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ORGANIC LUMINESCENT MATERIAL CONTAINING COMPOSITIONS

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252 - Compositions

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Class / Patent application numberDescriptionNumber of patent applications / Date published
252301350 Synthetic resin containing 64
252301210 Optical brightening compositions 8
252301170 Scintillating or lasing compositions 6
252301330 With inorganic luminescent material 6
252301340 Natural resin, cellulose, or derivatives containing 3
20110260110FLUORESCENT DYE-CONTAINING PARTICLE AND METHOD FOR PRODUCING THE SAME - The fluorescent dye-containing particle of the present invention includes a porous matrix composed mainly of metal oxide, an organic fluorescent dye contained in the porous matrix, and a water-soluble polymer contained in the porous matrix. The fluorescent dye-containing particle can be produced by the steps of: preparing a dye-containing sol solution containing a sol solution obtained by hydrolysis of a metal compound, an organic fluorescent dye, and a water-soluble polymer; and forming a particle from the dye-containing sol solution by spray drying process.10-27-2011
20130134356Combined Chemiluminescent and Fluorescent Powder Marking System - The present disclosure relates to a powder composition comprising both chemiluminescent and fluorescent components. In some embodiments, the disclosure provides a marking system, which is in powder form, comprising at least one oxalate ester, at least one fluorescer, at least one peroxide, at least one catalyst, and at least one secondary fluorescent agent. In accordance with the present disclosure, the at least one oxalate ester, the at least one fluorescer, the at least one peroxide, and the at least one catalyst are admixed at the time of use for the generation of light. In certain embodiments, the chemiluminescent components emit light in the visible, ultra-violet, or infrared spectrum as the result of a chemical reaction, and the secondary fluorescent components can be selected for their ability to absorb at least some of the light generated by the chemiluminescent components, and then reemit light at a different wavelength.05-30-2013
20130181166LIGHT EMITTING BODY - A light emitting body has a base material containing a graphene structure and a covering material for covering a surface of the base material. The graphene structure preferably includes a sheet portion made of a monolayer or multilayer graphene nanosheet and having, at an edge portion thereof, an armchair edge-face portion; and a terminal six-membered ring bound to the armchair edge-face portion while sharing only one side therewith. Further, the graphene structure preferably includes a nitrogen-containing functional group bound to any one or more carbon atoms selected from (a) carbon atoms constituting the terminal six-membered ring but not bound to the armchair edge-face portion, and (b) carbon atoms constituting the sheet portion (including carbon atom on the side shared with the terminal six-membered ring).07-18-2013
Entries
DocumentTitleDate
20090230358Light phosphor with zeolitic structure - The present invention is related to a phosphor that can be excited by UV light between 375 to 400 nm to emit white light, which is intrinsically produced by emitting blue light with yellow light simultaneously. This compound is synthesized from organic amine, metal oxide and phosphate under hydrothermal conditions, and gives rise to a zeolitic structure with the chemical formula of (A)09-17-2009
20120161076METHOD FOR PREPARING A WATER-COMPATIBLE COMPOSITION OF METAL OXIDE NANOCRYSTALS AND THE WATER-COMPATIBLE COMPOSITION OBTAINED - A method for preparing a composition of metal oxide nanocrystals from at least one organometallic precursor in an aprotic solvent in the presence of at least one PEG ligand including a carbon chain having at least one end functionalized by a coordinating group containing at least one heteroatom, and at least one [—OCH06-28-2012
20100051869ORGANIC IRIDIUM COMPOSITIONS AND THEIR USE IN ELECTRONIC DEVICES - The present invention provides compositions comprising at least one novel organic iridium compound which comprises at least one cyclometallated ligand and at least one ketopyrrole ligand. The organic iridium compositions of the present invention are referred to as Type (1) organic iridium compositions and are constituted such that no ligand of the novel organic iridium compound has a number average molecular weight of 2,000 grams per mole or greater (as measured by gel permeation chromatography). Type (1) organic iridium compositions are referred to herein as comprising “organic iridium complexes”. The novel organic iridium compositions are useful in optoelectronic electronic devices such as OLED devices and photovoltaic devices. In one aspect, the invention provides novel organic iridium compositions useful in the preparation of OLED devices exhibiting enhanced color properties and light output efficiencies.03-04-2010
20100117028ORGANIC EL MATERIAL-CONTAINING SOLUTION, METHOD FOR FORMING ORGANIC EL THIIN FILM, ORGANIC EL DEVICE COMPRISING ORGANIC EL THIN FILM, AND METHOD FOR MANUFACTURING ORGANIC EL DISPLAY PANEL - An organic luminescent material-containing solution contains an organic electroluminescent material and a solvent. The organic electroluminescent material at least contains a host and a dopant. The host is an anthracene derivative and is dissolved in the solvent with a content of 0.5 mass percent or more. The solvent is preferably a cyclic ketone. The solvent preferably contains a cyclohexanone derivative as the cyclic ketone.05-13-2010
20100072424LANTHANIDE METAL-ORGANIC FRAMEWORKS AND USES THEREOF - Metal-organic frameworks (MOFs) are crystalline porous materials that include metal ions linked together into periodic structures via organic ligands. MOFs that contain lanthanide ions are a new class of visible and near-IR luminescent materials, suitable for a broad range of applications. For example, the MOF framework afforded by 2,5-dimethoxy-1,4-phenylene)di-2,1-ethenediyl]bis-carboxylate is associated with unusually long luminescence lifetimes. Thus, a complex of this ligand with a lanthanide provides a sharp emission profile, coupled with a comparatively long signal lifetime, for an unusually high luminescence. More generally, lanthanide-MOF systems exhibit several advantages that are ideal for barcoded materials, due to the photophysical attributes of lanthanide cations and the well-defined organization of the MOF structure.03-25-2010
20100072423METHOD OF PRODUCING A LOW-MOLECULAR LUMINOUS MATERIAL DISPERSANT,AN APPARATUS FOR PRODUCING A LOW-MOLECULAR LUMINOUS MATERIAL DISPERSANT AND A LOW-MOLECULAR LUMINOUS MATERIAL DISPERSANT - A method of producing a low-molecular luminous material dispersant having: inserting a coat agent in gas phase and an inner gas into a vacuum atmosphere, wherein the coat agent has a strong affinity for a solvent when the coat agent is in liquid phase; heating and vaporizing a low-molecular luminous material in the vacuum atmosphere so as to obtain a mix gas comprising the low-molecular luminous material and inner gas; cooling the mix gas so as to obtain a coat agent in liquid phase; and recovering the coat agent in liquid phase and adding the coat agent in liquid phase into the solvent so as to obtain the low-molecular luminous material dispersant.03-25-2010
20130032758Optical Element for Correcting Color Blindness - Described herein are devices, compositions, and methods for improving color discernment.02-07-2013
20090057613FLUORESCENT QUINACRIDONES - The present invention relates to compounds of the Formula (I), a process for their preparation and their use for the preparation of inks, colorants, pigmented plastics, coatings, non-impact-printing material, color filters, cosmetics, polymeric ink particles, toners, as fluorescent tracers, in color changing media, in solid dye lasers and electroluminescent devices. A luminescent device comprising a composition according to the present invention is high in the efficiency of electrical energy utilisation and high in luminance.03-05-2009
20100044638LIGHT EMITTING ELEMENT AND AZOLE COMPOUND - The present invention relates to a light emitting element comprising at least a light emitting layer containing a light emitting material and a host material and having a light emission maximum wavelength of 500 nm or less wherein the minimum excitation triplet energy level of the host material is higher than the minimum excitation triplet energy level of the light emitting material.02-25-2010
20100044637ELECTRO LUMINESCENT METAL COMPLEXES - Electro luminescent metal, e.g. Ir, complexes are disclosed. The metal complexes comprise at least one ligand L1 and at least one ligand L2, wherein ligand L1 is a 2-phenylpyridine ligand (I), comprising a phenyl ring (A) and a pyridine ring (B). The integers 2 to 9 denote positions in which substitutions can be made, and by the use of different substituents, e.g. 2,4-difluoro and 7-N(CH3)2, the emission wavelength of the complex may be tuned. The ligand L2 may e.g. be a compound of the following formula (II).02-25-2010
20130026415COMPOSITION HAVING IMPROVED PERFORMANCE - The present invention relates to novel compositions comprising light emitting materials and/or charge transporting materials and one or more organic solvents having a viscosity at 25° C. of at least 10 mPas and a boiling point of at most 400° C., to their use as inks for the preparation of organic light emitting diode (OLED) devices, to methods for preparing OLED devices using the novel formulations, and to OLED devices prepared from such methods and formulations.01-31-2013
20130082209METAL COMPLEXES - The present invention relates to metal complexes and to elec04-04-2013
20100032624INDAZOLE COMPOUND-CONTAINING COMPOSITION AND LIGHT-EMITTING DEVICE USING THE COMPOSITION - Disclosed is a composition containing a compound having an indazole ring structure and a phosphorescent compound.02-11-2010
20100102277Stabilized semiconductor nanocrystals - A semiconductor nanocrystal associated with a polydentate ligand. The polydentate ligand stabilizes the nanocrystal.04-29-2010
20090302274SPIROBIFLUORENE DERIVATIVES, THEIR PREPARATION AND USES THEREOF - The invention concerns Spirobifluorene derivatives having the general formula (II) and the corresponding, radical anions that can be represented via the general formula (II):12-10-2009
20120187340Syntheses of ultra-bright fluorescent silica particles - The object of the invention is to producing ultras bright fluorescent silica particles by synthesizing large nanopore silica particles with self sealed channels/pores and then stopping the synthesizing before large nanopore silica particles have been formed, wherein said sintering solution has produced nanoparticles. The large nanopore silica particles are micron size. The synthesizing is stopped by diluting said synthesizing solution with a neutralizing medium such as an aqueous solution of definite acidity of pH7 and higher an exemplary value of pH11 (sodium hydroxide). The time range for stopping the synthesizing ranges from tens of seconds to ten of minutes.07-26-2012
20130062564Optical Element for Correcting Color Blindness - Described herein are devices, compositions, and methods for improving color discernment.03-14-2013
20130062565PREPARATION OF NANOPARTICLES WITH NARROW LUMINESCENCE - A population of light-emissive nitride nanoparticles has a photoluminescence quantum yield of at least 10% and an emission spectrum having a full width at half maximum intensity (FWHM) of less than 100 nm. One suitable method of producing light-emissive nitride nanoparticles comprises a first stage of heating a reaction mixture consisting essentially of nanoparticle precursors in a solvent, the nanoparticle precursors including at least one metal-containing precursor and at least one first nitrogen-containing precursor, and maintaining the reaction mixture at a temperature to seed nanoparticle growth. It further comprises a second stage of adding at least one second nitrogen-containing precursor to the reaction mixture thereby to promote nanoparticle growth.03-14-2013
20120223273Fluorescent Silica Nanoparticles Through Silica Densification - Provided herein are core-shell silica nanoparticles with a dense silica shell. The nanoparticles have improved properties such as, for example, increased photo luminescence and stability. Also provided are methods for making the nanoparticles.09-06-2012
20110037027FLUORINE DERIVATIVES FOR ORGANIC ELECTROLUMINESCENCE DEVICES - The present invention relates to fluorine derivatives and organic electronic devices in which said compounds are used as a matrix material in the emitting layer and/or as a hole transport material, and/or as an electron blocking or exciton blocking material, and/or as an electron transport material.02-17-2011
20090008607NAPHTHALENE DERIVATIVE, MATERIAL FOR ORGANIC ELECTROLUMINESCENCE DEVICE, AND ORGANIC ELECTROLUMINESCENCE DEVICE USING THE SAME - A naphthalene derivative represented by the following formula (1) is provided. In the formula (1), Ar01-08-2009
20090008605NAPHTHALENE DERIVATIVE, MATERIAL FOR ORGANIC ELECTROLUMINESCENCE DEVICE, AND ORGANIC ELECTROLUMINESCENCE DEVICE USING THE SAME - A naphthalene derivative represented by the following formula (1) is provided. In the formula, Ar01-08-2009
20110017951SEMICONDUCTOR PHOSPHOR NANOPARTICLE - A semiconductor phosphor nanoparticle including nanoparticle core made of a group 13-group 15 semiconductor; a shell layer coating the semiconductor nanoparticle core; and a metal-containing modified organic compound and a modified organic compound binding to a surface of the shell layer is disclosed.01-27-2011
20100258767COMPOSITE ORGANIC ELECTROLUMINESCENT MATERIAL AND PRODUCTION METHOD THEREOF - A composite organic EL material suited to flash deposition and a method for producing the same are provided. A composite organic electroluminescence material in which an organic material and an organic metal complex are combined with each other, wherein the melting point of the organic material is lower by 30° C. or more than the decomposition temperature of the organic metal complex.10-14-2010
20080272338DYE LOADED ZEOLITE MATERIAL - The present invention provides a dye loaded zeolite material comprising: a) at least one zeolite crystal having straight through uniform channels each having a channel axis parallel to, and a channel width transverse to, a c-axis of crystal unit cells; b) closure molecules having an elongated shape and consisting of a head moiety and a tail moiety, the tail moiety having a longitudinal extension of more than a dimension of the crystal unit cells along the c-axis and the head moiety having a lateral extension that is larger than said channel width and will prevent said head moiety from penetrating into a channel; c) a channel being terminated, in generally plug-like manner, at least at one end thereof located at a surface of the zeolite crystal by a closure molecule hose tail moiety penetrates into said channel and whose head moiety substantially occludes said channel end while projecting over said surface; and d) an essentially linear arrangement of luminescent dye molecules enclosed within a terminated channel adjacent to at least one closure molecule and exhibiting properties related to supramolecular organization.11-06-2008
20100171078ELECTRON-TRANSPORTING MATERIALS AND PROCESSES FOR MAKING THE SAME - Compounds of formula I may be used in optoelectronic devices07-08-2010
20120001124INK FOR ORGANIC ELECTROLUMINESCENT DEVICE, MANUFACTURING METHOD OF ORGANIC ELECTROLUMINESCENT DEVICE, ORGANIC DISPLAY PANEL, ORGANIC DISPLAY APPARATUS, ORGANIC ELECTROLUMINESCENT APPARATUS, INK , FORMING METHOD OF FUNCTIONAL LAYER, AND ORGANIC ELECTROLUMINESCENT DEVICE - An ink for an organic electroluminescent device includes a functional material, a first solvent, a second solvent, and a third solvent. The functional material is for forming a functional layer of the organic electroluminescent device. The first solvent is for dissolving the functional material. The second solvent has a diester backbone and a second boiling point that is at most equal to a first boiling point of the first solvent or greater than the first boiling point of the first solvent by at most 20° C. The third solvent is an aliphatic alcohol and has a third boiling point that is less than the first boiling point of the first solvent and less than the second boiling point of the second solvent.01-05-2012
20110284799METAL COMPLEXES - The present invention relates to metal complexes and to electronic devices, in particular organic electroluminescent devices, comprising these metal complexes.11-24-2011
20090014685LUMINESCENT MATERIAL USING (Y, GD)-CONTAINING NANOPARTICLE AND SURFACE BOUND ORGANTIC LIGANDS - The invention relates to a luminescent material for an light emitting device comprising an (YGd)-containing nanoparticle material linked to at least one organic ligand molecule01-15-2009
20110062386COMPOUNDS FOR ORGANIC LIGHT EMITTING DIODE EMISSIVE LAYERS - Disclosed herein are compounds represented by a formula:03-17-2011
20090140206Surface enhanced Raman spectroscopy (SERS)-active composite nanoparticles, methods of fabrication thereof, and methods of use thereof - Nanoparticles, methods of preparation thereof, and methods of detecting a target molecule using embodiments of the nanoparticle, are disclosed. One embodiment of an exemplary nanoparticle, among others, includes a surface-enhanced Raman spectroscopic active composite nanostructure. The surface-enhanced Raman spectroscopic active composite nanostructure includes a core, at least one reporter molecule, and an encapsulating material. The reporter molecule is bonded to the core. The reporter molecule is selected from: an isothiocyanate dye, a multi-sulfur organic dye, a multi-heterosulfur organic dye, a benzotriazole dye, and combinations thereof The encapsulating material is disposed over the core and the reporter molecule. After encapsulation with the encapsulating material, the reporter molecule has a measurable surface-enhanced Raman spectroscopic signature.06-04-2009
20090289225REDUCING FLUORESCENT SELF-QUENCHING WITH NANOPARTICLES - A method of reducing fluorescent self-quenching comprising attaching fluorescent molecules to nanoparticles so as to thereby reduce the self-quenching of the fluorescent molecules, the resulting fluorescent nanoparticles, and solutions that comprise such fluorescent nanoparticles.11-26-2009
20090289224COMPOUND COMPRISING PHENYL PYRIDINE UNITS - Organic compounds of formula I may be used in optoelectronic devices11-26-2009
20090008606NAPHTHALENE DERIVATIVE, MATERIAL FOR ORGANIC ELECTROLUMINESCENCE DEVICE, AND ORGANIC ELECTROLUMINESCENCE DEVICE USING THE SAME - A naphthalene derivative represented by the following formula (1) is provided. In the formula, Ar01-08-2009
20110198538INORGANIC-ORGANIC COMPOSITE LUMINOPHORE - The present invention relates to a composite luminophore comprising an inorganic matrix and an organic fluorescent dye, wherein the inorganic matrix is formed from an inorganic compound, and wherein the organic fluorescent dye has one or more functional groups by means of which the fluorescent dye is incorporated into the inorganic matrix, or is bound chemically thereto. The present invention further relates to a process for preparing such a composite luminophore and to the use thereof.08-18-2011
20080303003Novel Materials for Organic Electroluminescent Devices - The present invention relates to anthracene derivatives, to the use thereof in organic electroluminescent devices, and to organic electroluminescent devices comprising these compounds.12-11-2008
20080217580Organic Luminescent Element - The present invention relates to compounds of formula (I) a process for their production and to their use for coloring high molecular weight organic materials, as fluorescent tracers, in solid dye lasers, EL lasers, in EL devices and lighting. The compounds of formula I show unique broadband luminescence in visible region.09-11-2008
20120292571MATERIALS FOR ORGANIC ELECTROLUMINESCENT DEVICES - The present invention relates to coordination compounds which are used in an electron-transport layer in electronic devices, to ligands, and to the use thereof for the preparation of metal complexes, to a layer, and to an electronic device which comprise the compounds according to the invention, and to a process for the preparation of the compounds according to the invention.11-22-2012
20080265210Electroluminescent Materials and Devices - Lithium quinolate is a host material for organometallic electroluminescent materials to form an electroluminescent layer in an electroluminescent device.10-30-2008
20110140043MATERIALS FOR ORGANIC ELECTROLUMINESCENCE DEVICE - The present invention relates to the compounds of the formula (1) and to organic electronic devices in which these compounds are used as matrix material in the emitting layer and/or as hole-transport material and/or as electron-blocking or exciton-blocking material and/or as electron-transport material.06-16-2011
20080237541THERMO-OPTICALLY FUNCTIONAL COMPOSITIONS, SYSTEMS AND METHODS OF MAKING - A thermo-optically functional composition is disclosed. A metal component and a non-metal component, wherein the metal component comprises one or more metals and the non-metal component comprises two or more non-metals, wherein an emission spectrum or a reflection spectrum of the composition is different from an emission spectrum or a reflection spectrum of the one or more metals, the two or more non-metals, or any combinations of the metals and non-metals thereof when taken separately from the composition.10-02-2008
20110101276DOUBLY REDUCED PERYLENE-DIIMIDES AND SUPRAMOLECULAR POLYMERS DERIVED FROM PERYLENE-DIIMIDES - This invention is directed to perylene-diimide aromatic dianion compounds, process of preparation and uses thereof. The perylene-diimide aromatic dianion compounds of this invention are stable in aqueous solution and can be used for photofunctional and electron transfer systems in aqueous phase. This invention is also directed to supramolecular polymers derived from perylene-diimide compounds and to uses thereof. (1) wherein said compound is a dianion; wherein, X is —NR05-05-2011
20100127215NOVEL ORGANOMETALLIC COMPLEXES WHICH EMIT IN THE RED TO GREEN SPECTRAL REGION AND THEIR USE IN OLEDS - Organometallic complexes which bear at least one ligand which has a unit having a triplet energy of at least 22 000 cm05-27-2010
20110057150LUMINOUS MATERIAL USING FLUORESCENCE AMORPHOUS SOLID - An amorphous luminous material, which is substantially composed of only rare earth complex compounds, wherein the compounds are two or more kinds of rare earth complexes, and rare earth metal ions, which are center ions of the two or more kinds of rare earth complexes, are different ions.03-10-2011
20090242837CHARGE TRANSPORT COMPOSITIONS AND ELECTRONIC DEVICES MADE WITH SUCH COMPOSITIONS - The present invention relates to charge transport compositions. The invention further relates to electronic devices in which there is at least one active layer comprising such charge transport compositions.10-01-2009
20110108769Complexes for Use In Optoelectronic Components - The invention relates to the use of a multi-nuclear metal or transition metal complex in an organic electronic device, said complex having a small ΔE spacing, particularly between 50 cm05-12-2011
20110108767COMPOSITION, AND LIGHT-EMISSION ELEMENT PRODUCED BY USING THE COMPOSITION - Disclosed is a composition comprising a compound having a pyridazine ring structure and a phosphorescent compound.05-12-2011
20110108768COMPOSITION AND LIGHT-EMITTING ELEMENT COMPRISING THE SAME - Disclosed is a composition comprising:05-12-2011
20110127467COMPOSITION COMPRISING PHOSPHORESCENT COMPOUND AND LIGHT EMITTING DEVICE USING THE COMPOSITION - A composition comprising a phosphorescent compound, and a compound having a structure containing three or more repeating units having a dipole moment dimension of 1.0 Debye or more connected in series, 06-02-2011
20110108766PHOSPHORESCENT LIGHT-EMITTING COMPOSITION AND LIGHT-EMITTING ELEMENT COMPRISING THE COMPOSITION - Disclosed is a composition comprising: a compound having a residue of at least one nitrogenated compound selected from the group consisting of nitrogenated compounds represented by formulae (1-1), (1-2), (1-3) and (1-4) [wherein R's independently represent a hydrogen atom or a substituent and may be the same as or different from one another] and a residue of at least one nitrogenated polycyclic compound selected from the group consisting of nitrogenated polycyclic compounds represented by formulae (2-1), (2-2), (2-3) and (2-4) [wherein R's are as defined above]; and a phosphorescent light-emitting compound.05-12-2011
20110114888PHOSPHORESENCE-EMITTING COMPOSITION, AND LIGHT-EMITTING ELEMENT UTILIZING THE COMPOSITION - Disclosed is a composition comprising a compound having residues of at least two nitrogenated polycyclic compounds selected from the group consisting of nitrogenated polycyclic compounds represented by formulae (1-1), (1-2), (1-3) and (1-4) [wherein R's independently represent a hydrogen atom or a substituent and may be the same as or different from one another] and a phosphorescence-emitting compound.05-19-2011
20110114889COMPOUNDS FOR ELECTRONIC DEVICES - The present invention relates to compounds of the formula (1), to the use thereof in electronic devices, and to electronic devices, particularly organic electroluminescence devices, comprising said compounds according to the invention, particularly as blue emitting material in an emitting layer.05-19-2011
20090039317NAPHTHALENE DERIVATIVE, MATERIAL FOR ORGANIC ELECTROLUMINESCENCE DEVICE, AND ORGANIC ELECTROLUMINESCENCE DEVICE USING THE SAME - A naphthalene derivative represented by the following formula (1) is provided. In the formula (1), Ar02-12-2009
20120199794METAL COMPLEXES - The present invention relates to metal complexes and to electronic devices, in particular organic electroluminescent devices, comprising these metal complexes.08-09-2012
20110175031COMPOSITE ORGANIC ELECTROLUMINESCENT MATERIAL - A composite organic electroluminescent material includes particles that include two or more materials, the two or more materials being bonded and including a first material and a second material.07-21-2011
20110253941DISPERSANT HAVING MULTIFUNCTIONAL HEAD AND PHOSPHOR PASTE COMPOSITION COMPRISING THE SAME - Disclosed is a dispersant having a multifunctional head, and a phosphor paste composition comprising the dispersant. The dispersant has a multifunctional head that comprises an acidic group, a basic group and an aromatic group, thereby enhancing an affinity for the surface of phosphor particles and improving dispersibility.10-20-2011
20080203360Electroluminescent Materials Comprised with Mixture and Display Device Containing the Same - The present invention relates to an electroluminescent material, a process for preparing the same, and a display device containing the same. The electroluminescent compound comprised of the mixture according to the present invention, having high luminescent properties, can be advantageously and easily prepared with high yield.08-28-2008
20120032115LIGHT EMITTING DEVICE AND DISPLAY UNIT - A light emitting device having a substrate and a luminous layer provided overlying the substrate, which includes a semiconductor nanocrystal to which a carbazole derivative is coordination-bonded or attached, the carbazole derivative having aromatic rings of a compound represented by the chemical structure 1 having one to three substitution groups:02-09-2012
20100181535THE PHOTOSTABILITY AND/OR CONTROL OF THE FLUORESCENCE INTENSITY OF FLUORESCENT DYES - The present invention relates to a process for improving the photostability and/or control of the fluorescence intensity of a fluorescent dye wherein a fluorescent dye is admixed with a redox buffer comprising at least one reducing agent and/or at least one oxidizing agent and/or at least one reducing-oxidizing agent, and also to a fluorescent dye composition comprising a fluorescent dye and a redox buffer comprising at least one reducing agent and at least one oxidizing agent or at least one reducing-oxidizing agent.07-22-2010
20100181534Enhancement of photoluminescence of nanodiamond particles - Photoluminescent nanodiamond particles of dynamic synthesis have enhanced photoluminescent properties produced as a result of minimizing the nitrogen content of impurities or imperfections in the nanodiamond lattice and by location of photoluminescent structures on the outer surface of the nanodiamond particles. This inhibits suppression (i.e. inactivity) of emission and enhances the intensity of the emission. This abstract is not to be considered limiting, since other embodiments may deviate from the features described in this abstract.07-22-2010
20110260109WATER SOLUBLE NANOCRYSTALLINE QUANTUM DOTS - An economic, direct synthetic method for producing water soluble QDs that are ready for bioconjugation is provided. The method can produce aqueous 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 are capped with thiol-containing charged molecules in a single step. The resultant MS QDs exhibit the distinctive excitonic photoluminescence desired of QDs and can be fabricated to avoid undesirable broadband emissions at higher wavelengths. This provides a significant improvement over the present complex and expensive commercial processes for the production of QDs. The aqueous QDs are stable in biological fluids over a long period of time. In addition, nontoxic ZnS QDs have been produced with good photoluminescence properties by refluxing the ZnS QD suspensions over a period of time.10-27-2011
20090314990NOVEL TRIPHENYLAMINE DERIVATIVES USEFUL AS FLUOROPHORES IN BIOLOGY, IN PARTICULAR FOR TWO-PHOTON MICROSCOPY - Triphenylamine derivatives useful as fluorophores in biology, in particular for two-photon microscopy; and12-24-2009
20090173916Fluorescent diketopyrrolopyrroles - The present invention relates to fluorescent diketopyrrolopyrrole of the formula I07-09-2009
20100243959Derivative With Heteroaromatic Ring, and Light-Emitting Element, Light-Emitting Device, Lighting Device, and Electronic Device Using Derivative With Heteroaromatic Ring - A derivative with a heteroaromatic ring represented by General Formula (G1) is provided. R09-30-2010
20110155956Fibers Including Nanoparticles And A Method Of Producing The Nanoparticles - A method produces nanoparticles by electrospinning a silicon composition having at least one silicon atom. The electrospinning of the silicon composition forms fibers. The fibers are pyrolyzed to produce the nanoparticles. The nanoparticles have excellent photo-luminescent properties and are suitable for use in many different applications.06-30-2011
20110155955ELECTRON-TRANSPORTING MATERIALS - Compounds of formula I may be used in optoelectronic devices06-30-2011
20110155954Materials for Organic Electroluminescence Devices - The invention relates to mononuclear, neutral copper (1) complexes having a bidentate ligand that binds via nitrogen, and two phosphane or arsane ligands, to the use thereof for producing electronic components, and to electronic devices comprising said complexes.06-30-2011
20120007024Triplet Excitation Scavenging in Solid-State Organic Materials - The present invention is directed to solid state organic light emitting devices and to methods for triplet excitation scavenging in such devices. More particularly, the present invention relates to a method for substantially reducing a triplet population in a solid state organic material, the method comprising providing molecules exhibiting non-vertical triplet energy transfer in the solid state organic material or at a distance smaller than a triplet exciton diffusion length from the solid state organic material.01-12-2012
20120126175OLIGONUCLEOTIDE DERIVATIVE, LABELING AGENT AND USE FOR LABELING AGENT - The disclosures of the Specification provide an oligonucleotide derivative suited to practical use, as well as a fluorescent dye cluster and use therefor. The disclosures of the Specification use a labeling agent comprising a plurality of nucleotide derivative units represented by Formula (1) below:05-24-2012
20120211701MATERIALS FOR ELECTRONIC DEVICES - The present invention relates to compounds of the formula (I), to mixtures of the said compounds with emitter compounds, to the use of compounds of the formula (I) and the said mixtures in electronic devices, and to electronic devices containing one or more compounds of the formula (I) and/or mixtures of compounds of the formula (I) with emitter compounds.08-23-2012
20090057614SOFT-LIFT OFF OF ORGANIC NANOFIBERS - The invention relates to a method of releasing an ensemble of nanofibres from a dielectric substrate as well as to applications of the method. The organic nanofibres are grown on the substrate and can be released by first providing a polar liquid to a surface of the substrate and subsequently supplying energy to the combined system of nanofibres and liquid. The release may preferably be followed by transferring the released nanofibres to another substrate for application of the nanofibres, including alignment and/or structuring of the nanofibres. The applications includes light emitting, guiding and sensing applications.03-05-2009
20120175561METAL COMPLEXES - The present invention relates to metal complexes having high solubility and to electronic devices, in particular organic electroluminescent devices, containing these metal complexes.07-12-2012
20120228552MATERIALS FOR ORGANIC ELECTROLUMINESCENT DEVICES - The present invention relates to organic electroluminescent devices which comprise fluorene derivatives and spiro09-13-2012
20110121235COMPOUND COMPRISING PHENYL PYRIDINE UNITS - Compounds of formula I may be used in optoelectronic devices05-26-2011
20100327230PHENANTHRENE DERIVATIVE, AND MATERIAL FOR ORGANIC EL ELEMENT - A phenanthrene derivative is represented by a formula (1) below. In the formula (1), Ar12-30-2010
20120267572PHOTOLUMINESCENT ORGANIC MATERIAL - A compound of formula (I) is disclosed:10-25-2012
20120267573METHOD FOR MAKING FLUORESCENT GOLD NANO-MATERIAL - A method for making a fluorescent gold nano-material having a gold nanocluster and thiol ligands on a surface of the gold nanocluster includes reacting a mixture of a gold-containing compound, an alkyl alcohol, and a thiol compound.10-25-2012
20110226992ORGANIC ELECTROLUMINESCENT MATERIAL COMPOSITIONS - An organic electroluminescence material composition including an organic electroluminescence material and a solvent, the organic electroluminescence material being a naphthacene derivative, and the solvent being a solvent which is represented by the following formula (1).09-22-2011
20120326087OXIDIZING LIQUID FOR CHEMILUMINESCENCE AND CHEMILUMINESCENCE SYSTEM USING SAME - Provided are an oxidizing liquid for a chemiluminescent material, which has a flash point higher than that of a conventional oxidizing liquid and also has high safety while maintaining the level of chemiluminescent performance; and a chemiluminescence system. Disclosed are an oxidizing liquid for a chemiluminescent material, which produces a chemiluminescence phenomenon when mixed with a fluorescent liquid containing an oxalic acid ester and a fluorescent substance, includes hydrogen peroxide and a solvent and has a flash point of 60° C. or higher, wherein a solvent to be contained in the oxidizing liquid is a mixture of at least two compounds other than phthalate compounds; and a chemiluminescence system using the oxidizing liquid and a fluorescent liquid.12-27-2012
20120319050METAL COMPLEXES COMPRISING AZABENZIMIDAZOLE CARBENE LIGANDS AND THE USE THEREOF IN OLEDS - The present invention relates to metal-carbene complexes comprising a central atom selected from iridium and platinum, and specific azabenzimidazolocarbene ligands, to OLEDs (Organic Light Emitting Diode, OLED) which comprise such complexes, to a device selected from the group consisting of illuminating elements, stationary visual display units and mobile visual display units comprising such an OLED, to the use of such a metal-carbene complex in OLEDs, for example as emitter, matrix material, charge transport material and/or charge or exciton blocker.12-20-2012
20130015403COMPOUNDS FOR ELECTRONIC DEVICESAANM Becker; HeinrichAACI HofheimAACO DEAAGP Becker; Heinrich Hofheim DEAANM Schwaiger; JochenAACI Frankfurt am MainAACO DEAAGP Schwaiger; Jochen Frankfurt am Main DEAANM Spreitzer; HubertAACI ViernheimAACO DEAAGP Spreitzer; Hubert Viernheim DEAANM Voges; FrankAACI Bad DuerkheimAACO DEAAGP Voges; Frank Bad Duerkheim DEAANM Heil; HolgerAACI Frankfurt am MainAACO DEAAGP Heil; Holger Frankfurt am Main DE - The present invention relates to compounds having a spirobifluorene skeleton of the formula (I) for use as functional materials in electronic devices, in particular for use in the charge-transport layer and/or emission layer of organic electroluminescent devices. The invention furthermore relates to a process for the preparation of the compounds according to the invention and to mixtures comprising the compounds according to the invention. The invention furthermore relates to the use of the compounds of the formula (I) in electronic devices and to electronic devices comprising the compounds of the formula (I).01-17-2013
20110140044ORGANOSULFUR COMPOUND, PROCESS FOR PRODUCING THE SAME, AND ORGANIC ELECTROLUMINESCENCE ELEMENT USING THE SAME - Disclosed is an organosulfur compound denoted by 06-16-2011
20080230747Oxadiazole derivative and light-emitting element, light-emitting device, and electronic device in which the oxadiazole derivative is used - The object of the present invention is to provide a material that has a high excitation energy, in particular, a high triplet excitation energy. Furthermore, another object of the present invention is to provide a material than can be easily synthesized and that has low crystallinity. In addition, another object of the present invention is to provide a light-emitting element that has high luminous efficacy and high reliability by application of this material to the light-emitting element. An oxadiazole derivative represented by the General Formula (G1) given below is synthesized and applied to a light-emitting element.09-25-2008
20080217581Fluorescent Diketopyrrolopyrroles - The present invention relates to fluorescent diketopyrrolopyrroles of the formula (I), or (III), a process for their preparation and their use for the preparation of inks, colorants, pigmented plastics for coatings, non-impact-printing material, color filters, cosmetics, polymeric ink particles, toners, as fluorescent tracers, in color changing media, in solid dye lasers, EL lasers and electroluminescent devices. A luminescent device comprising a compound, or composition according to the present invention is high in the efficiency of electrical energy utilisation and high in luminance.09-11-2008
20130112920METAL COMPLEXES - The present invention relates to metal complexes and to electronic devices, in particular organic electro-luminescent devices, comprising these metal complexes. M(L)n(L′)m formula (1), where the compound contains a moiety M(L)n of the formula (2).05-09-2013
20080210905ORGANIC-ELECTROLUMINESCENCE-MATERIAL-CONTAINING SOLUTION, METHOD FOR SYNTHESIZING ORGANIC ELECTROLUMINESCENCE MATERIAL, COMPOUND SYNTHESIZED BY THE METHOD, METHOD FOR FORMING THIN FILM OF ORGANIC ELECTROLUMINESCENCE MATERIAL, THIN FILM OF ORGANIC ELECTROLUMINESCENCE MATERIAL AND ORGANIC ELECTROLUMINESCENCE DEVICE - An organic electroluminescent material-containing solution contains an organic electroluminescent material and a solvent.09-04-2008
20080203359Electroluminescent Hybrid Material Comprising a Microporous or Mesoporous Solid Containing Covalently-Bonded Organic Compounds Which Confer Electroluminescent Properties to Same - The invention relates to an electroluminescent organic-inorganic hybrid material which is characterised in that it comprises: at least one microporous or mesoporous solid having a structure that is selected from among the structures of zeolites, porous oxides, molecular sieves, silicoaluminophosphates and aluminosilicates; and at least one organic compound which confers electroluminescent properties thereto. The invention is also characterised in that the organic compound is a polycyclic aromatic hydrocarbon, at least part of which is joined to the structure of the microporous or mesoporous solid using covalent bonds. The invention also relates to the method of obtaining said material and to the use thereof.08-28-2008
20110215276Phosphorescent light-emitting material - The present invention relates to light emitting materials including a novel Ir complex, where the Ir is provided with a primary ligand selected from phenyl pyridine ligands substituted with at least one Cl atom. Such light emitting materials have been found to have a significantly enhanced photoluminescence quantum yield over other Ir complexes with a phenyl pyridine ligand having no Cl atom, or even over those with a phenyl pyridine ligand having a halogen atom other than Cl, such as a Br or F atom, and as a result specifically improve the efficiency of a light emitting device. The present invention further relates to the use of such light emitting materials and an organic light emitting device including such light emitting materials.09-08-2011
20130146813MATERIAL FOR ORGANIC ELECTROLUMINESCENCE ELEMENT, ORGANIC ELECTROLUMINESCENCE ELEMENT, DISPLAY DEVICE AND LIGHTING DEVICE - A material for an organic EL element showing high light emission efficiency and high color purity of the emission light, an organic EL element, a lighting device and a displaying device each using the material.06-13-2013
20110248217ELECTROLUMINESCENT DEVICE - Disclosed are electroluminescent devices that comprise organic layers that contain dibenzofuran compounds. The compounds are suitable components of, for example, blue-emitting, durable, organo-electroluminescent layers. The electroluminescent devices may be employed for full color display panels in, for example, mobile phones, televisions and personal computer screens.10-13-2011
20130181165NITROGEN-CONTAINING GRAPHENE STRUCTURE AND PHOSPHOR DISPERSION - A nitrogen-containing graphene structure has a graphene structure including a monolayer or multilayer graphene nanosheet and nitrogen introduced into the graphene structure. The nitrogen-containing graphene structure preferably includes the above-described graphene structure having a sheet portion comprised of a monolayer or multilayer graphene nanosheet and containing, at an edge portion thereof, an armchair edge-face portion and a terminal six-membered ring bound to the armchair edge-face portion while sharing only one side therewith; and a nitrogen-containing functional group bound to any one or more carbon atoms selected from (a) the carbon atoms constituting the terminal six-membered ring but not bound to the armchair edge-face portion, and (b) the carbon atoms constituting the sheet portion (including the carbon atom on the side shared by the terminal six-membered ring). A phosphor dispersion is a dispersion of such a nitrogen-containing graphene structure in a solvent.07-18-2013
20110309304LUMINESCENT SILVER COMPLEX - An luminescent device material which is inexpensive and exhibits excellent durability in the presence of oxygen can be provided using a luminescent silver complex which has an organic multidentate ligand, particularly, a luminescent silver complex wherein the organic multidentate ligand is coordinated to a phosphorus atom, a nitrogen atom, an oxygen atom, a sulfur atom, an arsenic atom, an oxygen anion, a nitrogen anion, or a sulfur anion, or a polymer of the luminescent silver complex.12-22-2011
20090014686Novel branched alpha-cyanostilbene fluorophores - A branched α-cyanostilbene fluorescent materials with a new structure useful to the organic electroluminescence display (OELD), which includes the organic substance in the state of powder, liquid and film with the stilbene core structure and the terminal branched phenyl structure.01-15-2009

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