Patent application number | Description | Published |
20080220265 | Cross-linkable Iridium Complexes and Organic Light-Emitting Devices Using the Same - Organic devices comprising an organic layer, wherein the organic layer is non-electroluminescent and comprises a cross-linked metal complex. The cross-linked metal complex may be formed by cross-linking a cross-linkable iridium complex, which comprises a set of ligands coordinated to a central iridium atom. One or more of the ligands have attached thereon, one or more polymerizable groups that are able to polymerize with other molecules to form intermolecular covalent bonds. In some cases, the organic layer may also comprise a dopant. Also provided are a method of making an organic light-emitting device, an iridium complex, and an organic-light emitting device using certain iridium complexes. | 09-11-2008 |
20080261076 | PHOSPHORESCENT MATERIALS - Phosphorescent materials and devices with high device efficiency, stability, and processibility. | 10-23-2008 |
20080280163 | Organometallic compounds having host and dopant functionalities - Organometallic compounds comprising an emissive core and one or more poly-phenylene branches linked to the emissive core. Host moieties are provided as pendant groups on the branches. In some cases, the poly-phenylene chain is linked in meta configuration to reduce π-conjugation in the chain. Suitable host moieties for use in the organometallic compound include those that contain carbazole or triphenylene structures. The quantity and types of host moieties on the organometallic compound may be varied to tune the molecular weight ratio of the host moieties relative to the emissive core. In some cases, the organometallic compound is sufficiently soluble in organic solvents to permit solution processing. Also provided are organic electronic devices comprising organometallic compounds of the present invention and methods for making an organic electronic device using organometallic compounds of the present invention. | 11-13-2008 |
20090108737 | LIGHT-EMITTING ORGANOMETALLIC COMPLEXES - Phosphorescent materials and devices with improved device manufacturing, fabrication, stability, efficiency, and/or color. | 04-30-2009 |
20090130296 | Fabrication of Organic Electronic Devices by Ink-Jet Printing at Low Temperatures - Methods of forming an organic layer by ink-jet printing in the fabrication of an organic electronic device. The organic layer is formed by ink-jet printing onto a surface, a solution comprising an organic material in a low boiling point solvent. The ink-jet printing occurs at an ambient temperature of less than 20° C. such that the solvent has a vapor pressure of 10 mmHg or less. The ink-jet printing may be performed in a temperature-controlled chamber. After ink-jet printing the solution, the solvent is evaporated such that the organic material remains on the surface, thereby forming the organic layer. | 05-21-2009 |
20100072887 | ORGANOSELENIUM MATERIALS AND THEIR USES IN ORGANIC LIGHT EMITTING DEVICES - The present invention provides organoselenium compounds comprising dibenzoselenophene, benzo[b]selenophene or benzo[c]selenophene and their uses in organic light emitting devices. | 03-25-2010 |
20100090591 | PHOSPHORESCENT MATERIALS - Phosphorescent materials and devices having high efficiency and stability, narrow spectrum, and improved processibility. | 04-15-2010 |
20100141127 | PHOSPHORESCENT EMITTERS - Heteroleptic compounds containing phenylpyridine and phenylbenzimidazole are provided. The compounds may be used in organic light emitting devices, particularly as emissive dopants in the emissive layer of such devices. | 06-10-2010 |
20100200841 | LIQUID COMPOSITIONS FOR INKJET PRINTING OF ORGANIC LAYERS OR OTHER USES - A method of forming an organic layer by using a liquid composition comprising a small molecule organic semiconductor material mixed in a ketone solvent. The liquid composition is deposited on a surface to form the organic layer. The ketone solvent may be an aromatic ketone solvent, such as a tetralone solvent. The organic semiconductor material may be cross-linkable to provide a cross-linked organic layer. The method can be used to make organic electronic devices, such as organic light emitting devices. In another aspect, the liquid composition comprises a small molecule organic semiconductor material mixed in an aromatic ether solvent. Also, provided are liquid compositions which can be used to make organic layers. | 08-12-2010 |
20100244004 | HETEROLEPTIC IRIDIUM COMPLEX - Novel compounds comprising heteroleptic iridium complexes are provided. The compounds have a particular combination of ligands which includes a single pyridyl dibenzo-substituted ligand. The compounds may be used in organic light emitting devices, particularly as emitting dopants, to provide devices having improved efficiency, lifetime, and manufacturing. | 09-30-2010 |
20100270916 | IRIDIUM COMPLEX WITH METHYL-D3 SUBSTITUTION - Novel organic compounds comprising ligands with deuterium substitution are provided. In particular, the compound is an iridium complex comprising methyl-d | 10-28-2010 |
20100323464 | LIQUID COMPOSITIONS FOR INKJET PRINTING OF ORGANIC LAYERS OR OTHER USES - A method of forming an organic layer for an organic electronic device (e.g., an OLED) by using a liquid composition comprising a small molecule organic semiconductor material mixed in a solvent preparation in which the content of higher boiling impurities is reduced. The solvent preparation comprises a high boiling point solvent and 0.1 wt % or less of impurities having a higher boiling point than the solvent. The liquid composition is deposited on a surface by inkjet printing to form the organic layer. Also, provided are liquid compositions which can be used to make organic layers. | 12-23-2010 |
20110057559 | PHOSPHORESCENT EMITTERS AND HOST MATERIALS WITH IMPROVED STABILITY - Devices containing a particular combination of organic compounds are provided. In particular, the devices contain twisted aryl compounds having extended conjugation (i.e., the twisted aryl is substituted with an additional aryl group) in combination with dibenzothiophene or dibenzofuran containing host materials. The organic light emitting devices may provide improved stability color, lifetime and manufacturing. Compounds containing a twisted aryl having extended conjugation are also provided. | 03-10-2011 |
20110084599 | SINGLE TRIPHENYLENE CHROMOPHORES IN PHOSPHORESCENT LIGHT EMITTING DIODES - Novel triphenylene compounds are provided. Specific examples include multi-aryl-substituted triphenylenes. A preferred group of compounds are triphenylenes that are substituted with a non-fused aryl group having one or more meta-substituents, where each meta-substituent is a non-fused aryl group optionally substituted with further substituents selected from the group consisting of non-fused aryl groups and alkyl groups. A further preferred group of compounds are triphenylenes that are substituted with a non-fused heteroaryl group having one or more meta-substituents, where each meta-substituent is a non-fused aryl or heteroaryl group optionally substituted with further substituents selected from the group consisting of non-fused aryl groups, non-fused heteroaryl groups, and alkyl groups. Some high triplet energy analogs are expected to work with deep blue phosphorescent dopants. The compounds may be useful in phosphorescent organic light emitting devices. Also provided is an organic electroluminescent device comprising an anode, a cathode, and an emissive layer between the anode and the cathode, the emissive layer comprising a phosphorescent material and a compound having a repeat unit, the repeat unit containing a triphenylene moiety. | 04-14-2011 |
20110089411 | CROSS LINKABLE IONIC COMPOUNDS - Ionic compounds comprising: (a) a cationic radical of a charge transporting compound which has one or more reactive groups; and (b) a counter anion. The reactive functional groups on the cation allow the ionic compound to cross-link with a host charge transport compound. Such ionic compounds may have various properties, such as thermodynamic stability, hole injection/transport capabilities, electrochemical durability, and/or solubility in organic solvents that allows them to be useful in organic electronic devices. Also provided are electronic devices made using the ionic compounds of the present invention, and methods of making an electronic device. | 04-21-2011 |
20110163302 | HOLE TRANSPORT MATERIALS HAVING A SULFUR-CONTAINING GROUP - Novel materials are provided, having a single phenyl or a chain of phenyls where there is a nitrogen atom on each end of the single phenyl or chain of phenyls. The nitrogen atom may be further substituted with particular thiophene, benzothiophene, and triphenylene groups. Organic light-emitting devices are also provided, where the novel materials are used as a hole transport material in the device. Combinations of the hole transport material with specific host materials are also provided. | 07-07-2011 |
20110180786 | HOLE TRANSPORT MATERIALS CONTAINING TRIPHENYLENE - Novel materials are provided, having a single phenyl or chain of phenyls where there is a nitrogen atom on each end of the single phenyl or chain of phenyls. The nitrogen atom may be further substituted with particular triphenylene groups. Organic light-emitting devices are also provided, where the novel materials are used as a hole transport material in the device. Combinations of the hole transport material with specific host materials are also provided. | 07-28-2011 |
20110204333 | PHOSPHORESCENT EMITTERS - Compounds including a ligand with a dibenzo-fused 5-membered ring substituent are provided. In particular, the compounds may be iridium complexes including imidazole coordinated to the dibenzo-substituted ligand. The dibenzo-fused 5-membered ring moiety of the ligand may be twisted or minimally twisted out of plane with respect to the rest of the ligand structure. The compound may be used in organic light emitting devices, particularly as emitting dopants in blue devices. Devices comprising the compounds may demonstrate improved stability while maintaining excellent color. | 08-25-2011 |
20110215710 | PHOSPHORESCENT MATERIALS - Compounds comprising a 2-phenylpyridine ligand further substituted with a heterocyclic group are provided. In particular, the compound comprises a 2-phenylpyridine ligand further substituted with a nitrogen-containing heterocycle. The compounds may be used in organic light emitting devices to provide devices having improved efficiency and lifetime. | 09-08-2011 |
20110227049 | PHOSPHORESCENT MATERIALS - Novel organic compounds containing a twisted aryl group are provided. In particular, the compounds provided contain a 2-phenylpyridine ligand having a twisted aryl group on the pyridine portion of the ligand. The compounds may be used in organic light emitting devices, particularly as emitting dopants. Devices comprising the compounds containing twisted aryl may demonstrate improved color, efficiency, stability and manufacturing. Additionally, methods are provided for making homoleptic Ir (III) compounds which may contain a twisted aryl. | 09-22-2011 |
20110260138 | BICARBZOLE CONTAINING COMPOUNDS FOR OLEDS - Novel organic compounds comprising a bicarbazole core are provided. In particular, the compound has a 3;3′-bicarbazole core substituted at the 9 | 10-27-2011 |
20110304263 | Triplet-Triplet Annihilation Up Conversion (TTA-UC) For Display and Lighting Applications - Novel devices comprising a layer including compounds that are capable of triplet triplet annihilation up conversation (TTA-UC). In particular, the up-conversation layer absorbs light emitted by the OLED device and emits up-converted light with shorter wavelength in response. These devices may be used to provide improved lifetime for blue emitting devices. | 12-15-2011 |
20120061654 | METAL COMPLEX COMPRISING NOVEL LIGAND STRUCTURES - Compounds comprising a metal complex having novel ligands are provided. In particular, the compound is an iridium complex comprising novel aza DBX ligands. The compounds may be used in organic light emitting devices, particularly as emitting dopants, providing improved efficiency, low operating voltage, and long lifetime. | 03-15-2012 |
20120107989 | CROSS-LINKABLE IRIDIUM COMPLEXES AND ORGANIC LIGHT-EMITTING DEVICES USING THE SAME - Organic devices comprising an organic layer, wherein the organic layer is non-electroluminescent and comprises a cross-linked metal complex. The cross-linked metal complex may be formed by cross-linking a cross-linkable iridium complex, which comprises a set of ligands coordinated to a central iridium atom. One or more of the ligands have attached thereon, one or more polymerizable groups that are able to polymerize with other molecules to form intermolecular covalent bonds. In some cases, the organic layer may also comprise a dopant. Also provided are a method of making an organic light-emitting device, an iridium complex, and an organic-light emitting device using certain iridium complexes. | 05-03-2012 |
20120181511 | 5-Substituted 2 Phenylquinoline Complexes Materials for Light Emitting Diode - Compounds are provided that comprise a ligand having a 5-substituted 2-phenylquinoline. In particular, the 2-phenylquinoline may be substituted with a bulky alkyl at the 5-position. These compounds may be used in organic light emitting devices, in particular as red emitters in the emissive layer of such devices, to provide devices having improved properties. | 07-19-2012 |
20120187381 | Electron Transporting Compounds - Compounds comprising an aza-dibenzo moiety and a condensed aromatic moiety having at least three benzene rings are provided. In particular, the compounds may comprise an azadibenzofuran, azadibenzothiophene, or azadibenzoselenophene joined directly or indirectly to an anthracene. The compounds may be used in the electron transport layer of organic light emitting devices to provide devices with improved properties. | 07-26-2012 |
20120205637 | LIQUID COMPOSITIONS FOR INKJET PRINTING OF ORGANIC LAYERS OR OTHER USES - A method of forming an organic layer by using a liquid composition comprising a small molecule organic semiconductor material mixed in a ketone solvent. The liquid composition is deposited on a surface to form the organic layer. The ketone solvent may be an aromatic ketone solvent, such as a tetralone solvent. The organic semiconductor material may be cross-linkable to provide a cross-linked organic layer. The method can be used to make organic electronic devices, such as organic light emitting devices. In another aspect, the liquid composition comprises a small molecule organic semiconductor material mixed in an aromatic ether solvent. Also, provided are liquid compositions which can be used to make organic layers. | 08-16-2012 |
20120217868 | GERMANIUM-CONTAINING RED EMITTER MATERIALS FOR ORGANIC LIGHT EMITTING DIODE - Organometallic compounds comprising a germanium-containing substituent are provided. The compounds may be used in organic light emitting devices to provide improved device efficiency, line shape and lifetime. In particular, the compounds comprise a phenylquinoline or phenylisoquinoline ligand having a germanium-containing substituent on the quinoline or isoquinoline portion of the ligand. These compounds may be advantageously used as red emitters in the emissive layer of organic light emitting devices. | 08-30-2012 |
20120223634 | NOVEL TETRADENTATE PLATINUM COMPLEXES - Novel phosphorescent tetradentate platinum (II) compounds comprising a twisted aryl group are provided. Also provided are novel phosphorescent tetradentate platinum (II) compounds comprising an imidazo[1,2-f]phenanthridine moiety. The compounds may be used in organic light emitting devices to provide improved device efficiency, line shape and lifetime. | 09-06-2012 |
20120228583 | PYRIDYL CARBENE PHOSPHORESCENT EMITTERS - Organometallic compounds comprising an imidazole carbene ligand having a N-containing ring fused to the imidazole ring are provided. In particular, the N-containing ring fused to the imidazole ring may contain one nitrogen atom or more than one nitrogen atom. These compounds may demonstrate high photoluminescent (PL) efficiency, Gaussian emission spectra, and/or short excited state lifetimes. These materials may be especially useful as blue phosphorescent emitters. | 09-13-2012 |
20120267612 | CROSS-LINKABLE COPPER PHTHALOCYANINE COMPLEXES - Cross-linkable copper complexes comprising a copper phthalocyanine core and one or more cross-linkable functionalities linked to the phthalocyanine core. The copper complex may have a spacer group with the one or more cross-linkable functionalities on the spacer group. The spacer group contains a chain or one or more aryl groups. These cross-linkable copper complexes may be used in making organic electronic devices, such as OLEDs, by solution processing techniques. | 10-25-2012 |
20120270349 | LIQUID COMPOSITIONS FOR INKJET PRINTING OF ORGANIC LAYERS OR OTHER USES - A method of forming an organic layer for an organic electronic device (e.g., an OLED) by using a liquid composition comprising a small molecule organic semiconductor material mixed in a solvent preparation in which the content of higher boiling impurities is reduced. The solvent preparation comprises a high boiling point solvent and 0.1 wt % or less of impurities having a higher boiling point than the solvent. The liquid composition is deposited on a surface by inkjet printing to form the organic layer. Also, provided are liquid compositions which can be used to make organic layers. | 10-25-2012 |
20120292600 | PHOSPHORESCENT HETEROLEPTIC PHENYLBENZIMIDAZOLE DOPANTS - Novel phosphorescent heteroleptic iridium complexes with benzimidazole and phenylpyridine ligands are provided. These iridium complexes can improve OLED properties, and are useful in white light applications. | 11-22-2012 |
20120292601 | PHOSPHORESCENT HETEROLEPTIC PHENYLBENZIMIDAZOLE DOPANTS AND NEW SYNTHETIC METHODOLOGY - Novel heteroleptic iridium complexes are provided. These iridium complexes are useful compounds in OLED devices. The ligands for these novel complexes may be obtained using a new synthetic methodology that utilizes manganese dioxide. | 11-22-2012 |
20120299468 | HIGH EFFICIENCY YELLOW EMITTERS FOR OLED APPLICATIONS - Novel heteroleptic iridium complexes are described. These iridium compounds contain alkyl substituted phenylpyridine ligands, which provide these compounds with beneficial properties when the iridium complexes are incorporated into OLED devices. | 11-29-2012 |
20130015430 | Composite Organic/Inorganic Layer for Organic Light-Emitting DevicesAANM Kwong; RaymondAACI PlainsboroAAST NJAACO USAAGP Kwong; Raymond Plainsboro NJ USAANM Xia; ChuanjunAACI LawrencevilleAAST NJAACO USAAGP Xia; Chuanjun Lawrenceville NJ USAANM Harikrishna Mohan; SiddharthAACI PlainsboroAAST NJAACO USAAGP Harikrishna Mohan; Siddharth Plainsboro NJ USAANM Cheon; Kwang-OhkAACI HollandAAST PAAACO USAAGP Cheon; Kwang-Ohk Holland PA USAANM Brooks; JasonAACI PhiladelphiaAAST PAAACO USAAGP Brooks; Jason Philadelphia PA US - Organic electronic devices comprising a covalently bonded organic/inorganic composite layer. The composite layer may be formed by the reaction of a metal alkoxide with a charge transport compound having one or more hydroxyl groups. Examples of metal alkoxides that can be used include vanadium alkoxides, molybdenum alkoxides, titanium alkoxides, or silicon alkoxides. This composite layer can be used for any of the various charge conducting layers in an organic electronic device, including the hole injection layer. | 01-17-2013 |
20130048963 | Cyclometallated Tetradentate Pt (II) Complexes - Novel phosphorescent tetradentate platinum (II) compounds are provided. The compounds contain an isoimidazole moiety, optionally further substituted with a twisted aryl. These compounds may be advantageously used in OLEDs. | 02-28-2013 |
20130082245 | TETRADENTATE PLATINUM COMPLEXES - Novel phosphorescent tetradentate platinum compounds of Formula I are provided. The complexes contain a dibenzo moiety, which allows for the creation of OLED devices with improved properties when compounds of Formula I are incorporated into such devices. Compounds of Formula I′ that comprise two ligands that contain a 5-membered carbocyclic or heterocyclic ring, one of which contains an imidazole ring with a twisted aryl group attached to N−1 and a second aromatic ring that is attached to the platinum via a carbon atom. These compounds may be advantageously used in OLEDs. | 04-04-2013 |
20130105766 | Method For Removing Halogens From An Aromatic Compound | 05-02-2013 |
20130112951 | SOLUTION PROCESSABLE DOPED TRIARYLAMINE HOLE INJECTION MATERIALS - Methods for fabricating a solution-processed OLED are provided. The methods include depositing an organic layer comprising mixture of an organic electron acceptor and an organic electron donor to form a layer that is insoluble to a non-polar solvent. Devices containing the organic layer may demonstrate improved lifetime and have a lower operating voltage while maintaining good luminous efficiency. | 05-09-2013 |
20130112952 | DEPOSITING PREMIXED MATERIALS - A combination of host materials suitable for co-evaporation or premix evaporation, and devices containing the combination of host materials are provided. The combination of host materials provides improved lifetime and efficiency. A method for fabricating devices containing the host material combination is also provided. | 05-09-2013 |
20130119354 | HETEROLEPTIC IRIDIUM COMPLEX - Novel phosphorescent heteroleptic iridium complexes with phenylpyridine and dibenzo-containing ligands are provided. The disclosed compounds have low sublimation temperatures that allow for ease of purification and fabrication into a variety of OLED devices. | 05-16-2013 |
20130126831 | ORGANIC LIGHT EMITTING MATERIALS - Novel phosphorescent metal complexes containing 2-phenylquinoline ligands with at least two substituents on the quinoline ring are provided. The disclosed compounds have low sublimation temperatures that allow for ease of purification and fabrication into a variety of OLED devices. | 05-23-2013 |
20130140549 | BICARBAZOLE COMPOUNDS FOR OLEDS - Novel organic compounds comprising a bicarbazole core are provided. In particular, the compounds has a 3,3′-bicarbazole core substituted at the 9-position with a triazine or pyrimidine. The compounds may be used in organic light emitting devices to provide devices having improved efficiency and improved lifetime. | 06-06-2013 |
20130146848 | Novel Organic Light Emitting Materials - Novel phosphorescent metal complexes containing 2-phenylisoquinoline ligands with at least two substituents on the isoquinoline ring are provided. The disclosed compounds have low sublimation temperatures that allow for ease of purification and fabrication into a variety of OLED devices. | 06-13-2013 |
20130168660 | ORGANOSELENIUM MATERIALS AND THEIR USES IN ORGANIC LIGHT EMITTING DEVICES - The present invention provides organoselenium compounds comprising dibenzoselenophene, benzo[b]selenophene or benzo[c]selenophene and their uses in organic light emitting devices. | 07-04-2013 |
20130181190 | NOVEL HETEROLEPTIC IRIDIUM COMPLEXE - Novel heteroleptic iridium complexes are disclosed. The complexes contain a phenyl pyridine ligand and another ligand containing a dibenzofuran, dibenzothiophene, dibenzoselenophene, or carbazole linked to an imidazole or benzimidazole fragment. These complexes are useful materials when incorporated into OLED devices. | 07-18-2013 |
20130248832 | Phosphorescent Materials - Phosphorescent materials and devices with high device efficiency, stability, and processibility. | 09-26-2013 |
20130285088 | OUT COUPLING LAYER CONTAINING PARTICLE POLYMER COMPOSITE - Light emitting devices comprising an optical layer comprising metal oxide particles having a polymer covalently bonded thereto and a light emitting layer, which is in optical communication with the optical layer are provided. Methods of fabricating a light emitting devices comprising: depositing an optical layer comprising metal oxide particles having a polymer covalently bonded thereto; and depositing a light emitting layer, which is in optical communication with the optical layer are also provided. | 10-31-2013 |
20130293094 | Asymmetric Hosts With Triaryl Silane Side Chains - Novel asymmetric host compounds containing an electron-transport moiety, a hole-transport moiety, an aromatic spacer, and a triaryl silane group are provided. These compounds are useful materials that can be incorporated into OLED devices. | 11-07-2013 |
20130299795 | MATERIALS FOR ORGANIC LIGHT EMITTING DIODE - Compounds are provided that comprise a ligand having a 5-substituted 2-phenylquinoline. In particular, the 2-phenylquinoline may be substituted with a cycloalkyl containing group at the 5-position. These compounds may be used in organic light emitting devices, in particular as red emitters in the emissive layer of such devices, to provide devices having improved properties. | 11-14-2013 |
20130306940 | HETEROLEPTIC IRIDIUM COMPLEXES CONTAINING CARBAZOLE-IMIDAZOLE-CARBENE LIGANDS AND APPLICATION OF THE SAME IN LIGHT-EMITTING DEVICES - A compound according to Formula I, as well as, devices and formulations containing the compound as described. The compound has the general formula | 11-21-2013 |
20130320318 | IRIDIUM COMPLEX WITH METHYL-D3 SUBSTITUTION - Novel organic compounds comprising ligands with deuterium substitution are provided. In particular, the compound is an iridium complex comprising methyl-d | 12-05-2013 |
20130328019 | METAL COMPLEX WITH THREE DIFFERENT LIGANDS - Compounds comprising the formula L | 12-12-2013 |
20130341599 | Phosphorescent Emitters - Heteroleptic compounds containing phenylpyridine and phenylbenzimidazole are provided. The compounds may be used in organic light emitting devices, particularly as emissive dopants in the emissive layer of such devices. | 12-26-2013 |
20130341600 | PHOSPHORESCENT EMITTERS - A phenzasilin comprising compound, and devices and formulations including the same are described. The compound includes a ligand L | 12-26-2013 |
20130341609 | HIGH EFFICIENCY YELLOW LIGHT EMITTERS FOR OLED DEVICES - Novel heteroleptic iridium complexes are described. These iridium compounds contain alkyl substituted phenylpyridine ligands, which provide these compounds with beneficial properties when the iridium complexes are incorporated into OLED devices. | 12-26-2013 |
20140008617 | NOVEL SILYLATED METAL COMPLEXES - Novel metal complexes containing silyl substitution are provided. Depending on the location of the substitution, compounds that emit in the yellow or green portions of the spectrum can be produced. These compounds are useful as components of OLED devices. | 01-09-2014 |
20140014922 | PHOSPHORESCENT EMITTERS CONTAINING DIBENZO[1,4]AZABORININE STRUCTURE - A dibenzo[1,4]azaborine comprising compound, and devices and formulations including the same are described. The compound includes a ligand L | 01-16-2014 |
20140021447 | Diarylamino Substituted Metal Complexes - Heteroleptic complexes having at least one diarylamino or carbazole group, as shown in Formula (I), are provided: | 01-23-2014 |
20140021449 | PHOSPHORESCENT MATERIALS - Novel organic compounds containing a twisted aryl group are provided. In particular, the compounds provided contain a 2-phenylpyridine ligand having a twisted aryl group on the pyridine portion of the ligand. The compounds may be used in organic light emitting devices, particularly as emitting dopants. Devices comprising the compounds containing twisted aryl may demonstrate improved color, efficiency, stability and manufacturing. Additionally, methods are provided for making homoleptic Ir (III) compounds which may contain a twisted aryl. | 01-23-2014 |
20140027733 | TRANSITION METAL COMPLEXES CONTAINING SUBSTITUTED IMIDAZOLE CARBENE AS LIGANDS AND THEIR APPLICATION IN OLEDS - Compounds having a metal M complexed to a ligand L containing a substituted imidazole carbene group, which is represented Formula (I), below: | 01-30-2014 |
20140042413 | PHOSPHORESCENT EMITTERS AND HOST MATERIALS WITH IMPROVED STABILITY - Iridium complexes with ligands containing twisted aryl groups having extended conjugation (i.e., the twisted aryl is substituted with an additional aryl group) and organic light emitting devices including the same are disclosed. The iridium complexes can be used in organic light emitting devices may provide improved stability color, lifetime and manufacturing. | 02-13-2014 |
20140049923 | THIN FILM DISPOSITION - A method of preparing a surface for deposition of a thin film thereon, wherein the surface including a plurality of protrusions extending therefrom and having shadowed regions, includes locally treating at least one of the protrusions. | 02-20-2014 |
20140054563 | PHOSPHORESCENT EMITTERS WITH PHENYLIMIDAZOLE LIGANDS - Phosphorescent materials are provided, where the materials comprise a coordination compound having at least one ligand L | 02-27-2014 |
20140077172 | PHOSPHORESCENCE-SENSITIZED DELAYED FLUORESCENCE LIGHT EMITTING SYSTEM - A region of a device is provided that includes a first material and a second material. The first and second materials may be co-dopants of an emissive material or region. The first material may have an energy gap of not more than about 100 meV between the first excited singlet state and the first excited triplet state. Excitons that transition to the T | 03-20-2014 |
20140084260 | ORGANIC COMPOUNDS CONTAINING B-N HETEROCYCLES - In certain embodiments, the invention provides boron-nitrogen heterocycles having Formula (I): | 03-27-2014 |
20140084261 | ELECTROLUMINESCENT ELEMENT - In certain embodiments, the invention provides metal complexes having Formula (I): | 03-27-2014 |
20140103305 | 5-SUBSTITUTED 2-PHENYLQUINOLINE COMPLEXES MATERIALS FOR LIGHT EMITTING DIODE - Compounds are provided that comprise a ligand having a 5-substituted 2-phenylquinoline. In particular, the 2-phenylquinoline may be substituted with a bulky alkyl at the 5-position. These compounds may be used in organic light emitting devices, in particular as red emitters in the emissive layer of such devices, to provide devices having improved properties. | 04-17-2014 |
20140103327 | HOST MATERIALS FOR ORGANIC LIGHT EMITTING DEVICES - Disclosed is an organic electroluminescent device including an anode, a cathode, and an emissive layer between the anode and the cathode, the emissive layer including a phosphorescent material and a compound having a repeat unit that contains a novel triphenylene moiety. A preferred group of the novel triphenylene moiety are triphenylenes that are substituted with a non-fused aryl group having one or more meta-substituents, where each meta-substituent is a non-fused aryl group optionally substituted with further substituents selected from the group consisting of non-fused aryl groups and alkyl groups. A further preferred group of compounds are triphenylenes that are substituted with a non-fused heteroaryl group having one or more meta-substituents, where each meta-substituent is a non-fused aryl or heteroaryl group optionally substituted with further substituents selected from the group consisting of non-fused aryl groups, non-fused heteroaryl groups, and alkyl groups. The compounds may be useful in phosphorescent organic light emitting devices. | 04-17-2014 |
20140131663 | Iridium Complexes With Aza-Benzo Fused Ligands - Novel iridium complexes containing phenylpyridine and pyridyl aza-benzo fused ligands are described. These complexes are useful as light emitters when incorporated into OLEDs. | 05-15-2014 |
20140131665 | Organic Electroluminescent Device With Delayed Fluorescence - Novel electroluminescent devices containing bicarbazole triazine compounds as emissive dopants are described. Devices incorporating this class of compounds exhibit delayed fluorescence characteristics that showed EQE's far exceeding the theoretical limit for a conventional fluorescent device. | 05-15-2014 |
20140131676 | IRIDIUM COMPLEXES WITH AZA-BENZO FUSED LIGANDS - Novel iridium complexes containing phenylpyridine and pyridyl aza-benzo fused ligands are described. These complexes are useful as light emitters when incorporated into OLEDs. | 05-15-2014 |
20140138627 | Organic Electroluminescent Device With Delayed Fluorescence - Novel devices containing organic compounds containing electron donor and acceptor characteristics and that act as emissive dopants are provided. The energy ratio obtained by dividing the T1 energy of the emissive dopant by ΔE | 05-22-2014 |
20140138653 | OSMIUM (IV) COMPLEXES FOR OLED MATERIAL - A novel compound having the formula Os(L) | 05-22-2014 |
20140145149 | Organic Luminescent Compound With Delayed Fluorescence - Novel organic compounds containing an imidazole core and electron donor and acceptor fragments are provided. By selection of the disclosed donor and acceptor groups, compounds exhibiting small singlet-triplet gaps are obtained. These compounds are useful in OLED devices as host materials or as delayed fluorescent emitters. | 05-29-2014 |
20140145151 | Organic Electroluminescent Device With Delayed Fluorescence - Novel compounds containing benzothiophene or benzofuran fused to a carbazoles moiety are disclosed. The compounds are substituted such that both an electron donor fragment and an electron acceptor fragment are present within the same molecule. The compounds are capable of exhibiting delayed fluorescence when used in the emissive layer of OLED devices. | 05-29-2014 |
20140158992 | Carbazole Compounds For Delayed Fluorescence - Novel carbazole-containing compounds are provided. The novel compounds also contain electron donor groups, aryl linkers, and at least one nitrogen heterocycle. These novel organic compounds are useful in OLED devices and can exhibit delayed fluorescence. | 06-12-2014 |
20140159028 | HETEROLEPTIC IRIDIUM COMPLEXES AS DOPANTS - Novel phosphorescent heteroleptic iridium complexes with phenylpyridine and dibenzo-containing ligands are provided. Alkyl substitution at specific positions on the ligands gives rise to compounds with improved OLED properties, including saturated green emission. | 06-12-2014 |
20140203268 | HETEROLEPTIC IRIDIUM COMPLEX - Novel compounds comprising heteroleptic iridium complexes are provided. The compounds have a particular combination of ligands which includes a single pyridyl dibenzo-substituted ligand. The compounds may be used in organic light emitting devices, particularly as emitting dopants, to provide devices having improved efficiency, lifetime, and manufacturing. | 07-24-2014 |
20140231755 | PHOSPHORESCENT COMPOUND - A metal iridium complexes, devices containing the same, and formulations including the same described. The complexes can have the formula Ir(L | 08-21-2014 |
20140252318 | ORGANIC ELECTROLUMINESCENT MATERIALS AND DEVICES - A compound according to a formula I and devices incorporating the same are described. The compound according to the formula I can have the structure: | 09-11-2014 |
20140264292 | HOST COMPOUNDS FOR PHOSPHORESCENT OLEDS AND DEVICES THEREOF - A compound according to a formula I, devices incorporating the same, and formulations including the same are described. The compound according to the formula I can have the structure | 09-18-2014 |
20140284585 | ORGANIC ELECTROLUMINESCENT MATERIALS AND DEVICES - Phosphorescent materials and devices with improved device manufacturing, fabrication, stability, efficiency, and/or color is disclosed. | 09-25-2014 |
20140291638 | HOST MATERIALS FOR OLED APPLICATION - The present disclosure provides novel compounds containing dibenzo[fg,op]tetracene and larger all-benzenoid moiety that can be used as hosts for phosphorescent emitters providing low-voltage, high-efficiency and high-stability devices. | 10-02-2014 |
20140303370 | METHOD OF MAKING ORGANIC ELECTROLUMINESCENT MATERIALS - A method of making ligands for producing novel heteroleptic iridium complexes is provided. The method includes reacting the condensation product of an aryl 1,2-diamine and an aryl aldehyde with manganese dioxide in a solvent. The novel iridium complexes produced using the ligands are useful compounds in OLED devices. | 10-09-2014 |
20140361252 | ALUMINUM CHELATES AS MATERIALS FOR OLEDS - Aluminum chelate complex compounds with two substituted 8-hydroxyquinoline ligand and one dibenzothiophene, dibenzofuran or dibenzoselenophene ligands or aza-analogs of these molecules, attached directly or through an aromatic spacer to the oxygen atom is provided to improve lifetime, operating voltage and efficiency of an OLED. Additional substitution of dibenzothiophene or dibenzofuran ring may also provide charge delocalization, HOMO modification and higher Tg. | 12-11-2014 |
20150014649 | Organic Light Emitting Diode Materials - The present invention relates to novel organic compounds containing a triphenylene and a carbazole. The compounds are useful for organic light-emitting diodes. The compounds are also useful for charge-transport and charge-blocking layers, and as hosts in the light-emissive layer for organic light emitting devices (OLEDs). | 01-15-2015 |
20150021555 | DONOR-ACCEPTOR COMPOUNDS WITH NITROGEN CONTAINING HETEROPOLYAROMATICS AS THE ELECTRON ACCEPTOR - Luminescent materials including donor-acceptor compounds with a high triplet energy heteropolyaromatic system, namely, dibenzofuran, dibenzothiophene and dibenzoselenophene with one or multiple nitrogens in the ring as the electron acceptor for use as emitters in organic light emitting diodes is disclosed. | 01-22-2015 |
20150021556 | BICARBAZOLE CONTAINING COMPOUNDS - The present disclosure generally relates to novel compounds containing carbazole and triazine with different number of phenyl units attached to its core. In particular, the disclosure relates to compositions and/or devices comprising these compounds as hosts for PHOLEDs. | 01-22-2015 |
20150021557 | ORGANIC ELECTROLUMINESCENT MATERIALS AND DEVICES - Compounds according to Formula I, devices containing the same and formulations containing the same are described. | 01-22-2015 |
20150021590 | ORGANIC ELECTROLUMINESCENT MATERIALS AND DEVICES - Organometallic compounds comprising an imidazole carbene ligand having a N-containing ring fused to the imidazole ring are provided. In particular, the N-containing ring fused to the imidazole ring may contain one nitrogen atom or more than one nitrogen atom. These compounds may demonstrate high photoluminescent (PL) efficiency, Gaussian emission spectra, and/or short excited state lifetimes. These materials may be especially useful as blue phosphorescent emitters. | 01-22-2015 |
20150028290 | HETEROLEPTIC OSMIUM COMPLEX AND METHOD OF MAKING THE SAME - A method of making an osmium(II) complex having Formula I, L | 01-29-2015 |
20150028323 | ORGANIC ELECTROLUMINESCENT MATERIALS AND DEVICES - Novel phosphorescent tetradentate platinum (II) compounds comprising a twisted aryl group are provided. Also provided are novel phosphorescent tetradentate platinum (II) compounds comprising an imidazo[1,2-f]phenanthridine moiety. The compounds may be used in organic light emitting devices to provide improved device efficiency, line shape and lifetime. | 01-29-2015 |
20150053938 | ORGANIC ELECTROLUMINESCENT MATERIALS AND DEVICES - A composition formed of a first mixture of a first compound and a second compound wherein the first compound has different chemical structure than the second compound; the first compound is capable of functioning as a hole transporting material in an organic light emitting device at room temperature; the first compound comprises at least one carbazole group; the first compound has a evaporation temperature T1 of 150 to 350° C.; the second compound has evaporation temperature T2 of 150 to 350° C.; the absolute value of T1−T2 is less than 20° C.; the first compound having a concentration C1 in said first mixture, and the first compound having a concentration C2 in a film formed by evaporating the first mixture in a vacuum deposition tool at a constant pressure between 1×10 | 02-26-2015 |
20150053939 | ORGANIC ELECTROLUMINESCENT MATERIALS AND DEVICES - A composition formed of a mixture of two compounds having similar thermal evaporation properties that are pre-mixed into an evaporation source that can be used to co-evaporate the two compounds into an emission layer in OLEDs via vacuum thermal evaporation process is disclosed. | 02-26-2015 |
20150069334 | IRIDIUM/PLATINUM METAL COMPLEX - Ir/Pt metal complexes, devices containing the Ir/Pt metal complexes, and methods of making such devices are described. The Ir/Pt metal complex includes a first Ir moiety and a first Pt moiety. The first Ir moiety can be an Ir(III) six-coordinated structure. The first Pt moiety can be a Pt(II) four-coordinated tetradentate structure. The devices can have layers that include the Ir/Pt metal complexes. The layers containing the Ir/Pt metal complexes can be made by a solution process. | 03-12-2015 |