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