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Compositions > Inorganic Luminescent Compositions With Organic Nonluminescent Material

Inorganic Luminescent Compositions With Organic Nonluminescent Material

Inorganic Luminescent Compositions With Organic Nonluminescent Material patent applications listed include Date, Patent Application Number, Patent Title, Patent Abstract summary and are linked to the corresponding patent application page.

03/20/14 - 20140077132 - Particle aggregate, manufacturing method for particle aggregate, fluorescence enhancing element, and device using photochemical reactions
Provided is a hollow particle aggregate formed by aggregating a plurality of self-organizable particles, wherein a metal core is modified by a surface modifier for a metal core comprising a first segment comprising an optionally branched fluorinated alkylene glycol group, an optionally branched fluorinated alkylene group, or an optionally branched...

02/27/14 - 20140054501 - Glow in the dark buoyant articles
A buoyant article comprising a polymer containing particles of a photoluminescent material having a particle size of between 10 μm and 250 μm distributed throughout the polymer....

01/30/14 - 20140027674 - Methods for preparing phosphor precursor and phosphor, and wavelength converter
Intended is a phosphor of the formula: (A1-xBx)3C5O12 wherein A is Y, Gd, and/or Lu, B is Ce and/or Tb, C is Al and/or Ga, and 0.002≦x≦0.2. A phosphor precursor is prepared by suspending gamma-alumina particles having a specific surface area of at least 50 m2/g and dissolving a rare...

12/12/13 - 20130327987 - Production of fine particles of functional ceramic by using pulsed laser
A method of forming nanometer sized fine particles of functional ceramic from a bulk functional ceramic, particularly fine particles of phosphorous ceramics from a bulk phosphor material is disclosed. The method relies on irradiation of a bulk phosphorous ceramic in a liquid with an ultrashort-pulsed-laser-fragmentation beam to thereby form nanometer...

12/05/13 - 20130320263 - Surfactant effects on efficiency enhancement of luminescent particles
Disclosed are luminescent compositions having luminescent particles coated by a surface capping agent. Luminescent particles include rare earth doped phosphors, semiconductor quantum dots, and organic phosphors. Surfactants include macromolecules, polypeptides, polysaccharides, and polymers. Rare earth doped phosphors have host compositions and rare earth dopants, wherein the host compositions include NaYF4,...

12/05/13 - 20130320264 - Hardening resin composition and color conversion material using the same
The invention provides a resin composition having an excellent dispersibility of a phosphor, and when the resin composition is processed and used as a color conversion material, to give a hardened material having a high heat resistance, resistance to thermal yellowing, light resistance, transparency and refractive index, and an excellent...

11/14/13 - 20130299745 - Photo-induced phase transfer of luminescent quantum dots
A method for the photo-mediated phase transfer of inorganic nanocrystals, such as luminescent quantum dots, QDs, is provided. Irradiation, specifically UV excitation (λex<400 nm), promotes the in-situ ligand exchange of hydrophobic quantum dots with hydrophilic ligands and their facile transfer to polar solvents and buffer media. The technique enables transfer...

11/07/13 - 20130292610 - Method for manufacturing coated phosphor, and coated phosphor
A process for producing a coated phosphor, namely a phosphor coated with a coating material, which includes a mixing step of mixing a phosphor with a coating material in a solvent to form a mixed fluid and a separation step of separating the mixed fluid into a solid phase and...

10/31/13 - 20130284979 - Synthesis of highly fluorescent gsh-cdte nanoparticles (quantum dots)
The invention relates to a method for the synthesis of glutathione-capped cadmium-telluride (GSH-CdTe) quantum dots in an aqueous medium, including the steps of: a) preparing a precursor solution of cadmium in a citrate buffer; b) adding glutathione (GSH) to the preceding mixture via strong agitation; c) adding a telluride (potassium...

10/24/13 - 20130277614 - Synthesis of water soluble non-toxic nanocrystalline quantum dots and uses thereof
An economic, direct synthetic method for producing water soluble ZnS QDs that are ready for bioconjugation is provided. The method can produce aqueous ZnS QDs with emission wavelengths varying from 400 nm to 700 nm. Highly luminescent metal sulfide (MS) QDs are produced via an aqueous synthesis route. MS QDs...

09/26/13 - - Ink composition
An ink composition comprising a microparticulate fluorescent material which can emit a high brightness fluorescent light by ultraviolet ray and has a predetermined nanosize is provided. The ink composition comprises a microparticulate fluorescent material represented by the formula YVO4:A, wherein A is a rare earth metal other than yttrium, which...

08/29/13 - 20130221279 - Synthesis, capping and dispersion of nanocrystals
Preparation of semiconductor nanocrystals and their dispersions in solvents and other media is described. The nanocrystals described herein have small (1-10 nm) particle size with minimal aggregation and can be synthesized with high yield. The capping agents on the as-synthesized nanocrystals as well as nanocrystals which have undergone cap exchange...

07/18/13 - 20130181167 - Silicone resin composition, luminous substance-containing wavelength-converting film, and cured product thereof
There is disclosed a silicone resin composition includes (A-1) a ladder structure-containing polyorganosiloxane having a ladder structure and having two or more alkenyl groups in one molecule, (B-1) a ladder structure-containing hydrogen polyorganosiloxane having a ladder structure and having hydrogen atoms that are bonded to two or more silicon atoms...

07/04/13 - 20130168607 - Artificial marble having natural textures and luminescent patterns and method of preparing the same
An artificial marble includes unsaturated polyester resin (A), compound including silica (B), and luminescent pigment (C). An artificial marble according to a second embodiment includes about 70 to about 95% by weight of a non-luminescent base material (I) comprising unsaturated polyester resin (A), compound including silica (B), and organic/inorganic pigment...

02/21/13 - 20130043431 - Material composition with specific segment wavelength matching refractive index
A material composition with specific segment wavelength matching refractive index includes (a) resin or a composite thereof to serve as a bonding agent and (b) a medium material of metal oxides or complex metal oxides of specific particle size to serve as an additive for specific segment wavelength matching refractive...

02/14/13 - 20130037748 - Semiconductor device member, production method of semiconductor-device-member formation liquid and semiconductor device member, and semiconductor-device-member formation liquid, phosphor composition, semiconductor light-emitting device, lighting system and image display system using the same
To provide a semiconductor device member that is superior in heat resistance, light resistance, film-formation capability and adhesion, and is capable of sealing a semiconductor device and holding a phosphor without causing cracks, peelings and colorings even after used for a long period of time, the weight loss at the...

02/07/13 - 20130032759 - Near infrared-emitting er and yb/er doped cef3 nanoparticulates with no visible upconversion
A rare earth element composition comprising CeF3 particles doped with one or more rare earth elements selected from Pr, Nd, Yb, and Er, wherein each rare earth element atom replaces a Ce atom in said composition. The composition is optically transparent to wavelengths at which excitation, fluorescence or luminescence of...

01/10/13 - 20130009098 - Doped aluminum oxides
A process of preparing a doped aluminum oxide, includes providing a solution comprising 8-hydroxyquinoline; an aluminum precursor; a dopant precursor, and a reaction solvent; isolating a precipitate from the solution; and calcining the precipitate to form the doped aluminum oxide. Compositions may be prepared which include tris(8-hydroxyquinolinato) aluminum and (8-hydroxyquinolinato)zM,...

12/27/12 - 20120326089 - Photoluminescent nanoparticles and method for preparation
Methods for preparing photoluminescent silicon nanoparticles and compositions of such silicon nanoparticles having unique properties are provided. Methods of preparation include the use of low pressure high frequency pulsed plasma reactors and direct fluid capture of the nanoparticles formed in the reactor....

12/13/12 - 20120313045 - Uv coating composition for led color conversion
A UV coating composition for LED color conversion including: 25 wt % to 97 wt % of a UV curable resin; and 3 wt % to 75 wt % of a phosphor. The composition enables emission of white light using only a white LED lens or a light guide plate...

12/06/12 - 20120305845 - Semiconductor nanoparticle production method, semiconductor nanoparticle, and phosphor using the same
A method of producing a semiconductor nanoparticle of the present invention includes a core formation step of heating a first solution including group 13 element-containing fatty acid salt, a group 13 element-containing halide, and alkali metal amide to obtain a nanoparticle core made of a group 13 element-containing nitride, and...

11/15/12 - 20120286208 - Phosphor ink composition
The present invention provides phosphor inks configured to achieve high efficiency in converting LED light from one wavelength to another. The phosphor ink composition for deposition on an LED device comprises a phosphor component having nano-phosphor particles on the order of 100 to 1000 nanometers, and a curable resin component....

11/08/12 - 20120280178 - Photoluminescent granulate and method for production thereof
A granulate made of a cured mixture comprising a transparent true light matrix in which at least one photoluminescent luminous pigment and a transparent filler material are present, wherein the filler material comprises a grain size of less than 30μ and/or a grain size between 70μ and 1.2 mm. The...

09/27/12 - 20120241673 - Tunable fluorescent gold nanocluster
The present invention discloses a tunable fluorescent gold nanocluster. The tunable fluorescent gold nanocluster is formed by mixing gold trichloride (AuCl3) with toluene solvent without reductant. The tunable fluorescent gold nanocluster emits blue fluorescence that can be red shifted through ultrasonic vibration. The spectral region of the tunable fluorescent gold...

08/16/12 - 20120205586 - Indium phosphide colloidal nanocrystals
A method of making a colloidal solution of indium phosphide semiconductor nanocrystals, includes forming a first solution by combining solvents and ligands; and heating the first solution to a temperature equal to or higher than 290° C. and, while heating, adding to the first solution, a second solution containing trialkylindium,...

08/16/12 - 20120205587 - C70 cube with enhanced photoluminescence and method for preparing the same
Disclosed in that a fullerene aggregate and a method for preparing the same, and the fullerene aggregate including a cube-shaped crystalline C70 non-solvent aggregate....

08/02/12 - 20120193579 - Alkaline earth metal silicate luminophores and method for improving the long term stability thereof
The present invention relates to alkaline earth metal silicate luminophores having improved long-term stability and to a corresponding method for improving the long-term stability of alkaline earth metal silicate luminophores. The luminophore according to the invention is a luminophore comprising a base lattice according to the general chemical formula EAxSiyOz,...

07/26/12 - 20120187341 - Markers for protection valuable liquid and solid materials
A marker for protection valuable liquid and solid materials comprising organic or nonoraganic liquid solvents as dispersed medium, surface active substances on nanomaker, characterized in that nanomarker is a homogeneous mixture of two or more different nanoluminophors, favourable chosen from metals, nanocrystalline metal oxides -A2O3, -granates-A3B5O12, per-ovskites-AB03, spinels-AB2O4 or stoichiometric...

07/19/12 - 20120181482 - Light-conversion flexible polymer material and use thereof
A light-conversion flexible polymer material consists of an organic silicone rubber (bi-component addition thermal vulcanizing liquid silicone rubber, 20.0-75.0%), a diluting agent (silicone oil, 10.0-20.0%), a luminescent material (one or more of aluminate, silicate, siliconitride and oxysulfide luminescent materials, 15.0-65.0%) and auxiliary. The polymer material can be bent randomly as...

07/05/12 - 20120168679 - Method of modifying phosphor and phosphor composition and manufacturing method of the same and phosphor solution
A method of modifying a phosphor and a phosphor composition and a manufacturing method of the same and a phosphor solution are provided. The phosphor composition includes a silicone resin and a modified phosphor. The modified phosphor includes a phosphor and a nano-silica particle. The nano-silica particle is adhered to...

05/03/12 - 20120104319 - Luminescent paints and methods of making the same
Luminescent paints and methods of making luminescent paints are provided. In some examples, the luminescent paints may include epoxy resin and luminescent substance. The luminescent paints may also include a variety of day time, UV stable colors....

05/03/12 - 20120104320 - Luminescent paints and methods of making the same
Luminescent paints and methods of making luminescent paints are provided. In some examples, the luminescent paints may include urethane resin and luminescent substance. The luminescent paints may also include a variety of day time, UV stable colors, thereby providing the luminescent paints with long lasting and vibrant day time colors....

04/05/12 - 20120080646 - Luminescent systems based on the isolation of conjugated pi systems and edge charge compensation with polar molecules on a charged nanostructured surface
A photoluminescent or electroluminescent system and method of making a non-luminescent nanostructured material into such a luminescent system is presented. The method of preparing the luminescent system, generally, comprises the steps of modifying the surface of a nanostructured material to create isolated regions to act as luminescent centers and to...

03/22/12 - 20120068118 - Nanocrystal doped matrixes
Matrixes doped with semiconductor nanocrystals are provided. In certain embodiments, the semiconductor nanocrystals have a size and composition such that they absorb or emit light at particular wavelengths. The nanocrystals can comprise ligands that allow for mixing with various matrix materials, including polymers, such that a minimal portion of light...

03/08/12 - 20120056131 - Glow-in-the dark for a lighting source including flexible packaging for such light source
The use of glow-in-the-dark materials, such as phosphors or long-persistent glow materials which incorporate the use of rare earth elements (i.e. “glow materials”); wherein the glow crystal sizes are 0.5 mm to 10.0 mm in size and to be contained or placed in various forms such as solutions, polymer matrixes...

02/16/12 - 20120037850 - Surface-modified silicate luminophores
A surface-modified silicate luminophore includes a silicate luminophore and a coating includes at least one of (a) a fluorinated coating including a fluorinated inorganic agent, a fluorinated organic agent, or a combination of fluorinated inorganic and organic agents, the fluorinated coating generating hydrophobic surface sites and (b) a combination of...

02/09/12 - 20120032116 - Method of producing diamond powder and doped diamonds
A method for producing a diamond material by contacting a fluorinated precursor with a hydrocarbon in a reactor and forming a combination in the absence of a metal catalyst; increasing the pressure of the reactor to a first pressure; heating the combination under pressure to form a material precursor; cooling...

01/19/12 - 20120012791 - Alumina, luminophores and mixed compounds, and associated preparation processes
The present invention relates to the synthesis of luminophores and of reflective alumina for optimizing the emissive properties of a fluorescent layer....

11/17/11 - 20110278503 - Amphiphilic polymers and nanocrystals coated therewith
The invention relates to an amphiphilic polymer (A) comprising repeat units of the general formulae (I), (II) and (III): or salts thereof, wherein the repeat unit of general formula (I) is comprised in the amphiphilic polymer with a number of m units, the repeat unit of general formula (II) is...

10/27/11 - 20110260111 - Quantum dots, methods of making quantum dots, and methods of using quantum dots
Embodiments of the present disclosure provide: methods of making a quantum dot, quantum dots, and the like....

10/06/11 - 20110240922 - Semiconductor nanocrystal and method of preparing the same
A method of preparing a semiconductor nanocrystal including a core or a core and a shell. The method includes contacting (A) a Group II precursor bound with phosphine, a Group III precursor bound with phosphine, or a mixture thereof, and (B) a Group V compound, a Group VI compound, or...

09/22/11 - 20110226995 - Compositions and methods for functionalizing or crosslinking ligands on nanoparticle surfaces
This disclosure provides novel ways to modify/functionalize, including crosslink, ligands in the surface coating or molecules in other coatings on a nanoparticle, by using radical addition reactions to add a reactant group onto a ligand/molecule of a nanoparticle. Examples include using a functionalized benzophenone that can be attached or crosslinked...

09/22/11 - 20110226996 - Luminescent paints and methods of making the same
Luminescent paints and methods of making luminescent paints are provided. In some examples, the luminescent paints may include urethane resin and luminescent substance. The luminescent paints may also include a variety of day time, UV stable colors and a flex agent that facilitates dependable application of the luminescent paint to...

09/15/11 - 20110220844 - Sulfonate modified nanocrystals
A nanoparticle having one or more phosphonates or phosphinate ligands on their surface can be converted into nanoparticles with sulfonate ligands on their surface, by contacting the phosphonate-containing nanoparticles with a silylsulfonate reagent. Such nanoparticles are activated toward reactions with nucleophilic groups; thus the method provides activated nanoparticles, and methods...

08/18/11 - 20110198539 - Process for producing fluorescent substance composite glass and fluorescent substance composite glass green sheet
The present invention provides a fluorescent substance composite glass which is chemically stable, has a large size, is reduced in wall thickness, has a uniform thickness and therefore has a high energy conversion efficiency; a fluorescent substance composite glass green sheet and a process for producing the fluorescent substance composite...

08/04/11 - 20110186781 - Coating composition
A coloured coating composition comprising a white base paint and at least one coloured pigment in a form that can be readily mixed with the white base paint, the white base paint comprising a film-forming polymer, a liquid carrier, one or more opacifying white pigments and one or more extenders,...

08/04/11 - 20110186782 - Loading quantum dots into thermo-responsive microgels by reversible transfer from organic solvents to water
Method for the preparation of inorganic-NP-composite microgels is based on the reversible transfer of microgels between water and an organic solvent such as tetrahydrofuran (THF). The method is used to produce semiconductor nanocrystals, often referred to as quantum dots (QDs) which are well known for their unique optical, electrical, magnetic...

06/23/11 - 20110147664 - Coated phosphors, methods of making them, and articles comprising the same
Compositions comprising a phosphor and a compound having the formula R1R2M, wherein R1 is a substituted or unsubstituted alkyl, aryl, heteroaryl, arylalkyl, heteroarylalkyl, alkoxy, alkoxyl, acyl heterocycle, haloalkyl, oxaalkyl, or silyl; R2 is a sulfate, sulfonate, or carboxylate and M is an alkali metal or an alkaline earth metal are...

06/16/11 - 20110140045 - Asphalt mixture
A phosphorescent asphalt mixture comprising a binder, aggregate and a phosphorescent compound is disclosed. The phosphorescent compound has formula MAl2O4, wherein M is chosen from Sr, Ba and Ca, and wherein the phosphorescent compound has been doped with at least one rare earth element....

06/16/11 - 20110140046 - Colloidal nanocrystal ensembles with narrow linewidth band gap photoluminescence and methods of synthesizing colloidal semiconductor nanocrystals
A method of synthesizing colloidal semiconductor nanocrystals involves contacting a source of at least one semi-conductor cation element (Group 11-14, more preferably Group 12-14, more preferably 12 or 14, more preferably Cd, Zn, Hg or Pb, most preferably Cd) with a source of at least one Group 15, or 16...

05/19/11 - 20110114891 - Ink composition
An ink composition comprising a microparticulate fluorescent material which can emit a high brightness fluorescent light by ultraviolet ray and has a predetermined nanosize is provided. The ink composition comprises a microparticulate fluorescent material represented by the formula YVO4:A, wherein A is a rare earth metal other than yttrium, which...