Patent application number | Description | Published |
20090111989 | ORGANIC LIGHT EMITTING MATERIALS WITH ANIONIC LIGAND - Emissive phosphorescent organometallic compounds that produce electroluminescence and organic light emitting devices employing such emissive phosphorescent organometallic compounds are provided. More specifically the present invention is directed to novel primarily non-emitting ligands which produce a blue shift in emitted light when associated with a cyclometallated ligand. | 04-30-2009 |
20090140640 | LUMINESCENT COMPOUNDS WITH CARBENE LIGANDS - An organic light emitting device is provided. The device has an anode, a cathode and an organic layer disposed between the anode and the cathode. The organic layer comprises a compound further comprising one or more carbene ligands coordinated to a metal center. | 06-04-2009 |
20090209760 | ORGANOMETALLIC COMPLEXES AS PHOSPHORESCENT EMITTERS IN ORGANIC LEDS - Organic light emitting devices are described wherein the emissive layer comprises a host material containing an emissive molecule, which molecule is adapted to luminesce when a voltage is applied across the heterostructure, and the emissive molecule is selected from the group of phosphorescent organometallic complexes, including cyclometallated platinum, iridium and osmium complexes. The organic light emitting devices optionally contain an exciton blocking layer. Furthermore, improved electroluminescent efficiency in organic light emitting devices is obtained with an emitter layer comprising organometallic complexes of transition metals of formula L | 08-20-2009 |
20090243468 | ARYLIMINO-ISOINDOLINE COMPLEXES FOR USE IN ORGANIC LIGHT EMITTING DIODES - Materials comprising emissive arylimino-isoindoline complexes comprising 1,3-bis(2-pyridylimino)isoindoline (BPI) transition metal and lanthanide complexes as described. Organic light emitting devices comprising these complexes are also described. | 10-01-2009 |
20100007273 | CARBENE METAL COMPLEXES AS OLED MATERIALS - An organic light emitting device having an anode, a cathode and an organic layer disposed between the anode and the cathode is provided. In one aspect, the organic layer comprises a compound having at least one zwitterionic carbon donor ligand. In another aspect, the organic layer comprises a carbene compound, including the following: | 01-14-2010 |
20100013386 | NEAR INFRARED EMITTING ORGANIC COMPOUNDS AND ORGANIC DEVICES USING THE SAME - Certain iridium compounds which may comprise an iridium(III)-ligand complex having the general formula: (ĈN) | 01-21-2010 |
20110285280 | ORGANOMETALLIC COMPLEXES AS PHOSPHORESCENT EMITTERS IN ORGANIC LEDS - Organic light emitting devices are described wherein the emissive layer comprises a host material containing an emissive molecule, which molecule is adapted to luminesce when a voltage is applied across the heterostructure, and the emissive molecule is selected from the group of phosphorescent organometallic complexes, including cyclometallated platinum, iridium and osmium complexes. The organic light emitting devices optionally contain an exciton blocking layer. Furthermore, improved electroluminescent efficiency in organic light emitting devices is obtained with an emitter layer comprising organometallic complexes of transition metals of formula L | 11-24-2011 |
20120056529 | 3-COORDINATE COPPER(I)-CARBENE COMPLEXES - Novel phosphorescent trigonal copper carbene complexes are provided. The complex comprise a carbene ligand coordinated to a three coordinate copper atom. The complex may be used in organic light emitting devices. In particular, the complexes may be especially useful in OLEDs used for lighting applications. | 03-08-2012 |
20120104378 | CARBENE METAL COMPLEXES AS OLED MATERIALS - An organic light emitting device having an anode, a cathode and an organic layer disposed between the anode and the cathode is provided. In one aspect, the organic layer comprises a compound having at least one zwitterionic carbon donor ligand. In another aspect, the organic layer comprises a carbene compound, including the following: | 05-03-2012 |
20120138906 | CAPTURE AGENTS FOR UNSATURATED METAL COMPLEXES - Compounds that act as capture agents to sequester unsaturated metal complexes are provided. In particular, the compounds may be host materials, dopant materials, or co-dopant materials containing functional groups, such as an isocyanide or a phosphine group, which are suitable for trapping an unsaturated coordination complex. These compounds may be used in organic light emitting devices, particularly blue devices, to provide improved device lifetime. | 06-07-2012 |
20120153266 | FLUORESCENT ISOINDOLINE DYES - The present invention provides a new class of excited state intramolecular charge transfer (ESIPT) dye compounds based on mono or dihydroxy substituted 1,3-bisiminoisoindole motif and metal complexes containing such compounds as ligands. The present invention also provides OLEDs containing the compound and/or metal complex as the emissive material. | 06-21-2012 |
20130119361 | PHENYL AND FLUORENYL SUBSTITUTED PHENYL-PYRAZOLE COMPLEXES OF Ir - The invention provides emissive materials and organic light emitting devices using the emissive materials in an emissive layer disposed between and electrically connected to an anode and a cathode. The emissive materials include compounds with the following structure: | 05-16-2013 |
20130214264 | CARBENE METAL COMPLEXES AS OLED MATERIALS - An organic light emitting device having an anode, a cathode and an organic layer disposed between the anode and the cathode is provided. In one aspect, the organic layer comprises a compound having at least one zwitterionic carbon donor ligand. In another aspect, the organic layer comprises a carbene compound, including the following: | 08-22-2013 |
20140125221 | 3-COORDINATE COPPER(I)-CARBENE COMPLEXES - Devices comprising an organic light emitting device are provided. The devices can include an anode; a cathode; and an organic layer, disposed between the anode and the cathode. The organic layer comprising at least one host material comprising a phosphorescent complex comprising novel phosphorescent trigonal copper carbene complexes. The complex comprise a carbene ligand coordinated to a three coordinate copper atom. The complex may be used in organic light emitting devices. In particular, the complexes may be especially useful in OLEDs used for lighting applications. | 05-08-2014 |
20140332783 | Phenyl and Fluorenyl Substituted Phenyl-Pyrazole Complexes of lr - The invention provides emissive materials and organic light emitting devices using the emissive materials in an emissive layer disposed between and electrically connected to an anode and a cathode. The emissive materials include compounds with the following structure: | 11-13-2014 |
Patent application number | Description | Published |
20080281098 | Organometallic compounds and emission-shifting organic electrophosphorescence - Emissive phosphorescent organometallic compounds are described that produce improved electroluminescence, particularly in the blue region of the visible spectrum. Organic light emitting devices employing such emissive phosphorescent organometallic compounds are also described. Also described is an organic light emitting layer including a host material having a lowest triplet excited state having a decay rate of less than about 1 per second; a guest material dispersed in the host material, the guest material having a lowest triplet excited state having a radiative decay rate of greater than about 1×10 | 11-13-2008 |
20090044864 | ORGANIC PHOTOSENSITIVE OPTOELECTRONIC DEVICES WITH TRIPLET HARVESTING - There is disclosed an organic photosensitive optoelectronic devices comprising organic photoconductive materials, which comprise singlet fission host materials doped with triplet forming materials. There is also disclosed devices made from such materials, such as an organic photovoltaic cell, a photoconductor cell, a photodetector, organic photosensors, chemical sensors, and biological sensors. Methods of fabricating such devices are also disclosed. | 02-19-2009 |
20120168697 | BROADLY ABSORBING METALLOPORPHYRIN-BASED MULTICHROMOPHORIC ARRAYS FOR TRIPLET HARVESTING - The present disclosure relates to multichromophoric assemblies comprising metalloporphyrin scaffolds. The present disclosure also relates, in part, to methods for generating electric-field-stabilized geminate polaron pairs comprising applying electric fields to the multichromophoric assemblies described herein, or alternatively, directly to the metalloporphyrins provided by the present disclosure. The present disclosure further relates, in part, to multichromophoric assemblies comprising metalloporphyrin scaffolds, which exhibit enhanced energy transfer properties. | 07-05-2012 |
20120228586 | ORGANIC PHOTOSENSITIVE OPTOELECTRONIC DEVICES WITH TRIPLET HARVESTING - There is disclosed an organic photosensitive optoelectronic devices comprising organic photoconductive materials, which comprise singlet fission host materials doped with triplet forming materials. There is also disclosed devices made from such materials, such as an organic photovoltaic cell, a photoconductor cell, a photodetector, organic photosensors, chemical sensors, and biological sensors. Methods of fabricating such devices are also disclosed. | 09-13-2012 |
20140076403 | DIPYRIN BASED MATERIALS FOR PHOTOVOLTAICS, COMPOUNDS CAPABLE OF UNDERGOING SYMMETRY BREAKING INTRAMOLECULAR CHARGE TRANSFER IN A POLARIZING MEDIUM AND ORGANIC PHOTOVOLTAIC DEVICES COMPRISING THE SAME - The present disclosure generally relates to organic photosensitive optoelectronic devices comprising at least one boron dipyrrin compound. In addition, the present disclosure relates to methods of making organic photosensitive optoelectronic devices comprising at least one boron dipyrrin compound. The present disclosure also generally relates to chromophoric compounds that combine strong absorption of light at visible wavelengths with the ability to undergo symmetry-breaking intramolecular charge transfer (ICT), and their use for the generation of free carriers in organic photovoltaic cells (OPVs) and electric-field-stabilized geminate polaron pairs. The present disclosure also relates to the synthesis of such compounds, methods of manufacture, and applications in photovoltaic systems and organic lasers. | 03-20-2014 |
20150060795 | ORGANIC ELECTROLUMINESCENT MATERIALS AND DEVICES - A compound having a structure according to | 03-05-2015 |
20150060830 | ORGANIC ELECTROLUMINESCENT MATERIALS AND DEVICES - A compound comprising a ligand L | 03-05-2015 |
20150108451 | ORGANIC ELECTROLUMINESCENT MATERIALS AND DEVICES - A compound having a structure according to formula (I) | 04-23-2015 |
20150236279 | ORGANIC ELECTROLUMINESCENT MATERIALS AND DEVICES - A compound having a structure of Formula M(L | 08-20-2015 |