Fluroescent, Phosphorescent, Or Luminescent Layer

Fluroescent, Phosphorescent, Or Luminescent Layer patent applications listed are from June 2005 to current and include Date, Patent Application Number, Patent Title, Patent Abstract summary and are linked to the corresponding patent application page.

06/07/07 - 20070128468 - Red phosphorescent compounds and organic electroluminescent devices using the same
is selected from 2,4-pentanedione, 2,2,6,6,-tetramethylheptane-3,5-dione, 1,3-propanedione, 1,3-butanedione, 3,5-heptanedione, 1,1,1-trifluoro-2,4-pentanedione, 1,1,1,5,5,5-hexafluoro-2,4-pentanedione and 2,2-dimethyl-3,5-hexanedione. Further disclosed herein is an organic electroluminescent (EL) device comprising an anode, a hole injecting layer, a hole transport layer, a light-emitting layer, an electron transport layer, an electron injecting layer, and a cathode laminated in this order ...

06/07/07 - 20070128467 - Material for organic electroluminescent device and organic electroluminescent device using same
Provided is a material for an organic electroluminescence device, which is composed of a compound having a specific structure; and is capable of providing an organic electroluminescence device having a high luminous efficiency, excellent heat resistance, and a long lifetime while having no pixel defects, and an organic electroluminescence device ...

06/07/07 - 20070128466 - Metal coordination compound, polymer composition, and organic electroluminescent device employing same
(in the formulae, M is Ir, Rh, Ru, Os, Pd, or Pt, and n is 2 or 3; when M is Ir, Rh, Ru, or Os and n is 2, another bidentate ligand further bonds to M; ring A is a cyclic compound containing a nitrogen atom bonded to M. ...

05/31/07 - 20070122657 - Electroluminescent device containing a phenanthroline derivative
An OLED device comprises a cathode, an anode, and a light-emitting layer therebetween, and additionally comprises a layer between the cathode and the light-emitting layer including a phenanthroline compound comprising no more than two optionally substituted phenanthroline moieties wherein one and only one group substituted on a phenanthroline nucleus includes ...

05/31/07 - 20070122656 - Electroluminescent device containing an anthracene derivative
An OLED device comprises a cathode, an anode, and a light-emitting layer therebetween, and additionally comprises a layer between the cathode and the light-emitting layer including a compound comprising one and only one anthracene nucleus bearing no more than two phenanthroline-containing substituents wherein said anthracene nucleus is substituted in the ...

05/31/07 - 20070122655 - Electroluminescent device with quinazoline complex emitter
An OLED device comprises a cathode, an anode, and located therebetween a light-emitting layer containing a host material and a tris-CˆN-cyclometallated complex of Ir or Rh wherein at least one of the ligands comprises a substituted quinazoline moiety. The device provides useful emission and stability attributes. ...

05/31/07 - 20070122654 - Dopant material and organic electroluminescent device using said dopant material
wherein R1, R2 and R3 are an alkyl group containing 1 to 4 carbon atoms; a, b and c are integers ranging from 0 to 3. ...

05/31/07 - 20070122653 - Phosphorescent electroluminescent element
The present invention describes electroluminescent elements comprising cathode and anode and at least one emission layer, where this comprises at least one matrix material A comprising certain elements and at least one emitter layer B which emits light from the triplet state. ...

05/31/07 - 20070122652 - Compound and organic electroluminescent device using same
R11, R12, R13, and R14 are hydrogen, a linear or branched alkyl, or a substituted or unsubstituted aryl; and each CH on the benzene ring may be replaced by nitrogen. ...

05/31/07 - 20070122651 - Organic electroluminescent device
The organic electroluminescent device of the present invention has at least one organic compound layer containing a light-emitting layer between an anode and a cathode. The organic compound layer contains a fluorescent light-emitting compound emitting fluorescence at a time that voltage is applied and an amplifying agent. A phosphorescent light-emitting ...

05/24/07 - 20070116984 - Spiro-compound for electroluminescent display device and electroluminescent display device comprising the same
In the above Formulae 1 and 2, the definition of the substituents is the same as in the specification. The spiro-compounds represented by the above Formulae 1 and 2 are applicable to any one of a hole injection layer (HIL), a hole transport layer (HTL), an electroluminescent layer, an electron ...

05/24/07 - 20070116983 - Phosphorescent oled with interlayer
The present invention relates to phosphorescent stacked OLEDs having an interlayer. ...

05/24/07 - 20070116982 - Host material for organic electroluminescent element and organic electroluminescent element
A compound for obtaining an organic electroluminescence device having a long life of light emission and exhibiting excellent heat resistance is provided. The compound is a host material for organic electroluminescence devices comprising a carbazole derivative. ...

05/24/07 - 20070116981 - Single-layer organic el device
Disclosed is an organic EL dye enabling to provide an organic EL device which is capable of emitting a light at a low voltage even when it has a single layer structure. Also disclosed is an organic EL device using such an organic EL dye. The organic EL dye is ...

05/17/07 - 20070111029 - Fluorene compound and organic light-emitting device
The organic light-emitting device capable of emitting light with remarkably high efficiency and luminance by using a fluorene compound having substituents is provided, and at least one layer among the organic compound layers in the device contains a first compound and a second compound, and the first compound is a ...

05/17/07 - 20070111028 - Aromatic amine derivative and organic electroluminescence device using the same
A novel aromatic amine derivative having an asymmetric and specific structure, and in an organic electroluminescence device which comprises at least one organic thin film layer comprising a light emitting layer sandwiched between a pair of electrode consisting of an anode and a cathode, at least one of the organic ...

05/17/07 - 20070111027 - Light-emitting organic materials
The subject matter disclosed herein generally relates to organic light-emitting materials and methods for their preparation and use. Also, devices involve organic light emitting materials are disclosed. ...

05/17/07 - 20070111026 - Oled devices with dinuclear copper compounds
each R is an independently selected substituent; and each R′ is independently selected from H and a substituent; provided that two substituent groups can join to form a ring. ...

05/17/07 - 20070111025 - Use of platinum ll complexes as luminescent materials in organic light-emitting diodes (oleds)
where the radicals are defined in the claims and in the description. Furthermore, the present invention relates to the use of the platinum(II) complexes as light-emitting layer in OLEDs, a light-emitting layer comprising at least one platinum(II) complex, an OLED comprising this light-emitting layer and devices comprising an OLED according ...

05/17/07 - 20070111024 - Metal complex compound and organic electroluminescence device containing the same
A metal-complex compound having a special structure containing metals such as iridium. An organic electroluminescence device which comprises at least one organic thin film layer sandwiched between a pair of electrode consisting of an anode and a cathode, wherein the organic thin film layer comprises the metal-complex compound, which emits ...

05/10/07 - 20070104980 - Red phosphorescent compounds and organic electroluminescent devices using the same
is selected from 2,4-pentanedione, 2,2,6,6,-tetramethylheptane-3,5-dione, 1,3-propanedione, 1,3-butanedione, 3,5-heptanedione, 1,1,1-trifluoro-2,4-pentanedione, 1,1,1,5,5,5-hexafluoro-2,4-pentanedione and 2,2-dimethyl-3,5-hexanedione. Further disclosed herein is an organic electroluminescent (EL) device comprising an anode, a hole injecting layer, a hole transport layer, a light-emitting layer, an electron transport layer, an electron injecting layer, and a cathode laminated in this order ...

05/10/07 - 20070104979 - Red phosphorescent compound and organic electroluminescent device using the same
is selected from 2,4-pentanedione, 2,2,6,6,-tetramethylheptane-3,5-dione, 1,3-propanedione, 1,3-butanedione, 3,5-heptanedione, 1,1,1-trifluoro-2,4-pentanedione, 1,1,1,5,5,5-hexafluoro-2,4-pentanedione, and 2,2-dimethyl-3,5-hexanedione. Further disclosed herein is an organic electroluminescent (EL) device comprising an anode, a hole injecting layer, a hole transport layer, a light-emitting layer, an electron transport layer, an electron injecting layer, and a cathode laminated in this order ...

05/10/07 - 20070104978 - Organometallic light-emitting material
wherein E=Group 16 elements (including sulphur); M=Group 10 metal (including platinum); R1-R14 are each independently selected from the group consisting of hydrogen; halogen; alkyl; substituted alkyl; aryl; substituted aryl, with substituents selected from the group consisting of halogen, lower alkyl and recognized donor and acceptor groups. R1 can also be ...

05/10/07 - 20070104977 - Organic electroluminescent device
wherein X is a condensed aromatic ring group with three or more carbocycles, Y is a group selected from substituted or unsubstituted aryl, substituted or unsubstituted diarylamino, substituted or unsubstituted arylalkyl and substituted or unsubstituted alkyl groups, and n is an integer of 1 to 6, provided that Ys may ...

05/10/07 - 20070104976 - Material for organic electroluminescent device and organic electroluminescent device using same
A material for organic electroluminescence device with specific structure having poor symmetry. An an organic electroluminescence device comprising a cathode, an anode and an organic thin film layer which is sandwiched between the cathode and the anode and comprises at least one layer, wherein at least one layer in the ...

05/03/07 - 20070099026 - White organic light emitting diode and method for manufacturing the same
A white organic light emitting diode (OLED) includes an emission layer that includes a blue emission layer and an emission layer excluding blue. The emission layer excluding blue includes a phosphorescent material and a mixture of a hole transporting material and electron transporting material. ...

05/03/07 - 20070099025 - Organic electroluminescent element, illuminator and display
An organic elecroluminescent element comprising an anode and a cathode having therebetween an emission layer containing a phosphorescent compound and an layer adjacent to the emission layer, adjacent to the emission layer being provided between the emission layer and the cathode, wherein the layer adjacent to the emission layer comprises ...

05/03/07 - 20070099024 - Electrolumiscent device
An organic electroluminescent device comprising a pair of electrodes and a light emitting layer, a hole transport layer containing a hole transporting material, and an electron transport layer provided between the pair of electrodes wherein, the light emitting layer contains at least two host materials and at least one red ...

04/26/07 - 20070092760 - New aryl amine polymer, thin film transistor using the new aryl amine polymer, and method of manufacturing the thin film transistor
An aryl amine polymer is provided which contains a specific repeat unit, its use in preparing an organic semiconductor material which contains the aryl amine polymer and an additional specific compound and in the preparation of organic light emitting devices (OLED), organic thin film transistors (TFT) and so on, along ...

04/26/07 - 20070092759 - Organic element for low voltage electroluminescent devices
Such devices exhibit reduce drive voltage while maintaining good luminance. ...

04/26/07 - 20070092758 - Dispersant having silane head and phosphor paste composition comprising the same
A dispersant having a silane head, and a phosphor paste composition including a phosphor, organic binder, and the silane dispersant are disclosed. The silane dispersant of this invention can greatly increase dispersion efficiency of a phosphor in a curable binder resin system. Thus, when the dispersant is used upon fabrication ...

04/26/07 - 20070092757 - Phosphorescent organic light-emitting diodes
A phosphorescent OLED has a light emitting layer which includes a phosphorescent host material, an exiton blocking material, and a phosphorescent dopant. The invention obviates the use of a hole blocking layer while substantially preventing hole diffusion to the electron transport layer. ...

04/26/07 - 20070092756 - Organic element for low voltage electroluminescent devices
wherein: Z and the dashed arc represent two or three atoms and the bonds necessary to complete a 5- or 6-membered ring with M; each A represents H or a substituent and each B represents an independently selected substituent on the Z atoms, provided that two or more substituents may ...

04/26/07 - 20070092755 - Organic element for low voltage electroluminescent devices
wherein: each R independently represents hydrogen or an independently selected substituent, at least one R representing an electron-withdrawing substituent having a Hammett's sigma para value of at least 0.3. Such devices exhibit reduce drive voltage while maintaining good luminance. ...

04/26/07 - 20070092754 - Organic element for low voltage electroluminescent devices
An OLED device comprises a cathode, a light emitting layer and an anode, in that order, and comprising; (i) in the light-emitting layer at least one light emitting compound selected from amine containing monostyryl, amine containing distyryl, amine containing tristyryl and amine containing tetrastyryl compounds, and (ii) a further layer ...

04/26/07 - 20070092753 - Organic element for low voltage electroluminescent devices
W1-W10 independently represents hydrogen or an independently selected substituent, and (ii) a further layer located between the cathode and the light emitting layer, contains (a) 10-volume % or more of an anthracene compound of Formula (3) and (b) at least one salt or complex of an element selected from Group ...

04/26/07 - 20070092752 - Branched phenylene-terminated thiophene oligomers
A composition comprising a plurality of molecules. Each of the molecules has a core comprising at least one aromatic ring and at least three pendant arms chemically bonded to the core. The pendant arms comprise a phenylene-terminated thiophene oligomer. ...

04/19/07 - 20070087223 - Dibenzoanthracene derivatives, organic electroluminescent devices, and display apparatus
wherein X1, X2 and X each independently represents a substituted or unsubstituted arylene or divalent heterocyclic group; A, B, C and D each independently represents a substituted or unsubstituted alkyl, aryl or heterocyclic group, and between the adjacent groups, may be fused together to form rings; and Y1 to Y12 ...

04/19/07 - 20070087222 - Organic electroluminescence device
wherein A1 and A2 are independently selected from a substituted or unsubstituted C1-C6 aliphatic group, a C6-C20 aromatic group and a C5-C19 heterocyclic group containing N, S or O, A3 is selected from a substituted or unsubstituted C1-C6 aliphatic group, a C6-C20 aromatic group, a C5-C19 heterocyclic group containing N, ...

04/19/07 - 20070087221 - Metal complex and organic electroluminescent device using the same
wherein M represents a transition metal whose atomic number of the periodic table is greater than 40; m is an integer equal to or smaller than the ligand numbers of M, n is an integer smaller than m; R1, R2, R3, and A are independently selected from the group consisting ...

04/19/07 - 20070087220 - Stability enhancement of opto-electronic devices
An electroluminescent device is provided that in sequence comprises an anode, a hole injecting layer, an emission layer comprising an emitting material, an electron injecting layer, and a cathode. The emission layer further comprises a stabilizing material whose energy bandgap is larger than the energy bandgap of the emitting material. ...

04/19/07 - 20070087219 - Electroluminescent device
An OLED device comprises a cathode and an anode and has located therebetween a light-emitting layer comprising a phosphorescent light-emitting material and a host comprising a compound of a tetravalent atom wherein the four groups bonded to the atom are aromatic rings, at least one of which contains an electron-withdrawing ...

04/12/07 - 20070082227 - Light-emitting device
A light-emitting device is provided, which includes an insulating substrate, a first electrode and a second electrode insulated from each other and formed above the insulating substrate, and an electrolyte disposed on the first electrode and the second electrode. The electrolyte contains an ionic liquid and luminescent pigment having a ...

04/12/07 - 20070082226 - Organic light emitting diode and display device employing the same
An organic light emitting diode comprises a cathode, an anode, an emitting layer disposed between the cathode and the anode, a hole injection layer disposed between the anode and the emitting layer, a hole transport layer disposed between the hole injection layer and the emitting layer, and a buffer layer ...

04/12/07 - 20070082225 - Method for preserving organic polymeric material and organic electroluminescent device
A method for preserving an organic polymeric material, wherein an organic polymeric material which exhibits strong acidity is preserved with it being dissolved or dispersed in a liquid mainly comprised of water, the method is characterized in that the organic polymeric material is preserved with it being dissolved or dispersed ...

04/05/07 - 20070077453 - Organic electroluminescent element
wherein R1 represents a substituent; m represents an integer of 2 or more; n represents an integer of 1 or more; and A1 represents a group selected from the group consisting of specific compounds, with the proviso that when m or n is 2 or more, a plurality of R1's ...

04/05/07 - 20070077452 - Organic light emitting devices having latent activated layers and methods of fabricating the same
An organic light emitting device with a latent activator material is presented. An organic light emitting device including activation products of a latent activator material is also presented. Embodiments of patterned organic light emitting devices are also contemplated wherein patterning can occur prior or post fabrication of the devices. A ...

04/05/07 - 20070077451 - Neutralized anode buffer layers to improve processing and performances of organic electronic devices
An organic electronic film is formed using an acidic ABL material combined with a volatile base which fully or partially neutralizes acidic groups in the acidic ABL material. ...

04/05/07 - 20070077450 - Conjugated compounds containing triarylamine structural elements, and their use
wherein Ar is aryl moiety. Moreover, the conjugated compounds of the invention are used as hole transport material, hole injection material and/or as host material in organic electroluminescence devices and/or phosphorescence devices, and as hole transport material in solar cells. ...

04/05/07 - 20070077449 - Hole transport material, layer formed from the hole transport material, organic electroluminescent device, and method of manufacturing the hole transport material
In an organic EL device, when a voltage is applied across an anode and a cathode, holes are moved in a hole transport layer and electrons are moved in an electron transport layer, and the holes and the electrons are recombined in a light emitting layer. In the light emitting ...

03/29/07 - 20070072004 - Film forming method, method for manufacturing organic electroluminescent device, organic electroluminescent device, and electronic apparatus
A film forming method for forming a film including arranging a liquid composition on a substrate and drying the liquid composition, the liquid composition being obtained by dissolving a functional material in a solvent with a plurality of species of liquid mixed therein, is provided. The method includes: a) firstly ...

03/29/07 - 20070072003 - Organic electroluminescent device
An organic electroluminescent device comprising a pair of electrodes and at least one organic layer between the pair of electrodes, wherein the organic layer contains at least one compound represented by the formula (I), preferably by the formula (II) and more preferably by the formula (III) as defined herein. ...

03/29/07 - 20070072002 - Organic light-emitting compound and organic light-emitting device containing the same
where Ar, R1, R2, R3, R4, and R5 are the same as defined in the detailed description. The organic light-emitting device manufactured using the organic light-emitting compound has a low turn-on voltage and high efficiency and color purity. ...

03/29/07 - 20070072001 - Luminescent device
The present invention provides a luminescent device using a luminescent material which has high luminescence efficiency and high stability, and is available at a low cost. The luminescent device is characterized in that as a luminescent material is used a binuclear copper coordination compound having a partial structure represented by ...

03/29/07 - 20070072000 - Organic electroluminescent element and manufacturing method thereof
An organic electroluminescent element, which has a positive electrode 2 and a glass substrate 1 sequentially laminated on one side of a light-emitting layer 4 and a negative electrode 5 formed on the other side of the light-emitting layer 4, has a functional layer which is formed by causing gas ...

03/15/07 - 20070059556 - Organic compound and organic light emitting device using the same
The present invention provides an organic light emitting device comprising a first electrode, at least one organic layer and a second electrode, laminated successively, in which at least one layer of the organic layer has a polycyclic aromatic hydrocarbon as a core and comprises at least one of a derivative ...

03/15/07 - 20070059555 - Organic electroluminescent element and photocatalyst containing coating solution for organic electroluminescent element
A main object of the present invention is to provide an organic EL element having members such as an organic EL layer formed highly precisely in a pattern with preferable light emission characteristic of the organic EL layer, and a photocatalyst containing coating solution to be used for the production ...

03/15/07 - 20070059554 - Organic electroluminescent device
An organic electroluminescent device is provided and has at least one organic layer including a light-emitting layer between a pair of electrodes. The organic layer contains at least one compound represented by specific formula. ...

03/15/07 - 20070059553 - Quinoxaline derivative, and light emitting element, light emitting device, and electronic appliance using the same
A quinoxaline derivative expressed by the general formula (1) is provided. (Each of R1 to R12 represents one of a hydrogen atom, a halogen atom, an alkyl group, an alkoxyl group, an acyl group, a dialkyl amino group, a diarylamino group, a substituted or unsubstituted vinyl group, a substituted or ...

03/15/07 - 20070059552 - Organic electroluminescent device and complex compound
An organic electroluminescent device is provided and has at least one organic layer including a light-emitting layer between a pair of electrodes. The organic layer contains at least one compound represented by specific formula. ...

03/15/07 - 20070059551 - Composition for organic electroluminescent element, method for manufacturing organic electroluminescent element, and organic electroluminescent element
A composition for an organic electroluminescent element used for forming a pattern by an ink jet method, the composition having at least one metal complex having a tridentate or higher-dentate ligand. Also provided are a method for manufacturing an organic electroluminescent element including forming an organic compound layer by discharging ...

03/08/07 - 20070054151 - Organic electroluminescence device
wherein R1 to R7 each represent a hydrogen atom or a substituent, provided that adjacent substituents may form a ring. ...

03/08/07 - 20070054150 - Organic light-emitting material and organic light-emitting device
An organic light-emitting device is provided, which comprises an anode, a cathode and a light-emitting layer between them. An organic light-emitting material having the structure of Formulas I or II is doped in the light-emitting layer. In the Formulas I and II, R1˜R9 are H, F, CF3, NO2, an alkyl ...

03/08/07 - 20070054149 - Substrate assembly of a display device and method of manufacturing the same
A substrate assembly of a display device and a method of manufacturing the same are disclosed. The substrate assembly includes a transparent substrate, an optical wavelength conversion layer and an inorganic covering layer. The optical wavelength conversion layer is formed on the transparent substrate. The inorganic covering layer is covered ...

03/08/07 - 20070054148 - Aluminum chelate complex for organic el material
This invention provides an organic EL material useful for the emissive layer of an organic EL element which deteriorates little in luminance when operated over a prolonged period of time and shows excellent durability. The material is an aluminum chelate complex which is represented by general formula (1) in which ...

03/01/07 - 20070048548 - Organic light emitting device and manufacturing method thereof
A hole blocking layer, having a multiple hetero-structure such that materials, each with a different doping density, are stacked repeatedly, is formed between a hole transport layer and an electron transport layer. An organic light emitting device and its manufacturing method can enhance luminous efficiency and color stability having the ...

03/01/07 - 20070048547 - Organic electro-luminescent device and material of hole-transport layer
wherein R is an alkyl group having 1˜3 carbon atoms. ...

03/01/07 - 20070048546 - Organic phosphorescent light emitting device
and n4 is an integer of at least one. ...

03/01/07 - 20070048545 - Electron-transporting layer for white oled device
An OLED device including a cathode, an anode, one or more light-emitting layers disposed between the anode and cathode to produce white light and a layer disposed between the light-emitting layer(s) and the cathode. The layer includes a polycyclic aromatic hydrocarbon compound that has the lowest LUMO value of the ...

03/01/07 - 20070048544 - Electroluminescent device with red triplet emitter
R1 through R6 each independently represent hydrogen or a substituent group, and L represents a substituent; and b) at least one phosphorescent light-emitting compound, with a triplet energy less than or equal to the triplet energy of the host material. The device provides an improved combination of low voltage and ...

02/22/07 - 20070042221 - Organic electroluminescent device and display
An organic electroluminescent device (1) including: a pair of electrodes being an anode (12) and a cathode (16), an emitting layer (14) including an organic compound, the layer being interposed between the electrodes, and charge-transporting layers (13) including an organic compound between at least one of the anode (12) and ...

02/22/07 - 20070042220 - Compound having spiro bond, material for luminescent coating formation and organic electroluminescence element including the same
A novel compound having a spiro bond with a specific structure, a material for forming a luminous coated film comprising the compound having the spiro bond with the specific structure, and an organic electroluminescence device which comprises at least one organic thin film layer sandwiched between a pair of electrode ...

02/22/07 - 20070042219 - Electroluminescent boron complexes
Novel boron complexes are blue emissive electroluminescent compounds. ...

02/15/07 - 20070037012 - Organic compounds for electroluminescence and organic electroluminescent devices using the same
Disclosed is a novel group of compounds having a general structure of anthracene body substituted with at least one thiophenyl group, which can be further substituted with various substituent groups. These new compounds are generally compatible with organic electroluminescence. Also disclosed are organic electroluminescent devices and method of making the ...

02/15/07 - 20070037011 - Arylamine compound and synthetic method thereof
(In the formula, Ar11 is an aryl group having 7 to 25 carbon atoms or a heteroaryl group having 7 to 25 carbon atoms. Ar12 and Ar13 may be identical or different, and are individually either an aryl group having 6 to 25 carbon atoms or a heteroaryl group having ...

02/15/07 - 20070037010 - Organic electroluminescent element
The present invention relates to the improvement of organic electroluminescent devices which consist of a certain matrix material which has been doped with at least one phosphorescent emitter, and which are characterized in that the doping zone of the emitter in the matrix at right angles to the layer extends ...

02/08/07 - 20070031701 - Carbazole derivative, light-emitting element material obtained by using carbazole derivative, light-emitting element, and electronic device
It is an object to provide a carbazole derivative which is useful as a raw material for forming a light-emitting element material which has resistance to repeated oxidation reactions. It is an object to provide a carbazole derivative represented by a general formula (G-1). In the general formula (G-1), each ...

02/08/07 - 20070031700 - Organic light emitting diode
An organic light emitting diode (OLED) includes a substrate, a first electrode layer, an organic emitting layer, a second electrode layer, and an electron injection layer, in which the electron injection layer is selected from an electron injection layer made from organic molecules, an electron injection layer with nano-grade thickness, ...

02/08/07 - 20070031699 - Charge-transporting compound, charge-transporting material, charge-transporting varnish, charge-transporting thin film, and organic electroluminescent device
Using a charge transporting organic compound made of a polymer whose polymer main chain has a fluorene derivative, which is substituted with an amino group having an aromatic ring or heterocyclic ring, connected thereto at the 9 position thereof, e.g. a compound represented by the following formula (1), in a ...

02/08/07 - 20070031698 - Oligomer and polymer comprising triphenyl phosphine units
An oligomer or polymer comprising a first repeat unit and a second repeat unit that may be the same or different, the first repeat unit having formula (I): wherein each E independently represents optionally substituted nitrogen or optionally substituted phosphorus, with the proviso that at least one E is optionally ...

02/01/07 - 20070026258 - Dimethylenecyclohexane compound, method of preparing the same and organic light emitting device comprising the same
The dimethylenecyclohexane compound can improve the driving voltage, efficiency and color purity of the organic light emitting device. ...

02/01/07 - 20070026257 - Low voltage organic electroluminescent element
An OLED device comprises a cathode, an electron-transporting layer (ETL), a light-emitting layer (LEL) containing a fluorescent light-emitting material, a hole-transporting layer (HTL), and an anode, in that order, wherein the ETL comprises a mixture of compounds, including a first compound and at least one second compound, and wherein there ...

01/25/07 - 20070020485 - Electroluminescent material, electroluminescent element and color conversion filter
An electroluminescent element is disclosed, comprising an electroluminescent material and a fluorescent substance emitting light having an emission maximum at the wavelength different from that of light emitted from the electroluminescent material upon absorption of the light emitted from the electroluminescent material. A color conversion filter is also disclosed, comprising ...

01/25/07 - 20070020484 - Organic electroluminescence device and method for fabricating the same
An organic electroluminescent (EL) device is provided which uses an electron-transport layer including hole blocking capability. The device includes a stack structure, with an emitting layer and an electron-transport layer provided between an anode and a cathode. The electron-transport layer is a mixture of at least two materials. This mixture ...

01/25/07 - 20070020483 - Organic electroluminescence device and method for fabricating the same
An organic electroluminescent (EL) device having improved efficiency and service life is provided. The organic electroluminescent device has a stack structure including an emitting layer and an electron-transport layer positioned between an anode and a cathode. The electron-transport layer includes a first layer adjacent to the emitting layer which may ...

01/25/07 - 20070020482 - Surface-selective deposition of organic thin films
A hole transporting monomer is vapor deposited onto select exposed surfaces of an organic electronic device. The deposited monomer polymerizes into a hole transporting film on selected surfaces of the device. ...

01/25/07 - 20070020481 - Synthesis process
A process for preparing a substituted or unsubstituted 9,10-diarylanthracene including reacting an organometallic substituted or unsubstituted aryl compound with a substituted or unsubstituted anthraquinone to yield a substituted or unsubstituted diol; and reacting the substituted or unsubstituted diol with a reducing agent to yield the substituted or unsubstituted 9,10-diarylanthracene is ...

01/25/07 - 20070020480 - Synthesis process
A process for preparing a substituted or unsubstituted 9,10-diaryl anthracene including reacting a substituted or unsubstituted anthracene with a halogenating agent to yield a halogenated anthracene, and reacting the halogenated anthracene with an aryl boronic acid or a boronic ester to yield the substituted or unsubstituted 9,1 0-diaryl anthracene is ...

01/25/07 - 20070020479 - Luminescent-polymer composition
A light-emitting polymer composition comprising a light-emitting polymer and an ion pair, wherein the ion pair has a negative ion of a specific structure in which one group 13 atom and is bonding to an aryl group having an electron-withdrawing group, or a heterocyclic group having an electron-withdrawing group, directly ...

01/18/07 - 20070015008 - Organic electroluminescence element
An organic electroluminescence element is disclosed which comprises a hole transporting layer containing a hole transporting material, a light emission layer containing a host compound and a phosphorescent compound, a hole blocking layer, and an electron transporting layer, the host compound having a band gap of from 3.3 eV to ...

01/18/07 - 20070015007 - Triazine-based compound, method of making the same, and an organic light-emitting device including the same
A triazine-based compound having three biphenyl groups, represented by Structure 1, below, wherein R1 through R18 are each independently one of: hydrogen, a substituted C1-30 alkyl group, an unsubstituted C1-30 alkyl group, a substituted C6-50 aryl group, an unsubstituted C6-50 aryl group, a substituted C4-50 heteroaryl group, and an unsubstituted ...

01/18/07 - 20070015006 - White organic light emitting diode
A white organic light emitting diode (OLED) includes an emission layer between two electrodes. The emission layer comprises two or more kinds of compounds for the host and two or more kinds of compounds for the dopant that facilitate production of a white color. Among the two or more kinds ...

01/18/07 - 20070015005 - Organic electroluminescent device and host material of luminescent and hole-blocking material thereof
An organic electroluminescent device including an anode on a substrate, an organic luminescent layer on the anode and a cathode on the organic luminescent layer is provided. The luminescent layer contains a fluorene compound as formula (1): ...

01/18/07 - 20070015004 - Organic electroluminescent device
The invention provides an organic electroluminescent device having at least a light-emitting layer containing a light-emitting material and a host material, a hole injection-promoting layer, and a hole-transporting layer containing a hole-transporting material in this order between a pair of electrodes, in which the hole injection-promoting layer contains a hole-transporting ...

01/18/07 - 20070015003 - Difluoropyridine-based compound and organic electroluminescent device using the same
A difluoropyridine-based compound includes at least one difluoropyridine group in its molecule. The difluoropyridine-based compound may be used as an electron injection material, an electron transport material, or a hole blocking material in full-color fluorescent or phosphorescent devices. The difluoropyridine-based compound has good electrical characteristics and a high charge transport ...

01/11/07 - 20070009762 - Organic electroluminescent element and display device or light emitting device equipped with the same
It is an object of the present invention to provide an organic electroluminescent element having a longer lifetime. In order to accomplish the object, an organic electroluminescent element adapted to comprise a light emitting layer including an organic material between an anode and a cathode is provided with a hole ...

01/11/07 - 20070009761 - Hole transport material for organic electroluminescence devices and organic electroluminescence device using the same
A hole transport material for organic electroluminescence devices, characterized by consisting of a copolymer having a first unit consisting of a heterocyclic compound containing a sulfur atom and a second unit consisting of a secondary or tertiary amine compound, wherein the above-mentioned hole transport material preferably further includes a third ...

01/11/07 - 20070009760 - Coordination metal compound, material for organic electroluminescence device, material for luminescent coating formation and organic electroluminescence device
A coordination metal compound comprising cordinating at least one ligand having a Spiro bond to at least a metal atom; a material for an organic electroluminescence (EL) device, and an organic EL device comprising at least one organic thin film layer sandwiched between a pair of electrodes consisting of an ...

01/11/07 - 20070009759 - Organic phosphorescent material and organic optoelectronic device
R1 is a group other than hydrogen; n is zero or an integer equal to or greater than one; and A and B are optionally fused or linked by one or more covalent bonds. The invention also provides the use of such complexes in optoelectronic devices, and in particular in ...

01/11/07 - 20070009758 - Aromatic amine derivative and organic electroluminescent element made with the same
The present invention relates to aromatic amine derivatives having a specific structure in which a substituted diphenylamino group is bonded to a pyrene structure; and organic electroluminescent devices comprising a cathode, an anode and one or plural organic thin film layers having at least a light emitting layer which are ...

01/04/07 - 20070003789 - Stable and efficient electroluminescent materials
An organic light emitting device is provided. The device has an anode, a cathode, and an emissive layer disposed between the anode and the cathode. The emissive layer may include a molecule of Formula I wherein an alkyl substituent at position R′5 results in high efficiency and operational stability in ...

01/04/07 - 20070003788 - Organic electroluminescence device
An organic electroluminescence device which exhibits an excellent purity of color and a high efficiency of light emission, has a long life and emits reddish light and a novel compound having these characteristics are provided. The organic electroluminescence device comprises an organic layer disposed between at least one pair of ...

01/04/07 - 20070003787 - Organic light-emitting device and method of manufacturing the same
An organic light-emitting device includes a first electrode, a second electrode, and an organic layer interposed between the first electrode and the second electrode. The organic layer includes at least a light-emitting layer, wherein the light-emitting layer includes a plurality of compounds which have individually a light-emitting repeating unit and ...

01/04/07 - 20070003786 - Electroluminescent devices with nitrogen bidentate ligands
za and Zb are directly bonded to one another provided Za and Zb may be further linked together to form a fused ring system; provided that the light emitting layer is substantially free of said metal complex present in the non-emitting layer. Such a device exhibits improved luminous efficiency. ...

01/04/07 - 20070003785 - Electroluminescent devices containing benzidine derivatives
(b) layer L2 comprises a benzidine derivative (B2) having an oxidation potential greater than 0.7 V and exhibiting a glass transition temperature, Tg, of greater than 125° C. ...

01/04/07 - 20070003784 - Electroluminescent device containing borondiketonate emitter
L1 and L2 represent independently selected substituent groups; provided that any two adjacent substituents of any of the above groups may join to form a ring. ...

01/04/07 - 20070003783 - Quinoline copolymer and organic electroluminescent device employing same
The present invention relates to a quinoline copolymer containing an optionally substituted quinoline monomer unit and an optionally substituted benzotriazole monomer unit. It is an object of the present invention to provide a light-emitting polymer material having excellent stability. ...

12/28/06 - 20060292394 - Light emitting device and electronic appliance using the same
A light emitting device comprises a pair of electrodes and a mixed layer provided between the pair of electrodes. The mixed layer contains an organic compound which contains no nitrogen atoms, i.e., an organic compound which dose not have an arylamine skeleton, and a metal oxide. As the organic compound, ...

12/21/06 - 20060286409 - Oleds doped with phosphorescent compounds
Organic light emitting devices are disclosed, which comprise a heterostructure for producing electroluminescence, wherein the heterostructure comprises an emissive layer containing a phosphorescent dopant compound. For example, the phosphorescent dopant compound may comprise platinum octaethylporphine (PtOEP), which is a compound having the chemical structure with the formula: ...

12/21/06 - 20060286408 - 1,8-naphthyridine compound and organic light-emitting device using the same
wherein R1 to R6 each represent one selected from the group consisting of a hydrogen atom; an alkyl group, an aralkyl group, an aryl group, a heterocyclic group, a condensed polycyclic aromatic group, a condensed polycyclic heterocyclic group and an aryloxy group which may be substituted; a substituted amino group; ...

12/21/06 - 20060286407 - Fluorescent pattern forming article, recording medium, security medium, and recording method
A fluorescent pattern forming article including a first layer containing a metal ion, and a second layer disposed facing the first layer and containing a ligand coordinating with the metal ion contained in the first layer to thereby enable an intensity of fluorescence based on the metal ion to be ...

12/21/06 - 20060286406 - Organic electroluminescent device
An organic electroluminescent device comprising: a pair of electrodes comprising a positive electrode and a negative electrode; and a plurality of organic compound layers including a light emitting layer between the pair of electrodes, wherein at least one layer containing a metal complex having a tridentate or more ligand is ...

12/21/06 - 20060286405 - Organic element for low voltage electroluminescent devices
An organic light emitting diode (OLED) device comprises a cathode, a light emitting layer and an anode, in that order, and, has located between the cathode and the light emitting layer, a layer containing (a) more than 10 vol % of a carbocyclic fused ring aromatic compound and (b) at ...

12/21/06 - 20060286404 - Light emission material and organic electroluminescent device using the same
“M” represents a metal atom, m is smaller than or equal to the ligand number of “M”, n is smaller than m. “Y1” is selected from aryl or heteroaryl. “Y2” and “Y3” are respectively selected from nitro-containing heterocyclic ring. “X”, “R1”, “R2” and “R3” are respectively selected from any substituent ...

12/21/06 - 20060286403 - Organic light emitting diode and method of fabricating the same
An organic light emitting diode is provided. The organic light emitting diode includes a cathode, an anode, and an electron-transporting layer disposed therebetween, wherein the electron-transporting layer comprises a fluorene derivative having electron/hole mobility exceeding 10-7 cm2v-1s-1 and a metal-containing material. The invention also provides a method of fabricating the ...

12/21/06 - 20060286402 - Organic element for low voltage electroluminescent devices
An organic light emitting diode (OLED) device contains a cathode, a light emitting layer and an anode, in that order, and, has located between the cathode and the light emitting layer, a layer containing (a) more than 10 vol % of a carbocyclic fused ring aromatic compound and (b) a ...

12/14/06 - 20060280969 - Organic light emitting element and light emitting device using the same
A chelate complex having as its central metal tungsten which is an inexpensive metal and which is a heavy atom is applied to an organic light emitting element, thereby obtaining an organic light emitting element capable of converting the triplet excitation energy into light emission. By applying the organic light ...

12/14/06 - 20060280968 - Polymer compound and electroluminescent element
It is thus rendered possible to improve the yield of synthesis of the polymer compound and to introduce a desired metal complex in a predetermined amount into the polymer compound. It is thus made possible to realize a white-light emitting material or a light emission of a desired color. ...

12/14/06 - 20060280967 - Organic electroluminescent element
The invention provides an organic electroluminescent element having a cathode, an electron injection promoting layer, a luminescent layer and an anode in that order, wherein the luminescent layer is adjacent to the electron injection promoting layer and contains a luminescent material, and the electron injection promoting layer contains an electron ...

12/14/06 - 20060280966 - Organic electroluminescent element, illuminator and display
An organic electroluminescent element containing an anode and a cathode having therebetween a light emitting layer, wherein the light emitting layer contains a guest compound having a substructure represented by Formula (AA): wherein A represents a group of atoms necessary to form an aromatic hydrocarbon ring or an aromatic heterocycle, ...

12/14/06 - 20060280965 - Triphenylene hosts in phosphorescent light emitting diodes
An organic emissive layer is provided. Also provided is a device in which the organic emissive layer is disposed between an anode and a cathode. The organic emissive layer includes a phosphorescent material and triphenylene compound or a compound having a repeat unit having a triphenylene moiety. The triphenylene is ...

12/14/06 - 20060280964 - Light-emitting device
A full colour optical device comprising: an anode; a cathode; a light-emitting region located between the anode and the cathode; characterised in that said light-emitting region comprises subpixels of blue, green and red emitting materials, the blue emitting material being fluorescent and at least one of the green and red ...

11/30/06 - 20060269787 - Organic light-emitting diode and method for manufacturing the same
An organic light-emitting diode (OLED) includes a first electrode, an electron transport layer, an emitting layer, and a second electrode. The electron transport layer has at least one n-type dopant to enhance electron mobility. The n-type dopant includes an alkali halide, an alkaline-earth halide, an alkali oxide, or a metal-carbonate ...

11/30/06 - 20060269786 - Wiring for display device and thin film transistor array panel including the same and method for manufacturing thereof
A method of manufacturing a thin film transistor array panel, comprising forming a first signal line on a substrate, forming a gate insulating layer and a semiconductor layer on the first signal line in sequence, forming a second signal line on the gate insulating layer and the semiconductor layer, and ...

11/30/06 - 20060269785 - Binuclear compounds
Devices are provided having an anode, a cathode, and an emissive layer disposed between and electrically connected to the anode and the cathode. The emissive layer includes an emissive material having more than one metal center. In one embodiment, first and second metal centers are independently selected from the group ...

11/30/06 - 20060269784 - Light-emitting device containing bis-phosphineoxide compound
An OLED device comprises an anode and a cathode and having therebetween a light emitting layer containing an emissive material, wherein a layer between the anode and cathode contains a phosphineoxide compound bearing two or more tri(hetero)arylphosphineoxide groups, provided these groups are selected to give a compound with a Et≧2.65 ...

11/30/06 - 20060269783 - Anthracene derivatives for organic electroluminescent device
In an OLED having an electron transport layer and a light emitting layer, at least one of these layers contains an anthracene derivative, wherein at least one of the substituents on the anthracene compound has a tetra-substitution center of either C—SP3 or Si. The anthracene derivative can be used as ...

11/30/06 - 20060269782 - Oled electron-transporting layer
An organic light-emitting device (OLED) includes an anode, a cathode, and a light-emitting layer disposed between the anode and the cathode, wherein the light-emitting layer includes a dominant host and a dopant. The device also includes an electron-transporting layer disposed in direct contact with the light-emitting layer on the cathode ...

11/30/06 - 20060269781 - Diarylamino substituted compounds and an electroluminescent device having the compounds
wherein Ar1 is an aromatic group containing 6-30 carbon atoms; R1, R2 R3 and R4 are identical or different substituents selected from the group consisting of alkyl containing 1-4 carbon atoms, alkoxyl containing 1-4 carbon atoms, sulfoalkyl containing 1-4 carbon atoms, dialkylamine containing 1-4 carbon atoms and halogen atom; m, ...

11/30/06 - 20060269780 - Organic electroluminescent device
In formula (I), R1—R8 denote hydrogen and groups such as alkyl, alkenyl, cyano, amino, amide, alkoxycarbonyl, carboxyl, alkoxy and aryl. ...

11/30/06 - 20060269779 - Organic polymer light-emitting element material having gold complex structure and organic polymer light-emitting element
The present invention provides an organic polymer light-emitting element material having a gold complex structure as a part of the side chain or crosslinking group as represented by formulae (5) and (8) and an organic polymer light-emitting element comprising layer(s) comprising the organic polymer light-emitting element material. The present invention ...

11/30/06 - 20060269778 - Electroluminescent materials and devices
An electroluminescent compound is an organic diiridium acatylacetonate complex. ...

11/23/06 - 20060263639 - Organic electroluminescence material and electroluminescence device using the same
An organic electroluminescence material of the present invention includes, in order to provide an durable organic EL device emitting light of high brightness, a compound shown by the general formula (A-I) or (B-I) (as explained in the specification) wherein, A1 to A3 which may be the same or different, are ...

11/23/06 - 20060263638 - Light emitting element, light emitting device, and electronic device
It is an object of the present invention to provide a functional layer for protecting a light emitting element from being deteriorated by a physical or chemical influence when the light emitting element is manufactured or driven, and to attain extension of lifetime of an element and improvement of element ...

11/23/06 - 20060263637 - Light-emitting element and light-emitting device
The present invention provides a substance that is capable of emitting red phosphorescence which is closer to a chromaticity coordinate for red of NTSC standard. The present invention provides an organometallic complex represented by a general formula (1). In the formula (1), R1 to R3 are individually either hydrogen, a ...

11/23/06 - 20060263636 - Light emitting device and electronic appliance using the same
The light emitting element includes a first electrode and a second electrode, between which a light emitting layer, a hole transporting layer provide in contact with the light emitting layer, an electron transporting layer provided in contact with the light emitting layer, and a mixed layer provided between the electron ...

11/23/06 - 20060263635 - Organic electroluminescent device
wherein, Z1 and Z2 each independently represent a nitrogen-containing aromatic six-membered ring coordinated to the platinum through a nitrogen atom; Q1 represents a group of atoms necessary for forming, together with the —C—C—, a nitrogen-containing aromatic five-membered ring; L1 represents a single bond or a divalent linking group; and n ...

11/23/06 - 20060263634 - Semiconductor device and manufacturing method thereof and method for writing memory element
An object is to provide a higher-performance and higher-reliability memory device and a semiconductor device provided with the memory device at low cost and with high yield. A semiconductor device of the invention has a memory element including an insulating layer and an organic compound layer between first and second ...

11/23/06 - 20060263633 - Organic electroluminescent device
An organic electroluminescent device comprising: a pair of electrodes; and at least one organic compound layer including a light emitting layer between the pair of electrodes, wherein the at least one organic compound layer contains an organic metal complex having at least one specific ligand. ...

11/23/06 - 20060263632 - Organic electroluminescent device
An organic electroluminescent device comprising: a pair of electrodes; and at least one organic compound layer including a light emitting layer between the pair of electrodes, wherein the organic compound layer contains a metal complex that has a tridentate or more ligand and two or more metal ions. ...

11/23/06 - 20060263631 - Organic light-emitting device
where A is a hole transport unit, B is an electron transport unit, and C is a bond or a linking group. The bipolar compound can transport both holes and electrons. The organic light-emitting device has high efficiency and a long lifetime. ...

11/23/06 - 20060263630 - Iridium complex and electroluminescent device using the same
An iridium complex is used as a phosphorescent material in an organic electroluminescence (OEL). Use this complex as the red light guest dopant emitter of the phosphorescent material, then apply the phosphorescent material to the OEL light-emitting layer, a red light that is very close to pure red can be ...

11/23/06 - 20060263629 - Intermediate electrodes for stacked oleds
A stacked OLED includes a first electrode, a second electrode, a plurality of luminescent regions disposed between the first and second electrodes, and an intermediate electrode disposed between successive luminescent regions. At least one intermediate electrode comprise a metal-organic mixed layer disposed between a first charge injecting layer and a ...

11/23/06 - 20060263628 - Display device with metal-organic mixed layer anodes
A display device comprises an anode, a cathode, and a luminescent region disposed between the anode and the cathode, wherein the anode comprises a metal-organic mixed layer operatively combined with an electron-accepting material. An anode may comprise a mixture of a metal-organic mixed layer and an electron-accepting material within a ...

11/23/06 - 20060263627 - Method for producing a coating on the surface of a particle or material, and corresponding product
The invention relates to a method for producing at least one coating (3) on at least one section (4) of the surface of a body (2) by the chemical conversion of at least one constituent of the body into at least one constituent of the coating. The method is characterised ...

11/16/06 - 20060257687 - Organic electroluminescence device
An organic electroluminescence device comprises a cathode, an anode and a layer of an organic thin film comprising one or a plurality of layers and disposed between the cathode and the anode, wherein at least one of the layers in the layer of an organic thin film comprises a laminate ...

11/16/06 - 20060257686 - Functional ink for relief printing and organic electroluminescence device and the manufacturing method
In functional inks for relief printing concerning the present invention, contents of compositions of functional layers can be 1.0-2.5 wt %. In addition, viscosity of functional ink for relief printing can be 15-50 mPa·s. Therefore, each functional layer can be formed with uniformity and reasonable thickness. ...

11/16/06 - 20060257685 - Organic light emitting devices having carrier transporting layers comprising metal complexes
Light emitting devices having charge transporting layers comprising one or more metal complexes are provided. More particularly, devices include hole transporting layers comprising at least one organometallic complex are disclosed. The present devices can further comprise an electron blocking layer for improved efficiency. ...

11/16/06 - 20060257684 - Organic electroluminescent device
An organic electroluminescence device comprising a cathode, an anode and at least one layer comprising a phosphorescent light emitting material and a host material which is sandwiched between the cathode and the anode and further comprising an electron injecting layer which is adhered to the light emitting layer and is ...

11/09/06 - 20060251925 - Aromatic amine derivative and organic electroluminescence device using the same
To provide an organic electroluminescence device having high emission luminance, high heat resistance, excellent high-temperature storage stability, and a long lifetime, and an aromatic amine derivative for realizing the device. Provided are a novel aromatic amine derivative having a specific structure and an organic electroluminescence device including: a cathode; an ...

11/09/06 - 20060251924 - Organic light-emitting devices with multiple hole injection layers containing fullerene
The present invention provides layered hole injection structures including one or more layers of fullerenes for application in an organic electroluminescent device. The layered structures include a bi-layered structure including an electrically conductive layer serving as electrical contact to external circuit and a fullerene layer sandwiched between the conductive layer ...

11/09/06 - 20060251923 - Stability oled materials and devices
Organic light emitting materials and devices comprising phosphorescent metal complexes comprising ligands comprising aryl or heteroaryl groups substituted at both ortho positions are described. An organic light emitting device, comprising: an anode; a hole transport layer; an organic emissive layer comprising an emissive layer host and an emissive dopant; an ...

11/09/06 - 20060251922 - Oled electron-injecting layer
An OLED includes an anode, a light-emitting layer disposed over the anode, and a first electron-injecting layer disposed over the light-emitting layer, wherein the first electron-injecting layer includes at least one organic host material having a reduction potential less than −1.0 V vs. a Saturated Calomel Electrode and at least ...

11/09/06 - 20060251921 - Oleds utilizing direct injection to the triplet state
The present invention relates to OLEDs utilizing direct injection to the triplet state. The present invention also relates to OLEDs utilizing resonant injection and/or stepped energy levels. ...

11/09/06 - 20060251920 - Organic light emitting devices comprising a doped triazine electron transport layer
The present invention relates to organic light emitting devices (OLEDs) containing an electron transport layer comprising a triazine. The triazine can be doped with at least one of organic and inorganic materials. A display device comprising the OLEDs is also disclosed. ...

11/09/06 - 20060251919 - Organic light emitting devices
The present invention relates to organic light emitting devices (OLEDs) comprising an electroluminescent material layer comprising a mixture of at least two materials having different electron and hole transport capacities, and an electron transport layer comprising a triazine. Display devices comprising the OLEDs are also disclosed. ...

11/09/06 - 20060251918 - Organic electroluminescent device material and organic electroluminescent device using same
A material for organic electroluminescence devices comprising a compound having a specific condensed cyclic structure having nitrogen atom and an organic electroluminescence device comprising an organic thin film layer which comprises at least one layer and is sandwiched between an anode and a cathode, wherein at least one of the ...

11/02/06 - 20060246318 - Evaluation method and manufacturing method of light emitting element material, manufacturing method of light-emitting element, light-emitting element, and light-emitting device and electric appliance having light-emitting element
The present invention provides an evaluation method for evaluating whether a light-emitting element material to be evaluated is suitable for a host material or a guest material. By carrying out a first step of measuring absorption intensity of a light-emitting element material and a second step of irradiating the light-emitting ...

11/02/06 - 20060246317 - Aminostyryl compound, method of preparing the same, and organic light emitting device using the aminostyryl compound
The organic light emitting device using the aminostyryl compound exhibits low driving voltage and improved brightness, efficiency, and color purity. ...

11/02/06 - 20060246316 - Phosphorescent light-emitting device with doped iridium-complex
A phosphorescent OLED uses a phosphorescent dopant in the emissive layer, the dopant includes a metal complex containing a plurality of moieties linking to a transition metal ion. One or more of the moieties contain a ligand with a C—SP3 carbon center. The transition metal ion can be an iridium ...

11/02/06 - 20060246315 - Phosphorescent oled with mixed electron transport materials
An OLED device comprises, in sequence, an anode, a light-emitting layer that comprises a phosphorescent light-emitting organometallic compound, a hole-blocking layer, and a cathode, and between the hole-blocking layer and the cathode, a further layer containing: a) a first compound that has the lowest LUMO value of the compounds in ...

10/26/06 - 20060240286 - Display device
A display device includes a light source member, a diffusion member and a display panel. The light source member generates a bluish light. The diffusion member diffuses the bluish light to increase luminance uniformity. The display panel includes a liquid crystal layer, a fluorescent layer and a reflective-polarizing member (a ...

10/26/06 - 20060240285 - Organic electroluminescent device
wherein, in formula (2), each of A1, A2, A3, A4, A5, A6, A7, A8, A9, A10, A11, A12, A13, A14, A15, and A16 represents a nitrogen atom or a carbon atom that may optionally have a substituent, and at least one of A1, A2, A3, A4, A5, A6, A7, A8, ...

10/26/06 - 20060240284 - Organic electroluminescent device and manufacturing method thereof and flat display device incorporating the same
An organic electroluminescent device (OELD) is provided. The OELD includes a substrate, an anode, a cathode, a hole transport layer, a phosphorescent emission layer and a hole blocking layer. The anode and the cathode opposite to the anode are disposed over the substrate. The phosphorescent emission layer is disposed between ...

10/26/06 - 20060240283 - Light-emitting material and organic electroluminescent device using the same
The chemical structure B is aromatic hydrocarbons having n benzene, n is a integer of 1 to 8. The chemical structure B of the formula [3]: ...

10/26/06 - 20060240282 - Emission material and organic electroluminescent device using the same
“M” is a metal atom whose atomic weight is greater than 40. “S” is selected from a group consisting of alkyl, alkoxy, haloalkyl, halogen, hydrogen and any other substituents. ...

10/26/06 - 20060240281 - Contaminant-scavenging layer on oled anodes
An OLED includes an anode formed over a substrate and a contaminant-scavenging layer formed over the anode, wherein the contaminant-scavenging layer includes one or more organic materials but not a hexaazatriphenylene derivative, each having an electron-accepting property and a reduction potential greater than −0.1 V vs. a Saturated Calomel Electrode, ...

10/26/06 - 20060240280 - Oled anode modification layer
An OLED includes an anode formed over a substrate, wherein the anode is a non-oxygen-treated anode and an anode modification layer formed in direct contact with the anode, wherein the anode modification layer includes one or more organic materials, each having an electron-accepting property and a reduction potential greater than ...

10/26/06 - 20060240279 - Non-blocked phosphorescent oleds
An organic light emitting diode (OLED) architecture in which efficient operation is achieved without requiring a blocking layer by locating the recombination zone close to the hole transport side of the emissive layer. Aryl-based hosts and Ir-based dopants with suitable concentrations result in an efficient phosphorescent OLED structure. Previously, blocking ...

10/26/06 - 20060240278 - Oled device with improved performance
An OLED device includes an anode, a cathode, and at least one individually selected organic light-emitting layer disposed between the anode and cathode. The device also includes an electron-transporting layer disposed between the at least one light-emitting layer and the cathode, such electron-transporting layer including a first electron-transporting material, and ...

10/26/06 - 20060240277 - Tandem oled device
A tandem OLED device includes an anode, a cathode, first and second electroluminescent units disposed between the anode and the cathode, and an intermediate connector disposed between the first and second electroluminescent units. Each of the electroluminescent units include at least one individually selected organic light-emitting layer, and the first ...

10/19/06 - 20060234084 - Oled device with improved luminescent layer
A light-emitting layer contains a host and a light-emitting anthracene compound bearing a 10-ethynyl moiety as the predominant light-emitting compound in the layer. Embodiments of the invention provide desirable luminance efficiency, hue and/or operational stability. ...

10/19/06 - 20060234083 - Polymers, their preparation and uses
A polymer comprising a first repeat unit of formula (I), wherein each Ar is independently selected from optionally substituted aryl or heteroaryl and the group of formula (I) is present in a molar ratio of less than or equal to 10%, and, optionally, a second, optionally substituted repeat unit having ...

10/12/06 - 20060228583 - Luminescence device and display apparatus
In a luminescence device formed of one or plural layers of organic film between a cathode and an anode, at least one layer is a luminescence layer, and a luminescence molecule of a metal coordination compound having a basic structure represented by formula (1) MLmL′n and having a substituent on ...

10/12/06 - 20060228582 - Silyl-substituted cyclometalated transition metal complex and organic electroluminescence device using the same
Silyl-substituted cyclometalated transition metal complexes have good thermal stability and enabling highly efficient phospholuminescence and an organic electroluminescent device may use the Silyl-substituted cyclometalated transition metal complexes. The transition metal complexes, which are suitably used for forming an organic layer of the organic electroluminescent device, can emit light in the ...

10/12/06 - 20060228581 - Iridium-based luminescent compounds having phenylpyridine moieties with organosilicon group, and organic electroluminescence devices using the compounds as color-producing materials
wherein D4, D5 and D6 are each independently selected from the group consisting of C1˜18 alkyl, C1˜18 alkoxy, substituted or unsubstituted C1˜18 alkyl and allyl, and substituted or unsubstituted C6˜18 fluorinated alkyl and allyl groups. ...

10/12/06 - 20060228580 - Organic electroluminescent device
An organic electroluminescent device comprising an organic layer is provided. The organic layer is an electron transport layer comprising an electron transport material and a blue emission material. This electron transport layer causes an increase in the blue emission efficiency and lifespan of the organic electroluminescent device while improving efficiency ...

10/12/06 - 20060228579 - Organometallic materials and electroluminescent devices
wherein, M represents a metal selected from group 8, 9, or 10 metals; and one X is a carbon that forms a covalent bond with M and the other two Xs are heteroatoms, one of which forms a coordinative bond with M and the other of which forms a covalent ...

10/12/06 - 20060228578 - Phosphorescent iridium complexes
wherein Q represents an atomic group forming a nitrogen-containing heterocyclic ring; and R5, R6, R7, R8 and R5′ independently represent a hydrogen atom or a substituent. ...

10/12/06 - 20060228577 - Organic electroluminescent device
The organic EL device of the present invention includes a plurality of organic compound-containing layers provided between a cathode and an anode. Of two of the organic compound-containing layers adjacent to each other, one layer positioned nearer the anode has electron mobility lower than that of the other layer positioned ...

10/12/06 - 20060228576 - 9-aryl and bisayl substituted polyfluorenes
A polymer formed from optionally substituted first repeat units of formula (I) wherein Ar is selected from (a) aromatic hydrocarbon substituted with at least one electron withdrawing group or electron withdrawing heteroaryl. The polymers have application in electroluminescent devices. ...

10/05/06 - 20060222890 - Substrate for organic electroluminescent element, and organic electroluminescent element
The object of the present invention is to provide a substrate for an organic EL element capable of forming an organic EL layer efficiently in a highly precise pattern in a short period of time, and an organic EL element having the preferable electric characteristics. To attain the object, the ...

10/05/06 - 20060222889 - Conductivity variable composition, conductivity variable laminated body, and conductive pattern formed body
The main object of the present invention is to provide a conductive pattern formed body with a conductive pattern formed efficiently and highly precisely in a simple process, a conductivity variable laminated body used for formation of the conductive pattern, and the like. To attain the object, the invention provides ...

10/05/06 - 20060222888 - Organic light-emitting device and method of manufacturing the same
Provided are an organic light-emitting device that includes a light-emitting layer interposed between a first electrode and a second electrode and a method of manufacturing the same. The light-emitting layer includes a mixed host of a naphthyl anthracene-based compound and a bianthracene-based compound and a dopant. The use of the ...

10/05/06 - 20060222887 - Organic electroluminescent device
The invention provides an organic electroluminecent device including an organic compound layer provided between a pair of electrodes. The organic compound layer has at least a luminescent layer. The luminescent layer has at least a metal complex containing a tri- or higher-dentate ligand and plumality of host compounds. The metal ...

10/05/06 - 20060222886 - Arylpyrene compounds
One embodiment of the present invention provides an organic light emitting device comprising an anode, a cathode, and an organic layer disposed between the anode and the cathode, wherein the organic layer comprises an arylpyrene compound. In another embodiment, the present invention also provides organic light emitting devices comprising an ...

09/28/06 - 20060216546 - Organic electroluminescent element
The present invention provides an organic electroluminescent element including, between an anode and a cathode, at least a luminescent layer and a hole blocking layer that is adjacent to the cathode side of the luminescent layer, wherein the luminescent layer includes a phosphorescent material and a host material, the hole ...

09/28/06 - 20060216545 - Electroluminescent polymer having 9-fluoren-2-yl-2,7-fluorenyl unit and electroluminescent device using same
A highly functional electroluminescent polymer which has a 9-fluoren-2-yl-2,7-fluorenyl unit and in which substituted fluorenyl groups are introduced to a 9-position of fluorene, and an electroluminescent device using the same. The electroluminescent polymer includes host monomers required to produce a highly efficient host material for blue, green, and red colors, ...

09/28/06 - 20060216544 - Organic electroluminescent device
The invention provides an organic electroluminescent device having at least two luminescent layers provided between a pair of electrodes. Each of the luminescent layers contains a light-emitting material having a structure different from a structure of a light-emitting material contained in other luminescent layers. At least one of the light-emitting ...

09/28/06 - 20060216543 - Organic electro-luminescence device
An organic electro-luminescence device includes a substrate, a hole injection layer disposed on the substrate, an organic layer disposed on the hole injection layer, a buffer layer disposed on the organic layer, and an electron injection layer forming above the buffer layer. The buffer layer is needed for protecting the ...

09/28/06 - 20060216542 - Organometallic complex and organic light-emitting diodes and displays comprising the same
is any bidentate ligand comprising bipyridyl groups. The invention also provides an organic light-emitting diode and a display including the organometallic complex. ...

09/21/06 - 20060210831 - Organic electroluminescent element
wherein in formula (I), Q1 represents an atomic group necessary for forming an unsaturated ring together with the carbon atom; Q2 and Q3 each independently represent an atomic group necessary for forming an unsaturated ring together with the nitrogen atom; X represents a partial structure comprising an atom that is ...

09/21/06 - 20060210830 - Aromatic amine derivative and organic electroluminescence device using the same
A aromatic amine derivative having an specific structure having a diphenyl amino group, and two or more of substituent bonding to benzene ring thereof, and in an organic electroluminescence device which comprises at least one organic thin film layer comprising a light emitting layer sandwiched between a pair of electrode ...

09/21/06 - 20060210829 - Organic element for electroluminescent devices
Disclosed is an OLED device comprising a light-emitting layer containing a light emitting bis(azinyl)methene boron complex compound comprising a complex system of at least five fused rings and bearing, on at least one ring carbon or nitrogen, a substituent sufficient to provide a wavelength of maximum emission of less than ...

09/21/06 - 20060210828 - Light-emitting device
(wherein, rings A and B each independently represent an aromatic ring optionally having substituent (s) or an aromatic heterocyclic ring optionally having substituent (s); X represents an oxygen atom or a sulfur atom; R1, R2, R3and R4 each independently represent a hydrogen atom or a substituent; and more, R1 and ...

09/21/06 - 20060210827 - Electronic devices
An electroluminescent device having an anode and a cathode, one of which is transparent, and one or more organic layers between said anode and said cathode, at least one of said organic layers comprising an organic electroluminescent material, wherein at least one of said organic layers comprises a polymeric material ...

09/14/06 - 20060204788 - Organic el element and method of manufacturing the same, organic el display device using the element, organic el material, and surface emission device and liquid crystal display device using the material
In an organic EL element, an organic EL layer is interposed between anodes and cathodes formed on a substrate. Each of the cathodes is made of a first conductive film that comes into contact with the organic EL layer and a second conductive film that constitutes a laminated structure together ...

09/14/06 - 20060204787 - Organic electroluminescent device
An organic electroluminescent device contains: a pair of electrodes; and an organic compound layer containing a light-emitting layer, the organic compound layer being between the electrodes, wherein the organic compound layer contains a platinum complex including specific structure. ...

09/14/06 - 20060204786 - Electroluminescent devices with mixed electron transport materials
An OLED device comprises a cathode, an anode, a light emitting layer, and on the cathode side of said emitting layer, a further layer, wherein the further layer is an electron-transporting layer containing: a) a first compound that has the lowest LUMO value of the compounds in the layer, the ...

09/14/06 - 20060204785 - Red phosphorescene compounds and organic electroluminescence device using the same
Red phosphorescene compounds and organic electro-luminescence device using the same are disclosed. In an organic electroluminescence device including an anode, a hole injecting layer, a hole transport layer, a light emitting layer, an electron transport layer, an electron injecting layer, and a cathode serially deposited on one another, the organic ...

09/14/06 - 20060204784 - Organic light-emitting devices with mixed electron transport materials
An OLED device comprises a cathode, an anode, a light emitting layer, and on the cathode side of said emitting layer, a further layer containing a) a first compound that has the lowest LUMO value of the compounds in the layer, in an amount greater than or equal to 10% ...

09/14/06 - 20060204783 - Organic electroluminescent device
the device further containing on the cathode side of the light emitting layer an electron transporting layer that contains a minor portion or no AlQ3. The device exhibits improved color or operating voltage or both. ...

09/14/06 - 20060204782 - Polymer and polymer light-emitting device using same
A polymer emitting fluorescence in the solid state, having a polystyrene-reduced weight-average molecular weight of 103 to 108 and having a repeating unit selected from the group consisting of arylene group, divalent heterocyclic group and divalent aromatic amine group, wherein the polymer has an unsaturated hydrocarbon group free of aromatic ...

09/07/06 - 20060199039 - Photosensitive semiconductor nanocrystals, photosensitive composition comprising semiconductor nanocrystals and method for forming semiconductor nanocrystal pattern using the same
Semiconductor nanocrystals surface-coordinated with a compound containing a photosensitive functional group, a photosensitive composition comprising semiconductor nanocrystals, and a method for forming semiconductor nanocrystal pattern by producing a film using the photosensitive semiconductor nanocrystals or the photosensitive composition, exposing the film to light and developing the exposed film, are provided. ...

09/07/06 - 20060199038 - Organic electroluminescent device and method of manufacturing the same
Provided is an organic EL device including a light-emitting layer between a first electrode and a second electrode, wherein the light-emitting layer includes a matrix polymer, two or more phosphorescent host materials, and at least one phosphorescent dopant. The organic EL device can increase an energy transfer efficiency by use ...

09/07/06 - 20060199037 - Light emitting element, display unit and electronic apparatus
A light emitting element that includes a first electrode, a second electrode, a luminescent layer that is placed between the first electrode and the second electrode, a carrier transport layer that is placed between the first electrode and the second electrode, and an intermediate layer that is placed between the ...

09/07/06 - 20060199036 - Polymer and small molecule based hybrid light source
Disclosed is an organic electroluminescent device, comprising: a) a substrate; b) a hole-injecting electrode (anode) coated over the substrate; c) a hole injection layer coated over the anode; e) a polymer based light emitting layer, coated over the hole transporting layer; f) a small molecule based light emitting layer, thermally ...

09/07/06 - 20060199035 - Organic electroluminescent device
An electroluminescent device incorporating high electron affinity additives of siloles or silacyclopentadienes, and their derivatives. The above additives can be incorporated within the emissive layer or interlayer or in both of these layers. ...

08/31/06 - 20060194077 - Organic light emitting diode and display using the same
An organic light emitting diode comprising a pair of electrodes and a stack including a hole transport layer, a light emitting layer, and an electron transport layer, the stack being intermediate between the electrodes, the light emitting layer being of a material having hole mobility and electron mobility equal to ...

08/31/06 - 20060194076 - Organic electroluminescent element
An organic electroluminescent element including one or more organic compound layers including at least one luminescent layer between an anode and a cathode, wherein the luminescent layer includes at least two host compounds and at least two phosphorescent materials, and the phosphorescent materials include a phosphorescent material (D1) that satisfies ...

08/31/06 - 20060194075 - Light emitting element, light emitting device, and electronic apparatus
A light emitting element comprises a first electrode, a second electrode, an emissive layer provided between the first electrode and the second electrode, and a carrier transporting layer provided between the first electrode and the second electrode, wherein the carrier transporting layer includes an electrolytic composition. ...

08/31/06 - 20060194074 - Aromatic amine derivative and organic electroluminescence device using the same
An aromatic amine derivative with a specified structure whose benzene ring is bonded with a cycloalkyl group. An organic electroluminescence device which comprises at least one organic thin film layer comprising a light emitting layer sandwiched between a pair of electrode consisting of an anode and a cathode, wherein at ...

08/31/06 - 20060194073 - Organic compound and organic electrolumiscent device
An object of the present invention is to provide an organic compound easy for coating in a coating process and capable of presenting a high luminous efficiency, as well as an organic electroluminescent element utilizing the organic compound and exhibiting the high luminous efficiency. The object is achieved by an ...

08/24/06 - 20060188746 - Organic electroluminescent devices and display utilizing the same
An organic electroluminescent device (OELD) comprises a substrate, an first electrode, a second electrode opposite to the first electrode disposed over the substrate, a hole-transport layer disposed between the first electrode and the second electrode, an electron-transport layer disposed between the second electrode and the hole-transport layer, and an emissive ...

08/24/06 - 20060188745 - Tandem oled having an organic intermediate connector
A tandem OLED includes an anode and a cathode. The OLED also includes at least two electroluminescent units disposed between the anode and the cathode, wherein each of the electroluminescent units includes at least one hole -transporting layer and one organic light-emitting layer. An intermediate connector is disposed between adjacent ...

08/17/06 - 20060182996 - Organic el element, method for fabricating the same and organic el display device
The organic EL element according to one mode of the present invention comprises an anode 11, a cathode 12, and an organic EL layer 13. The organic EL layer comprises a hole injection layer 131 and a hole transport layer 132. The hole injection layer includes organic-thin-film-forming-molecules and dopants oxidizing ...

08/17/06 - 20060182995 - Biphenyl derivatives and organic electroluminescent devices using the same
Biphenyl derivatives having four substituents at meta positions of biphenyl structure, which is a core molecular structure, and organic electroluminescent devices using the biphenyl derivatives. The biphenyl derivatives are phosphorescent host compounds having amorphous structures and have excellent thermal stability and high solubility in general organic solvents, is easily to ...

08/17/06 - 20060182994 - Anthracene derivative, organic electroluminescent device, and display unit
wherein X represents a substituted or unsubstituted C6-28 arylene group, or a substituted or unsubstituted C5-21 divalent heterocyclic group; A and B each independently represent a substituted or unsubstituted C1-20 alkyl group, a substituted or unsubstituted C6-28 aryl group, or a substituted or unsubstituted C5-21 heterocyclic group, and A and ...

08/17/06 - 20060182993 - Compositions for organic electroluminescent device and organic electroluminescent device
Disclosed are compositions for an organic electroluminescent device favorably used for forming a hole injection layer and a hole transport layer of the organic electroluminescent device by a wet film forming method. The compositions for the organic electroluminescent device, which are composite solutions prepared by dissolving hole transport materials such ...

08/17/06 - 20060182992 - Organic electroluminescent devices and metal complex compounds
An organic electroluminescent device, which has a pair of electrodes and at least one organic layer including a luminescent layer between the pair of electrodes, wherein at least one layer between the pair of electrodes comprises at least one metal complex having a tridentate- or higher polydentate-chain structure ligand. ...

08/10/06 - 20060177696 - Organic semiconductor devices and organic electroluminescent devices produced by using wet process
The present invention provides a method for manufacturing an organic semiconductor thin film by a wet process with a composite solution prepared by dissolving at least two organic semiconductor compounds in a mixed organic solvent including at least two organic solvents having different volatility and having different solubilities of the ...

08/10/06 - 20060177695 - Cyclometalated transition metal complex and organic electroluminescent device using the same
A cyclometalated transition metal complex very efficiently emits phosphorescent light and an organic electroluminescent device using the same. The transition metal complex is suitable for an organic layer of an organic electroluminescent device, can emit light with a wavelength of 400 to 650 nm, and can emit white light when ...

08/10/06 - 20060177694 - Luminescence device and display apparatus
wherein M denotes a metal atom of Ir, Pt, Rh or Pd; represent mutually different bidentate ligands; m is 1 or 2 or 3; n is 0 or 1 or 2 with the proviso that m+n=2 or 3; the partial structure MLm is represented by formula (2) below (wherein B ...

08/10/06 - 20060177693 - Aromatic amine derivative and organic electroluminescence device employing the same
A specified aromatic amine derivative having a naphthalene structure bonding to diphenylamino group with a substituent. An organic electroluminescence device which comprises at least one organic thin film layer comprising a light emitting layer sandwiched between a pair of electrode consisting of an anode and a cathode, wherein at least ...

08/10/06 - 20060177692 - Organic light-emitting diodes and display comprising the same
An organic light-emitting diode and a display apparatus. The organic light-emitting diode includes a cathode, an anode, an emitting layer disposed between the cathode and the anode, a doped electron transport layer disposed between the cathode and the emitting layer, and a metallic ion capture layer, disposed between the doped ...

08/10/06 - 20060177691 - Compound and organic light-emitting diode and display utilizing the same
wherein X1 and X2 independently represent C10-25 aryl, heteroaryl, stilbenyl, silylaryl, or arylsilyl; n represents an integer of 0 to 2; L represents aryl or heteroaryl; and A1, A2, and A3 independently represent aryl or heteroaryl. The invention also provides an organic light-emitting diode and a display utilizing the organoluminescent ...

08/10/06 - 20060177690 - Tri-layer pled devices with both room-temperature and high-temperature operational stability
An electroluminescent device has a hole injection layer fabricated using a conducting polymer with acid dopant in which acidic hydrogen ions are replaced with selected organic and inorganic other ions. The device has a three layer organic stack, including an emissive layer and a hole transporting interlayer which is rendered ...

08/03/06 - 20060172150 - Organometallic complex and organic electroluminescent device using the same
Provided is an organometallic complex that highly effectively emits a phosphorescent light and an organic electroluminescent device using the same. The organometallic complex can be used to form an organic layer of an organic electroluminescent device, is a highly effective phosphorescent material emitting light of 400 nm to 650 nm, ...

08/03/06 - 20060172149 - Thin film transistor and flat panel display including the same
where R is a C1-C20 silyl group substituted with cyclohexyl or phenyl, m is an integer from 2 to 4, and n is an integer from 1 to 3,000; a composition for forming a buffer layer of a thin film transistor that is used to form the compound represented by ...

08/03/06 - 20060172148 - Light emitting device and fluorescent material
The present invention is to provide a light emitting device which can generate high-intensity light emission, using a fluorescent material containing a rare earth element ion complex and being excellent in durability and also provide the fluorescent material to be used therein. The present invention relates to a light emitting ...

08/03/06 - 20060172147 - White organic electroluminescence device
An organic electroluminescence device emitting white light which comprises at least two light emitting layers and an electron transporting layer comprising a heterocyclic derivative having nitrogen atom or silicon atom which are disposed between a pair of electrodes, wherein the energy gap of a host compound in each light emitting ...

08/03/06 - 20060172146 - Organic electroluminescent device and platinum compound
An organic electroluminescent device, which has a pair of electrodes, and at least one organic layer including a luminescent layer between the electrodes, wherein the organic layer contains at least one compound of formula (1): Formula (1) wherein Q11? are atoms for forming a nitrogen-containing hetero ring; Z11? to Z13? ...

07/27/06 - 20060166038 - Blue electroluminescent compound and organic electroluminescent device using the same
An organic electroluminescent compound and an organic electroluminescent device using the same. The organic electroluminescent compound having Formula 1 can be used as blue electroluminescent compound. The organic electroluminescent device using the organic electroluminescent compound having Formula 1 has improved luminous efficiency and color purity. ...

07/27/06 - 20060166037 - Blue electroluminescent polymer and organic electroluminescent device using the same
A blue electroluminescent polymer having a phenoxazine-based unit in a polyarylene backbone and an organic electroluminescent device using the polymer. The organic electroluminescent device has improved luminous efficiency and color purity. ...

07/27/06 - 20060166036 - Organic light-emitting diodes and displays incorporating the same
An organic light-emitting diode. The organic light-emitting diode includes a cathode, an anode, and an emitting layer disposed between the cathode and the anode, wherein the emitting layer comprises a bipolar compound and an assistant dopant. The invention also provides a display comprising the organic light-emitting diode. ...

07/27/06 - 20060166035 - Thermally crosslinkable materials and multi-layered devices therefrom
The invention disclosed relates to cross-linkable composites of boronic acid or a boronic acid derivative such as a boronate, and an organic or organo-metallic moiety having a functionality such as hole transporting, electron transporting and light emitting, to cross-linked composites and to methods for making same. Multi-layer materials and optoelectronic ...

07/27/06 - 20060166034 - Monoaminofluorene compound and organic light-emitting device using the same
Novel monoaminofluorene compounds are provided, and organic light-emitting devices which exhibit good luminescence hue of extremely high purity and have optical output with high luminescence efficiency, high luminance and longer operating life are provided using the compounds. The monoaminofluorene compound represented by the following general formula [1]: ...

07/27/06 - 20060166033 - Polymerizable, luminescent compounds and mixtures, luminescent polymer materials and their use
wherein R1, R2, Q and L1 have the meanings given in claim 1. Furthermore the invention relates to polymerizable mixtures containing compounds according to the invention and preferably at least one polymerizable mesogenic compound. Polymer materials obtainable by polymerizing such mixtures are also described. These compounds, mixtures and materials show ...

07/20/06 - 20060159959 - Organic electroluminescence device with organic compound layer containing lower than 500 ppm of a halogen-containing compound
The invention is an organic electroluminescent device that comprises organic compound layer(s) including at least one organic emitting layer sandwiched between a pair of electrodes, wherein at least one organic compound layer is formed from an organic compound material having an impurity concentration of lower than 1000 ppm. The device ...

07/20/06 - 20060159958 - Wire grid polarization film, method for manufacturing wire grid polarization film, liquid crystal display using wire grid polarization film, and method for manufacturing mold for forming wire grids thereof
A wire grid polarization film, a method for manufacturing the same, and a method for manufacturing a mold for forming grids thereof are disclosed. The wire grid polarization film comprises a substrate, a grid structure layer stacked on the substrate, and at least one metallic layer formed on one side ...

07/20/06 - 20060159957 - Aromatic amine derivative and organic electroluminescence device employing the same
A novel aromatic amine derivative having an asymmetric structure, and in an organic electroluminescence device which comprises at least one organic thin film layer comprising a light emitting layer sandwiched between a pair of electrode consisting of an anode and a cathode, at least one of the organic thin film ...

07/20/06 - 20060159956 - Fluorene-based derivative and organic electroluminescence device employing the same
A fluorene-based derivative having a specific structure and an organic electroluminescence device in which an organic thin film layer comprising a single layer or plural layers including at least a light emitting layer is sandwiched between a cathode and an anode, wherein at least one layer of the organic thin ...

07/20/06 - 20060159955 - Organic metal complex and photoelectronic device, light-emitting element and light-emitting device using thereof
It is an object of the present invention to provide a substance that can emit phosphorescence. Further, it is an object of the present invention to provide a light emitting element with favorable color purity. The present invention provides an organometallic complex having a structure represented by a general formula ...

07/20/06 - 20060159954 - Metal-complex compound and organic electroluminescence device using the compound
A metal-complex compound which comprises a tridentate chelate ligand and a cyano group ligand having a specified partial structure. An organic electroluminescence device which comprises at least one organic thin film layer sandwiched between a pair of electrodes consisting of an anode and a cathode, wherein the organic thin film ...

07/20/06 - 20060159953 - Diarylamino substituted arylvinyl naphthalene compounds and a blue-light electroluminescent device having the compounds
wherein the R1 to R14 are identical or different and are hydrogen, ...

07/20/06 - 20060159952 - Mixed anthracene derivative host materials
An OLED device having at least one light-emitting layer including at least first and second different host materials, wherein the first host material includes an anthracene derivative that can crystallize and the second host material includes a second anthracene derivative which does not crystallize, wherein the stability of the first ...

07/20/06 - 20060159951 - Organic electroluminescent element
The present invention relates to the improvement of phosphorescent organic electroluminescent devices by using materials of the formula (1) in the hole blocking layer. ...

07/13/06 - 20060154107 - Asymmetric pyrene derivative and organic electroluminescence device employing the same
Asymmetric pyrene derivatives having specific structure. An organic EL device comprising at least one organic thin film layer including a light emitting layer sandwiched between a pair of electrode consisting of an anode and a cathode, wherein the organic thin film layer comprises at least one kind selected from the ...

07/13/06 - 20060154106 - Reversibly reducible metal complexes as electron transporting materials for oleds
The invention is reversibly reducible metal complexes and materials and an organic light emitting device, having an anode; a cathode; and at least one organic layer disposed between the anode and the cathode, made with the complexes of the invention. The reversibly reducible metal complexes are complexes a redox active ...

07/13/06 - 20060154105 - Nitrogenous heterocyclic derivative and organic elecrtroluminescent element employing the same
A specific derivative of heterocyclic compound having nitrogen atom and an organic electroluminescence device comprising the compound. An organic electroluminescence device comprising at least one of organic compound layers including a light emitting layer sandwiched between an anode and a cathode, wherein said at least one of the organic compound ...

07/06/06 - 20060147753 - Blue-emitting polymer and organic electroluminescent device using the same
A blue-emitting polymer in which a bisindenospirofluorene unit is incorporated in a polyarylene polymer backbone, and an organic EL device using the blue-emitting polymer as a light-emitting material. The organic EL device exhibits excellent emission efficiency, low turn-on voltage, good color stability and color purity. ...

07/06/06 - 20060147752 - Organic light emitting device
An organic light emitting device includes a first electrode, a hole injection layer, an inorganic layer, a hole transport layer, an emitting layer which are sequentially formed on the first electrode; and a second electrode. The organic light emitting device has a high emission efficiency and an extended lifetime. ...

07/06/06 - 20060147751 - Novel red color emitting compounds and organic electroluminescent device using them
wherein R1 is independently selected from the group consisting of hydrogen atom and substituted or unsubstituted C1-6alkyl; X represents N, S, or O; and Y represents hydrogen atom, substituted or unsubstituted C1-6alkyl, or substituted or unsubstituted C1-6alkoxy. ...

07/06/06 - 20060147750 - Organic electroluminescence device and display apparatus
An organic electroluminescence device having excellent life characteristics and high reliability and a display apparatus using such a device are provided. In the organic electroluminescence device having organic thin film layers provided between a lower electrode and an upper electrode and including at least a luminescent layer, any one of ...

07/06/06 - 20060147749 - Organic polymer light emitting diode device and applied display
A polymeric light emitting diode (PLED) device comprises: a substrate; a positive electrode formed above the substrate; a hole transportation layer formed above the positive electrode; an organic light emitting composite layer formed above the hole transportation layer, comprising a plurality of organic light emitting layers, wherein every organic light ...

07/06/06 - 20060147748 - Organic light emitting device
An organic light emitting device comprises an anode, a cathode and a complex emitting layer. The complex emitting layer comprises a host and a guest. The host has a first energy level of a valence band and is used for a hole-injection layer or hole-transport layer. The guest has a ...

07/06/06 - 20060147747 - Nitrogen-containing heterocycle derivative and organic electroluminescent element using the same
A novel derivative of heterocyclic compound having nitrogen atom with a structure made by bonding special groups to benzimidazole, a material for an organic electroluminescence (EL) device comprising the derivative of heterocyclic compound having nitrogen atom and an organic electroluminescence device comprising at least one organic compound layer containing a ...

06/29/06 - 20060141288 - Organic electroluminescence element
In an organic electroluminescence device having a pair of electrodes and an organic medium which has a light emitting layer or a plurality of layers including the light emitting layer, contains a light emitting material formed with an organometallic complex compound having a heavy metal and is disposed between the ...

06/29/06 - 20060141287 - Oleds with improved operational lifetime
An organic light-emitting device includes a substrate, an anode and a cathode disposed over the substrate, and a light-emitting layer disposed between the anode and the cathode wherein the light-emitting layer includes a host and at least one dopant. The host of the light-emitting layer is selected to include a ...

06/29/06 - 20060141286 - Organic electroluminescent element
The present invention provides an organic electroluminescent element including, between an anode and a cathode, at least a luminescent layer and an adjacent layer that is adjacent to the cathode side of the luminescent layer, wherein the luminescent layer contains a phosphorescent material and a host material, the adjacent layer ...

06/29/06 - 20060141285 - Organic electroluminescent device
An organic electroluminescent device including at least one organic layer between a pair of electrodes, wherein the at least one organic layer includes a luminescent layer, at least one layer of the at least one organic layer includes at least one metal complex containing a tri- or higher-dentate ligand, and ...

06/29/06 - 20060141284 - Material for organic electroluminescence element, and organic electroluminescence element using the same
A material for an organic electroluminescence (EL) element comprising a compound with a specific condensed ring structure having a nitrogen atom; and an organic EL element which comprises a cathode, an anode and, sandwiched between them, one or more of organic thin film layers, wherein at least one organic thin ...

06/22/06 - 20060134465 - Organic light emitting devices having carrier blocking layers comprising metal complexes
Light emitting devices having blocking layers comprising one or more metal complexes are provided. The blocking layers may serve to block electrons, holes, and/or excitons. Preferably, the devices further comprise a separate emissive layer in which charge and/or excitons are confined. Metal complexes suitable for blocking layers can be selected ...

06/22/06 - 20060134464 - Organic electroluminescent element
An organic electroluminescent element having at least one organic compound layer between a pair of electrodes. The at least one organic compound layer includes at least one luminescent layer, and the luminescent layer comprises at least one luminescent dopant and plural host compounds. The main peak in the emission spectrum ...

06/22/06 - 20060134463 - Triarylamine-based compound for organic electroluminescent device and organic electroluminescent device employing the same
where each of Ar1 to Ar8 is independently a substituted or unsubstituted C6-C30 aryl group or a substituted or unsubstituted C2-C30 heteroaryl group. The triarylamine-based compound has superior electric properties and charge transport abilities, and thus is useful as a hole injection material and a hole transport material which are ...

06/22/06 - 20060134462 - Organometallic complex and organic electroluminescent devices utilizing the same
wherein D, E, and F are the same or different and comprise H, halogen atoms, trifluoromethyl, C1-20 alkyl, C1-20 alkyl halide, C3-10 aryl, or C3-20 heterocyclic ring containing O, N, or S, and when M is Ir or Rh, m is 1˜3, n is 0˜3, and m+n=3 and when M ...

06/22/06 - 20060134461 - Organometallic materials and electroluminescent devices
wherein M represents a metal, X represents an independently selected atom, n≧4, at least one X is carbon, and all X are linked to form a multidentate ligand. ...

06/22/06 - 20060134460 - Phosphorescent oleds with exciton blocking layer
An electroluminescent device comprises a cathode and an anode; and, located therebetween, a light-emitting layer (LEL) comprising at least one hole transporting co-host and at least one electron transporting co-host, together with at least one phosphorescent emitter, and wherein the triplet energy of each of the co-host materials is greater ...

06/22/06 - 20060134459 - Oleds with mixed-ligand cyclometallated complexes
wherein piq is a phenylisoquinoline group and ppy is a phenylpyridine group bearing at least one further substituent on the pyridine ring, wherein M is Ir, Rh, Pt, or Pd and b is 2 in the case of Ir and Rh and 1 in the case of Pt and Pd. ...

06/22/06 - 20060134458 - Aromatic amine derivative and organic electroluminescence element
A novel aromatic amine derivative having an asymmetric structure; and an organic electroluminescence device comprising a cathode, an anode and an organic thin film layer which is disposed between the cathode and the anode and comprises at least one layer comprising a light emitting layer, wherein at least one layer ...

06/22/06 - 20060134457 - Method of preparing organic luminescent materials stabilized by heat treatment and meaterials thus obtained
The present invention relates to methods of preparing and stabilizing organic luminescent materials by means of heat treatment (annealing) in a suitable atmosphere. The treatment performed on films of such materials deposited on an inert support causes an immediate increase of the luminescence and a stabilization of the emission in ...

06/22/06 - 20060134456 - Oligoarylene derivatives and organic electroluminescent devices made by using the same
wherein Ch, Ch1 and Ch2 are respectively a group containing at least one substituted or unsubstituted condensed aromatic ring having 14 to 20 nuclear atoms; Ch3, Ch4 and Ch5 are respectively a substituted or unsubstituted arylene group having 14 to 20 nuclear atoms; Ar1, Ar2, Ar3, Ar4, Ar5 and Ar6 ...

06/15/06 - 20060127698 - White organic electroluminescent device
wherein A1, A2 and R12 are a hydrogen atom, an alkyl group, an aryl group, a cycloalkyl group, an alkoxy group, an aryloxy group, an arylamino group, an alkylamino group or a halogen atom; d and e are independently 1 to 5; h is 1 to 9; R11 is a ...

06/15/06 - 20060127697 - Organic electroluminescent elements including triazine derivative compounds
where each of R1, R2 and R3 is a perfluorophenylene derivative. ...

06/15/06 - 20060127696 - Rhodium and iridium complexes
The present invention describes novel organometallic compounds which are phosphorescent emitters. Such compounds can be used as active components (=functional materials) in a variety of different applications which can in the widest sense be considered part of the electronics industry. The compounds of the invention are described by the formulae ...

06/08/06 - 20060121314 - Electroluminescent polymer having 9-fluoren-2-yl-9-aryl-2,7-fluorenyl unit and electroluminescent device manufactured using the same
Disclosed herein is an electroluminescent polymer having a 9-fluoren-2-yl-9-aryl-2,7-fluorenyl unit and an electroluminescent device using the same. Specifically, an electroluminescent polymer having a 9-fluoren-2-yl-9-aryl-2,7-fluorenyl unit, which can be used as a blue electroluminescent polymer and a host material by introducing the substituted fluorenyl group at the 9-position of fluorene, and ...

06/08/06 - 20060121313 - Organic light emitting device having cathode including a magnesium-calcium layer and method for fabricating the same
An organic light emitting device and a method of fabricating the same are disclosed. The organic light emitting device includes an anode and a cathode that comprises a magnesium-calcium layer. An organic layer having at least an organic emission layer is interposed between the anode and the cathode. The organic ...

06/08/06 - 20060121312 - Fluorene compound and organic light-emitting device
The present invention provides a fluorene compound having a novel substituent, and the fluorene compound is represented by the following formula [1]: ...

06/08/06 - 20060121311 - Organic electroluminescent devices
wherein R1 is independently selected from the group consisting of a hydrogen, an alkyl group, an aryl group, a heteroaryl group, an alkoxy group, an amino group, an alkyl amino group, and an aryl amino group; R2 is independently selected from the group consisting of hydrogen, a hetero atom, and ...

06/08/06 - 20060121310 - Storage capacitor in oled pixels and driving circuits and method for forming the same
An electroluminescence (EL) device includes a substrate and a plurality of pixels formed on the substrate. Each pixel includes a first area including at least a first capacitor and a second capacitor, the first capacitor including a first conductive layer, a first dielectric layer over the first conductive layer, and ...

06/08/06 - 20060121309 - Organic light emitting devices with an emissive region having emissive and non-emissive layers and method of making
The present invention provides an OLED with an emissive region comprising a plurality of sets of organic layers, each set comprising a non-continuous emissive layer and a neat non-emissive layer. The present invention also provides an OLED with an emissive region comprising a plurality of sets of organic layers, each ...

06/08/06 - 20060121308 - Material for organic electroluminescent device, organic electroluminescent device, illuminating device and display
The present invention provides: an organic EL element exhibiting high luminance, a high external quantum efficiency and a long high temperature driving life at 50° C.; an illuminator and a display device employing the organic EL element; and a material preferably used for the organic EL element. ...

06/01/06 - 20060115682 - Hole or electron injection polymers and prepolymers, hole or electron transport polymers and prepolymers, method for forming the same, and their application
The present invention discloses hole or electron injection polymers and prepolymers, hole or electron transport polymers and prepolymers, which comprises a plurality of conjugated or non-conjugated structures with electronic function and a plurality of connecting structures, wherein the connecting structure is used to connect different conjugated or non-conjugated structures with ...

06/01/06 - 20060115681 - Organic el element and process for manufacture of organic el element
The organic EL element of the invention which achieves the aforementioned object is provided with a base, first and second electrode layers situated facing each other on one side of the base, and a luminescent layer situated between the electrode layers, wherein one of the first electrode layer and the ...

06/01/06 - 20060115680 - Phenylcarbazole-based compound and organic electroluminescent device employing the same
A phenylcarbazole-based compound is represented by Formula 1, and has superior electric properties and charge transport abilities, and thus is useful as a hole injection material, a hole transport material, and/or an emitting material which is suitable for fluorescent and phosphorescent devices of all colors, including red, green, blue, and ...

06/01/06 - 20060115679 - Organic electroluminescent device
An organic electroluminescent device includes an emission layer interposed between a first electrode and a second electrode. The emission layer may be composed of a host material and a phosphorescent dopant material. The host material may be composed of a mixture of a hole transport material and an electron transport ...

06/01/06 - 20060115678 - Aminoanthryl derivative-substituted pyrene compound and organic light-emitting device
The compound is useful as a compound for an organic light-emitting device exhibiting highly pure luminescent color, and an optical output with high efficiency, high luminance, and long life. ...

06/01/06 - 20060115677 - Organic light emitting device
An organic light emitting device including a first electrode, a second electrode, and an emission layer arranged between the first electrode and the second electrode, the emission layer comprising at least two electron transport materials adapted to serve as a host and a phosphorescent dopant. The use of at least ...

06/01/06 - 20060115676 - Phenanthroline compound and light-emitting device
and R9, R10, R11, R12, R13, R14, R15, R16, R17, R18, R19, and R20 are each independently a hydrogen atom, an alkyl group, a substituted or unsubstituted aryl group, a substituted or unsubstituted heterocyclic group, or a halogen atom. ...

06/01/06 - 20060115675 - Metal-complex compound ands organic electroluminescence device using the compound
A metal-complex compound which comprises a tridentate chelate ligand having a specified partial structure. An organic electroluminescence device which comprises at least one organic thin film layer sandwiched between a pair of electrode consisting of an anode and a cathode, wherein the organic thin film layer comprises the metal-complex compound, ...

06/01/06 - 20060115674 - Organic electroluminescent device
wherein R1, R2 and R3 individually represent H or substituent, R4 represents alkyl, alkenyl, heteroaryl, aryl group with or without substituent, q is an integer of 0 to 4, m is an integer of 1 to 3, n is an integer of 1 to 3, and m+n=4. ...

06/01/06 - 20060115673 - Organic light emitting device with improved electrode structure
An organic light-emitting device comprising an anode, a hole injection layer, a hole transport layer and an organic emitting layer. An electron source is disposed over the organic emitting layer. The electron source comprises a cathode made from a noble metal such as Ag; a buffer layer made from Alq3 ...

05/25/06 - 20060110623 - Organic electroluminescence devices
An organic electro-luminescent device exhibiting an excellent heat resistance, a long serving life and a great efficiency of light emission and producing a light emission ranging from a blue light to a red light. The organic electroluminescent device comprising one or more thin-film layers which contain at least a light ...

05/25/06 - 20060110622 - Organic electroluminescent device
A phosphorescent device with high brightness and a long usable life including at least an emitting layer situated between a pair of electrodes and at least one hole blocking layer in direct contact with the emitting layer, wherein the phosphorescent device employs as the hole blocking layer, a compound which ...

05/18/06 - 20060105202 - Organic electroluminescent device
Ip0>Ip1>Ip2> . . . >Ipn-1>Ipn formula (1) ...

05/18/06 - 20060105201 - Organic electroluminescent device
An organic electroluminescent (EL) device which has a light emitting layer composed of at least one phosphorescent dopant disposed between a first electrode and a second electrode; and a blue light emitting layer contacting the light emitting layer, wherein the light emitting layer has a hole transport material and an ...

05/18/06 - 20060105200 - Organic electroluminescent device
An electroluminescent device has a hole transporting interlayer which incorporates nanostructures, including carbon nanostructures. In some embodiments, other layers such as the emissive layer of the device can also incorporate nanostructures therein. ...

05/18/06 - 20060105199 - Electroluminescent devices containing trans-1,2-bis(acenyl)ethylene compounds
Organic electroluminescent devices and methods of making organic electroluminescent devices are described. The organic electroluminescent devices include an organic emissive element that is positioned between two electrodes. The organic emissive element contains a trans-1,2-bis(acenyl)ethylene compound where the acenyl group is selected from 2-naphthyl, 2-anthracenyl, or 2-tetracenyl. ...

05/18/06 - 20060105198 - Selecting white point for oled devices
A method for selecting two different light-emitting materials for use in an OLED device, each of which produces different color light, which combine to produce white light. Each light emitting material has its own point on a chromaticity diagram, and the light-emitting materials are selected such that, when a line ...

05/18/06 - 20060105197 - Electroluminescent materials and devices
An improved electroluminescent device has a layer of a first electroluminescent metal complex or organo metallic complex and a layer of a second metal complex or organo metallic complex in which the band gap of the metal in the second electroluminescent metal complex or organo metallic complex is larger than ...

05/11/06 - 20060099452 - Substrate for pattern formation
The main object of the present invention is to provide a substrate for pattern formation capable of easily examining the wettability change, and a patterning substrate. In order to achieve the object, the present invention provides a substrate for pattern formation comprising a base material, a wettability inhibition part formed ...

05/11/06 - 20060099451 - Organic electroluminescent device
An organic electroluminescent device, comprising at least one organic compound layer containing a luminescent layer between a pair of electrodes, wherein the luminescent layer contains a fluorescence-emitting compound emitting fluorescence when voltage is applied thereto, the emission when voltage is applied is mainly derived from the fluorescence-emitting compound, and wherein ...

05/11/06 - 20060099450 - Organic electroluminescent device
An organic electroluminescent device comprising at least one organic layer between a pair of electrodes, wherein the organic layers include a luminescent layer, at least one of the organic layers comprises at least one metal complex containing a tri- or higher-dentate ligand, and a compound having a heterocyclic skeleton containing ...

05/11/06 - 20060099449 - Light-emitting device
A light-emitting device is provided, which includes a light-emitting element configured to emit light, a first fluorescent layer comprising an inorganic fluorescent substance, formed on the light-emitting element and having a first refractive index, and a second fluorescent layer comprising an organic fluorescent substance, formed above the first fluorescent layer ...

05/11/06 - 20060099448 - Top light-emitting devices with fullerene layer
The present invention provides a top-emission organic light emitting diode hybrid with a layer of fullerene as electron transport layer. The structure of top-emission OLED is either conventional or inverted, which includes two electrodes, a hole injection layer (HIL); a hole transport layer (HTL); an electron transport layer (ETL) including ...

05/11/06 - 20060099447 - Organic light-emitting device
An organic light-emitting device is provided. The organic light-emitting device comprises a first electrode, a second electrode, and a light-emitting layer interposed between the first electrode and the second electrode. The device further comprises of a phosphorescent dopant and a phosphorescent host that includes at least two hole transport materials. ...

05/11/06 - 20060099446 - Cyclometalated transition metal complex and organic electroluminescent display device using the same
A cyclometalated transition metal complex emitting phosphorescence of high efficiency and an organic electroluminescent display device employing the same are provided. The cyclometalated transition metal complex can be employed in an organic film of an organic electroluminescent display device, can emit light at a wavelength range of 400 nm to ...

05/11/06 - 20060099445 - Organic electro-luminescence device and method of making the same
An electro-luminescence device has an anode and a cathode, between which a hole transporting layer, an emitting layer and a hole insulating layer are provided. The emitting layer is made of a material including a light emitting material of polymer doped with two light emitting materials of molecule. A method ...

05/04/06 - 20060093857 - Oligonaphthalene derivatives, and light-emitting element and light-emitting device using oligonaphthalene derivatives
The present invention provides a novel material capable of realizing excellent color purity of blue, a light-emitting element and a light-emitting device using the novel material. The present invention provides an oligonaphthalene derivative represented by the formula (1). The oligonaphthalene derivatives of the present invention have an extremely large band ...

05/04/06 - 20060093856 - Organic element for electroluminescent devices
Ar1, each Ar2, and Ar3 through Ar7 are independently selected aryl or heteroaryl groups, which may contain additional fused rings and provided that two aryl or heteroaryl rings may be joined; n is 1, 2 or 3. The device exhibits good luminous yield with desirable color coordinates, particularly in the ...

05/04/06 - 20060093855 - Organometallic compounds and display device employing the same
are independently a bidentate ligand comprising a nitride atom and a carbon atom bonded to M or M′ ...

05/04/06 - 20060093854 - Organometallic complex, light-emitting solid, organic electroluminescent element and organic electroluminescent display
The object of the present invention is to provide an organic EL element, and the like utilizing the aforementioned organometallic complex that shows phosphorescence light emission and that has excellent light-emitting efficiency, thermal and electrical stability, and long drive lifetime. The organic EL element of the present invention contains organometallic ...

05/04/06 - 20060093853 - Luminous panel
A non-powered composite luminous panel including two plates of light transmissive material and the interlayer of a luminescent material provided between the two plates. The luminescent material includes a light transmissive resinous material and contains a suspension of luminescent particles, preferably of the long acting emitting type. ...

05/04/06 - 20060093852 - Phosphorescent and luminescent conjugated polymers and their use in electroluminescent assemblies
The invention relates to phosphorescent or luminescent conjugated polymers, whose emission is based on the phosphorescence of covalently bonded metal complexes, optionally combined with the fluorescence of the polymer chain. The invention also relates to a method for producing said polymers and to their use in electroluminescent assemblies. ...

04/27/06 - 20060088730 - Organic light-emitting devices with improved performance
An OLED device comprises a light emitting layer containing a certain type of electroluminescent component having a first bandgap, a non-electroluminescent component having a second bandgap, and one or more further non-electroluminescent components having further bandgaps, wherein the components have certain bandgap relationships. ...

04/27/06 - 20060088729 - White organic light-emitting devices with improved performance
An OLED device produces white light and comprises (A) a red light emitting layer and (B) a blue light emitting layer wherein the red light emitting layer contains a certain type of electroluminescent component having a first bandgap, a non-electroluminescent component having a second bandgap, and one or more further ...

04/27/06 - 20060088728 - Arylcarbazoles as hosts in pholeds
wherein each R represent no substitution, mono-, di-, or tri-substitution, and the substituents are the same or different, and may be alkyl, alkenyl, alkynyl, aryl, thioalkoxy, halo, haloalkyl, cyano, carbonyl, carboxyl, heteroaryl, and substituted aryl, and at least one R for each Compounds I, II, III, or IV includes a ...

04/20/06 - 20060083947 - Organic electroluminescence device
The novel compound of the present invention has the diphenylanthracene structure at the center and a specific structure substituted with an aryl group at end portions. The organic electroluminescence device of the present invention comprises a plurality of layers of thin films of organic compounds which comprise a light emitting ...

04/20/06 - 20060083946 - Organic light emitting device
An organic light emitting device is disclosed that may include a first electrode, a hole injecting layer, a hole transporting layer, an emitting layer, and a second electrode, wherein a ratio of thickness between the hole injecting layer and the hole transporting layer is in a range of about 1:1 ...

04/20/06 - 20060083945 - New luminescent compositions and their uses
High quantum yield luminescent monomers, oligomers, and polymers, comprising benzotriazole repeating units and derivatives thereof have been discovered and utilized in optical devices and components therefor, including electroluminescent devices, light emitting devices, photoluminescent devices, organic light emitting diodes (OLEDs), OLED displays, sensors, and the like. ...

04/20/06 - 20060083944 - Organic electroluminescent device
An organic electroluminescent device comprising: a pair of electrodes; and at least one organic layer between the pair of electrodes, the at least one organic layer between the pair of electrodes, the at least one organic layer including a luminescent layer, wherein the luminescent layer contains at least one electron ...

04/20/06 - 20060083943 - Phosphorescent compositions and organic light emitting devices containing therm
wherein Q is an organic charge transporting fragment, L is a linker group, X is a group capable of undergoing free radical or anionic polymerisation on exposure to heat or actinic radiation, m is 0 or 1, and n is an integer having a value of 2 or more; and ...

04/13/06 - 20060078761 - Heteroatomic regioregular poly (3-substitutedthiophenes) in electroluminescent devices
Regioregular polythiophenes having heteroatoms in the substituents can be used in hole injection layer and hole transport layers for electroluminescent devices. Copolymers and organic oxidants can be used. Homopolymers can be used. Metallic impurities can be removed. The heteroatom can be oxygen and can be substituted at the 3-position. Advantages ...

04/13/06 - 20060078760 - Cyclometalated transition metal complex and organic electroluminescent display device using the same
A cyclometalated transition metal complex exhibiting phosphorescence with high efficiency and an organic electroluminescent display device using the same are provided. This transition metal complex can be used in forming an organic film of an organic electroluminescent display device. The transition metal complex can emit light at the wavelength range ...

04/13/06 - 20060078759 - Organic electroluminescent device
An organic electroluminescent device comprises a first electrode, a hole transport layer comprising a hole transporting material and an blue emission material formed on the first electrode, an emission layer formed on the hole transport layer, and a second electrode formed on the emission layer. The hole transport layer comprising ...

04/13/06 - 20060078758 - Organometallic compounds and display device employing the same
Organometallic compounds and display devices employing the same. Organometallic compounds can serve as host materials for an organic electroluminescent device. Furthermore, the organometallic compounds can also serve as green phosphorescent dopant material for display devices, by a way of the specific chemical structure. ...

04/13/06 - 20060078757 - Organic electroluminescent component with triplet emitter complex
An organic electroluminescent component having a layer composite, which comprrises a) a substrate layer b) a first transparent electrode layer, c) a mixing layer having c.1) a matrix of a conductive organic material with one or more singlet states and one or more triplet states, selected from the group: p-conductive ...

04/06/06 - 20060073360 - Organic electroluminescent device
Disclosed is an organic electroluminescent device including at least one organic layer containing a luminescent layer between a pair of electrodes, wherein the organic layer contains at least one metal complex having a ligand with five or more coordination atoms. ...

04/06/06 - 20060073359 - Light-emitting device
wherein Z1 represents a nitrogen-containing heterocycle coordinated to the platinum through a nitrogen atom; L1 represents a single bond or a linking group; R1, R3 and R4 each independently represent a hydrogen atom or a substituent; and R2 represents a substituent. ...

04/06/06 - 20060073358 - Cyclometalated transition metal complex and organic electroluminescent device using the same
A cyclometalated transition metal complex emitting phosphorescence of high efficiency and an organic electroluminescent display device employing the same are provided. The cyclometalated transition metal complex has a transition metal atom and a phosphorus ligand having at least one alkylene oxide and a phosphorus atom. The phosphorus atom is bound ...

04/06/06 - 20060073357 - Carbazole compounds and use of such compounds in organic electroluminiscent devices
A carbazole compound, polymeric or of low molecular weight, comprises a carbazole multimer unit of formula (I), wherein each carbazole unit may be unsubstituted or substituted with one or more substituents and n is larger than or equal to 2 for use in organic electroluminescent devices. The carbazole compounds provide ...

03/30/06 - 20060068223 - Organic electroluminescent element
An organic electroluminescent element including a pair of electrodes and one or more organic compound layers including at least one light-emitting layer disposed between the pair of electrodes, wherein the at least one light-emitting layer contains at least one luminescent dopant and a plurality of host compounds. The ionization potential ...

03/30/06 - 20060068222 - Organic electroluminescent device
An organic electroluminescent device having an anode, a cathode, and at least one organic-compound layer that is provided between the anode and the cathode, with at least one layer of the at least one organic-compound layer being an organic luminescent layer, wherein the organic luminescent layer contains at least one ...

03/30/06 - 20060068221 - Organic light-emitting device
To provide an organic light-emitting device that exhibits the hue of light emission having extremely high purity and has a light output having high luminance and long life with a high degree of efficiency. The organic light-emitting device comprises at least a pair of electrodes consisting of an anode and ...

03/23/06 - 20060063037 - Carbazole derivative and organic light emitting device using same
In Formula 1, R1 to R3 and X1 to X3 are as described in the specification. The compound of Formula 1 acts as a hole injection material, a hole transport material, a light emitting host, or a light emitting dopant in the organic light emitting device depending on the type ...

03/23/06 - 20060063036 - Fluorescent image-printed article and fluorescent ink
A fluorescent image-printed article including a substrate, and an image formed on the substrate, wherein the image is formed from a fluorescent ink containing a binder, and a fluorescent substance which is dispersed in the binder, is capable of emitting fluorescence when irradiated with ultraviolet rays, and is substantially transparent ...

03/23/06 - 20060063035 - Organic electroluminescence device, method for manufacturing organic electroluminescence device, and electronic apparatus
An organic electroluminescence device having a luminescence function portion in between electrodes, the luminescence function portion comprising: a first function portion composed of a high molecular compound having a luminescence function; a second function portion composed of a compound represented by the chemical formula (1); and an intermediate portion in ...

03/23/06 - 20060063034 - Organic electroluminescent material and organic electroluminescent device by using the same
wherein A and B are an electron donating group, R1 and R2 are an alkyl group. ...

03/23/06 - 20060063033 - Blue luminescent polymer and organoelectroluminescent device using the same
A blue light polymer containing an indenocarbazole unit in its main polyarylene chain and an organoelectroluminescent device using the same are provided. The organoelectroluminescent device exhibits high luminous efficiency and high color purity. ...

03/23/06 - 20060063032 - Organic electroluminescent device
A hole injection electrode made of a transparent conductive film is formed on a substrate made of indium-tin oxide (ITO) or the like. On the hole injection electrode, a hole injection layer, a hole transport layer, a light emitting layer, an electron transport layer, and an electron injection layer are ...

03/23/06 - 20060063031 - Organic element for electroluminescent devices
An OLED device contains a layer comprising a hole transporting compound, a certain type of oxinoid compound, and a light emitting phosphorescent compound. ...

03/23/06 - 20060063030 - Organic electroluminescent devices and composition
An organic light emitting device contains a cathode, an anode, and has located there-between a light emitting layer, comprising co-hosts including a hole transporting compound and a particular aluminum chelate, together with at least one light emitting Iridium compound, wherein the Iridium compound is a tris CˆN-cyclometallated complex with a ...

03/23/06 - 20060063029 - Method for preparing multilayer of nanocrystals, and organic-inorganic hybrid electroluminescence device comprising multilayer of nanocrystals prepared by the method
A method for preparing a multilayer of nanocrystals. The method includes the steps of (i) coating nanocrystals surface-coordinated by a photosensitive compound, or a mixed solution of a photosensitive compound and nanocrystals surface-coordinated by a material miscible with the photosensitive compound, on a substrate, drying the coated substrate, and exposing ...

03/23/06 - 20060063028 - Two sided light emitting device
A two-sided light emitting device has, spaced and parallel to one another, a first and a second substrate. The facing sides of the substrates are each provided with a light emitting device, such as a display or a lighting device, which device has a light emitting surface facing the substrate ...

03/23/06 - 20060063027 - Organic electroluminescent element
The present invention relates to the improvement of organic electroluminescent devices, which is characterized in that the emitting layer (EML) consists of a mixture of two substances, one having hole-conducting properties and the other having light-emitting properties, and at least one of these compounds containing a spiro-9,9′-bifluorene unit. ...

03/23/06 - 20060063026 - Solution-processable phosphorescent materials
A material capable of luminescence comprising a polymer or oligomer and an organometallic group, wherein the polymer or oligomer is at least partially conjugated and the organometallic group is covalently bound to the polymer or oligomer and at least one of the nature, location, and proportion of the polymer or ...

03/16/06 - 20060057427 - Organic electroluminescent element
The present invention provides an organic electroluminescent element that includes a pair of electrodes and a plurality of organic compound layers being disposed between the pair of electrodes. The organic compound layers include a luminescent layer containing a blue phosphorescent luminescent material and a host material having the lowest excited ...

03/16/06 - 20060057426 - Thiophene derivative and organic electroluminescent element
wherein, each “X” is a halogen atom, which may be same or different from each other; and “R” is an alkyl group. ...

03/16/06 - 20060057425 - Electroluminescent iridium compounds with phosphinoalkoxides and phenylpyridines or phenylpyrimidines and devices made with such compounds
The present invention is generally directed to electroluminescent Ir(III) compounds with phosphinoalkoxides and phenylpyridines or phenylpyrimidines, and devices that are made with the Ir(III) compounds. ...

03/16/06 - 20060057424 - Polarized electroluminescent light-emitting panel and its fabrication method
A polarized electroluminescent light-emitting panel is made by treating the photo-alignable functional group of the polymer hole transporting layer with a first direction and second direction photo-alignment treatment to have the molecules of the hole transporting layer aligned in specific directions and then forming a polymer emitting layer on the ...

03/16/06 - 20060057423 - Polymerisable compositions and organic light-emitting devices containing them
Compositions of a mixture of a thiol material and a material that contains a reactive unsaturated carbon-carbon bond that can be polymerised to form a charge-transporting or luminescent film are described, as is an organic light-emitting diode (OLED) device comprising at least one such charge-transporting or emissive layer that has ...

03/09/06 - 20060051617 - Organic electroluminescence device
[wherein in the general formulas, X1, X2 represents an aryl group such as anthracene, Y1, Y2, Y3 represents an aryl amino group and the like.] ...

03/09/06 - 20060051616 - Organic compound and organic light-emitting device
The present invention provides a novel organic compound capable of simultaneously emitting fluorescence and phosphorescence. The organic compound according to the present invention is an organic compound consisting of only elemental hydrogen and at least two kinds of elements selected from the group consisting of elements belonging to the thirteenth ...

03/09/06 - 20060051615 - Organic electroluminescent element
In an organic electroluminescent element in which a light emitting layer is disposed between a hole injection electrode and an electron injection electrode, and a hole injection layer is provided between the hole injection electrode and the light emitting layer, and an electron transport layer is provided between the electron ...

03/09/06 - 20060051614 - Organometallic complex and organic electroluminescent device utilizing the same
wherein M is a transition metal; A1 and A2 are each independently a monodentate ligand, or are covalently joined to form a bidentate ligand; wherein when X is oxygen, R1, R2, R3, R4 are each independently CN, CF3, C1-20 alkoxyl, or NRR′; and when X is S or NR, R1, ...

03/09/06 - 20060051613 - Material for organic electroluminescent device and organic electroluminescent device using same
A material for organic electroluminescence device with specific structure having poor symmetry. An organic electroluminescence device comprising a cathode, an anode and an organic thin film layer which is sandwiched between the cathode and the anode and comprises at least one layer, wherein at least one layer in the organic ...

03/09/06 - 20060051612 - Light-emitting device, condensed polycyclic compound used therein and method for producing same
The device according to the invention is a device having organic thin films containing a light-emitting layer between an anode and a cathode that emits light by application of electric energy, characterized in that the light-emitting device contains at least a compound having the basic skeleton represented by the following ...

03/09/06 - 20060051611 - Electroluminescent device
An electroluminescent device comprises a combination of a charge-transporting conjugated donor compound and a acceptor compound, the charge-transporting conjugated donor compound including a conjugated unit comprising a multivalent radical sub-unit having a first and a second unsaturated radical site and a shortest chain of unsaturated atoms connecting the first ...

03/02/06 - 20060046098 - Organic electroluminescence element
An organic electroluminescence element comprising: an anode layer, a cathode layer, and an organic luminescence layer therebetween, the organic luminescence layer having a carbazole derivative with a glass-transition temperature of 110° C. or higher, and a phosphorescent dopant. This structure makes it possible to provide an organic electroluminescence element which ...

03/02/06 - 20060046097 - Anthracene derivatives and organic light emitting device using the same as a light emitting material
In Formula 1, R1, R2, and R3 each independently is selected from the group consisting of a phenyl group, an 1-naphthyl group, a 2-naphthyl group, and a pyrene. ...

03/02/06 - 20060046096 - Light emitting element and light emitting device using the same
It is an object of the present invention to provide a light emitting element with reduced inconvenience due to dust or the like and a manufacturing method thereof. One feature of the invention is a light emitting element having a first layer provided so as to be in contact with ...

03/02/06 - 20060046095 - Cyclometalated transition metal complex and organic electroluminescent device using the same
A high-efficient phosphorescent cyclometalated transition metal complex and an organic electroluminescent (EL) device using the same. The transition metal complex can be used in formation of an organic layer of the organic EL device and produce white light emission when used together with a green-emitting material and a red-emitting material ...

03/02/06 - 20060046094 - Organic electroluminescence device
wherein, in the general formulas (I-1) and (I-2), Ar represents a substituted or non-substituted monovalent aromatic group; X represents a substituted or non-substituted divalent aromatic group; k, m and l each represents 0 or 1; and T represents a linear divalent hydrocarbon with 1 to 6 carbon atoms or a ...

03/02/06 - 20060046093 - Photoluminescent coating formulation, method of application, and coated articles
A formulation for a high performance Photoluminescent powder coat and a process by which a substrate is covered with multiple layers to give both photoluminescent and other advantageous qualities to said substrate. The first layer applied to the substrate is a retroreflective layer to provide retroreflective action to the second ...

03/02/06 - 20060046092 - Aryl-substituted polyindenofluorenes for use in organic electroluminiscent devices
Polymers for use in organic electroluminescent devices The invention relates to organic semiconductive polymers comprising a new backbone system, monomers for the preparation of such polymers, methods for the preparation of such polymers and the use of such polymers in organic optoelectronic devices. ...

02/23/06 - 20060040139 - Electronic devices made with metal schiff base complexes
The present invention relates to new electronic devices including a layer comprising a photoactive material and metal Schiff base complex, wherein the metal Schiff base complex is present as a host for the photoactive material or in a layer between the cathode and the photoactive material containing layer, or both. ...

02/23/06 - 20060040138 - Method of evaluating whiteness, method of evaluating comparative whiteness, light source and luminaire
wherein chroma C is determined by the CIE 1997 Interim Color Appearance Model (Simple Version). ...

02/23/06 - 20060040137 - Organic el device, method of manufacturing the same, and organic el display
A first organic EL device in accordance with the present invention comprises a pair of electrodes opposing each other and a luminescent layer, disposed between the electrodes, containing a polymer having an anthracene structure; and a hole-transferring compound having a glass transition temperature of at least 70° C. A second ...

02/23/06 - 20060040136 - Method of making an optical device
A method of forming a an emissive layer of an optical device includes the steps of depositing a phosphorescent material to form a deposited layer, and annealing the deposited layer to form an emissive layer. A method of manufacturing an optical device, an emissive layer of an optical device, and ...

02/23/06 - 20060040135 - Electroluminescent device and method of fabricating the same, and electronic apparatus
An aspect of the invention provides an electroluminescent device including an emissive section, an electron injection and transport section, and a hole injection and transfer section between electrodes, wherein the electron injection and transport section is made from an inorganic semiconductor material, the hole injection and transfer section from an ...

02/23/06 - 20060040134 - Organic electroluminescent device, manufacturing method thereof, and electronic apparatus
An organic electroluminescent device, comprising an anode; a cathode; and a light-emitting functional portion sandwiched between the anode and the cathode, the light-emitting functional portion including a light-emitting part, an electron injection and transport part, and a hole injection and transport part; the anode being in contact with a titanium ...

02/23/06 - 20060040133 - Electrode structure of organic electroluminescent display panel and method of manufacturing the same
An electrode structure of an organic electroluminescent display panel and a method of manufacturing the same are provided. The electrode structure comprises a transparency substrate, a leading wire pattern layer (for example: ITO, IZO or IWO materials etc.) grown on the transparency substrate, at least one auxiliary metallic pattern layer ...

02/23/06 - 20060040132 - White oled having multiple white electroluminescence units
A tandem white OLED device includes an anode, a cathode, and a plurality of organic electroluminescence units disposed between the anode and the cathode, wherein each organic electroluminescence unit includes at least one light-emitting layer, and wherein each organic electroluminescence unit emits white light. The device also includes an intermediate ...

02/23/06 - 20060040131 - Oleds with improved operational lifetime
An organic light-emitting device includes a substrate, an anode and a cathode disposed over the substrate, and a light-emitting layer disposed between the anode and the cathode wherein the light-emitting layer includes a host and at least one dopant. The host of the light-emitting layer is selected to include a ...

02/23/06 - 20060040130 - Electroluminescent device
According to the invention there is provided an electroluminescent device comprising in sequence, an anode a layer of an electroluminescent material of general formula L(α)aM where M is a rare earth, lanthanide or an actinide, Lα is a organic complex and n is the valence state of M and a ...

02/16/06 - 20060035110 - Electroluminescent materials and devices
An electroluminescent material is a metal complex of 1-phenyl-3-methyl-4-trimethylacetyl-pyrazol-5-one of formula (I). An electroluminescent device comprising the compound of formula (I) in the luminescent layer is also part of the invention. ...

02/16/06 - 20060035109 - Organic electroluminescent element
An organic electroluminescence device comprising a cathode, an anode and an organic thin film layer which is sandwiched between the cathode and the anode and comprises at least one layer containing a light emitting layer comprising a phosphorescent light emitting compound is provided. The device comprises an electron injecting layer ...

02/16/06 - 20060035108 - Organic light-emitting device
An organic light-emitting device that exhibits a light emission of extremely high efficiency, high brightness, and long lifetime is provided. An organic light-emitting device includes a pair of electrodes including an anode and a cathode, and one or more layers containing an organic compound, the layers being sandwiched between the ...

02/09/06 - 20060029829 - Organometallic complexes as phosphorescent emitters in organic leds
Organic light emitting devices are described wherein the emissive layer comprises a host material containing an emissive molecule, which molecule is adapted to luminesce when a voltage is applied across the heterostructure, and the emissive molecule is selected from the group of phosphorescent organometallic complexes, including cyclometallated platinum, iridium and ...

02/09/06 - 20060029828 - Organic electroluminescent device
An organic EL device has a structure that includes a hole injecting electrode, hole injecting layer, hole transporting layer, light emitting layer, electron restricting layer, electron transporting layer, and electron injecting electrode, in sequence, on a substrate. For the electron restricting layer, a material having an electron mobility lower than ...

02/02/06 - 20060024526 - Organic light emitting devices with electron blocking layers
The present invention relates to organic light emitting devices (OLEDs), and more specifically to efficient OLEDs having electron blocking layers. The devices of the present invention comprise at least one electron blocking layer which functions to confine electrons to specific regions of the light emitting devices. The present invention also ...

02/02/06 - 20060024525 - Organic electroluminescent device
An organic electroluminescent device including an organic green emission layer comprising a green emission material and a blue emission material. The green emission layer is interposed between a pair of electrodes. ...

02/02/06 - 20060024524 - Electroluminescent device, and method for producing the same
The present invention provides a device capable of obtaining stable luminescence with a long life by preventing the insulating layer loss by in an etching process and thus preventing the short circuit defect in the device as well as providing the advantages of the photolithographic process, and a method for ...

02/02/06 - 20060024523 - Organic electroluminescence device
An organic electroluminescence device which exhibits an excellent purity of color and a high efficiency of light emission, has a long life and emits reddish light and a novel compound having these characteristics are provided. The organic electroluminescence device comprises an organic layer disposed between at least one pair of ...

02/02/06 - 20060024522 - Luminescent compounds with carbene ligands
An organic light emitting device is provided. The device has an anode, a cathode and an organic layer disposed between the anode and the cathode. The organic layer comprises a compound further comprising one or more carbene ligands coordinated to a metal center. ...

01/26/06 - 20060019116 - White electroluminescent device with anthracene derivative host
An OLED device for emitting white light comprises adjacent layers 1 and 2 wherein layer 1 contains a host and a yellow, orange, or red emitter and layer 2 contains a host and a blue or blue-green light emitter wherein the host in layer 2 comprises an anthracene material bearing ...

01/19/06 - 20060014047 - Luminescence device, display apparatus and metal coordination compound
wherein M is Ir, Rh or Pd; n is 2 or 3; and X1 to X8 is, independently, a hydrogen atom or a substituent selected from the group consisting of a halogen atom; a nitro group; a trifluoromethyl group; a trialkylsilyl group having three linear or branched alkyl groups each ...

01/19/06 - 20060014046 - Luminescent material and organic electroluminescent device using the same
In formula (1), each of R1—R4 represents hydrogen, a C1-C24 alkyl group or a C1-C24 alkoxy group. Each of A1-A5 represents hydrogen, a C1-C24 alkyl group or a C3-C24 cycloalkyl group. Each of B1 and B2 represents hydrogen, a C6-C24 aryl group, a C1-C24 alkyl group or a C3-C24 cycloalkyl ...

01/19/06 - 20060014045 - Security taggants in adhesive plastic film laminate for pharmaceutical packaging
Security films that are useful for pharmaceutical packaging. In particular, anti-counterfeiting security films having a luminescent composition on or in a fluoropolymer layer, which luminescent composition luminesces upon the application of ultraviolet radiation in the 200 nm to 300 nm range, in which the luminescent component is optionally and preferably ...

01/19/06 - 20060014044 - Organic light-emitting display with multiple light-emitting modules
An organic light-emitting device (OLED) includes an anode, a cathode and a plurality of organic light-emitting units. The organic light-emitting units are separated by a charge transfer layer which may be formed of various fullerenes in combination with a further material. The charge transfer layer may be a relatively homogenous ...

01/12/06 - 20060008675 - Organic electroluminescent element, material for positive hole injecting layer, and organic electroluminescent display
in which, R4 and R5 represent general formula —CpF2p+1; n, m, x, and y are each an integer. ...

01/12/06 - 20060008674 - Anthracene compounds and organic electroluminescent device employing the same
Anthracene compounds and organic electroluminescent devices employing the same. Anthracene compounds can serve as host materials for an blue organic electroluminescent device. Furthermore, the anthracene compounds can also serve as hole transport layer materials or electron transport layer materials for organic electroluminescent devices, by way of the silyl phenyl group ...

01/12/06 - 20060008673 - Electroluminescent efficiency
An organic light emitting device is provided. The device has an anode, a cathode, and an emissive layer disposed between the anode and the cathode. The emissive layer further includes a molecule of Formula I wherein an alkyl substituent at position R′5 results in high efficiency and operational stability in ...

01/12/06 - 20060008672 - Hole-trapping materials for improved oled efficiency
An organic light-emitting device includes a light-emitting layer including a host, a dopant, and a hole-trapping material, wherein the hole-trapping material is provided at 0.01 to less than 5% by volume relative to the light-emitting layer volume, has an oxidation potential that is selected so that it is less than ...

01/12/06 - 20060008671 - Electroluminescent efficiency
An organic light emitting device is provided. The device has an anode, a cathode, and an emissive layer disposed between the anode and the cathode. The emissive layer further includes a molecule of Formula I wherein an alkyl substituent at position R′5 results in high efficiency and operational stability in ...

01/12/06 - 20060008670 - Organic light emitting materials and devices
An organic light emitting device is provided. The device has an anode, a cathode and an organic layer disposed between the anode and the cathode. The organic layer comprises a compound further comprising one or more arylimidazole, aryltriazole, or aryltetrazole derivative ligands coordinated to a metal center. The ligand has ...

01/05/06 - 20060003184 - High performance white light-emitting oled device
A broadband-emitting OLED device having an anode and a cathode spaced from the anode includes a first light-emitting layer provided over the anode and containing a first host material and a first light-emitting material, wherein the first host material is a mixture of one or more mono-anthracene derivatives and one ...

01/05/06 - 20060003183 - Organic element for electroluminescent devices
R1 and R2 independently represent hydrogen or a substituent; and (b) a light-emitting boron complex having an absorption spectrum that overlaps with the emission spectrum of compound (1). The device serves to improve luminance efficiency while maintaining good color purity. ...

12/29/05 - 20050287396 - Organic electroluminescent device and method for producing the same
wherein R11 to R13 each independently represent a hydrogen atom or a substituent, provided that at least two of them each independently represent an alkyl group or an aryl group. ...

12/29/05 - 20050287395 - Electroluminescent fluorescent substance
An electroluminescent fluorescent substance, which is composed of electroluminescent fluorescent particles having an average particle diameter of 0.5 μm to 20 μm and a variation coefficient of particle diameter of 35% or less, and having at least 50% have stacking faults arranged in 10 layers or more at intervals of ...

12/29/05 - 20050287394 - Iridium compound and organic electroluminescent device using the same
An iridium compound is provided which is used as a light-emitting layer material of an organic EL device. An organic EL device using the iridium compound is high in device characteristics, including emission efficiency, brightness, color purity, and lifetime characteristics is also provided. ...

12/29/05 - 20050287393 - Organic electroluminescent device
An organic EL device which has a light emission layer between a pair of electrodes. The light emission layer is formed of a phosphorescent dopant and a host including (i) a carbazole compound and (ii) one or more selected from an oxadiazole compound, a phenanthroline compound, a triazine compound, and ...

12/29/05 - 20050287392 - Organic electroluminescent device, method for producing the same, and electronic apparatus
An organic electroluminescent device including a hole-injecting or hole-transporting layer; a luminescent layer; and an affinity film for improving an affinity between the hole-injecting or hole-transporting layer and the luminescent layer, the hole-injecting or hole-transporting layer and the luminescent layer being formed by a droplet-discharging process, wherein the affinity film ...

12/29/05 - 20050287391 - Iridium (iii) complex with heteroatom linking group and organic electroluminescent device using the same
A high-efficient phosphorescent iridium (III) complex with a heteroatom linking group and an organic electroluminescent (EL) device using the same. The iridium complex of the present invention complex can efficiently emit light ranging from a blue region to a red region in a triplet MLCT state. The iridium (III) complex ...

12/22/05 - 20050282036 - high efficiency multi-color electro-phosphorescent oleds
The present invention relates to efficient organic light emitting devices (OLEDs) doped with multiple light-emitting dopants, at least one dopant comprising a phosphorescent emitter, in a thin film emissive layer or layers. The present invention is directed to an efficient phosphorescent organic light emitting device utilizing a plurality of emissive ...

12/15/05 - 20050276995 - Light emitting device
A light-emitting device can be configured to have little variation in light emission characteristics even at increased temperatures. A light-emitting device can include a light-emitting section for emitting light with a predetermined wavelength, and a fluorescent material for absorbing a part of light emitted from the light-emitting section and emitting ...

12/15/05 - 20050276994 - Light-emitting device
The present invention provides a light-emitting device which can be driven at a low voltage and has high luminance, high efficiency, and has a long lifetime even as an organic EL device using phosphorescence. The light-emitting device of the present invention is a light-emitting device including an anode, a cathode, ...

12/15/05 - 20050276993 - Electroluminescent device using metal nanoparticles
An electroluminescent (EL) device which has a light emitting layer including metal nanoparticles coated with an organic layer. The metal nanoparticles coated with the organic layer selectively remove an absorption band appearing at an excimer level without affecting a maximum absorption or emission wavelength, thereby enhancing the color purity and ...

12/08/05 - 20050271899 - Efficient electroluminescent device
Disclosed is an OLED device comprising a light emitting layer containing an electroluminescent component having a first bandgap and at least two non-electroluminescent components having second and further bandgaps, respectively, as more fully described in the summary of the invention. ...

12/08/05 - 20050271898 - Organic electroluminescent device
An organic electroluminescence (EL) device capable of digital driving, and a method for manufacturing the same are disclosed herein. The organic EL device comprises a substrate, an anode formed on the substrate, an organic EL layer formed on the anode and constructed as a multilayer structure including a hole injection ...

12/08/05 - 20050271897 - Non-powered luminous panels and devices and method of manufacture
A non-powered system for identifying objects in low light conditions comprises a non-powered luminous device that includes a first light transmissive material, a second material, and a light transmissive resinous material that contains a suspension of luminescent particles and that is located between the first light transmissive material and the ...

12/01/05 - 20050266268 - Metal coordination compound, luminescence device and display apparatus
wherein CyN1, CyN2 and CyN3 independently denote a substituted or unsubstituted cyclic group containing a nitrogen atom connected to M; CyN4 denotes a cyclic group containing 8-quinoline or its derivative having a nitrogen atom connected to M. ...

11/24/05 - 20050260452 - Light emitting element and azole compound
The present invention relates to a light emitting element comprising at least a light emitting layer containing a light emitting material and a host material and having a light emission maximum wavelength of 500 nm or less wherein the minimum excitation triplet energy level of the host material is higher ...

11/24/05 - 20050260451 - Organic electroluminescence element and display device constructed therefrom
A display device having a cathode, an anode, and a light emitting unit interposed between said cathode and said anode including at least an organic light emitting layer wherein said emitting unit contains an organic material having good heat resistance and high mobility. The display device is comparable or superior ...

11/24/05 - 20050260450 - Anthracene derivative and light emitting element and light emitting device using the same
It is an object of the present invention to provide a luminescent material that has resistance to repeated oxidation reactions. Further, it is an object of the present invention to provide a light-emitting element that is high in luminous efficiency. Further, it is an object of the present invention to ...

11/24/05 - 20050260449 - Complexes with tridentate ligands
The present invention relates to organic light emitting devices (OLEDs), and more specifically to phosphorescent organic materials used in such devices. More specifically, the present invention relates to emissive phosphorescent material which comprise at least one tridentate ligand bound to a metal center, wherein at least one of the bonds ...

11/24/05 - 20050260448 - Novel organometallic compounds for use in electroluminescent devices
where R may be halo, hydrogen, alkyl, alkenyl, alkynyl, aralkyl, aryl, heteroaryl, substituted aryl, substituted heteroaryl, or a heterocyclic group; and additionally or alternatively, two or more R groups on the same ring form independently a 5 or 6-member cyclic group, which may be cycloalkyl, cycloheteroalkyl, aryl or heteroaryl; and ...

11/24/05 - 20050260447 - Cyclometallated iridium carbene complexes for use as hosts
An organic light emitting device is provided. The device has an anode, a cathode and an organic layer disposed between the anode and the cathode. The organic layer comprises a host and a dopant, and the host comprises a compound having at least one carbene atom coordinated to iridium, and ...

11/24/05 - 20050260446 - Cationic metal-carbene complexes
The present invention relates to organic light emitting devices (OLEDs), and more specifically to phosphorescent organic materials used in such devices. More specifically, the present invention relates to emissive phosphorescent material comprising a carbene ligand bound to a metal center, wherein the resulting metal-carbene complex is cationic. ...

11/24/05 - 20050260445 - Oleds utilizing macrocyclic ligand systems
The present invention relates to efficient organic light emitting devices (OLEDs), and more specifically to organic materials used in such devices. More specifically, the present invention relates to materials with improved stability and efficiency when incorporated into an OLED. ...

11/24/05 - 20050260444 - Oleds utilizing macrocyclic ligand systems
The present invention relates to efficient organic light emitting devices (OLEDs), and more specifically to organic materials used in such devices. More specifically, the present invention relates to materials with improved stability and efficiency when incorporated into an OLED. ...

11/24/05 - 20050260443 - Organic light - emitting diodes and methods for assembly and enhanced charge injection
New organic light-emitting diodes and related electroluminescent devices and methods for fabrication, using siloxane self-assembly techniques. ...

11/24/05 - 20050260442 - Anthracene compound for organic electroluminescent device
wherein R1, R2, R3, R4, R5, and R6 are each individually an unsubstituted or substituted aryl group having 6 to 20 carbon atoms, an unsubstituted or substituted heteroaryl group having 6 to 20 carbon atoms, or an unsubstituted or substituted alkyl group having 1 to 12 carbon atoms, wherein the ...

11/24/05 - 20050260441 - Luminescent compounds with carbene ligands
An organic light emitting device is provided. The device has an anode, a cathode and an organic layer disposed between the anode and the cathode. The organic layer comprises a compound further comprising one or more carbene ligands coordinated to a metal center. ...

11/24/05 - 20050260440 - Luminescent device
Interfaces between layers in a light emitting element are eliminated by using a light emitting element with a mixed region comprising a hole transporting material and an electron transporting material. The light emitting element may further comprise a region with a dopant. By using this light emitting element, an organic ...

11/24/05 - 20050260439 - White light-emitting organic electroluminescent devices
A light-emitting device comprises a light-emitting member, which comprises two electrodes, at least two organic electroluminescent (“EL”) materials disposed between the electrodes, a charge blocking material disposed between the electrodes, and at least one photoluminescent (“PL”) material. The light-emitting member emits electromagnetic (“EM”) radiation having a first spectrum in response ...

11/17/05 - 20050255334 - Organic electronic device
An organic electronic device. The device includes a first electrode to inject or extract hole, the first electrode including a conductive layer and an n-type organic compound layer disposed on the conductive layer, a second electrode to inject or extract electron, a p-type organic compound layer disposed between the n-type ...

11/10/05 - 20050249976 - Material for organic electroluminescence devices and organic electroluminescence device using the material
A material for organic electroluminescence devices comprising a compound in which a heterocyclic group having nitrogen is bonded to an arylcarbazolyl group or a carbazolylalkylene group and an organic electroluminescence device comprising an anode, a cathode and an organic thin film layer comprising at least one layer and disposed between ...

11/10/05 - 20050249975 - Organic electronic device and methods for manufacturing a device of this kind
An organic electronic device consists of one or more electro-active organic or polymer materials sandwiched between electrodes. Critical in such devices is the interface between the electrode and the polymer, where degradation or chemical reaction products may develop that are deleterious to the proper functioning of the device. This is ...

11/10/05 - 20050249974 - Organic electroluminescent element
A main object of the present invention is to provide an organic EL element which can ease damages of an organic EL layer upon formation of an electrode layer, and enables display of a high quality image. The present invention attains the above object by providing an organic electroluminescent element ...

11/10/05 - 20050249973 - Organic electroluminescent device using mixture of phosphorescent material as light-emitting substance
An organic EL device which includes a first electrode, a hole transport layer, a light-emitting layer, and the second electrode, wherein the light-emitting layer includes a mixed light-emitting film of a host substance, which is capable of transferring an energy to another light-emitting polymer by absorbing the energy, and a ...

11/10/05 - 20050249972 - Tuned microcavity color oled display
A color OLED display having at least three different colored microcavity pixels including a light-reflective structure and a semitransparent structure comprising an array of light-emitting microcavity pixels each having one or more common organic light-emitting layers, said light-emitting layer(s) having first, second, and third light-emitting materials that produce different light ...

11/10/05 - 20050249971 - Low process temperature thin film phosphor for electroluminescent displays
The invention is a thin film phosphor structure that can be processed on a substrate comprising glass or glass ceramic coated with thin film electrode strips at lower temperatures. The improved phosphor structure for use in a thick film dielectric electroluminescent display comprises a phosphor laminate of a blue light ...

11/10/05 - 20050249970 - Organic electroluminescent device and display
wherein Z1 represents an aromatic heterocylic ring which may have a substituent; Z2 represents an aromatic heterocylic ring or an aromatic hydrocarbon ring both of which may have a substituent; Z3 represents a divalent linking group or a single bond; and R101 represents a hydrogen atom or a substituent. ...

11/03/05 - 20050244676 - Organic electric-field light-emitting element
wherein A, B, and Ar1 to Ar6 are independently a C6-60 aromatic group which does not contain a styryl group nor an alkenyl group, at least one of A, Ar1, Ar2, or B, Ar3 to Ar6 contains at least three condensed aromatic rings, and p, q and r of a ...

11/03/05 - 20050244675 - Light-emitting material, electroluminescent device containing the same and method for poducing the same
A light-emitting material includes a polymeric skeleton and a dye moiety. The dye moiety links to the polymeric skeleton by chemical bonding, and has an energy gap lower than that of the polymeric skeleton. As such, energy is transferred from the polymeric skeleton to the dye moiety when the light-emitting ...

11/03/05 - 20050244674 - Phosphorescent polymer and production process thereof, organic electroluminescence device, and metal conplex-containing compond and production process thereof
The invention provides a phosphorescent polymer that has excellent luminescent properties and capable of forming a film by a wet method, and an organic electroluminescence device that has excellent luminescent properties and durability, can achieve long service life and can be easily produced. The invention also provides a novel metal ...

11/03/05 - 20050244673 - Organometallic complex, organic el element and organic el display
An organic EL element includes an organometallic complex including a rhenium atom; one ligand which has a coordinated nitrogen atom and a coordinated oxygen atom, each coordinated with the rhenium atom, and has at least one π conjugation part; and the other ligand coordinated with the rhenium atom in such ...

11/03/05 - 20050244672 - Organic light-emitting devices
Disclosed are electrophosphorescent organic metal complexes with formula (I), (H), (III) or (IV), of either geometrical isomers, comprising two bidentate NN-type ligands, or two NO-type ligands, or a tetradentate NNNN-type ligand or a tetradentate NOON-type ligand, and a transition metal. These electrophosphorescent materials are valuable to the application in organic ...

11/03/05 - 20050244671 - Process for forming a composite including an aluminum trisquinoline complex
A process for forming a film of the facial-isomer of an aluminum trisquinoline complex comprises depositing a film of an aluminum trisquinoline complex on a support, depositing an inert barrier layer over the layer of aluminum trisquinoline complex that encapsulates aluminum trisquinoline complex to form a multilayer composite, and then ...

11/03/05 - 20050244670 - Monoamino compound and organic luminescence device using the same
A novel monoamino compound is provided. Using the monoamino compound, an organic luminescence device is provided, which exhibits a luminescence hue with extremely high purity, and having an optical output of a high luminance with a high efficiency and a long life time. The monoamino compound is represented by the ...

10/27/05 - 20050238921 - Organic electroluminescence device
An organic electroluminescence device comprising a pair of electrodes and a layer of an organic light emitting medium disposed between the pair of electrodes, wherein the layer of an organic light emitting medium comprises a mixed layer comprising (A) at least one hole transporting compound and (B) at least one ...

10/27/05 - 20050238920 - 1,3,6,8-tetrasubstituted pyrene compound, organic electroluminescent element, and organic electroluminescent display
wherein R5 to R9 in the formula (2) may be identical or different each other, are each a hydrogen atom or a substituted group; and at least one of R5 to R9 is a substituted or unsubstituted aryl group. ...

10/27/05 - 20050238919 - Organic electroluminescent device
An organic electroluminescent device including a pair of electrodes, and at least one organic layer including a luminescent layer between the pair of electrodes, in which the organic electroluminescent device includes at least one compound selected from the group consisting of the compounds represented by Formula (1), (2) and (3): ...

10/27/05 - 20050238918 - Organic electroluminescent device
An organic electroluminescent device including a pair of electrodes and at least one organic compound layer including a luminescent layer between the pair of electrodes, in which the luminescent layer contains at least one host material and at least one phosphorescent material, and the concentration of the phosphorescent material changes ...

10/27/05 - 20050238917 - Charge transporting polymer and production process thereof, and polymer composition for organic electroluminescence device and organic electroluminescence device
The invention provide a novel charge transporting polymer capable of easily forming a thin film as being excellent in solubility in solvents and useful as electronic materials and other resin materials, a process for producing a novel charge transporting polymer excellent in solubility in solvents, capable of easily forming a ...

10/27/05 - 20050238916 - Transition metal complex and light-emitting device
wherein M11 represents a transition metal ion; and R11, R12, R13, R14, R5, R16 and R17 represent a substituent or a single bond, respectively, or a tautomer thereof. ...

10/27/05 - 20050238915 - Organic electroluminescent device
An organic electroluminescent device comprising a light emitting layer disposed between a pair of electrodes, wherein the light emitting layer contains a light emitting material, and a host polymer having a first unit interacting with the light emitting material so that energy can be transferred to the light emitting material, ...

10/27/05 - 20050238914 - Polysilsesquioxane-based compound and organic electroluminescence device using the same
A polysilsesquinone-based compound with an organometallic complex, which is bonded to a side chain of polysilsesquinoxane, enabling highly efficient phospholuminescence and an organic electroluminescent device using the same. The organometallic complex, which is suitably used for forming an organic layer of the organic electroluminescent device, provides a luminescence maximum emission ...

10/27/05 - 20050238913 - Luminescent material compositions, devices and methods of using
Dopants having a liquid crystalline phase and hosts incorporating the dopants are disclosed. The dopants may be used with liquid crystalline hosts, polymeric hosts and other hosts. The host may be selected to have an emission band that overlaps the maximum of the excitation band of the dopant and the ...

10/27/05 - 20050238912 - Novel styryl compound and organic electroluminescence device
wherein R1 to R10 each independently represent hydrogen atom, an alkyl group, an alkoxyl group, an aryl group, an aryloxyl group, a condensed polycyclic group, a heterocyclic group, amino group, an alkylamino group, an arylamino group, cyano group, nitro group, hydroxyl group or a halogen atom, adjacent groups among groups ...

10/27/05 - 20050238911 - Non-powered luminous panels and devices and method of manufacture
A non-powered luminous device comprises an elongate member that is at least one of transparent and/or translucent and that defines a cavity. A luminous material is located in the cavity and in contact with inner walls of the cavity and includes a light transmissive resinous material containing a suspension of ...

10/27/05 - 20050238910 - Electroluminescent silylated pyrenes, and devices made with such compounds
This invention relates to electroluminescent silylated pyrene compounds. It also relates to electronic devices in which the active layer includes an electroluminescent silylated pyrene compound. ...

10/27/05 - 20050238909 - Luminescent spiro-dimer and organic light-emitting device comprising the same
A luminescent spiro-dimer which has a superior heat-resistance and is capable of emitting high quality blue light, and an organic light-emitting device including the same are disclosed. The luminescent spiro-dimer has the structure of the following chemical formula, and the organic light-emitting device includes the first electrode having a high ...

10/27/05 - 20050238908 - Electroluminescent panel
An electroluminescent panel comprising: a closed casing; an organic device received in the casing and defining a plurality of pixels; the organic device including an organic luminescent layer between a lower and an upper electrode layer; and a getter means disposed in the casing. The getter means is a high ...

10/20/05 - 20050233170 - Light emitting device
There is provided a light emitting device which enables a color display with good color balance. A triplet compound is used for a light emitting layer of an EL element that emits red color, and a singlet compound is used for a light emitting layer of an EL element that ...

10/20/05 - 20050233169 - Organic electroluminescence device
The present invention provides an organic electroluminescence device. The present invention includes an anode, an organic emitting layer on the anode, and a cathode on the organic emitting layer, wherein the organic emitting layer has a configuration of Formula 1, ...

10/20/05 - 20050233168 - Method of aligning an oled and device made
The present invention relates to an organic light emitting device having an emitting layer including a photoalignable organic light emitting material, and the method of aligning the photoalignable organic light emitting material and fabricating devices including such a material. ...

10/20/05 - 20050233167 - System and method for producing light with organic light-emitting devices
Disclosed are emissive materials of formula (I) or (II), comprising two bidentate NO-type ligands, or a tetradentate NOON-type ligand, and a transition metal. The emissive materials are useful as electrophosphorescent emitters in organic light-emitting devices. Also disclosed are methods for preparing organic light-emitting diodes comprising these emissive materials, and the ...

10/20/05 - 20050233166 - Oled device using reduced drive voltage
An OLED device includes an anode, a first light-emitting layer disposed over the anode, and a second light-emitting layer disposed over the first light-emitting layer. The device also includes a metal-doped organic layer containing an organic electron-transporting material and a low work function metal disposed over the second light-emitting layer, ...

10/20/05 - 20050233165 - Anthracene derivatives and organic electroluminescent devices made by using the same
(L1 and L2 each represent a substituted or unsubstituted methylene group, ethylene group or the like, and at least one of them is present), Ar′ represents a substituted or unsubstituted aryl group having 6 to 50 nuclear carbon atoms, X represent an alkyl group or the like, a and b ...

10/20/05 - 20050233164 - Organic electroluminescence element
An organic electroluminescence device of a long emission life is obtained by stacking an anode, a hole transport layer comprising an organic compound, a light emitting layer comprising an organic compound, an electron transport layer comprising an organic compound, and a cathode, in which the light emitting layer comprises an ...

10/13/05 - 20050227114 - Water-absorbing agent for organic el device and organic el device
A thin-profile organic EL device with a high degree of reliability is provided. The anode, the organic layer and the light transmissible-type cathode are laminated on the substrate and the inorganic water-barrier layer are laminated thereon, and then a UV rays-curable type water-capturing agent comprising a UV rays-curing agent and ...

10/13/05 - 20050227113 - Organic electroluminescence device
The present invention provides an organic electroluminescence device. The present invention includes an anode, an organic emitting layer on the anode, and a cathode on the organic emitting layer, wherein the organic emitting layer has a configuration of Formula 1, ...

10/13/05 - 20050227112 - Organic electroluminescent element
The present invention provides an organic electroluminescent element having at least one organic layer including a luminescent layer between a pair of electrodes wherein at least one organic layer contains a metal complex of cyclic tetradentate ligand having a specific structure. ...

10/13/05 - 20050227111 - Organic electroluminescence device
An organic electroluminescence device comprises a cathode, an anode and a layer of an organic thin film comprising one or a plurality of layers and disposed between the cathode and the anode, wherein at least one of the layers in the layer of an organic thin film comprises a laminate ...

10/13/05 - 20050227110 - Organic electroluminescent element
An organic electroluminescent element having double mixed layers. The organic electroluminescent element comprises at least a substrate, a first electrode, a first type carrier transport mixed layer, a first type carrier transport layer, an emitting layer, and a second electrode. The structure of the organic electroluminescent element according to the ...

10/13/05 - 20050227109 - Organic light emitting diode containing a novel ir complex as a phosphorescent emitter
wherein X is an arbitrary monoanionic bidentate ligand; Z is an arbitrary moiety constituting a nitrogen-containing heterocyclic group; R1 is a substituent on the nitrogen-containing heterocyclic group; m is 0 or a positive integer; R2 and R3 independently are H, halogen, C1-C6 alkyl, a halogen-substituted C1-C6 alkyl, C1-C6 alkoxy, phenyl ...

10/13/05 - 20050227108 - Opto-electroactive device comprising a metallocene and method
wherein M is zirconium or hafnium; X is halogen and R1-R5 are each independently hydrogen, aryl, alkyl, halogen or —Si(R6)3; or wherein at least two adjacent R substituents on at least one ring are joined to form a fused ring, which may be unsubstituted or substituted with aryl, alkyl, halogen ...

10/06/05 - 20050221125 - Organic electroluminescence device
An organic EL device including at least an anode, a cathode and an organic light-emitting zone with high brightness is provided. A mixture containing at least two compounds is used for a light-emitting zone and the spectrum of the luminescence from light-emitting zone includes at least one peak at a ...

10/06/05 - 20050221124 - Fluorene-based compound and organic electroluminescent display device using the same
The present invention relates to an organic electroluminescent (OEL) compound that comprises at least one fluorene derivative and at least one carbazole derivative. The compound has good electrical properties, light emitting properties and charge transport ability, and thus is suitable as a host material suitable for fluorescent and phosphorescent dopants ...

10/06/05 - 20050221123 - Organometallic complex, light emitting element using the complex, light emitting device using the element, and electric apparatus using the device
(where R1 to R4 are individually any one of hydrogen, a halogen atom, an acyl group, an alkyl group, an alkoxyl group, an aryl group, a cyano group, and a heterocyclic group, Ar is one of an aryl group having an electron-withdrawing group and a heterocyclic group having electron-withdrawing group, ...

10/06/05 - 20050221122 - Organic electroluminescence device, manufacturing method thereof and electronic equipment
To provide an organic electroluminescence element which is highly efficient and has a long operation life, a metallic compound is used as an electron transport layer and a metal complex which is capable of triplet emission is used as a light-emitting element. An organic material which is mainly responsible for ...

10/06/05 - 20050221121 - Organic light-emitting element, image display device and production method thereof
It is an object to provide an organic light-emitting element having two or more light-emitting layers, wherein degradation of each constituent material for the light-emitting layer is reduced to improve reliability of the element. The present invention provides an organic light-emitting element having a laminated structure with a first mixed ...

10/06/05 - 20050221120 - Organic element for electroluminescent devices
An electroluminescent device comprises a light-emitting layer containing a host and a light-emitting material wherein the light-emitting material comprises a boron complex containing boron complexed by two ring nitrogens of a deprotonated bis(aromatic)amine or bis(aromatic)methene ligand wherein the boron complex contains a tertiary amine substituent group. The invention provides a ...

10/06/05 - 20050221119 - Organic element for electroluminescent devices
in an amount sufficient to stabilize the device wherein A and B represent independently selected fused carbocyclic ring groups. ...

10/06/05 - 20050221118 - Electroluminescent device
An electroluminescent device includes a first electrode, a second electrode and, dispersed therebetween, an electroluminescent layer comprising a first and a second electroluminescent compound capable of emitting light of a first and a second color respectively, the first color being different form the second color. The electroluminescent device is capable ...

10/06/05 - 20050221117 - Organic electroluminescence device and material thereof
An organic electroluminescence device capable of solving the problem of realization of low-voltage driving and high luminance which is important for the prolongation of the life thereof, the organic electroluminescence device comprising a luminous layer composed of a single or a plurality of organic compound thin films interposed between a ...

10/06/05 - 20050221116 - Organic electroluminescent device with chromophore dopants
An organic electroluminescent device having an anode, a cathode, and an intermediate element, which is set between the anode and the cathode and contains hole-transporting organic material, electron-transporting organic material, and luminophore material; the electron-transporting organic material and the hole-transporting organic material being designed to form between them molecular complexes ...

10/06/05 - 20050221115 - Light emitting device and display apparatus using same
There is provided a high light-emission-efficiency, highly stable, low-cost light emitting device that utilizes a copper complex as a light emitting material and comprises a pair of electrodes provided on a substrate, and an organic substance layer provided between the electrode and comprising a metal coordination compound having a partial ...

09/29/05 - 20050214578 - Organic el element and organic el display
There is provided an organic EL element including an anode, a cathode, and an organic layer, wherein the cathode includes a protective conductor layer which faces the organic layer, a main conductor layer which is interposed between the protective conductor layer and the organic layer, and a barrier layer which ...

09/29/05 - 20050214577 - Organic electro luminescence display and its manufacture method
A plurality of pixel areas are defined on the surface of a substrate. A partition wall is disposed on the surface of the substrate in an area between adjacent pixel areas. The partition wall comprises a lower portion made of inorganic insulating material and an upper portion made of insulating ...

09/29/05 - 20050214576 - Organometallic compounds and emission-shifting organic electrophosphorescence
Emissive phosphorescent organometallic compounds are described that produce improved electroluminescence, particularly in the blue region of the visible spectrum. Organic light emitting devices employing such emissive phosphorescent organometallic compounds are also described. Also described is an organic light emitting layer including a host material having a lowest triplet excited state ...

09/29/05 - 20050214575 - Organic electroluminescence element
An organic electroluminescence element comprising at least one organic compound layer between a pair of electrodes, wherein the organic compound layer(s) include(s) a luminescent layer; the luminescent layer comprises a fluorescent compound which emits fluorescent light upon application of voltage; the luminescent layer further comprises an amplifying agent having a ...

09/29/05 - 20050214574 - Polymer for organic el element, composition for organic el element, and organic el element
A composition comprising the polymer and a triplet luminescent metal complex compound, and an organic EL device having a luminescent layer formed from the composition are also disclosed. The polymer is capable of forming an organic EL layer having high luminance by a wet process. The organic EL device has ...

09/29/05 - 20050214573 - Light-emitting material and light-emitting element
A light-emitting material includes a matrix section 12 and light-emitting sections 11 dispersed and buried in the matrix section. The matrix section 12 comprises a first material and the light-emitting sections comprise a second material showing a eutectic relationship with the first material. ...

09/29/05 - 20050214572 - Organic electroluminescence element and silicon compound
wherein Ar21 represents an arylene or heteroarylene group; R21, R22, R23, and R24 each independently represent a substituent or a hydrogen atom; L2 represents a substituted or unsubstituted o-arylene or vinylene group, —NR— (R represents a substituent), —O—, or —S—; and m is 0 or 1. ...

09/29/05 - 20050214571 - Organic el element
An object of the present invention is to improve the light emitting efficiency, so as to improve the lifetime of the light emitting substance itself, by optimizing the material composition of the layers which influence light emitting conditions of an organic EL element, particularly a hole transporting layer. An excellent ...

09/29/05 - 20050214570 - Oleds doped with phosphorescent compounds
Organic light emitting devices are disclosed which are comprised of a heterostructure for producing electroluminescence wherein the heterostructure is comprised of an emissive layer containing a phosphorescent dopant compound. For example, the phosphorescent dopant compound may be comprised of platinum octaethylporphine (PtOEP), which is a compound having the chemical structure ...

09/29/05 - 20050214569 - Electroluminescence device and display unit
Providing a particle distributed electroluminescent device which is improved in luminescent color control, prevention of luminescent color change over time and heavy circuit load, and/or representation of a delicate gradation sequence, as well as capable of providing high brightness and luminous efficiency, and a display unit using such an electroluminescence ...

09/29/05 - 20050214568 - White electroluminescent polymeric material & preparation thereof
This invention relates to a white electroluminescent polymeric material and preparation thereof. Based on the physical idea that white light emission can be achieved by regulating the relative luminous intensities of blue- and orange-light emitting units located in a single polymer molecule, the present invention provides three types (main chain ...

09/29/05 - 20050214567 - Organic element for electroluminescent devices
provided that at least one R1 or R2 substituent of the naphthalene compound represented by Formula (1) is a sterically bulky substituent. ...

09/29/05 - 20050214566 - Organic electroluminescent devices
R1, R2, R3, R4, R5, R6, R7, R8, R9, R10, R11 and R12 are individual substituents, each substituent is an individual group selected from the group consisting of hydrogen, halogens, and groups that contain 1 to 48 carbon atoms, and at least one group is not hydrogen. ...

09/29/05 - 20050214565 - Novel aromatic compound and organic electroluminescent element containing the same
A novel aromatic compound having an anthracene skeleton structure and an asymmetric molecular structure; and an organic electroluminescence device which comprises a cathode, an anode and an organic thin film layer comprising at least one layer containing a light emitting layer and sandwiched between the cathode and the anode in ...

09/22/05 - 20050208336 - Light emitting device
There are provided a light emitting device and an electronic device, which are light have low consumption power and a low cost. When an organic light emitting material (1204b) is included in the positions between the lattices of a heavy metal complex (1204a) with a lattice structure, the phosphorescence of ...

09/22/05 - 20050208335 - Luminescence device and display apparatus
In a luminescence device formed of one or plural layers of organic film between a cathode and an anode, at least one layer is a luminescence layer, and a luminescence molecule of a metal coordination compound having a basic structure represented by formula (1) MLnL′n and having a substituent on ...

09/22/05 - 20050208334 - Organic electroluminescence device
An organic electroluminescence device is disclosed, to realize improvement of luminance and decrease on driving voltage, which includes an anode, a hole injecting layer, a hole transport layer, an emitting layer, and a cathode, wherein, the hole injecting layer and the hole transport layer are formed of the material expressed ...

09/22/05 - 20050208333 - Organic electroluminescence device
The present invention provides an organic electroluminescence device, by which high brightness is provided in a manner of forming a hole injection or transport layer using a material that lowers an energy barrier. The present invention includes an organic emitting layer between a cathode and an anode and a hole ...

09/22/05 - 20050208332 - White-light-emitting organic electroluminescent device and organic electroluminescent display having the same
A white-light-emitting organic electroluminescent device and organic electroluminescent display having the same may include a first electrode, a second electrode, and an emission layer interposed between the first electrode and the second electrode. The emission layer may have a structure in which a polymer emission layer and a small-molecule emission ...

09/22/05 - 20050208331 - Organic electroluminescent device and electronic appliance
To provide an organic electroluminescent device that includes an organic functional layer having high luminous efficiency to provide a bright display. An organic electroluminescent device includes a substrate and an organic electroluminescent element provided on the substrate. The organic electroluminescent element includes a first electrode, a second electrode, and an ...

09/22/05 - 20050208330 - Organic light emitting device having improved stability
In an OLED device, the improvement including a reflective and conductive bilayer anode including a metal or metal alloy or both; a hole-injecting structure over the reflective and conductive bilayer anode; at least one organic layer formed over the hole-injecting structure; and the reflective and conductive bilayer anode being configured ...

09/22/05 - 20050208329 - Organic element for electroluminescent devices
An electroluminescent device comprises a cathode, an anode, and therebetween a layer containing a host material and a second material comprising a bis(aryloxy)azine borohalide complex. The invention also includes a display device and an area lighting device incorporating the electroluminescent device and a process for emitting light. ...

09/22/05 - 20050208328 - Water dispersible polydioxythiophenes with polymeric acid colloids and a water-miscible organic liquid
Aqueous dispersion compositions of polydioxythiophene, polymeric acid colloids, and water-miscible organic liquid and methods of making such compositions. The compositions are useful in organic electronic devices. ...

09/22/05 - 20050208327 - White organic light-emitting devices with improved performance
An organic light-emitting diode (OLED) device produces white light, includes a) an anode; b) a hole-transporting layer disposed over the anode; c) a blue light-emitting layer disposed over the hole-transporting layer; d) an electron-transporting layer disposed over the blue light-emitting layer; e) a cathode disposed over the electron-transporting layer; wherein ...

09/22/05 - 20050208326 - Organic element for electroluminescent devices
An electroluminescent device comprising a host material and a rubrene derivative having a naphthacene nucleus comprising four fused phenyl rings a, b, c, and d, in order, containing two secondary phenyl ring groups linked to the “c” ring, each bearing directly or indirectly a fluoro or perfluoroalkyl group, wherein each ...

09/15/05 - 20050202281 - Peropyrene compound, organic electroluminescent element and organic electroluminescent display
wherein R15 and R16 may be the same as or different from each other and each represent one of hydrogen atom, an alkyl group and an aryl group, where R15 and R16 may be bound to each other directly or indirectly. ...

09/15/05 - 20050202280 - Organic electroluminescence device
An organic electroluminescence device is described and includes a transparent substrate with a first electrode formed on the top surface of the transparent substrate in a predetermined pattern. The first electrode is transparent. An organic layer includes a hole injecting layer, a hole transporting layer, an emitting layer, and an ...

09/15/05 - 20050202279 - Complex fluorene-containing compounds for use in oled devices
X1, X2, X3, and X4 include carbon atoms and at least one nitrogen atom; R1, R2, R3, and R4 are substituents each being individually hydrogen, or amino, or alkyl, or alkenyl, or alkynyl, or alkoxy of from 1 to 40 carbon atoms; aryl or substituted aryl of from 6 to ...

09/15/05 - 20050202278 - Light emitting device
To provide an organic electroluminescent device having excellent durability and having high luminous efficiency and luminance, the organic electroluminescent device includes an organic compound layer containing at least one light emitting layer, wherein the light emitting layer contains a light emitting material and an electrically inactive organic compound capable of ...

09/15/05 - 20050202277 - Light emitting device
To provide an organic electroluminescent device having excellent durability and having high luminous efficiency and luminance, the organic electroluminescent device includes an organic compound layer containing a hole transport layer, a light emitting layer, and an electron transport layer between a pair of electrodes, wherein the hole transport layer contains ...

09/15/05 - 20050202276 - Light emitting device
To provide an organic electroluminescent device having excellent durability and having high luminous efficiency and luminance, the organic electroluminescent device includes an organic compound layer containing a hole transport layer, a light emitting layer, a block layer, and an electron transport layer between a pair of electrodes, wherein the block ...

09/15/05 - 20050202275 - Organic electroluminescent device
To provide an organic electroluminescent device which suppresses crystallization of a material to be used in an organic electroluminescent device and which is good in luminous characteristics, device drive durability and storage stability, the organic electroluminescent device has at least one organic layer including a light emitting layer between a ...

09/15/05 - 20050202274 - Polythiophene compositions for improving organic light-emitting diodes
wherein X represents, for example, —CH2—CH(CH2—O—(CH2)4SO3−H+)—; and (b) further polymers, that are different than polythiophene (a), and which contain SO3− M+ or COO−M+ groups. Also disclosed are electroluminescing (EL) arrangements that contain hole-injecting layers which include such compositions. ...

09/15/05 - 20050202273 - Light emitting molecules and organic light emitting devices including light emitting molecules
Light emitting molecules and organic light emitting devices comprising such light emitting molecules are described. In one embodiment, a light emitting molecule comprises an anchoring group and a charge transport group having a first end and a second end. The first end of the charge transport group is bonded to ...

09/08/05 - 20050196639 - Polymeric compound and organic luminescence device
A main chain-type or side chain-type polymeric compound having a structure wherein at least one metal complex segment having a plurality ligands is introduced into a main chain or a side chain is provided. In the case where the polymeric compound is the main chain-type polymeric compound, the metal complex ...

09/08/05 - 20050196638 - Organic electroluminescent device
An organic electroluminescent device having an emission layer, which is constructed with a host, a phosphorescence emission molecule as a dopant, and a fluorescence supporter. The fluorescence supporter receives energy from the host or traps energy directly, and then transfers the energy to the dopant or self-emits light. An emission ...

09/08/05 - 20050196637 - Phosphorescent material
An organmetallic complex, a method of preparing this composition of matter, and an electronic device including the complex. The organometallic complex comprising: at least one transition metal, at least one first monoanionic bidentate ligand coordinated through a nitrogen on a heteroaromatic ring and a carbon, and at least one second ...

09/01/05 - 20050191521 - Performance of organic light-emitting devices using spin-dependent processes
The maximum luminous efficiency of organic light-emitting materials is increased through spin-dependent processing. The technique is applicable to all electro-luminescent processes in which light is produced by singlet exciton decay, and all devices which use such effects, including LEDs, super-radiant devices, amplified stimulated emission devices, lasers, other optical microcavity devices, ...

09/01/05 - 20050191520 - Shapable electroluminescent arrangement
Electroluminescent arrangements that are shapeable are described. The electroluminescent arrangement includes, in superposed sequence: (a) at least one transparent carrier film; (b) at least one transparent electrode; (c) at least one electroluminescent layer; (d) at least one dielectric layer; and (e) at least one counter-electrode. In addition, the electroluminescent arrangement: ...

09/01/05 - 20050191519 - Light emitting device
To provide an organic electroluminescent device having excellent durability and having high luminous efficiency and luminance, which can be effectively utilized for surface light sources such as full color displays, backlights, and illuminating light sources and light source arrays such as printers, the organic electroluminescent device includes at least one ...

08/25/05 - 20050186447 - Electroluminescent iridium compounds with phosphinoalkoxides and phenylpyridines or phenylpyrimidines and devices made with such compounds
The present invention is generally directed to electroluminescent Ir(III) compounds with phosphinoalkoxides and phenylpyridines or phenylpyrimidines, and devices that are made with the Ir(III) compounds. ...

08/25/05 - 20050186446 - Quinoxaline derivative, and organic semiconductor device, electric field light emitting device, and electronic device which have the same
A quinoxaline derivative represented by a general formula (1) is provided. In the formula, R1-R12 each independently represents a hydrogen atom, a halogen atom, a lower alkyl group, an alkoxy group, an acyl group, a nitro group, a cyano group, an amino group, a dialkylamino group, a diarylamino group, a ...

08/25/05 - 20050186445 - Electroluminescent devices including conjugated polymers containing an azole structure
An electroluminescent device, including a spaced-apart anode and cathode; and an organic layer disposed between the spaced-apart anode and cathode and including a polymer having an azole structure ...

08/25/05 - 20050186444 - Electroluminescent devices having conjugated arylamine polymers
Ar, Ar1, Ar2, Ar3, and Ar4 are each individually arylof from 6 to 60 carbon atoms; or a heteroarylof from 4 to 60 carbons, or combinations thereof; or Ar1 and Ar2, Ar3 and Ar4, Ar1 and Ar4, Ar2 and Ar4 are connected through a chemical bond; and X is a ...

08/25/05 - 20050186443 - Polymer matrix electroluminescent materials and devices
Photoluminescent and electroluminescent compositions are provided which comprise a matrix comprising aromatic repeat units covalently coordinated to a phosphorescent or luminescent metal ion or metal ion complexes. Methods for producing such compositions, and the electroluminescent devices formed therefrom, are also disclosed. ...

08/18/05 - 20050181236 - Process for manufacturing reproduction with a luminescence effect and reproduction manufactured by the implementation of the process
An image is reproduced on a transparent carrier and a film incorporating a photoluminescent product is applied to the carrier, either on the same side as the printed image or on the other. A filter in the form of a film allowing the effects of the color of the photoluminescent ...

08/18/05 - 20050181235 - Electro-optical apparatus, manufacturing method thereof, and electronic instrument
The invention reduces or suppresses outside light reflection without reducing or substantially reducing the light emitting strength from a light-emitting element. An apparatus of the invention includes a light-emitting element. A wavelength correcting unit, a planar polarization beam splitter, and a polarizing plate are also included. ...

08/18/05 - 20050181234 - Dispersion liquid composition for black matrix and image display device
A dispersion liquid composition for a black matrix, which includes a solvent, and at least one of light absorption material having an average particle diameter ranging from 10 to 500 nm and selected from the group consisting of manganese oxide and a solid solution containing manganese oxide and ferric oxide. ...

08/18/05 - 20050181233 - Thieno[3,2-b]indole based polymer and organo-electroluminescent device using the same
A thieno[3,2-b]indole-based polymer and an organo-electroluminescent device in which the polymer is introduced into an organic layer are provided. The thieno[3,2-b]indole-based polymer may be easily prepared and has blue light-emitting characteristic. The organo-electroluminescent device adopting the organic layer using the thieno[3,2-b]indole-based polymer has improved color purity, efficiency, and luminance characteristics. ...

08/18/05 - 20050181232 - Anthracene derivative host having ranges of dopants
wherein R1-R8 are H; R9 is not the same as R10; R9 is a naphthyl group having no fused rings with aliphatic carbon ring members; and R10 is a biphenyl group having no fused rings with aliphatic carbon ring members; provided that R9 and R10 are free of amines and ...

08/11/05 - 20050175861 - Polythiophene compositions for improving organic light-emitting diodes
is, for example, —CH2—CH2—; and two additional polymers (B) and (C), each having SO3−M+ or COO−M+ functional groups. Also disclosed are electroluminescent arrangements having hole-injecting layers containing the disclosed compositions. ...

08/11/05 - 20050175860 - Phenyl pyridine-iridium metal complex compounds for organic electroluminescent device and organic electroluminescent device using thereof
wherein R1 to R8, A1 to A3, and Py are as defined in the specification. In addition, the present invention relates to an organic electroluminescent device comprising the above material which has high luminescence efficiency, enhanced operating life time, and high purity of red chromaticity. ...

08/11/05 - 20050175859 - Organic electroluminescent material and organic electroluminescent device by using the same
wherein R1, R2, R3, R4 are one selected from the group consisting of hydrogen atom, substituted or unsubstituted alkyl group having 1 to 6 carbon atoms and substituted or unsubstituted aryl group having 6 to 40 carbon atoms, Ar1, Ar2, Ar3, Ar4 are a substituted or unsubstituted aryl group having ...

08/11/05 - 20050175858 - Carbazole containing compound and organic electroluminescent display device using the same
The present invention is directed to a carbazole containing compound and an organic electroluminescent display device using the same. In particular, the carbazole containing compound may be a blue phosphorescent host material having a large triplet energy gap compared to 4,4′-N,N′-dicarbazole-biphenyl (CBP) and effectively transfers energy to a blue dopant. ...

08/11/05 - 20050175857 - Novel blue emitters for use in organic electroluminescence devices
wherein R1, R2, R3 and R4 are individual substituents or a group of substituents, each of which may be selected from the group consisting of hydrogen, or alkyl of from 1 to about 25 carbon atoms; an alicyclic alkyl of from 3 to 15 carbon atoms; an aryl or substituted ...

08/11/05 - 20050175856 - Electroluminescent device
Disclosed are electroluminescent devices that comprise organic layers that contain certain 2H-benzotriazole compounds. The 2H-benzotriazole compounds of blue-emitting, durable, organo-electrouminescent layers. The electroluminescent devices may be employed for full color display panels in for example mobile phones, televisions and personal computer screens. ...

08/11/05 - 20050175855 - Electroluminescent materials and devices
An electroluminescent material is a metal complex, preferably aluminium, of a substituted pyrazol-5-one. ...

08/04/05 - 20050170211 - Organic electroluminescent element
An organic electroluminescent element comprising a hole injection electrode, an electron injection electrode and one kind or more of organic layers including a luminous layer between these electrodes, in which the organic layer includes a layer containing S, and metal or an oxide thereof is doped into the layer. ...

08/04/05 - 20050170210 - Organic electroluminescent display device
An organic electroluminescent (EL) device including an organic EL unit sealed by an encapsulation layer comprising a layered inorganic substance/polymer/curing agent nanocomposite. The organic EL device according to the present invention may have a flat glass substrate. ...

08/04/05 - 20050170209 - Ir compound and organic electroluminescent device using the same
An Ir compound can be a blue phosphorescent material. An organic electroluminescent device can use such a material. An organic layer, such as a light emitting layer, can be composed of the Ir compound. An organic electroluminescent device including such an organic layer may exhibit high color purity and emits ...

08/04/05 - 20050170208 - Organic electroluminescent device and method for manufacturing the same
An organic EL device which drives over a wide range from low brightness to high brightness for light source applications, operates stably over a wide range of brightness and has excellent life property is provided. The device comprises at least one pair of electrodes 2 and 5, and a plurality ...

08/04/05 - 20050170207 - Oleds utilizing multidentate ligand systems
The present invention relates to efficient organic light emitting devices (OLEDs), and more specifically to phosphorescent organic materials used in such devices. More specifically, the present invention relates to materials with improved stability and efficiency when incorporated into an OLED. ...

08/04/05 - 20050170206 - Oleds utilizing multidentate ligand systems
The present invention relates to efficient organic light emitting devices (OLEDs), and more specifically to phosphorescent organic materials used in such devices. More specifically, the present invention relates to materials with improved stability and efficiency when incorporated into an OLED. ...

08/04/05 - 20050170205 - Organic element for electroluminescent devices
Disclosed is an electroluminescent device comprising a light emitting layer comprising a boron complex wherein the boron is bonded to a nitrogen atom of a first 5-membered heteroaromatic ring group and to a nitrogen atom of a second 5-membered heteroaromatic ring group, provided that the 5-membered rings are further connected ...

08/04/05 - 20050170204 - Organic element for electroluminescent devices
Disclosed is an OLED device comprising a light-emitting layer containing a light emitting bis(azinyl)methene boron complex compound comprising a complex system of at least five fused rings and bearing, on at least one ring carbon or nitrogen, a substituent sufficient to provide a wavelength of maximum emission of less than ...

08/04/05 - 20050170203 - Organic element for electroluminescent devices
Disclosed is an electroluminescent device comprising a light emitting layer comprising a boron complex wherein the boron is bonded to a nitrogen atom of a 6-membered heteroaromatic ring group and to a nitrogen atom of a 5-membered heteroaromatic ring group, provided that the 5- and 6-membered heteroaromatic ring groups are ...

08/04/05 - 20050170202 - Polymer and polymeric luminescent element comprising the same
(In the formula, R1 represents hydrogen, alkyl, alkoxy, alkylthio, aryl, aryloxy, arylthio, arylalkyl, arylalkoxy, arylalkylthio, arylalkenyl, arylalkynyl, amino, substituted amino, silyl, substituted silyl, silyloxy, substituted silyloxy, monovalent heterocyclic group, or halogeno; and rings D and E each represents an optionally substituted aromatic ring.) ...

07/28/05 - 20050164034 - Spirofluorene-based polymer and organic electroluminescent device using the same
A spirofluorene-based polymer which contains a spirofluorene structure as a basic unit and which is end-capped with functional moieties substituted by fluorine, and an organic electroluminescent device using an organic layer using the spirofluorene-based polymer. The organic electroluminescent device has improved efficiency, reduced driving voltage, and excellent thermal, optical and ...

07/28/05 - 20050164033 - White light emitting organic electroluminescent device and organic electroluminescent display having the same
A white light emitting organic electroluminescent device and organic electroluminescent display having the same are provided. The organic electroluminescent device includes a first electrode, a second electrode, and an emission layer interposed between the first and second electrodes and having a fluorescence layer and a phosphorescence layer. Thereby, it is ...

07/28/05 - 20050164032 - Organic electroluminescent element
where L1 represents a connecting group, Q1 represents a substituent, m1 denotes 0 or 1, n1 denotes an integer of 1 or more, and a plurality of Q1s may be the same or different. ...

07/28/05 - 20050164031 - Dual emitting dyads of heavy metal complexes as broad band emitters for organic leds
An organic light emitting device is provided. The device has an anode, a cathode, and an emissive layer disposed between and electrically connected to the anode and the cathode. The emissive layer further comprises a compound having two metal centers, in which each metal has an atomic weight greater than ...

07/28/05 - 20050164030 - Electroluminescent stability
wherein M is a metal having an atomic weight greater than 40; ring A is an aromatic heterocyclic or a fused aromatic heterocyclic ring with at least one nitrogen atom that is coordinated to the metal M, wherein the ring A can be optionally substituted; (X—Y) is an ancillary ligand; ...

07/28/05 - 20050164029 - Reactive dendrimers
A process for modifying at least one dendron that is intended to form part of a dendrimer is disclosed. One reacts at least one reactable unsaturated group in a chemoselective manner to form a less unsaturated group. Also disclosed is a process for modifying dendrimers in a similar manner. ...

07/21/05 - 20050158584 - Oleds doped with phosphorescent compounds
Organic light emitting devices are Disclosed which are comprised of a heterostructure for producing electroluminescence wherein the heterostructure is comprised of an emissive layer containing a phosphorescent dopant compound. For example, the phosphorescent dopant compound may be comprised of platinum octaethylporphine (PtOEP), which is a compound having the chemical structure ...

07/21/05 - 20050158583 - Spirocyclopentaphenanthrenefluorene-based compound and organoelectroluminescent device using the same
A spiro-based compound containing cyclopentaphenanthrene and fluorene, which is used for an organoelectroluminescent device and an organoelectroluminescent device having the spiro-based compound. The spiro-based compound containing cyclopentaphenanthrene and fluorene can be easily manufactured to have high solubility, high color purity, and good thermal stability. The spiro-based compound containing cyclopentaphenanthrene and ...

07/21/05 - 20050158582 - Organic electroluminescent element
The present invention relates to an organic electroluminescent element having a pair of electrodes, and at least one organic compound layer including a luminescent layer between the pair of electrodes. The luminescent layer contains a fluorescent, which emits fluorescent light when voltage is applied to the element, a sensitizer for ...

07/21/05 - 20050158581 - Polymers having attached luminescent metal complexes and devices made with such polymers
The present invention is generally directed to a polymeric metal complex comprising a polymeric material having a plurality of a first-type functional groups, wherein at least a portion of the functional groups are coordinated to at least one metal containing complex, polymeric-metal complex salts comprising at least one polymeric material ...

07/21/05 - 20050158580 - Organic electro luminescent display device
An object of the invention contained in the present application is to maintain a light emission efficiency and attain a long service life by suppressing a temperature rise in an organic multilayer film to be caused by light emission. The present application contains a plurality of features capable of attaining ...

07/21/05 - 20050158579 - Organic light-emitting diodes and methods for assembly and enhanced charge injection
New organic light-emitting diodes and related electroluminescent devices and methods for fabrication, using siloxane self-assembly techniques. ...

07/21/05 - 20050158578 - Material for organic electroluminescent element and organic electroluminescent element employing the same
A material for electroluminescent which comprises a compound in which a cycloalkyl group or a meta-phenylene group is bonded to a group having carbazole skeleton structure and an organic electroluminescent device having an organic thin film layer having at least one layer which is sandwiched between the cathode and the ...

07/21/05 - 20050158577 - Organic electroluminescent element and lumiscent device or display including the same
(where X denotes an aryl group (such as phenyl group) which has a substituent group (such as cyano group and methyl group), and Y denotes a group having a skeleton of aminophenyl group or the like.) ...

07/14/05 - 20050153167 - Copolymer and polymer light emitting device using the same
A copolymer having two or more repeating units selected from the group consisting of arylene groups, divalent heterocyclic groups and divalent aromatic amine groups wherein the copolymer has, on at least one of molecular chain ends, a monovalent heterocyclic group, a monovalent group derived from a heterocyclic group coordinated metal ...

07/14/05 - 20050153166 - Organic el display device having organic soluble derivative layer
An organic EL display device includes first and second electrodes, a light-emitting layer interposed between the first and second electrodes, an organic soluble derivative layer arranged between the first electrode and the light-emitting layer, wherein the organic soluble derivative layer prevents impurities from being diffused to the light-emitting layer, and ...

07/14/05 - 20050153165 - Photoactive lanthanide complexes with phosphine oxides, phosphine oxides-sulfides, pyridine n-oxides, and phosphine oxide-pyridine n-oxides, and devices made with such complexes
The present invention is generally directed to luminescent lanthanide compounds with phosphine oxide, phosphine oxide-sulfide, pyridine N-oxide, and phosphine oxide-pyridine N-oxide ligands. It also relates to electronic devices in which the active layer includes a lanthanide complex. ...

07/14/05 - 20050153164 - Materials for electroluminescent devices
in which R1—R6 are independently a metal; a whole or part of an optionally substituted borazine ring; hydrogen; halogen; hydroxyl; optionally substituted alkyl, cycloalkyl, aryl, acyl, alkoxy, acyloxy, amino, acylamino, aralkyl, cyano, carboxyl, thio, vinyl, styryl, aminocarbonyl, carbamoyl, aryloxycarbonyl, phenoxycarbonyl, or alkoxycarbonyl, as well as recognized donor and acceptor groups. ...

07/14/05 - 20050153163 - Stable organic light-emitting devices using aminoanthracenes
An organic light-emitting device includes a substrate, an anode, and a cathode disposed over the substrate, and a luminescent layer disposed between the anode and the cathode wherein the luminescent layer includes a host and at least one dopant. The host of the luminescent layer is selected to include a ...

07/07/05 - 20050147849 - Thermal transfer of light-emitting dendrimers
A method of making an organic electroluminescent device by thermally transferring a transfer portion of a donor element to a receptor, the transfer portion comprising at least one layer consisting of one or more light-emitting dendrimers. ...

07/07/05 - 20050147848 - Organic electroluminescent device
In an organic EL device, a hole injection electrode is formed on a glass substrate, and a hole transport layer, a luminescent layer, a hole blocking layer, an electron transport layer, and an electron injection electrode are formed in this order on the glass substrate. The hole blocking layer includes ...

07/07/05 - 20050147847 - Electron injection composition for light emitting element, light emitting element, and light emitting device
(where each of R1 to R8 represents hydrogen, halogen, a cyano group, an alkyl group having 1 to 10 carbon atoms, a haloalkyl group having 1 to 10 carbon atoms, an alkoxyl group having 1 to 10 carbon atoms, a substituted or unsubstituted aryl group, or a substituted or unsbstituted ...

07/07/05 - 20050147846 - Hole transport layer compositions and related diode devices
Hole transport layer compositions comprising a silylated aryl amine and a polymeric component, to enhance performance of an associated electroluminescent device. ...

07/07/05 - 20050147845 - Electroluminescent polymer nanocomposite material, method of manufacturing the same and organic light emitting display apparatus having the same
The present invention is related to electroluminescent polymer materials for use in optoelectronic devices. The electroluminescent polymer materials of the invention may comprise a polymer and an electroluminescent organic component, where the water-soluble polyanilin having an electron-hole conductivity may be used as the polymer and one of a cyanine dye, ...

07/07/05 - 20050147844 - White oled devices with color filter arrays
An OLED device produces white light more effectively matching the response of multicolor filters in an OLED device including an anode and a cathode and an organic EL element disposed between the anode and cathode having at least two different dopants for collectively emitting white light. The device includes a ...

07/07/05 - 20050147843 - Metal complex and organic letroluminescent devices
A metal complex which has a metal complex structure showing light emission from triplet excited state, and has a monovalent group derived from carbazole, and a light-emitting device using said metal complex. ...

07/07/05 - 20050147842 - Organic electroluminescent device and method for manufacturing same
An organic electroluminescent device comprises a plurality of stacked layers of polymeric materials soluble in an organic solvent. As a polymeric material forming a lower layer, a polymeric material is selected having a molecular weight greater than the molecular weight of a polymeric material of a layer to be formed ...

06/30/05 - 20050142384 - Organic electroluminescence device and organic electroluminescence display
An organic electroluminescence device is disclosed. The device includes an anode, a cathode formed above the anode, a light-emitting layer containing an organic light-emitting material that is formed between the anode and the cathode, a hole-injecting layer on the anode that includes a hole-transporting material and an acceptor, and an ...

06/30/05 - 20050142383 - Organic electroluminescent device
An organic electroluminescent device comprising two electrodes and at least one organic compound layer disposed between the electrodes, wherein a luminescent layer is included in the organic compound layers, the luminescent layer includes a fluorescent compound, at least one of the organic compound layers comprises an amplifying agent, the fluorescent ...

06/30/05 - 20050142382 - Organic el panel and method of manufacturing the same
An organic EL panel formed by interposing a resin layer between a sealing cover and a substrate on which an organic EL device section has been formed, making it possible to dispense with a hardening treatment of the resin layer, thereby avoiding an organic EL device deterioration possibly caused by ...

06/30/05 - 20050142381 - Binuclear organometallic complexes and organic electroluminescent display device using the same
A binuclear organometallic complex enabling highly efficient phospholuminescence and an organic electroluminescent device using the same. The binuclear organometallic complex, which can be suitably used to form an organic layer of an organic electroluminescent device, produces luminescence in the wavelength range of 430-650 nm, and induces white electroluminescence when combined ...

06/30/05 - 20050142380 - Organic electroluminescent device using a mixture of high and low molecular light-emitting substances as a light-emitting substance
An organic EL device in which light-emitting efficiency, color purity and laser induced thermal imaging characteristics are improved by providing with an organic EL device comprising a first electrode, a hole transport layer, a light-emitting layer, and a second electrode, wherein the light-emitting layer uses a mixture of an optically ...

06/30/05 - 20050142379 - Electroluminescence device, planar light source and display using the same
The present invention provides an organic electroluminescence device including an organic layer comprising an emissive layer; a pair of electrodes comprising an anode and a cathode, and sandwiching the organic layer, wherein at least one of the electrodes is transparent; a transparent layer provided adjacent to a light extracting surface ...

06/23/05 - 20050136289 - White organic light emitting device
Provided is a white organic light emitting device capable of realizing characteristics of excellent color purity and high efficiency through structural simplification. The white organic light emitting device includes an emission layer, a hole blocking layer and an electron transport layer which are deposited between an anode and an cathode ...

06/23/05 - 20050136288 - Substance for intermediate layer of organic electroluminescent device and organic electroluminescent device using the same
The present invention is related to an intermediate layer of an organic electroluminescent device comprising an amine derivative substance which may further comprise a functional group capable of forming crosslinks. In particular, the substance may have excellent solubility and can be easily formed into a thin film. Specifically, the thin ...

06/23/05 - 20050136287 - Compound capable of being used in organic layer of organic light emitting device
wherein each of R0, R1 and R2 is the same as defined herein. An organic light emitting device including a first electrode, an organic film having one or more layers and a second electrode, laminated successively, is also disclosed. At least one layer of the organic film includes at least ...

06/23/05 - 20050136286 - Organic element for electroluminescent devices
Disclosed is an electroluminescent device comprising a light-emitting layer containing a light emitting phosphorescent material that contains an organometallic complex comprising a metal selected from the group consisting of Mo, W, Re, Ru, and Os that is coordinated to a neutral or negatively-charged ligand group through the π electrons of ...

06/23/05 - 20050136285 - Multi-layered device and method for making the same
The invention relates to a multi-layered device and a method for making a multi-layered device. The method comprises the steps of determining a desired sequence of two or more polymers in a multi-layered device; for each of the two or more polymers in the desired sequence, identifying a solubility window ...

06/16/05 - 20050129982 - Organic electroluminescence device emitting white light
An organic electroluminescence device emitting white light which emits white light and exhibits properties sufficient for practical applications, i.e., a high efficiency of light emission and a long life, is provided. The organic electroluminescence device emitting white light comprises a pair of electrodes and a layer of a light emitting ...

06/16/05 - 20050129980 - Organic electroluminescent element and display panel using said element
There are provided an organic electroluminescent (EL) element, which can realize the provision of a large screen by the formation of a film through coating in a simple and highly efficient manner, and a display panel using the same. The organic EL element comprises: a pair of opposed electrodes, a ...

06/16/05 - 20050129979 - Organic el elements and process for fabrication thereof
Organic EL elements provided with a substrate 10, a first electrode layer 12 and a second electrode layer 18 situated in a mutually opposing manner on one side of the substrate 10, and a luminescent layer 20 situated between the electrode layers, wherein one of the first electrode layer 12 ...

06/16/05 - 20050129978 - Electroluminescent device and method of manufacturing thereof
The present invention is having a characteristic of, even for a material for which deposition or wet coating is difficult in a state of a metal complex, co-deposition an organic compound (ligand) and a metal salt constituting raw materials of the metal complex to execute complex formation on a substrate ...

06/16/05 - 20050129977 - Method and apparatus for forming patterned coated films
An electro-luminescent device such as a photovoltaic cell or an OLED. The electro-luminescent device comprises at least one electrode and an electro-luminescent layer disposed on the electrode. The electro-luminescent layer comprises an electro-luminescent polymeric material and has a first pattern disposed on a surface adjacent to the electrode. The electro-luminescent ...

06/09/05 - 20050123803 - Organic electroluminescence device
An organic electroluminescence device having a color improver added to a hole transport layer, so that it partially cuts off a long wavelength emission in an electron transport layer. The organic EL device has improved color purity while suppressing a decrease in emission efficiency. ...

06/09/05 - 20050123802 - Light-emitting polymer and organoelectroluminescent display using the same
A spirofluorene-type of a blue light-emitting polymer including an indenofluorene repeating unit having a spiroanthracene structure, and an organic electroluminescent display using the polymer. The brightness and efficiency property of the organic electroluminescent display are improved. ...

06/09/05 - 20050123801 - Donor substrate for laser transfer and organic electroluminescence display device manufactured using the same
A donor substrate for laser transfer comprises: a base film; a light-to-heat conversion layer formed on the base film; and a transfer layer formed of an organic material on the light-to-heat conversion layer. The transfer layer contains a thermosetting electroluminescent material, and an organic electroluminescence display device is manufactured using ...

06/09/05 - 20050123800 - Organic compound and organic light emitting device using the same
wherein each of A, X, Y, Y′ and Y″ has the same meaning as described herein. When used in an organic light emitting device, the compound represented by formula 1 has at least one function selected from the group consisting of hole injection, hole transport, light emitting, electron transport, electron ...

06/09/05 - 20050123799 - Luminescent material and organic electroluminescent device
wherein R11 to R15, R21 to R25, R31 to R35, R41 to R45, and Ar1 to Ar4 are as defined in the specification. ...

06/09/05 - 20050123798 - Organic element for electroluminescent devices
Disclosed is an electroluminescent device comprising a light-emitting layer containing a light emitting phosphorescent material that contains an organometallic complex comprising iridium and an indole compound with an unsubstituted phenyl ring or comprising Ir, Rh, Os, Ru, Pt, and Pd and an isoindole compound. The invention further comprises compositions of ...

06/09/05 - 20050123797 - Organic electroluminescent devices with additive
Disclosed is an electroluminescent device comprising a cathode and an anode and, located therebetween, a light-emitting layer (LEL) comprising a phosphorescent guest material, a hole- and electron-transporting host material, and an efficiency-enhancing material having an ionization potential lower than that of the host material and a triplet energy level that ...

06/09/05 - 20050123796 - Organic element for electroluminescent devices
Disclosed is an electroluminescent device comprising a cathode, an anode, and located therebetween a light emitting layer (LEL) containing (1) a host material that comprises a N,N,N′,N′-tetra-aromatic benzidine group substituted in at least one position ortho to the biphenyl linkage between the phenyl groups of the benzidine nucleus and (2) ...

06/09/05 - 20050123795 - Organic element for electroluminescent devices
Disclosed is an electroluminescent device comprising a light-emitting layer including a light emitting material that contains an organometallic complex comprising (1) a metal selected from the group consisting of Ir, Rh, Os, Pt, and Pd and (2) a diazole group ligand wherein the ligand has a fused aromatic ring group ...

06/09/05 - 20050123794 - Organic electroluminescent devices
Disclosed is an electroluminescent device comprising a cathode and anode, and, located therebetween, at least one “A” layer containing a fluorescent material that emits blue light and a hydrocarbon host and at least one “B” layer containing a phosphorescent yellow-light-emitting material. The invention also provides a display or area lighting ...

06/09/05 - 20050123793 - Oleds having n-type doping
The present invention provides an organic light emitting device comprising an anode, a cathode, and an organic layer disposed between the anode and the cathode, wherein the organic layer comprises a host material, an alkali metal or an alkaline earth metal, and a metal binding agent. In a preferred embodiment, ...

06/09/05 - 20050123792 - Organic element for electroluminescent devices
Disclosed is an electroluminescent device comprising a light-emitting layer containing a phosphorescent light emitting material that contains an organometallic complex comprising a metal selected from the group consisting of Ir, Rh, Os, Pt, and Pd and a pyrazole compound fused with at least one aromatic ring. The device provides useful ...

06/09/05 - 20050123791 - Organic electroluminescent devices
Disclosed is an electroluminescent device comprising a cathode and anode, and therebetween, at least two light-emitting layers wherein the first layer, layer A, comprises a phosphorescent light-emitting organometallic compound comprising iridium and an isoquinoline group and a second layer, layer B, comprising a light-emitting material. Such devices provide useful white ...

06/09/05 - 20050123790 - Organic element for electroluminescent devices
Disclosed is an electroluminescent device comprising a light-emitting layer containing a light emitting phosphorescent material that contains an organometallic complex comprising a metal selected from the group consisting of Mo, W, Re, Ru, and Os that is coordinated to a neutral or negatively-charged ligand group through the π electrons of ...

06/09/05 - 20050123789 - Organic element for electroluminescent devices
A phosphorescent electroluminescent device comprising a light-emitting layer containing a host material and a phosphorescent light-emitting material wherein the host material comprises a boron compound containing at least one boron-nitrogen bond. Such devices provide useful light emissions. ...

06/09/05 - 20050123788 - Organic element for electroluminescent devices
Disclosed is an electroluminescent device comprising a light-emitting layer containing a light emitting material that contains an organometallic complex comprising a metal selected from the group consisting of Pt, Pd and Ir, and a tridentate (N{circumflex over ( )}C{circumflex over ( )}N) ligand, wherein the tridentate (N{circumflex over ( )}C{circumflex over ( )}N) ligand ...

06/09/05 - 20050123787 - Organic element for electroluminescent devices
wherein: A is selected from the group consisting of an unsubstituted phenylene ring, a biphenylene group, a terphenylene group, a naphthylene group, and a fluorene group; and each of X′ and X″ is an independently selected aromatic group bearing an ortho aromatic substituent. ...

06/02/05 - 20050118457 - Organic electro-luminescence apparatus and electronic equipment
Aspects of the invention can provide an organic electro-luminescence apparatus which has accomplished the light-emitting characteristics of high efficiency and long life and in which gradation control is facilitated, and electronic equipment provided with the electro luminescence apparatus. The organic electro-luminescence apparatus can include light-emitting functional sections formed between electrodes, ...

06/02/05 - 20050118456 - Organic electroluminescent device and organic compound for use in organic electroluminescent device
An organic electroluminescent device includes a hole-injecting electrode, an electron-injecting electrode and a blue light-emitting layer which is provided between the electrodes and contains a host material, a luminescent dopant and an assist dopant for complementing carrier transport of the host material. When the host material is an electron-transporting material, ...

06/02/05 - 20050118455 - Thermal treatment of solution-processed organic electroactive layer in organic electronic device
Heat treatment of conductive polymer buffer layers results in increased resistance and thus improved interpixel isolation in polymer light emitting device arrays. Heat treatment of luminescent layers results in improved lifetimes for polymer light emitting device arrays. ...

06/02/05 - 20050118454 - Luminescent compound emitting white light, illuminator and organic el element emitting white light
The illuminator and the organic EL element comprise a substrate on which an electrode has been formed and a luminescent layer including the compound, said luminescent layer being placed on the substrate. ...

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