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Небесная энциклопедия

Космические корабли и станции, автоматические КА и методы их проектирования, бортовые комплексы управления, системы и средства жизнеобеспечения, особенности технологии производства ракетно-космических систем

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Мониторинг СМИ

Мониторинг СМИ и социальных сетей. Сканирование интернета, новостных сайтов, специализированных контентных площадок на базе мессенджеров. Гибкие настройки фильтров и первоначальных источников.

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Поддерживает ввод нескольких поисковых фраз (по одной на строку). При поиске обеспечивает поддержку морфологии русского и английского языка
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Применить Всего найдено 27272. Отображено 100.
05-01-2012 дата публикации

Chemiluminescent compositions, enhancing reagents for chemiluminescence and methods for the preparation and use thereof

Номер: US20120001136A1
Автор: Chungen Qian, Yuping Zhang

The present disclosure provides a chemiluminescent composition where the chemiluminescent substrate is 1,2-dioxetane, which contains 1,2-dioxetane and an alkyl dimethyl benzyl quaternary ammonium salt having the structure of general formula I. The present disclosure also provides an enhancing reagent and methods for enhancing chemiluminescence of 1,2-dioxetane, where the enhancing reagent contains an alkyl dimethyl benzyl quaternary ammonium salt having the structure of general formula I.

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17-05-2012 дата публикации

Organic electroluminescent element material, organic electroluminescent element, method of manufacturing organic electroluminescent element, display device, and illuminating device

Номер: US20120123073A1
Принадлежит: KONICA MINOLTA INC

In the present invention, provided is an organic electroluminescent element material having a high externally taking-out quantum efficiency, which is suitable for manufacturing an element exhibiting long light emission lifetime, and also provided is an organic electroluminescent element possessing the material, a method of manufacturing the organic electroluminescent element, and a display as well as an illuminating device fitted with the organic electroluminescent element.

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24-05-2012 дата публикации

Materials for organic electroluminescent devices

Номер: US20120126179A1
Принадлежит: Merck Patent GmBH

The present invention relates to 4,4′-substituted spirobifluorenes which are suitable, owing to excellent properties, as functional materials in organic electroluminescent devices. In addition, the present invention relates to a process for the preparation of 4,4′-substituted spirobifluorenes and to the use of these compounds in organic electroluminescent devices.

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24-05-2012 дата публикации

Expanded compression molding of luminescent composite plastics

Номер: US20120126441A1
Автор: Michael Edward Nowak
Принадлежит: Individual

Methods for producing very large high strength parts of luminescent materials are described using compression molding in extended molds.

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09-08-2012 дата публикации

Monoamine derivative and organic electroluminescent element using same

Номер: US20120199820A1
Принадлежит: Idemitsu Kosan Co Ltd

An organic electroluminescence device includes: an anode; a cathode being opposed to the anode; and an emitting layer being provided between the anode and the cathode. The emitting layer includes a host material and a phosphorescent dopant material. The host material includes a monoamine derivative represented by a formula-(1A) below. In the formula (1A), each of Ar 1 , Ar 2 and Ar 4 is a substituted or unsubstituted aryl group or heteroaryl group, Ar 3 is a substituted or unsubstituted arylene group or heteroarylene group, n is an integer of 0 to 5, Ar 3 may be mutually the same or different when n is 2 or more, and at least one of Ar 1 , Ar 2 , Ar 3 , and Ar 4 is a group derived from a fused aromatic hydrocarbon skeleton having 3 or more rings.

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23-08-2012 дата публикации

Light-Emitting Element, Light-Emitting Device, and Electronic Appliance

Номер: US20120211728A1
Принадлежит: Semiconductor Energy Laboratory Co Ltd

By use of a 2,9,10-triaryl anthracene derivative in which a diarylamino-substituted aryl group is bonded to the 2-position of a 9,10-diarylanthracene for a light-emitting element, a light-emitting element having high efficiency can be obtained. The emission wavelength of the anthracene derivative is suitable for use in a white light-emitting element. By use of the anthracene derivative for a white light-emitting element, a white light-emitting element having high efficiency can be obtained.

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13-09-2012 дата публикации

Aromatic amine derivative and organic electroluminescent device using same

Номер: US20120228594A1
Принадлежит: Idemitsu Kosan Co Ltd

Disclosed is an organic electroluminescence device in which an organic thin film which is composed of one or more layers including at least a light-emitting layer is interposed between a cathode and an anode. Since at least one layer of the organic thin film contains a novel aromatic amine derivative, which has an asymmetric structure wherein two different amine units are bonded through a linking group, by itself or as a component of a mixture, molecules are hardly crystallized, thereby improving the production yield of the organic electroluminescence device. This organic electroluminescence device has a long life.

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20-09-2012 дата публикации

Chrysenes for deep blue luminescent applications

Номер: US20120235562A1
Принадлежит: EI Du Pont de Nemours and Co

This disclosure relates to chrysene compounds with deep blue emission that are useful in electroluminescent applications. It also relates to electronic devices in which the active layer includes such a chrysene compound.

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04-10-2012 дата публикации

Phosphorescent organic compounds

Номер: US20120248337A1
Принадлежит: University of Michigan

Compositions providing metal-independent phosphorescence due to a directed heavy atom effect are provided. Methods of providing a phosphorescent composition are also provided where a directed heavy atom effect is maintained to cause the composition to be phosphorescent. Manufacture of phosphorescent compositions using intermolecular and intramolecular directed heavy atom effects are disclosed.

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04-10-2012 дата публикации

Simultaneous Modulation of Quantum Dot Photoluminescence using Orthogonal Fluorescence Resonance Energy Transfer (FRET) and Charge Transfer Quenching (CTQ)

Номер: US20120248409A1
Принадлежит: US Department of Navy

Quantum dots are modified with varying amounts of (a) a redox-active moiety effective to perform charge transfer quenching, and (b) a fluorescent dye effective to perform fluorescence resonance energy transfer (FRET), so that the modified quantum dots have a plurality of photophysical properties. The FRET and charge transfer pathways operate independently, providing for two channels of control for varying luminescence of quantum dots having the same innate properties.

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11-10-2012 дата публикации

Compound for an organic photoelectric device, organic photoelectric device including the same, and display device including the organic photoelectric device

Номер: US20120256174A1
Принадлежит: Cheil Industries Inc

A compound for an organic photoelectric device, the compound being represented by Chemical Formula 1 or 2:

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13-12-2012 дата публикации

Novel organic compound and organic light-emitting device

Номер: US20120313085A1
Принадлежит: Canon Inc

A novel organic compound suitable for blue light emission and an organic light-emitting device containing the novel organic compound are provided. An organic compound represented by the following general formula (1) wherein R 1 to R 18 independently denote a hydrogen atom, a halogen atom, a substituted or unsubstituted alkyl group, a substituted or unsubstituted alkoxy group, a substituted or unsubstituted amino group, a substituted or unsubstituted aryl group, or a substituted or unsubstituted heterocyclic group.

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10-01-2013 дата публикации

Organic el device and method for manufacturing the same

Номер: US20130009134A1
Принадлежит: Panasonic Corp

Provided is an organic EL device comprising: an organic EL element including an anode 114, an organic EL layer 116, and a cathode 117; a wiring layer 106 that supplies power to the anode 114; and an organic layer 111 interposed between the anode 114 and the wiring layer 106, wherein the organic layer 111 includes (i) a first organic layer 112 including an azatriphenylene derivative and (ii) a second organic layer 113 including an amine-based compound, the first organic layer 112 being layered on the wiring layer 106, and the second organic layer 113 being layered on the first organic layer 112.

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31-01-2013 дата публикации

Methods for producing materials with photo- and electroluminescence properties and systems using such materials

Номер: US20130029448A1
Принадлежит: Individual

The invention is directed to a method of preparing polymeric metallomacrocycles having measurable photo- and electroluminescence properties and devices using such materials. In an embodiment, an O-hexyl-3,5-bis(terpyridine)phenol ligand has been synthesized and transformed into a hexagonal Zn(II)-metallomacrocycle by a facile self-assembly procedure capitalizing on terpyridine-Zn(II)-terpyridine connectivity. The material is usable in an OLED device based on the photo- and electro-luminescence characteristics thereof.

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14-03-2013 дата публикации

Compositions comprising quantum dots

Номер: US20130063023A1
Принадлежит: Merck Patent GmBH

A composition is provided, including one or more quantum dots and at least one organic emitter. Further, a formulation including the composition, a use of the formulation and a device comprising the composition or formulation is provided.

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21-03-2013 дата публикации

TRIPHENYLAMINE DERIVATIVES

Номер: US20130071780A1
Принадлежит: HODOGAYA CHEMICAL CO., LTD.

[Problems] To provide a novel compound useful as an electric charge transporting agent having a high carrier mobility, and making it possible not only to stably form a photosensitive layer without precipitating crystals or developing pinholes when the photosensitive layer is being formed but also to prepare an organic photosensitive material for electrophotography featuring a high sensitivity and a low residual potential. 9. A charge transporting agent comprising the triphenylamine derivative of .10. An organic photosensitive material for electrophotography having an organic photosensitive layer formed on an electrically conducting substrate claim 1 , said organic photosensitive layer containing the triphenylamine derivative of as a charge transporting agent.11. The organic photosensitive material for electrophotography according to claim 10 , wherein said organic photosensitive layer is a lamination type photosensitive layer which comprises a charge generating layer in which a charge generating agent is dispersed in a resin binder claim 10 , and a charge transporting layer in which the charge transporting agent is dispersed in a resin binder.12. The organic photosensitive material for electrophotography according to claim 10 , wherein said organic photosensitive layer is a single-layer type photosensitive layer in which the charge generating agent and the charge transporting agent are dispersed in a resin binder. This invention relates to triphenylamine derivatives having a high carrier mobility, are useful as an electric charge transporting agent which are used for a photosensitive material for electrophotography.Amorphous silicon, amorphous selenium, cadmium sulfide, zinc oxide and the like have heretofore been known as inorganic photoconductive materials. Inorganic photosensitive materials formed by using such photoconductive materials have been widely used in the field of electrophotography. However, selenium and cadmium sulfide are toxic substances and must be ...

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28-03-2013 дата публикации

NOVEL ORGANIC COMPOUND AND ORGANIC LIGHT-EMITTING DEVICE INCLUDING THE SAME

Номер: US20130076604A1
Принадлежит: CANON KABUSHIKI KAISHA

Provided are a novel organic compound appropriate for emission of green light and an organic light-emitting device including the organic compound. Provided is a substituted or unsubstituted indeno[1,2,3-cd]naphtho[2,3-k]fluoranthene appropriate for emission of green light. The substituents of the indeno[1,2,3-cd]naphtho[2,3-k]fluoranthene are each independently selected from a hydrogen atom, a halogen atom, a substituted or unsubstituted alkyl group, a substituted or unsubstituted alkoxy group, a substituted amino group, a substituted or unsubstituted aryl group, and a substituted or unsubstituted heterocyclic group. 2. The organic compound according to claim 1 , wherein Rto Rare each independently selected from a hydrogen atom and a substituted or unsubstituted aryl group.4. An organic light-emitting device comprising:an anode;a cathode; and{'claim-ref': {'@idref': 'CLM-00001', 'claim 1'}, 'an organic compound layer disposed between the anode and the cathode, the organic compound layer containing the organic compound according to .'}5. An organic light-emitting device comprising:an anode;a cathode; and{'claim-ref': {'@idref': 'CLM-00003', 'claim 3'}, 'an organic compound layer disposed between the anode and the cathode, the organic compound layer containing the organic compound according to .'}6. The organic light-emitting device according to claim 4 , wherein the organic compound layer is a light-emitting layer.7. The organic light-emitting device according to claim 6 , wherein the organic light-emitting device emits green light.8. A display apparatus having a plurality of pixels claim 4 , each including the organic light-emitting device according to and a switching device connected to the organic light-emitting device.9. An image input apparatus comprising:an image input unit configured to input an image; and{'claim-ref': {'@idref': 'CLM-00004', 'claim 4'}, 'a display unit configured to display the image, the display unit having a plurality of pixels, each ...

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28-03-2013 дата публикации

Organometallic Complex, and Light-Emitting Element, Light-Emitting Device and Electronic Device Using the Organometallic Complex

Номер: US20130079516A1

According to the present invention, a wider variation of organometallic complexes that can emit phosphorescence can be provided by applying, as a ligand, an organic compound from which a variety of derivatives can be easily synthesized. In particular, an organometallic complex having a sharp emission spectrum is provided. Further, an organometallic complex having high emission efficiency is provided. An organometallic complex represented by the general formula (G1) is provided. In the formula, Ar represents an aryl group, R represents an alkoxy group having 1 to 4 carbon atoms, and Rand Rindividually represent either hydrogen or an alkyl group having 1 to 4 carbon atoms. 16-. (canceled)9. The organometallic complex according to claim 7 , wherein the M is iridium or platinum.10. A light-emitting device including the organometallic complex according to .13. The organometallic complex according to claim 11 , wherein the M is iridium or platinum.14. A light-emitting device including the organometallic complex according to . The present invention relates to an organometallic complex. In particular, the present invention relates to an organometallic complex that is capable of converting a triplet excited state into luminescence. In addition, the present invention relates to a light-emitting element, a light-emitting device and an electronic device which use the organometallic complex.Organic compounds absorb light, and thereby the compounds are converted to be in an excited state. By going through this excited state, such organic compounds generate various reactions (such as photochemical reactions) in some cases, or luminescence is produced in some cases. Therefore, various applications of the organic compounds have been being made.As one example of the photochemical reactions, a reaction (oxygen addition) of singlet oxygen with an unsaturated organic molecule is known (refer to Reference 1: Haruo INOUE, et al., Basic Chemistry Course PHOTOCHEMISTRY I (Maruzen Co., Ltd ...

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11-04-2013 дата публикации

Emissive compounds for organic light-emitting diodes

Номер: US20130087772A1
Принадлежит: Nitto Denko Corp

Disclosed herein are compounds comprising an optionally substituted (2-phenylpyridinato-N,C2′)(2,4-pentanedionato)Pt(II). Some embodiments provide a light-emitting device, comprising: an anode layer; a cathode layer; and a light-emitting layer positioned between, and electrically connected to, the anode layer and the cathode layer, wherein the light-emitting layer comprises a compound disclosed herein.

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25-04-2013 дата публикации

ANTHANTHRENE BASED COMPOUND AND SEMICONDUCTOR DEVICE

Номер: US20130099223A1
Автор: Kobayashi Norihito
Принадлежит: SONY CORPORATION

An anthanthrene based compound of the structural formula (1) is disclosed: 1. A semiconductor device comprising:a substrate having thereona gate electrode,a gate insulating layer,source/drain electrodes, anda channel-forming region, whereinthe channel-forming region is composed of a anthanthrene based compound whereinX represents an element belonging to the Group 16;n represents an integer of from 0 to 20;m represents an integer of from 1 to 9;a bonding position in the A segment to the B segment is at least one of from the 1-position to the 5-position and from the 7-position to the 11-position;a bonding position in the B segment to the A segment is at least one of from the 1-position to the 5-position and from the 7-position to the 11-position;a bonding position in the B segment to the C segment is at least one of from the 1-position to the 5-position and from the 7-position to the 11-position;a bonding position in the C segment to the B segment is at least one of from the 1-position to the 5-position and from the 7-position to the 11-position; and{'sub': 1', '2', '3', '4', '5', '7', '8', '9', '10', '11, 'each of substituents R, R, R, R, R, R, R, R, Rand Rindependently represents a substituent of one member selected from the group consisting of a hydrogen atom, an alkyl group, a cycloalkyl group, an alkenyl group, an alkynyl group, an aryl group, an arylalkyl group, an aromatic heterocyclic ring, a heterocyclic group, an alkoxy group, a cycloalkoxy group, an aryloxy group, an alkylthio group, a cycloalkylthio group, an arylthio group, an alkoxycarbonyl group, an aryloxycarbonyl group, a sulfamoyl group, an acyl group, an acyloxy group, an amide group, a carbamoyl group, a ureido group, a sulfinyl group, an alkylsulfonyl group, an arylsulfonyl group, an amino group, a halogen atom, a fluorinated hydrocarbon group, a cyano group, a nitro group, a hydroxyl group, a mercapto group and a silyl group.'}2. A semiconductor device comprising: a gate electrode,', 'a gate ...

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25-04-2013 дата публикации

NOVEL CURING AGENTS

Номер: US20130102756A1
Автор: Cawse John
Принадлежит: Hexcel Composites Limited

A curable resin comprising a compound having the structure (I): wherein each carbon 2, together with either its carbon 1 or carbon 3, arc members of a fused cycloaliphatic ring, and when carbon 1 is a member of the ring so is N, and wherein each of the aliphatic or aromatic ring-member carbons may either be members of further fused cycloaliphatic rings or be bonded to a group selected from H or linear or branched Cto Calkyl. 2. A curable resin according to claim 1 , wherein any carbons forming part of any further fused cycloaliphatic rings are also bonded to either an H or linear or branched Cto Calkyl.3. A curable resin according to claim 1 , wherein each of the aliphatic or aromatic ring-member carbons claim 1 , which are not members of a fused cycloaliphatic ring claim 1 , are bonded to an H or linear or branched Cto Calkyl.4. A curable resin according to claim 1 , wherein the compound has a molecular weight of no greater than 600.5. A curable resin according to claim 1 , wherein the fused cycloaliphatic rings comprise five or six carbons.8. A curable resin according to claim 1 , wherein carbon 2 is a member of two fused cycloaliphatic rings claim 1 , one with carbon 1 and the other with carbon 3.9. A curable resin according to claim 1 , having a melting point of from 80° C. to 200° C.10. A curable resin according to claim 1 , wherein the resin is an epoxy or urethane.11. A curable resin according to claim 1 , comprising a fibre reinforcement.12. A curable resin according to claim 11 , which is a prepreg claim 11 ,13. A cured resin made by exposing a curable resin according to to elevated temperature.14. A cured resin according to claim 13 , which has a glass transition temperature of greater than 100° C.15. A cured resin according to which forms part of a structural member of an aerospace structure. The present invention relates to novel resin curing agents, particularly for epoxy and urethane resins.Curable resin systems are widely known and have a wide range ...

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02-05-2013 дата публикации

FLUORESCENT DYES FOR PAPER DYEING

Номер: US20130105099A1
Автор: Meier Helmut-Martin
Принадлежит:

The present invention relates to an aqueous preparation comprising a fluorescent dyestuff of a specific formula, water, and optionally a dispersing agent, and the use of the aqueous preparation for dyeing cellulose- or polyamide-containing materials. 2. The aqueous preparation of claim 1 , wherein R2 and R3 claim 1 , independently of each other claim 1 , represent hydrogen claim 1 , C-alkoxyl claim 1 , or —SOM.3. The aqueous preparation of claim 1 , wherein R1 represents hydrogen claim 1 , CN or CF.4. The aqueous preparation of claim 1 , wherein the compound of formula (1) contains one R2 group and one R3 group claim 1 , each in p-position.5. The aqueous preparation of claim 1 , wherein R1 is hydrogen claim 1 , and R2 and R3 both are methoxy or —SOM.7. The aqueous preparation of claim 1 , containing 0.01 to 50% by weight of compound of formula (1) claim 1 , and 0 to 10% by weight of dispersing agent.8. Use of an aqueous preparation according to for dyeing or printing materials containing cellulose and/or polyamide.9. The use according to claim 8 , wherein the cellulose-containing material is pulp or a sheet containing cellulosic material.10. The use according to claim 8 , wherein the aqueous preparation is used for dyeing the cellulose-containing material in the pulp claim 8 , in a size press claim 8 , and/or by a coating application.11. A process for dyeing or printing materials containing cellulose and/or polyamide claim 1 , wherein the material is brought into contact with an aqueous preparation as defined in .12. The process of claim 11 , wherein the cellulose-containing material is pulp or a sheet containing cellulosic material.13. The process of claim 11 , wherein the contacting of the cellulose-containing material is carried out in the pulp claim 11 , in a size press claim 11 , and/or by a coating application.14. A paper or product obtainable by a process according to . The present invention relates to an aqueous preparation of a fluorescent dye and its use ...

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02-05-2013 дата публикации

Novel organic compound and organic light-emitting device including the same

Номер: US20130105785A1
Принадлежит: Canon Inc

The present invention provides a blue or green phosphorescent organic electroluminescent device which has high luminous efficiency. An organic electroluminescent device includes a light-emitting layer containing a pyrroloindole compound represented by general formula (1) below. In general formula (1), X represents a substituted or unsubstituted arylene group, Ar 1 and Ar 2 each represent a substituted or unsubstituted aryl group, and R 1 to R 8 each represent a hydrogen atom or an alkyl group having 1 to 2 carbon atoms.

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09-05-2013 дата публикации

METAL COMLEXES

Номер: US20130116464A1
Принадлежит: MERK PATENT GMBH

The present invention relates to metal complexes of the formula (1) and to electronic devices, in particular organic electro-luminescent devices, comprising these metal complexes. 115-. (canceled)17. The compound according to claim 16 , wherein the following applies to p claim 16 , n claim 16 , m claim 16 , Land Lif the coordination number is 2:p=1, n=0 and m=1; or{'sup': '3', 'p=1, n=1 with L=monodentate ligand and m=0; or'}p=2, n=0 and m=0;{'sup': 3', '4, 'and in that the following applies to p, n, m, Land Lif the coordination number is 4p=1, n=0 and m=3; or{'sup': '3', 'p=1, n=1 with L=monodentate ligand and m=2; or'}{'sup': '3', 'p=1, n=2 with L=monodentate ligand and m=1; or'}{'sup': '3', 'p=1, n=1 with L=bidentate ligand and m=1; or'}{'sup': '3', 'p=1, n=3 with L=monodentate ligand and m=0; or'}{'sup': '3', 'p=1, n=2 with L=one monodentate and one bidentate ligand and m=0; or'}p=2, n=0 and m=2; or{'sup': '3', 'p=2, n=1 with L=monodentate ligand and m=1; or'}{'sup': '3', 'p=2, n=2 with L=monodentate ligand and m=0; or'}{'sup': '3', 'p=2, n=1 with L=bidentate ligand and m=0; or'}{'sup': '3', 'p=3, n=1 with L=monodentate ligand and m=0; or'}p=3, n=0 and m=1; orp=4, n=0 and m=0;{'sup': 3', '4, 'and in that the following applies to p, n, m, Land Lif the coordination number is 5{'sup': '3', 'p=1, n=1 with L=monodentate ligand and m=3; or'}{'sup': '3', 'p=1, n=2 with L=monodentate ligand and m=2; or'}{'sup': '3', 'p=1, n=1 with L=bidentate ligand and m=3; or'}{'sup': '3', 'p=1, n=3 with L=monodentate ligand and m=3; or'}{'sup': '3', 'p=1, n=2 with L=one monodentate and one bidentate ligand and m=2; or'}{'sup': '3', 'p=1, n=4 with L=monodentate ligand and m=0; or'}{'sup': '3', 'p=1, n=2 with L=bidentate ligand and m=0; or'}{'sup': '3', 'p=2, n=1 with L=monodentate ligand and m=2; or'}{'sup': '3', 'p=2, n=2 with L=monodentate ligand and m=1; or'}{'sup': '3', 'p=2, n=1 with L=bidentate ligand and m=1; or'}{'sup': '3', 'p=2, n=3 with L=monodentate ligand and m=0; or'}{' ...

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16-05-2013 дата публикации

Styryl-based compound, composition containing styryl-based compound, and organic light emitting diode including styryl-based compound

Номер: US20130119355A1
Принадлежит: Samsung Display Co Ltd

A styryl-based compound represented by Formula 1, a composition containing the styryl-based compound, and an organic light-emitting diode (OLED) including the styryl-based compound: The styryl-based compound may exhibit high heat resistance and thus an OLED including the same may have low driving voltage, high brightness, high efficiency, and long lifetime.

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16-05-2013 дата публикации

Organic Electroluminescent Element, Material for Organic Electroluminescent Element, and Light Emitting Device, Display Device and Illumination Device Each Using the Element

Номер: US20130119359A1
Принадлежит: UDC IRELAND LIMITED

The disclosure relates to organic electroluminescent elements, materials for use in the elements, and devices using the elements, which include a compound represented by the following General Formula (1): 2. The organic electroluminescent element according to claim 1 , wherein in the General Formula (1) Rto Rare each selected from a hydrogen atom claim 1 , an alkyl group claim 1 , an aryl group claim 1 , a heteroaryl group claim 1 , —NYY claim 1 , —OY claim 1 , —SY claim 1 , a halogen atom claim 1 , and a silyl group claim 1 , and{'sup': 1', '4, 'wherein Yto Yeach independently represents an alkyl group, an aryl group or a heteroaryl group, and which may further have substituents.'}6. The organic electroluminescent element according to claim 4 , wherein in the General Formula (3) Land Leach independently represents an arylene group or a heteroarylene group.14. The organic electroluminescent element according to claim 1 , wherein the light emitting layer includes an anthracene-based host material.15. The organic electroluminescent element according to claim 1 , wherein the light emitting layer is formed by a vacuum deposition process.16. The organic electroluminescent element according to claim 1 , wherein the light emitting layer is formed by a wet process.17. A light emitting device comprising the organic electroluminescent element according to .18. A display device comprising the organic electroluminescent element according to .19. An illumination device comprising the organic electroluminescent element according to . This application claims the benefit of priority to Japanese Patent Application No. 2011-250945, filed Nov. 16, 2011, which is incorporated herein by reference in its entirety.The present invention relates to an organic electroluminescent element and a material for an organic electroluminescent element which can be used in the same. The present invention also relates to a light emitting device, a display device, or an illumination device each using ...

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23-05-2013 дата публикации

Organic luminescent material and organic electroluminescent apparatus

Номер: US20130126834A1
Принадлежит: Academia Sinica, AU OPTRONICS CORP

An organic luminescent material includes a host luminescent material and a guest luminescent material. The host luminescent material includes a compound represented by formula (1), where n is 0˜8; R 2 and R 3 respectively represent H, CF 3 , CN, CH 3 or C 5 H 11 ; R 1 is CH 3 or one of substituents shown as follows:

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23-05-2013 дата публикации

Novel organic compound and organic light-emitting device including same

Номер: US20130126857A1
Принадлежит: Canon Inc

A novel organic compound suitably used for a green-light-emitting device and an organic light-emitting device are provided. An organic light-emitting device and an image display apparatus containing a naphtho[2′,3′:5,6]indeno[1,2,3-cd]pyrene derivative represented by general formula (1) as a dopant: wherein in general formula (1), R 1 to R 16 are each independently selected from a hydrogen atom, a halogen atom, substituted or unsubstituted alkyl groups, substituted or unsubstituted alkoxy groups, substituted or unsubstituted amino groups, substituted or unsubstituted aryl groups, and substituted or unsubstituted heterocyclic groups, and at least one of R 3 , R 4 , R 9 , and R 10 is selected from substituted or unsubstituted aryl groups and substituted or unsubstituted heterocyclic groups.

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23-05-2013 дата публикации

LUMINESCENT COMPOUNDS, METHOD OF PREPARATION OF LUMINESCENT COMPOUNDS AND APPLICATIONS THEREOF

Номер: US20130131345A1
Принадлежит:

This invention relates to compounds of general formula (R′)Zn(L)(A)(XR), where L is a bi- or multifunctional organic neutral ligand or its deprotonated form, containing at least two heteroatoms selected from N, O, S, wherein at least one of the functional groups of the ligand is selected from —OH, —SH, —NH, —NHR, —COOH, —CONH, —CONRH or their deprotonated equivalents; A is an inorganic anion, X is oxygen or sulfur, R′ is C1-C10 alkyl, straight or branched, benzyl, phenyl cyclohexyl or halogen, R is hydrogen, alkyl or aryl, x is a number from 0 to 6, y is a number from 1 to 12, z is a number from 1 to 12, n is a number from 0 to 6, m is a number from 0 to 6, wherein x≠0, n≠0 and m≠0 at the same time and if n and m=0, then x≠z. The invention also relates to the method of preparation of these compounds and applications thereof. 1. Compounds of general formula (R′)(Zn(L)(A)(XR) , where L is a bi- or multifunctional organic neutral ligand or its deprotonated form , containing at least two heteroatoms selected from N , O , S , wherein at least one of the functional groups of the ligand is selected from —OH , —SH , —NH , —NHR , —COON , —CONH , —CONRH or their deprotonated equivalents; A is an inorganic anion , X is oxygen or sulfur , R′ is C1-C10 alkyl , straight or branched , benzyl , phenyl , cyclohexyl or halogen , R is hydrogen , alkyl or aryl , x is a number from 0 to 6 , y is a number from 1 to 12 , z is a number from 1 to 12 , n is a number from 0 to 6 , m is a number from 0 to 6 , wherein x≠0 , n≠0 and m≠0 at the same time and if n and m=0 , then x≠z.2. Compounds according to claim 1 , wherein the inorganic anion A is an anion originating from an oxyacid claim 1 , a binary acid claim 1 , an acid anhydride claim 1 , oxygen claim 1 , sulfur claim 1 , selenium claim 1 , or tellurium.3. Compounds according to claim 2 , wherein the inorganic anion A is O claim 2 , S claim 2 , Se claim 2 , Te claim 2 , CO claim 2 , SO claim 2 , SO claim 2 , CSO claim 2 , CS claim 2 , BO ...

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30-05-2013 дата публикации

Organic light-emitting material, organic light-emitting element using the same and method of forming the same

Номер: US20130137206A1
Принадлежит: National Chiao Tung University NCTU

The present invention provides compound of formula (I) wherein each substituent is defined in the specification. The compound may be used, in combination with other organic light-emitting materials, in a light-emitting layer of an organic light-emitting element. The present invention also provides an organic light-emitting element including a first electrode, a second electrode and at least three layers of organic material layers disposed between the first electrode and the second electrode, wherein the layer used as a light-emitting layer contains a compound of formula (I). Further, an all-solution process, which is used for fabricating the organic light-emitting element of the present invention, has the advantages such as avoiding miscibility among the layers to fabricate an element with a large surface area and lower production cost.

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30-05-2013 дата публикации

LUMINOPHORES

Номер: US20130137869A1
Принадлежит: UNIVERSITY OF YORK

There is described a non-planar iridium-ligand complex with accessible triplet states and a molecular structure that confers liquid-crystal like properties. 1. A non-planar iridium-ligand complex with accessible triplet states and a molecular structure that confers liquid-crystal like properties.2. A non-planar iridium-ligand complex according to wherein the molecular structure comprises a liquid crystal.3. A non-planar iridium-ligand complex according to wherein the molecular structure comprises a liquid crystal.4. A non-planar iridium-ligand complex according to wherein the complex may comprise three or four ligands.5. A non-planar iridium-ligand complex according to wherein the first and second ligands each comprise a pair of identical C claim 1 ,N bidentate ligands.6. A non-planar iridium-ligand complex according to wherein the complex comprises a pair of identical C claim 1 ,N bidentate ligands and either two other monodentate ligands or a further single bidentate ligand.9. A non-planar iridium-ligand complex according to wherein the complex comprises at least one ligand comprising a compound of formula I in which Rand Rare both hydrogen.10. A non-planar iridium-ligand complex according to wherein the complex comprises at least one ligand comprising a compound of formula I in which Rand Rtogether form a 5- or 6-membered carbocyclic ring or a heterocyclic ring.11. A non-planar iridium-ligand complex according to wherein the third and fourth ligand claim 1 , which may be the same or different claim 1 , is selected from the group consisting of one or more of halogen claim 1 , a sulfoxide claim 1 , carbon monoxide claim 1 , halogen claim 1 , or a simple monodentate anionic ligand or the third and fourth ligand together are a diketone or a tetraketone.12. A non-planar iridium-ligand complex according to wherein third and fourth ligands claim 1 , which may be the same or different claim 1 , are each selected from the group consisting of one or more of halogen claim 1 ...

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06-06-2013 дата публикации

Bicarbazole compounds for oleds

Номер: US20130140549A1
Принадлежит: Universal Display Corp

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.

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13-06-2013 дата публикации

COPPER (I) COMPLEXES FOR OPTOELECTRONIC DEVICES

Номер: US20130150581A1
Принадлежит: CYNORA GmbH

The invention relates to neutral mononuclear copper (I) complexes for emitting light and with a structure according to formula (A) in which: M represents: Cu(I); L∩L represents: a single, negatively charged, bidentate ligand; N∩N represents: a diimine ligand (substituted with R and FG), in particular a substituted 2,2′-bipyridine derivative (bpy) or a substituted 1,10-phenanthroline derivative (phen); R represents: at least one sterically demanding substituent for preventing the planarisation of the complex in the excited state; FG=functional group, and represents: at least one second substituent for increasing solubility in organic solvents. The substituent can also be used for electron transport or alternatively for hole transport, said functional group being bound to the diimine ligands either directly or by means of suitable bridges; and the copper (I) complex: having a ΔE(S−T) value of less than 2500 cmbetween the lowest excited singlet state (S) and the triplet state (T) which lies below; having an emission lifespan of at most 20 μs; having an emission quantum yield of greater than 40%, and a solubility of at least 1 g/L in organic solvents, in particular polar organic hydrocarbons such as acetone, methyl ethyl ketone, benzene, toluene, chlorobenzene, dichlorobenzene, dichloromethane, chloroform, dichloroethane, tetrachloroethylene, alcohols, acetonitrile or water. 216-. (canceled) The present invention relates to the use of soluble copper(I) complexes (Cu(I)-complexes) as emitters in OLEDs (organic light-emitting diodes) and in other optoelectronic devices.A dramatic change is currently on the horizon in the field of visual display and illumination technology. It will be possible to manufacture flat displays or illuminated surfaces having a thickness of less than 0.5 mm. These are notable for many fascinating properties. For example, it will be possible to achieve illuminated surfaces in the form of wallpaper with very low energy consumption. It is also of ...

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04-07-2013 дата публикации

Cyclometallated tetradentate platinum complexes

Номер: US20130168656A1
Принадлежит: Universal Display Corp

Novel phosphorescent platinum complexes containing tetradentate ligands are provided. The disclosed compounds have three 6-membered metallocycle units in each tertadentate ligand. The disclosed compounds have desirable electronic properties that make them useful when incorporated into a variety of OLED devices.

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11-07-2013 дата публикации

INDENOPERYLENE COMPOUND, MATERIAL FOR ORGANIC THIN-FILM PHOTOVOTAIC CELL CONTAINING INDENOPERYLENE DERIVATIVE AND ORGANIC THIN FILM PHOTOVOTAIC CELL USING SAME

Номер: US20130174910A1
Принадлежит: IDEMITSU KOSAN CO., LTD.

An indenoperylene derivative represented by a formula (A-1), wherein in the formula (A-1), at least one of Rto Ris an amino group represented by the formula (A-2). In the formula (A-2), Rand Rare a substituted or unsubstituted aryl group having 6 to 40 ring carbon atoms or a substituted or unsubstituted alkyl group having 1 to 40 carbon atoms. 4. A material for an organic thin film solar cell comprising the indenoperylene derivative according to .5. An organic thin film solar cell comprising the indenoperylene derivative according to .6. An organic thin film solar cell comprising at least a p layer claim 1 , wherein the p layer comprises the indenoperylene derivative according to .7. An organic thin film solar cell comprising at least a p layer and an n layer claim 1 , wherein the n layer comprise a fullerene derivative and the p layer comprises the indenoperylene derivative according to .10. An organic thin film solar cell comprising the material for an organic thin film solar cell according to .11. An organic thin film solar cell having at least a p layer claim 8 , wherein the p layer comprises the material for an organic thin film solar cell according to .12. An organic thin film solar cell comprising at least a p layer and an n layer claim 8 , wherein the n layer comprises a fullerene derivative and the p layer comprises the material for an organic thin film solar cell according to . The invention relates to a novel indenoperylene derivative, a material for an organic thin film solar cell comprising the same, and an organic thin film solar cell using the same. The invention relates to a material for an organic thin film solar cell comprising an indenoperylene derivative and an organic thin film solar cell using the same.An organic thin film solar cell is a device which outputs electric power through input of light. In this regard, it is a device which shows a response opposite to an organic electroluminescence (EL) device which outputs light through input of ...

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18-07-2013 дата публикации

NITROGEN-CONTAINING GRAPHENE STRUCTURE AND PHOSPHOR DISPERSION

Номер: US20130181165A1
Принадлежит: KABUSHIKI KAISHA TOYOTA CHUO KENKYUSHO

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. 1. A nitrogen-containing graphene structure comprising:a graphene structure having a monolayer or multilayer graphene nanosheet; andnitrogen introduced into the graphene structure.2. The nitrogen-containing graphene structure according to claim 1 , comprising:the graphene structure having a sheet portion made 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; anda 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 the carbon atom on the side shared with the terminal six-membered ring).3. The nitrogen-containing graphene structure according to claim 2 , having a nitrogen content of 0.5 wt % or greater but not ...

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18-07-2013 дата публикации

Organic el display and method of manufacturing the same

Номер: US20130183781A1
Принадлежит: Sony Corp

An organic EL display including lower electrodes arranged on a substrate to correspond to first organic EL elements of blue and second organic EL elements of any other color, respectively; hole injection/transport layers arranged on the lower electrodes; second organic light-emitting layers of the other color arranged on the hole injection/transport layers for the second organic EL elements; a first organic light-emitting layer of blue arranged on whole surfaces of the second organic light-emitting layers and the hole injection/transport layers for the first organic EL elements; an electron injection/transport layer arranged on a whole surface of the first light-emitting layer, the electron injection/transport layer made of a nitrogen-containing heterocyclic compound with an electron mobility of 1.0×10 −6 cm 2 /Vs to 1.0×10 −1 cm 2 /Vs both inclusive and having one or both of electron injection properties and electron transport properties; and an upper electrode arranged on the electron injection/transport layer.

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25-07-2013 дата публикации

Chrysene derivative materials

Номер: US20130187140A1
Принадлежит: EI Du Pont de Nemours and Co

There is provided an electroluminescent composition. The composition includes a material having Formula I In Formula I: R 1 is the same or different at each occurrence and is selected from D, alkyl, alkoxy, silyl, and siloxane, or adjacent R 1 groups may be joined together to form a 5- or 6-membered aliphatic ring; Ar 1 and Ar 2 are the same or different and are aryl groups; a is an integer from 0 to 6; b is an integer from 0 to 2; and c is an integer from 0 to 3.

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25-07-2013 дата публикации

Organic el device and anthracene derivative

Номер: US20130187143A1
Принадлежит: Individual

An organic EL device includes: an anode for injecting holes; a phosphorescent-emitting layer; a fluorescent-emitting layer; and a cathode for injecting electrons. The phosphorescent-emitting layer contains a phosphorescent host and a phosphorescent dopant for phosphorescent emission. The fluorescent-emitting layer contains a fluorescent host and a fluorescent dopant for fluorescent emission. The fluorescent host is at least one of an asymmetric anthracene derivative represented by a formula (1) below and a pyrene derivative represented by a formula (2) below.

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08-08-2013 дата публикации

LIGHT-EMITTING ARRANGEMENT WIHT ORGANIC PHOSPHOR

Номер: US20130200782A1
Принадлежит: KONINKLIJKE PHILIPS ELECTRONICS N.V.

The invention provides a light-emitting arrangement comprising: a light source adapted to emit light of a first wavelength; a wavelength converting member comprising an organic wavelength converting material adapted to receive light of said first wavelength and to convert at least part of the received light to light of a second wavelength, said wavelength converting member and said light source being mutually spaced apart; and a sealing structure at least partially surrounding said wavelength converting member to form a sealed cavity containing at least said wavelength converting member, the gas pressure within said sealed cavity being 1*10bar (1 Pa) or less. At such pressure, the organic phosphor has been found to have particularly good stability, thus resulting in a longer life time of the phosphor. 1. A light-emitting arrangement , comprising:a light source adapted to emit light of a first wavelength, anda wavelength converting member comprising an organic wavelength converting material adapted to receive light of said first wavelength and to convert at least part of the received light to light of a second wavelength, wherein the wavelength converting member comprises a polymeric matrix or carrier for the organic wavelength converting material, said wavelength converting member and said light source being mutually spaced apart; anda sealing structure at least partially surrounding said wavelength converting member and forming a sealed cavity containing at least said wavelength converting member, the gas pressure within said sealed cavity being 1 Pa or less.2. A light-emitting arrangement according to claim 1 , wherein the gas pressure within said sealed cavity is 1 mPa or less.3. A light-emitting arrangement according to claim 1 , wherein the sealed cavity is hermetically sealed.4. A light-emitting arrangement according to claim 1 , wherein the sealed cavity further comprises an adsorbent material.5. A light-emitting arrangement according to claim 1 , wherein the ...

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15-08-2013 дата публикации

FLUORESCENT COMPOUND, MAKING METHOD, AND FLUORESCENT RESIN COMPOSITION

Номер: US20130207041A1
Автор: Ito Yusuke, KIYOMORI Ayumu
Принадлежит: SHIN-ETSU CHEMICAL CO., LTD.

Novel fluorescent compounds having a specific structure are provided. They have improved solubility in organic solvents and compatibility even with low polar resins, especially silicone resins. Using the compounds, transparency fluorescent resin compositions are formulated. Since the fluorescent compound is a single compound, it can be purified to a high purity and has a high fluorescence efficiency. 2. The fluorescent compound of wherein the siloxane-containing group having formula (2) contains at least 5 silicon atoms in total.3. The fluorescent compound of wherein Rand/or Rin formula (1) is a siloxane-containing group having formula (2).4. The fluorescent compound of wherein Rand/or Rin formula (1) is biphenyl.5. A fluorescent resin composition comprising the fluorescent compound of and a resin.6. The composition of wherein the resin is a silicone resin. This non-provisional application claims priority under 35 U.S.C. §119 (a) on Patent Application No. 2012-027589 filed in Japan on Feb. 10, 2012, the entire contents of which are hereby incorporated by reference.This invention relates to novel fluorescent compounds, a method of preparing the same, and fluorescent resin compositions.Organic compounds having a fluorescent chromophore (to be referred to as “fluorescent compounds”, hereinafter) are often used as fluorescent ink or pigment to offer a colorant for paper, fibers and resins partly because they are less expensive than fluorescent inorganic compounds.The colorants are generally classified into two categories, dyes and pigments. The pigment is an agglomerate of molecules having a chromophore and has a large particle size whereas the dye is a chromophore-containing molecule which is dissolvable in media including solvents and resins. In general, those materials colored with pigments are inferior in transparency, lightness and color saturation to those materials colored with dyes, because the pigment colorants have a larger particle size.Except fluorescent ...

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15-08-2013 дата публикации

MATERIALS FOR ORGANIC ELECTROLUMINESCENT DEVICES

Номер: US20130207046A1
Принадлежит: Merck Patent GmBH

The present invention relates to compounds of the formula (1) which are suitable for use in electronic devices, in particular organic electroluminescent devices, and to electronic devices which comprise these compounds. 114-. (canceled)19. The compound according to claim 17 , wherein Aris a group of the formula (6) claim 17 , (7) claim 17 , (8) claim 17 , (9) or (21).20. The compound according to claim 18 , wherein Aris a group of the formula (6a) claim 18 , (7a) claim 18 , (8a) claim 18 , (9a) or (21a).21. The compound according to claim 15 , wherein the groups Arand Arare different from one another.25. A process for the preparation of the compound according to which comprises coupling a spirobifluorene derivative which is substituted in the 2-position by a reactive leaving group toa) a primary amine, followed by coupling to a further aromatic group which is substituted by a reactive leaving group, orb) to a secondary amine, orc) to a triarylamine derivative.26. A formulation claim 15 , comprising at least one compound according to and at least one solvent.27. A solution claim 15 , dispersion or mini-emulsion comprising at least one compound according to and at least one organic solvent.28. A mixture comprising at least one compound according to and at least one further compound.29. An electronic device comprising the compound according to .30. An electronic device comprising the formulation according to .31. The electronic device according to claim 29 , wherein the electronic device is an organic electroluminescent device (organic light-emitting diode claim 29 , OLED) claim 29 , an organic integrated circuit (O-IC) claim 29 , an organic field-effect transistor (O-FET) claim 29 , an organic thin-film transistor (O-TFT) claim 29 , an organic light-emitting transistor (O-LET) claim 29 , an organic solar cell (O-SC) claim 29 , an organic dye-sensitised solar cell (ODSSC) claim 29 , an organic optical detector claim 29 , an organic photoreceptor claim 29 , na organic ...

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15-08-2013 дата публикации

Modified bodipy dye matrix

Номер: US20130208445A1
Принадлежит:

The present disclosure is directed towards a modified BODIPY dye matrix, luminescence-based pixels, luminescence-based sub-pixels, and methods using a modified BODIPY dyes. The modified BODIPY dye matrix includes a modified BODIPY dye and a polymer matrix including a radiation absorber. 2. The modified BODIPY dye matrix of claim 1 , wherein the radiation absorber includes an emissive polymer selected from the group of poly(9 claim 1 ,9′-dioctylfluorene-co-benzothiadiazole) claim 1 , poly[2-methoxy-5-(2′-ethyl-hexyloxy)-1 claim 1 ,4-phenylene vinylene] claim 1 , polyfluorenes claim 1 , substituted polyfluorenes claim 1 , polycarbazoles claim 1 , substituted polycarbazoles claim 1 , co-polymers of fluorene and carbazole claim 1 , co-polymers of fluorene and benzothiadiazole claim 1 , copolymers of fluorene and phenothiazine claim 1 , and mixtures thereof.3. The modified BODIPY dye matrix of claim 1 , wherein the radiation absorber is selected from the group of BODIPY dyes claim 1 , perylenes claim 1 , pyromethenes claim 1 , rhodamines claim 1 , sulforhodamines claim 1 , coumarins claim 1 , aluminum quinoline complexes claim 1 , porphyrins claim 1 , porphins claim 1 , indocyanine dyes claim 1 , phenoxazine derivatives claim 1 , phthalocyanine dyes claim 1 , polymethyl indolium dyes claim 1 , polymethine dyes claim 1 , guaiazulenyl dyes claim 1 , croconium dyes claim 1 , polymethine indolium dyes claim 1 , metal complex IR dyes claim 1 , cyanine dyes claim 1 , squarylium dyes claim 1 , chalcogeno-pyryloarylidene dyes claim 1 , indolizine dyes claim 1 , pyrylium dyes claim 1 , quinoid dyes claim 1 , quinone dyes claim 1 , azo dyes claim 1 , and mixtures and derivatives thereof.4. The modified BODIPY dye matrix of claim 1 , wherein the radiation absorber absorbs electromagnetic radiation having a wavelength of 300 nm to 800 nm.5. The modified BODIPY dye matrix of claim 1 , wherein the modified BODIPY dye is uniformly distributed in the polymer matrix.6. The modified ...

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22-08-2013 дата публикации

Monoamine compound, charge-transporting material, and organic electroluminescent device

Номер: US20130214263A1
Принадлежит: Mitsubishi Chemical Corp

The present invention provides an organic electroluminescent device exhibiting a long life, a high luminance, and a high efficiency. An organic electroluminescent device comprising on a substrate an anode, a hole transport layer, an organic light-emitting layer, and a cathode, wherein the organic light-emitting layer contains an organic compound having a pyridine ring, a pyrazine ring, or a triazine ring as a partial structure and the hole transport layer contains a monoamine compound represented by the following formula (I): wherein R 1 to R 9 represent a hydrogen atom, an aryl group, or an alkyl group; R 1 to R 9 may be the same or different from each other; and R 1 to R 9 may further have an aryl group or an alkyl group as a substituent in the case where R 1 to R 9 are an aryl group or an alkyl group.

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22-08-2013 дата публикации

Triazine ring-containing polymer and membrane-forming composition containing the same

Номер: US20130214372A1
Принадлежит: Nissan Chemical Corp

Disclosed is a triazine ring-containing hyperbranched polymer containing a repeating unit structure represented by the expression (1). By this means, it is possible to achieve a triazine ring-containing polymer which, alone, has high heat resistance, high transparency, high refractive index, high light resistance, high solubility, low volume shrinkage without adding metal oxides; and also a membrane-forming composition containing the same. (In the formula, R and R′ represent independently a hydrogen atom, an alkyl group, an alkoxy group, an aryl group, or an aralkyl group, and A represents an alkylene group optionally having a branched or alicyclic structure of 1 to 20 carbon atoms.)

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29-08-2013 дата публикации

METHOD OF SHIELDING ULTRAVIOLET LIGHT AND INCREASING VISIBLE LIGHT, AND ULTRAVIOLET-LIGHT-SHIELDING AND VISIBLE-LIGHT-INCREASING MATERIAL WHICH ENABLES IMPLEMENTATION OF THE METHOD

Номер: US20130221239A1
Автор: Tsujiuchi Yutaka
Принадлежит:

Provided is a method of shielding ultraviolet light and increasing visible light, enabling shielding or removal of ultraviolet light, transmission of visible light, effective utilization of ultraviolet energy to obtain visible light, and not requiring use of rare metal thus being low in cost. The method has: a first excitation step of exciting a fluorescent material by external light of 200 nm to 330 nm: an internal light emission step in which the fluorescent material excited in the first excitation step emits internal light of 330 nm to 400 nm; a second excitation step of exciting the same or a different fluorescent material by external light of 330 nm to 400 nm and by the internal light of 330 nm to 400 nm; and a visible light emission step in which the fluorescent material excited in the second excitation step emits visible light of 400 nm or more. 1. A method of shielding ultraviolet light and increasing visible light , the method comprising:a first excitation step of exciting a fluorescent material by external light of 200 nm to 330 nm:an internal light emission step in which the fluorescent material excited in the first excitation step emits internal light of 330 nm to 400 nm;a second excitation step of exciting said or a different fluorescent material by external light of 330 nm to 400 nm and by said internal light of 330 nm to 400 nm; anda visible light emission step in which the fluorescent material excited in the second excitation step emits visible light of 400 nm or more.2. The method of shielding ultraviolet light and increasing visible light according to claim 1 , wherein an emission peak wavelength λof the internal light emitted in the internal light emission step and an excitation wavelength λat which an emission peak of the visible light is obtained when the fluorescent material excited in the second excitation step emits the visible light claim 1 , have a relation λ=“λ−22” to “λ+22”.3. The method of shielding ultraviolet light and increasing ...

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29-08-2013 дата публикации

PHOSPHORESCENT ORGANOMETALLIC IRIDIUM COMPLEX, LIGHT-EMITTING ELEMENT, LIGHT-EMITTING DEVICE, ELECTRONIC DEVICE, AND LIGHTING DEVICE

Номер: US20130221278A1

A novel phosphorescent organometallic iridium complex is provided in which a coordination position of a ligand with respect to a metal can be controlled in synthesis. A novel phosphorescent organometallic iridium complex is provided which can keep high quantum efficiency and can emit phosphorescence in the blue to green wavelength region. A phosphorescent organometallic iridium complex which includes a structure represented by General Formula (G1) and whose ligand is a 4H-1,2,4-triazole compound which has an unsubstituted phenyl group at the 3-position, a substituted or unsubstituted phenyl group at the 4-position, and a phenyl group at the 5-position. In the phenyl group at the 5-position, an alkyl group is bonded to at least one of the ortho-positions, and the other of the ortho-positions, the meta-positions, and the para-position are substituted or unsubstituted. 7. An electronic device comprising the light-emitting device according to .8. A lighting device comprising the light-emitting device according to .12. The light-emitting device according to claim 9 , wherein the first organic compound is selected from an aromatic amine claim 9 , a carbazole derivative claim 9 , a nitrogen-containing heterocyclic compound claim 9 , a thiophene derivative claim 9 , a furan derivative claim 9 , and a metal complex.13. The light-emitting device according to claim 9 , further comprising a second organic compound in the light-emitting layer claim 9 ,wherein:the first organic compound is a nitrogen-containing heteroaromatic compound; andthe second organic compound is selected from a carbazole derivative, an indole derivative and an aromatic amine.14. An electronic device comprising the light-emitting device according to .15. A lighting device comprising the light-emitting device according to .19. The light-emitting device according to claim 16 ,wherein:the first compound is a nitrogen-containing heteroaromatic compound; andthe second compound is selected from a carbazole ...

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29-08-2013 дата публикации

ARYLAMINE COMPOUND

Номер: US20130225858A1
Принадлежит:

An arylamine compound including: a partial structure shown in formula (1-1) or (1-2), wherein either X or Y is one of leaving substituents and the other is a hydrogen atom; either (X, X) or (Y, Y) is one of the leaving substituents respectively and the other is the hydrogen atom respectively; each of Q, Q, Q, Q, Q, and Qis selected from the hydrogen atom, a halogen atom, organic substituents other than the leaving substituents, and an atomic bonding to link with an adjacent arylamine group respectively; and adjacent two substituents selected from Q, Q, Q, Q, Q, and Qmay be linked together to form the ring which may be a part of an arylamine group. 2. The arylamine compound according to claim 1 ,wherein the leaving substituents comprise at least one of ether groups and acyloxy groups.3. The arylamine compound according to claim 1 ,wherein the arylamine compound is a triarylamine compound.5. The arylamine compound according to claim 4 ,wherein one or two substituents selected from ether groups and acyloxy groups link with a cyclohexenyl group or a cyclohexadienyl group.6. The arylamine compound according to claim 4 ,{'sub': 1', '6', '2', '3', '3', '4', '4, 'wherein one or two pairs of Qand Q, Qand Q, Qand Q, and Qand QS link together to form multi condensed aryl ring.'}7. The arylamine compound according to claim 1 ,wherein the arylamine compound is an organic electroluminescence material.8. An ink comprising:{'claim-ref': {'@idref': 'CLM-00001', 'claim 1'}, 'the arylamine compound according to .'}9. A method for producing an arylamine compound comprising:{'claim-ref': {'@idref': 'CLM-00001', 'claim 1'}, 'applying external stimulus to the arylamine compound according to , and'}eliminating the leaving substituent to form double bonding.10. The method for producing the arylamine compound according to claim 9 ,wherein the method for producing an arylamine compound comprises:{'claim-ref': {'@idref': 'CLM-00001', 'claim 1'}, 'applying external stimulus to a film formed of ...

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05-09-2013 дата публикации

RARE EARTH METAL COMPLEX

Номер: US20130231468A1
Автор: Yamashita Takeshi
Принадлежит:

Provided is a rare earth metal complex including a rare earth metal atom and a β-diketone compound coordinated to the rare earth metal atom, the β-diketone compound being represented by the following Formula (1). In Formula (1), Rrepresents a hydrogen atom, a halogen atom, an alkyl group, a perfluoroalkyl group, an alkoxy group, a perfluoroalkoxy group, a nitro group, an amino group, a sulfonyl group, a cyano group, a silyl group, a phosphone group, a diazo group, a mercapto group, an aryl group, an aralkyl group, an aryloxy group, an aryloxycarbonyl group, an allyl group, an acyl group, or an acyloxy group. 2. The rare earth metal complex according to claim 1 , having maximum absorption at a wavelength of 350 nm or more.4. The rare earth metal complex according to claim 1 , wherein the rare earth metal atom is europium (Eu) claim 1 , terbium (Tb) claim 1 , erbium (Er) claim 1 , ytterbium (Yb) claim 1 , neodymium (Nd) or samarium (Sm).5. The rare earth metal complex according to claim 1 , wherein Rin Formula (1) represents an electron attracting group.6. The rare earth metal complex according to claim 1 , wherein Rin Formula (1) represents a halogen atom or a perfluoroalkyl group. The present invention relates to a rare earth metal complex that can be excited by excitation light having a longer wavelength than in conventional rare earth metal complexes.Conventionally, various rare earth-based light emitting materials are known. In lighting apparatuses and display apparatuses, light emitting devices are used in which light of a discharge lamp or a semiconductor light emitting element is color-converted with a fluorescent material.In recent years, particularly, fluorescent materials using a rare earth metal complex has been expected to be applied in a variety of fields in terms of having high solubility in solvents and high dispersibility in resin, unlike inorganic fluorescent materials. For example, there have been proposed various applications of fluorescent ...

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05-09-2013 дата публикации

Cyclometalated Au(III) Complexes Suitable for Electroluminescent Devices

Номер: US20130231482A1
Принадлежит: Universitaet Zuerich

Monocyclometalated Au(III) complexes, cis-[(N̂C)AuL 1 L 2 ] and cis-[(N̂C)Au L 1 ̂L 2 ] represented by generic chemical formulae 1a and 1b respectively with ligands L 1 and L 2 being either similar (L 1 =L 2 ) or dissimilar (L 1 ≠L 2 ) but with at least one of either (L 1 or L 2 ) comprising a σ-donating carbanionic group is described here. Also described are Au(III) complexes of formula in which L 3 denotes a neutral donor ligand bound in a tridentate fashion. The complexes depicted by the formulae 1a, 1b and 1c in the present invention are suitable as emissive phosphorescent organometallic materials in OLEDs.

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12-09-2013 дата публикации

CHROMOPHORIC POLYMER DOTS

Номер: US20130234067A1
Принадлежит:

The present invention provides, among other aspects, stabilized chromophoric nanoparticles. In certain embodiments, the chromophoric nanoparticles provided herein are rationally functionalized with a pre-determined number of functional groups. In certain embodiments, the stable chromophoric nanoparticles provided herein are modified with a low density of functional groups. In yet other embodiments, the chromophoric nanoparticles provided herein are conjugated to one or more molecules. Also provided herein are methods for making rationally functionalized chromophoric nanoparticles. 1. A rationally functionalized chromophoric nanoparticle comprising a semiconducting polymer , having a pre-defined number of functional groups attached to the surface of the nanoparticle.2. The chromophoric nanoparticle of claim 1 , wherein a single functional group is attached to the surface of the nanoparticle.3. The chromophoric nanoparticle of claim 1 , wherein two functional groups are attached to the surface of the nanoparticle.4. The chromophoric nanoparticle of claim 1 , wherein three functional groups are attached to the surface of the nanoparticle.5. The chromophoric nanoparticle according to any one of to claim 1 , wherein the chromophoric nanoparticle consists of a single semiconducting polymer.6. The chromophoric nanoparticle according to any one of to claim 1 , wherein the functional groups are hydrophilic functional groups.7. The chromophoric nanoparticle according to any one of to claim 1 , wherein the functional groups are hydrophobic functional groups.8. The chromophoric nanoparticle according to any one of to claim 1 , wherein the functional groups are suitable for bioconjugation.9. The chromophoric nanoparticle of claim 5 , wherein the number of functional groups attached to the surface of the nanoparticle is controlled by solvent washing.10. The chromophoric nanoparticle of claim 5 , wherein the chromophoric nanoparticle is formed by collapse of the single ...

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12-09-2013 дата публикации

AMINE-BASED COMPOUND, ORGANIC LIGHT-EMITTING DIODE INCLUDING THE SAME, AND ORGANIC LIGHT-EMITTING APPARATUS INCLUDING THE AMINE-BASED COMPOUND

Номер: US20130234118A1
Принадлежит: SAMSUNG DISPLAY CO. LTD.

Embodiments of the present invention include an amine-based compound represented by Formula 1, an organic light-emitting diode including the amine-based compound, and an organic light-emitting apparatus including the amine-based compound. 2. The amine-based compound of claim 1 , wherein in Formula 2A:{'sub': 1', '11', '12', '13, 'claim-text': {'sub': 11', '6', '20', '6', '20', '2', '1', '20', '1', '20', '1', '20, 'Ris one selected from a C-Caryl group; or a C-Caryl group substituted with at least one selected from deuterium, —F, —Cl, —Br, —I, —CN, a hydroxyl group, a —NOgroup, an amino group, an amidino group, hydrazine, hydrazone, a carboxylic acid group or salt thereof, a sulfonic acid group or salt thereof, a phosphoric acid group or salt thereof, a C-Calkyl group, a C-Calkyl group substituted with at least one —F, or C-Calkoxy group, and'}, 'Tis O, S, N(R), or C(R)(R), wherein{'sub': 12', '13', '1', '20', '1', '20', '2', '6', '20', '6', '20', '2', '1', '20', '1', '20', '1', '20, 'Rand Rare each independently one selected from a C-Calkyl group; a C-Calkyl group substituted with at least one selected from deuterium, —F, —Cl, —Br, —I, —CN, a hydroxyl group, a —NOgroup, an amino group, an amidino group, hydrazine, hydrazone, a carboxylic acid group or salt thereof, a sulfonic acid group or salt thereof, a phosphoric acid group or salt thereof; a C-Caryl group; or a C-Caryl group substituted with at least one selected from deuterium, —F, —Cl, —Br, —I, —CN, a hydroxyl group, a —NOgroup, an amino group, an amidino group, hydrazine, hydrazone, a carboxylic acid group or salt thereof, a sulfonic acid group or salt thereof, a phosphoric acid group or salt thereof, a C-Calkyl group, or a C-Calkyl group substituted with at least one —F, and C-Calkoxy group;'}{'sub': 1', '2', '2', '1', '20', '1', '20', '1', '20', '1', '20', '2, 'Rand Rare each independently one selected from deuterium; —F; —Cl; —Br; —I; —CN; a hydroxyl group; a —NOgroup; an amino group; amidino group; a ...

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19-09-2013 дата публикации

Light-emitting element, light-emitting device, electronic device, and lighting device

Номер: US20130240851A1
Принадлежит: Semiconductor Energy Laboratory Co Ltd

A light-emitting element having high external quantum efficiency is provided. A light-emitting element having a long lifetime is provided. A light-emitting element includes a light-emitting layer between a pair of electrodes. The light-emitting layer contains at least a phosphorescent compound, a first organic compound (host material) having an electron-transport property, and a second organic compound (assist material) having a hole-transport property. The light-emitting layer has a stacked-layer structure including a first light-emitting layer and a second light-emitting layer, and the first light-emitting layer contains a higher proportion of the second organic compound than the second light-emitting layer. In the light-emitting layer (the first light-emitting layer and the second light-emitting layer), a combination of the first organic compound and the second organic compound forms an exciplex.

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26-09-2013 дата публикации

THERMOPLASTIC RESIN COMPOSITION, PRODUCTION METHOD OF THERMOPLASTIC RESIN COMPOSITION, MOLDING MATERIAL, AND LIGHT-EMITTING BODY

Номер: US20130248765A1
Автор: Aoki Yutaka, Niino Hiroshi
Принадлежит: MITSUBISHI RAYON CO., LTD.

Disclosed is a production method of a thermoplastic resin composition comprising: blending a thermoplastic resin (A) and a metal complex (B) and a ligand (C2), wherein the metal complex (B) has a ligand (C1) coordinated therein, and wherein the ligand (C2) has a higher boiling point than the ligand (C1) under atmospheric pressure, and then heating and mixing the resulting blend at a temperature of not less than a boiling point of the ligand (C1) and not more than a boiling point of the ligand (C2), to produce a thermoplastic resin composition that can provide a light-emitting body at low cost in which a light-emitting material is dispersed in the resin in a good dispersion state, excellent in transparency and excellent in light-emitting properties of visible light; a molding material obtained by molding the thermoplastic resin composition; and a light-emitting body obtained by molding the thermoplastic resin composition. 1. A production method of a thermoplastic resin composition ,blending a thermoplastic resin (A) and a metal complex (B) and a ligand (C2), wherein the metal complex (B) has a ligand (C1) coordinated therein, and wherein the ligand (C2) has a higher boiling point than the ligand (C1) under atmospheric pressure,and then heating and mixing the resulting blend at a temperature of not less than the boiling point of the ligand (C1) and not more than the boiling point of the ligand (C2).2. The production method of a thermoplastic resin composition according to claim 1 , wherein the ligand (C2) has one or two functional groups that can form a chemical bond with a metal claim 1 , and one or two unshared electron pairs that can be physically interactive with the metal claim 1 , in the ligand molecule.3. The production method of a thermoplastic resin composition according to claim 1 , wherein the ligand (C2) is a compound other than polyalkylene glycol.4. The production method of a thermoplastic resin composition according to claim 1 , wherein the ligand (C1) ...

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26-09-2013 дата публикации

Charge transport layers and films containing the same

Номер: US20130248830A1

The invention provides a film comprising at least two layers, Layer A and Layer B, and wherein Layer(A) is formed from a Composition A comprising at least one compound selected from Formula A: wherein Np is selected from 1-naphthyl or 2-naphthyl, and wherein each R is described herein; and wherein Layer B is formed from a Composition B comprising at least one “HTL compound;” and wherein Layer A is not adjacent to Layer B. The invention also provides a composition comprising at least one compound selected from Formula A: wherein each R is described herein, and wherein the compound has a Tg greater than, or equal to, 115° C.

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26-09-2013 дата публикации

Fluorene dimers and trimers

Номер: US20130248840A1
Принадлежит: General Electric Co

Solution processes for fabricating an optoelectronic devices include contacting an electroluminescent layer comprising an alcohol-insoluble electroluminescent polymer with an alcoholic solution of a compound of formula Ia to form an electron transporting layer directly disposed on the electroluminescent layer; and depositing a metal cathode layer on the electron transporting layer; wherein R 1 is, independently at each occurrence, C 1-20 hydrocarbyl; at least one of R 1 is R 3 ; R 2 is independently at each occurrence hydrogen, C 1-20 hydrocarbyl, C 1-20 hydrocarbyloxy, C 1-20 thioether, C 1-20 hydrocarbylcarbonyloxy or cyano; R 3 is C 1-20 hydrocarbyl containing at least one S, N, O or P atom between carbon atoms; a is independently at each occurrence 0, 1 or 2; and n is 0 or 1.

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26-09-2013 дата публикации

ELECTROACTIVE MATERIALS

Номер: US20130248847A1
Принадлежит: E I DU PONT DE NEMOURS AND COMPANY

There is disclosed a compound having Formula I 5. The compound of claim 1 , wherein Arand Arare selected from the group consisting of phenyl claim 1 , biphenyl claim 1 , terphenyl claim 1 , deuterated derivatives thereof claim 1 , and derivatives thereof having one or more substituents selected from the group consisting of alkyl claim 1 , alkoxy claim 1 , silyl claim 1 , and a substituent with a crosslinking group.6. The compound of claim 1 , wherein a=0.7. The compound of claim 2 , wherein E is selected from the group consisting of C(R)and C(R)C(R).8. The compound of claim 2 , wherein Ris selected from the group consisting of phenyl claim 2 , biphenyl claim 2 , and fluoroalkyl.9. The compound of claim 2 , wherein Ris selected from the group consisting of H and D.10. The compound of claim 3 , wherein R=R=alkyl.11. The compound of claim 3 , wherein R=R=alkyl.13. The device of claim 12 , wherein the electroactive layer is a hole transport layer.14. The device of claim 13 , wherein the hole transport layer consists essentially of the Compound having Formula I.15. The device of claim 12 , wherein the electroactive layer is an electroactive layer comprising a host compound having Formula I and a dopant.16. The device of claim 15 , wherein the electroactive layer consists essentially of a host compound having Formula I and a dopant. This application claims priority under 35 U.S.C. §119(e) from U.S. Provisional Application No. 61/424,840 filed on Dec. 20, 2010, which is incorporated by reference herein in its entirety.1. Field of the DisclosureThe present disclosure relates to novel electroactive compounds. The disclosure further relates to electronic devices having at least one layer comprising such an electroactive compound.2. Description of the Related ArtIn organic electronic devices, such as organic light emitting diodes (“OLED”), that make up OLED displays, the organic electroactive layer is sandwiched between two electrical contact layers in an OLED display. In an ...

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26-09-2013 дата публикации

Aromatic amine derivative and organic electroluminescent device using the same

Номер: US20130253183A1
Принадлежит: Idemitsu Kosan Co Ltd

Provided are: an aromatic amine derivative in which a terminal substituent such as a dibenzofuran ring or a dibenzothiophene ring is bonded to a nitrogen atom directly or through an arylene group or the like; an organic electroluminescence device including an organic thin film layer formed of one or more layers including a light emitting layer and interposed between a cathode and an anode in which a layer of the organic thin film layer contains the aromatic amine derivative by itself or as a component of a mixture, and the device has a long lifetime and high luminous efficiency; and an aromatic amine derivative for realizing the device.

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26-09-2013 дата публикации

PROCESS FOR THE PRODUCTION OF AMIDES

Номер: US20130253225A1
Принадлежит:

The present invention relates to a process for the preparation of compounds of formula I 2. A compound of formula IV according to claim 1 , wherein Rand Rare methyl.4. A compound of formula IV prepared by the process of . This application is a divisional application of U.S. Ser. No. 13/198,739 filed Jan. 8, 2013, which is a divisional application of U.S. Ser. No. 12/066,683 filed Jul. 16, 2008, which is a 371 of International Application No. PCT/EP2006/008982 filed Sep. 14, 2006, which claims priority to CH 01520/05 filed Sep. 16, 2005 and CH 0296/06 filed Feb. 24, 2006, the contents of which are incorporated herein by reference.The present invention relates to a process for the preparation of pyrazolyl-4-carboxylic acid benzo-norbornen-5-yl-amides and also to novel intermediates for use in such a process. The present invention further relates to a novel crystal modification of syn-3-difluoromethyl-1-methyl-1H-pyrazole-4-carboxylic acid (9-isopropyl-1,2,3,4-tetrahydro-1,4-methano-naphthalen-5-yl)-amide, compositions comprising it and to the use thereof in the control of fungus infestation in cultivated plants.Pyrazolyl-4-carboxylic acid benzonorbornen-5-yl-amides, for example 3-difluoromethyl-1-methyl-1H-pyrazole-4-carboxylic acid (9-isopropyl-1,2,3,4-tetrahydro-1,4-methano-naphthalen-5-yl)-amide, are valuable fungicides, such as are described, for example, in WO 04/035589.WO 04/035589 describes a process for the preparation of pyrazolyl-4-carboxylic acid benzonorbornen-5-yl-amides (see Scheme 1):According to WO 04/035589, a 3-nitro-dehydrobenzene generated, for example, from 6-nitro-anthralinic acids of formula (A) wherein Rand Rmay be, inter alia, hydrogen, is first reacted in a Diels-Alder reaction with a cyclic 1,4-diene of formula (B) wherein R, R, Rand Rmay be, inter alia, hydrogen and Y may be, inter alia, —CH((i)-CH)—, to form a 5-nitro-benzonorbornadiene compound of formula (C). Subsequent catalytic reduction under standard conditions (for example, Ra/Ni or ...

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03-10-2013 дата публикации

SPHERICAL PHOSPHOR, WAVELENGTH CONVERSION-TYPE PHOTOVOLTAIC CELL SEALING MATERIAL, PHOTOVOLTAIC CELL MODULE, AND PRODUCTION METHODS THEREOF

Номер: US20130255778A1
Принадлежит:

A spherical phosphor includes a fluorescent substance having a maximum excitation wavelength of 400 nm or longer; and a transparent material containing the fluorescent substance, in which, in an excitation spectrum, an excitation spectral intensity in a wavelength region of from 340 nm to 380 nm is 50% or higher of an excitation spectral intensity at a maximum excitation wavelength. A wavelength conversion-type photovoltaic cell sealing material includes a light-permeable resin composition layer that contains the spherical phosphor and a sealing resin. 1. A spherical phosphor comprising:a fluorescent substance having a maximum excitation wavelength of 400 nm or longer; anda transparent material comprising the fluorescent substance,wherein, in an excitation spectrum, an excitation spectral intensity in a wavelength region of from 340 nm to 380 nm is 50% or higher of an excitation spectral intensity at a maximum excitation wavelength.2. The spherical phosphor according to claim 1 , wherein the fluorescent substance comprises a rare earth metal complex.3. The spherical phosphor according to claim 1 , wherein the fluorescent substance comprises a europium complex.4. The spherical phosphor according to claim 1 , wherein the transparent material comprises a transparent resin.5. The spherical phosphor according to claim 1 , wherein the transparent material comprises a transparent vinyl resin.6. The spherical phosphor according to claim 1 , wherein the transparent material comprises a (meth)acrylic resin.7. The spherical phosphor according to claim 1 , wherein a refractive index of the transparent material is equal to or larger than 1.4 and is smaller than a refractive index of the fluorescent substance.8. The spherical phosphor according to claim 1 , which is an emulsion polymerization product or a suspension polymerization product of a vinyl monomer composition comprising the fluorescent substance and a vinyl monomer.9. The spherical phosphor according to claim 5 , which ...

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03-10-2013 дата публикации

COMPOUND FOR ORGANIC OPTOELECTRONIC DEVICE, ORGANIC LIGHT EMITTING DIODE INCLUDING THE SAME, AND DISPLAY DEVICE INCLUDING THE ORGANIC LIGHT EMITTING DIODE

Номер: US20130256645A1
Принадлежит:

A compound for an organic optoelectronic device, an organic light emitting diode including the same, and a display device including the organic light emitting diode are disclosed, the compound being represented by the following Chemical Formula 1: 2. The compound for an organic optoelectronic device as claimed in claim 1 , wherein the ETU is a substituted or unsubstituted imidazolyl group claim 1 , a substituted or unsubstituted triazolyl group claim 1 , a substituted or unsubstituted tetrazolyl group claim 1 , a substituted or unsubstituted oxadiazolyl group claim 1 , a substituted or unsubstituted oxatriazolyl group claim 1 , a substituted or unsubstituted thiatriazolyl group claim 1 , a substituted or unsubstituted benzimidazolyl group claim 1 , a substituted or unsubstituted benzotriazolyl group claim 1 , a substituted or unsubstituted pyridinyl group claim 1 , a substituted or unsubstituted pyrimidinyl group claim 1 , a substituted or unsubstituted triazinyl group claim 1 , a substituted or unsubstituted pyrazinyl group claim 1 , a substituted or unsubstituted pyridazinyl group claim 1 , a substituted or unsubstituted purinyl group claim 1 , a substituted or unsubstituted quinolinyl group claim 1 , a substituted or unsubstituted isoquinolinyl group claim 1 , a substituted or unsubstituted phthalazinyl group claim 1 , a substituted or unsubstituted naphpyridinyl group claim 1 , a substituted or unsubstituted quinoxalinyl group claim 1 , a substituted or unsubstituted quinazolinyl group claim 1 , a substituted or unsubstituted acridinyl group claim 1 , a substituted or unsubstituted phenanthrolinyl group claim 1 , a substituted or unsubstituted phenazinyl group claim 1 , a substituted or unsubstituted triperylenyl group claim 1 , a substituted or unsubstituted triphenylenyl group claim 1 , or a combination thereof.4. The compound for an organic optoelectronic device as claimed in claim 3 , wherein the ETU is a substituted or unsubstituted imidazolyl group claim 3 ...

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03-10-2013 дата публикации

ORGANIC ELECTROLUMINESCENT DEVICE

Номер: US20130261098A1
Автор: Pan Junyou, Schulte Niels
Принадлежит: Merck Patent GmBH

The present invention relates to compounds of the general formula (S-A)n-T, in which at least one fluorescent group S is linked to a phosphorescent group T via a divalent group A, to the use thereof in an electronic device, and to a formula to a formulation and an electronic device which comprise the novel compounds. 120-. (canceled)21. A compound of the general formula (1):{'br': None, 'sub': 'n', '(S-A)-T\u2003\u2003formula (1),'}where the symbols and indices used have the following meaning:S is on each occurrence, independently of one another, a monovalent group which includes a fluorescent emitter unit;T is an n-valent group which includes a phosphorescent emitter unit;A represents on each occurrence, independently of one another, a single covalent bond or a divalent unit;n is an integer which is greater than or equal to 1.22. The compound according to claim 21 , wherein the phosphorescent emitter unit is a metal-ligand coordination compound.23. The compound according to claim 22 , wherein the metal-ligand coordination compound includes a transition-metal atom or a rare-earth metal atom.24. The compound according to claim 22 , wherein the metal-ligand coordination compound includes a metal selected from the group consisting of Ir claim 22 , Zn claim 22 , Cu claim 22 , Os claim 22 , Ru claim 22 , Pd claim 22 , Pt claim 22 , Re claim 22 , Au claim 22 , Mo claim 22 , W claim 22 , Rh and Eu.25. The compound according to claim 21 , wherein S is a substituted or unsubstituted aromatic or heteroaromatic ring system.26. The compound according to claim 21 , wherein S is selected from the group consisting of monostyrylamines claim 21 , distyrylamines claim 21 , tristyrylamines claim 21 , tetrastyrylamines claim 21 , styrylphosphines claim 21 , styryl ethers claim 21 , arylamines claim 21 , indenofluorenamines claim 21 , indenofluorenediamines and derivatives thereof.27. The compound according to claim 21 , wherein the divalent unit is a conjugation-interrupting unit.28. ...

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10-10-2013 дата публикации

MATERIALS FOR AN ORGANIC ELECTROLUMINESCENCE ELEMENT, ELECTROLUMINESCENT, DISPLAY AND ILLUMINATING DEVICES USING THE ELEMENTS

Номер: US20130264547A1
Принадлежит: UDC IRELAND LIMITED

An organic electroluminescent element including a substrate, a pair of electrodes including an anode and a cathode, disposed on the substrate, and at least one layer of organic layers including a light emitting layer, disposed between the electrodes, in which at least one of the organic layers contains a compound represented by the following general formula: 125.-. (canceled)27. The compound according to claim 26 , in which claim 26 , in the general formula (1) claim 26 , at least one of R claim 26 , R claim 26 , and Ris -L-NRR.28. The compound according to claim 26 , wherein both Rand Rare aryl groups.29. The compound according to claim 26 , wherein all of Xto Xare carbon atoms.30. The compound according to claim 26 , in which claim 26 , in the general formula (1) claim 26 , two of Rto Rrepresent -L-NRR.31. The compound according to claim 26 , wherein L represents a single bond.37. The compound according to claim 26 , in which a molecular weight of the compound represented by the general formula (1) is equal to or less than 1200.38. A material for an organic electroluminescent element consisting of the compound according to .39. The material for an organic electroluminescent element according to which is a light emitting material.40. An organic electroluminescent element including the compound of .41. The organic electroluminescent element of further including a substrate claim 40 , a pair of electrodes including an anode and a cathode claim 40 , disposed on the substrate claim 40 , and at least one layer of organic layers including a light emitting layer claim 40 , disposed between the electrodes claim 40 , wherein at least one of the organic layers contains the compound.42. The organic electroluminescent element according to claim 40 , in which at least one of R claim 40 , R claim 40 , R claim 40 , and Rof the compound is -L-NRR.43. The organic electroluminescent element according to claim 40 , in which both Rand Rof the compound are aryl groups.44. The organic ...

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10-10-2013 дата публикации

Light emitting device material and light emitting device

Номер: US20130264558A1
Принадлежит: TORAY INDUSTRIES INC

The present invention provides an organic thin-film light emitting device in which the luminance efficiency and durable life are improved while a low driving voltage is maintained by means of a light emitting device material that contains a compound represented by general formula (1).

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10-10-2013 дата публикации

ELECTROACTIVE COMPOSITIONS FOR ELECTRONIC APPLICATIONS

Номер: US20130264561A1
Принадлежит: E I DU PONT DE NEMOURS AND COMPANY

This invention relates to a composition including (a) a dopant, (b) a first host having at least one unit of Formula I, and (c) a second host compound. Formula I has the structure 2. The composition of claim 1 , wherein the first host compound is at least 10% deuterated.4. The composition of claim 1 , wherein the aryl group is selected from the group consisting of phenyl claim 1 , biphenyl claim 1 , terphenyl claim 1 , naphthyl claim 1 , naphthylphenyl claim 1 , phenylnaphthyl claim 1 , N-carbazolyl and a deuterated analog thereof.5. The composition of claim 1 , wherein at least one of Ar-Arhas a substituent group that is phenyl claim 1 , naphthyl claim 1 , carbazolyl claim 1 , diphenylcarbazolyl claim 1 , triphenylsilyl claim 1 , pyridyl claim 1 , or a deuterated analog thereof.6. The composition of claim 1 , wherein the second host is selected from carbazoles claim 1 , indolocarbazoles claim 1 , chrysenes claim 1 , phenanthrenes claim 1 , triphenylenes claim 1 , phenanthrolines claim 1 , triazines claim 1 , naphthalenes claim 1 , anthracenes claim 1 , quinolines claim 1 , isoquinolines claim 1 , quinoxalines claim 1 , phenylpyridines claim 1 , benzodifurans claim 1 , metal quinolinate complexes claim 1 , and deuterated analogs thereof.8. The composition of claim 7 , wherein Q is selected from the group consisting of chrysene claim 7 , phenanthrene claim 7 , triphenylene claim 7 , phenanthroline claim 7 , naphthalene claim 7 , anthracene claim 7 , quinoline claim 7 , isoquinoline claim 7 , and deuterated analogs thereof.11. The device of claim 10 , wherein the dopant is a luminescent organometallic complex.12. The device of claim 11 , wherein the organometallic complex is a cyclometalated complex of iridium or platinum.13. The device of claim 10 , wherein the second host is selected from carbazoles claim 10 , indolocarbazoles claim 10 , chrysenes claim 10 , phenanthrenes claim 10 , triphenylenes claim 10 , phenanthrolines claim 10 , triazines claim 10 , ...

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17-10-2013 дата публикации

HIGHLY FLUORESCENT MARKERS FOR FLUIDS OR ARTICLES

Номер: US20130269242A1
Автор: Combs George G.
Принадлежит: Bayer MaterialScience LLC

The present invention provides highly fluorescent markers, made from a reactive polymer and an isocyanate, that fluoresce in the ultraviolet or near infrared region without being visible to the human eye at low concentrations in the fluid or article being marked. The molecular weight and fluorescence emission wavelength of these highly fluorescent marker compounds can be adjusted to provide a multitude of markers with unique fluorescence signatures. 2. The highly fluorescent compound according to claim 1 , wherein the reactive polymer is chosen from polyesters and polyalkylene oxides.3. The highly fluorescent compound according to claim 1 , wherein the fluorophore-containing reactive polymer is chosen from nonylphenol and Bisphenol A.4. The highly fluorescent compound according to claim 1 , wherein the reactive polymer has a molecular weight of about 250 to about 40 claim 1 ,000 Da.5. The highly fluorescent compound according to claim 1 , wherein the reactive polymer has a molecular weight of about 500 to about 20 claim 1 ,000 Da.6. The highly fluorescent compound according to claim 1 , wherein the unsubstituted or substituted aryl isocyanate is chosen from 4 claim 1 ,4′-diphenylmethane diisocyanate (MDI) claim 1 , polymeric MDI claim 1 , toluene diisocyanate claim 1 , allophanate-modified isocyanates claim 1 , phenyl isocyanate claim 1 , naphthalene isocyanate claim 1 , naphthalene diisocyanate claim 1 , isocyanate-terminated prepolymers and carbodiimide-modified isocyanates.7. The highly fluorescent compound according to claim 1 , wherein the unsubstituted or substituted aliphatic or cycloaliphatic isocyanate is chosen from 1 claim 1 ,6-hexamethylene-diisocyanate claim 1 , isophorone diisocyanate claim 1 , 2 claim 1 ,4- and 2 claim 1 ,6-hexahydrotoluene-diisocyanate and isomeric mixtures thereof claim 1 , 4 claim 1 ,4′- claim 1 , 2 claim 1 ,2′- and 2 claim 1 ,4′-dicyclohexylmethanediisocyanate and 1 claim 1 ,3 tetramethylene xylene diisocyanate.8. The highly ...

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17-10-2013 дата публикации

Compound for organic light-emitting diode and organic light-emitting diode including the same

Номер: US20130270524A1
Принадлежит: Samsung Display Co Ltd

A compound represented by Formula 1 below may be used in an organic light emitting diode.

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24-10-2013 дата публикации

WHITE LIGHT EMITTING DEVICE AND DISPLAY APPARATUS

Номер: US20130278134A1
Автор: KO Kun Yoo, SOFUE Masaaki
Принадлежит: SAMSUNG ELECTRONICS CO., LTD.

A white light emitting device includes: a blue light emitting diode (LED) which emits blue light; and a resin packing unit which encapsulates the blue LED, wherein the resin packing unit includes a first wavelength conversion material which, in response to being excited by the blue light, emits green light, a second wavelength conversion material which, in response to being excited by the blue light, emits red light, and a complex compound which absorbs light of a region in which the green light and the red light are mixed, the light of the region being included in white light implemented through a mixture of the green light and the red light excited together with the blue light. 1. A white light emitting device comprising:a blue light emitting diode (LED) which emits blue light; anda resin packing unit which encapsulates the blue LED,wherein the resin packing unit includes a first wavelength conversion material which, in response to being excited by the blue light, emits green light, a second wavelength conversion material which, in response to being excited by the blue light, emits red light, and a complex compound which absorbs light of a region in which the green light and the red light are mixed, the light of the region being included in white light implemented through a mixture of the green light and the red light excited together with the blue light.2. The white light emitting device of claim 1 , wherein the blue light emitted from the blue LED has a peak wavelength ranging from 430 nm to 460 nm.3. The white light emitting device of claim 1 , wherein the white light has a first peak wavelength in a wavelength band ranging from 525 nm to 545 nm and a second peak wavelength in a wavelength band ranging from 615 nm to 650 nm.4. The white light emitting device of claim 1 , wherein the complex compound absorbs light having a wavelength ranging from 550 nm to 610 nm.5. The white light emitting device of claim 1 , wherein the complex compound absorbs light having a ...

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31-10-2013 дата публикации

EMISSIVE ARYL-HETEROARYL COMPOUNDS

Номер: US20130284907A1
Принадлежит:

Disclosed herein are compounds represented by Formula 1, wherein R, Ar, X, Ar, Ar, and Het are described herein. Compositions and light-emitting devices related thereto are also disclosed. 2. The compound of claim 1 , wherein le is optionally substituted carbazolyl claim 1 , optionally substituted carbazolylphenoxy claim 1 , optionally substituted diphenyl amine claim 1 , optionally substituted diphenylaminophenoxy claim 1 , or Calkoxy.4. The compound of claim 1 , wherein Aris optionally substituted p-interphenylene.5. The compound of claim 1 , wherein at least one of Ar claim 1 , Ar claim 1 , and Aris unsubstituted p-interphenylene.6. The compound of claim 1 , wherein X is O.7. The compound of claim 6 , wherein Z is NRand Ris optionally substituted phenyl.8. The compound of claim 7 , wherein Ris optionally substituted diphenyl amine.9. The compound of claim 7 , wherein Ris optionally substituted carbazolyl.10. The compound of claim 7 , wherein Ris optionally substituted p-carbazolylphenoxy.11. The compound of claim 7 , wherein Ris optionally substituted p-diphenylaminophenoxy.12. The compound of claim 1 , wherein X is a single bond.13. The compound of claim 12 , wherein Aris a single bond.14. The compound of claim 13 , wherein Ris optionally substituted diphenyl amine.15. The compound of claim 13 , wherein Ris optionally substituted carbazolyl.16. The compound of claim 12 , wherein Aris p-interphenylene having 0 claim 12 , 1 claim 12 , 2 claim 12 , 3 or 4 substituents independently selected from Calkyl and F.17. The compound of claim 16 , wherein Ris optionally substituted diphenyl amine.18. The compound of claim 16 , wherein Ris optionally substituted carbazolyl.20. A compound represented by a formula:{'br': None, 'sup': 1', '1', '2', '3, 'R—Ar—X—AR—Ar-Het'}{'sub': '1-10', 'wherein le is Calkoxy, substituted carbazolyl, substituted diphenylamino, optionally substituted carbazolylphenoxy, or optionally substituted diphenylaminophenoxy;'}{'sup': '1', 'Aris ...

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31-10-2013 дата публикации

Compounds for organic electroluminescent devices

Номер: US20130285036A1
Принадлежит: Merck Patent GmBH

The present invention relates to aromatic nitrogen heterocycles, and to electronic devices, in particular organic electroluminescent devices, which comprise these aromatic nitrogen heterocycles, in particular in a hole-injection layer and/or in a hole-transport layer and/or in a hole-blocking layer and/or in an electron-transport layer and/or in an emitting layer.

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31-10-2013 дата публикации

CHROMIC LUMINESCENT OBJECTS

Номер: US20130288075A1
Принадлежит: PERFORMANCE INDICATOR, LLC

A chromic luminescent object comprising one or more chromic luminescent compositions incorporated into or onto one or more portions of the object, in which the one or more chromic luminescent compositions are selected such that, when subsequently exposed to incident electromagnetic radiation, at least brightness of the one or more portions of the object is substantially modulated through absorption and emission as a function of incident electromagnetic radiation is disclosed. Also disclosed are methods for fabricating the chromic luminescent object. 1. A chromic luminescent object , said object comprising: (i) one or more non-luminescent materials with absorption spectra that at least partially overlap with the spectrum of incident electromagnetic radiation, and', '(ii) one or more luminescent materials that convert at least a portion of energy of incident electromagnetic radiation to a lower energy wavelength,, 'one or more chromic luminescent compositions incorporated into or onto one or more portions of said object, said one or more chromic luminescent compositions comprisingwherein said one or more chromic luminescent compositions being selected such that, when subsequently exposed to incident electromagnetic radiation, brightness of said one or more portions of said object is substantially modulated through absorption and emission as a function of incident electromagnetic radiation.2. The chromic luminescent object of claim 1 , wherein the absorption spectrum of at least one of said one or more non-luminescent materials further partially overlaps with the emission spectrum of at least one of said one or more luminescent materials.3. The chromic luminescent object of claim 1 , wherein the absorption spectrum of at least one of said one or more luminescent materials at least partially overlaps with the emission spectrum of another one of said one or more luminescent materials.4. The chromic luminescent object of claim 1 , wherein said one or more chromic ...

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07-11-2013 дата публикации

ORGANIC COMPOUND, ORGANIC LIGHT-EMITTING DEVICE, AND IMAGE DISPLAY DEVICE

Номер: US20130292662A1
Принадлежит: CANON KABUSHIKI KAISHA

The present invention provides an organic compound having a basic skeleton which has an emission wavelength in the yellow region, a high luminous efficiency, and good sublimability. 2. The organic compound according to claim 1 , wherein Rto Rare each independently selected from a hydrogen atom and a substituted or unsubstituted aryl group.3. The organic compound according to claim 1 , wherein Rand Rare each a substituted or unsubstituted aryl group.4. The organic compound according to claim 1 , wherein a molecular structure contains two or more tert-butyl groups.5. An organic light-emitting device comprising:an anode and a cathode; andat least one organic compound layer disposed between the anode and the cathode,{'claim-ref': {'@idref': 'CLM-00001', 'claim 1'}, 'wherein at least one of the at least one organic compound layer contains the organic compound according to .'}6. The organic light-emitting device according to claim 5 , wherein the organic compound is contained in a light-emitting layer.7. The organic light-emitting device according to claim 5 , wherein yellow light is emitted.8. A display device comprising:a plurality of pixels,{'claim-ref': {'@idref': 'CLM-00005', 'claim 5'}, 'wherein each of the plurality of pixels includes the organic light-emitting device according to and a TFT electrically connected to the organic light-emitting device.'}9. An image input device comprising:an input portion arranged to input image information; anda display portion arranged to output an image,wherein the display portion has a plurality of pixels, and{'claim-ref': {'@idref': 'CLM-00005', 'claim 5'}, 'each of the plurality of pixels includes the organic light-emitting device according to and a TFT electrically connected to the organic light-emitting device.'}10. An imaging device comprising the organic light-emitting device according to . The present invention relates to an organic compound, and an organic light-emitting device and an image display device using the ...

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07-11-2013 дата публикации

Organic Electroluminescent Element and Manufacturing Method Thereof, and Phosphorus-Containing Organic Compound and Manufacturing Method Thereof

Номер: US20130295706A1
Принадлежит: Kyushu Electric Power Co Inc

An organic electroluminescent element comprising an anode, a cathode and a plurality of organic compound layers sandwiched between the anode and cathode, the organic compound layers including: a hole-transporting layer made of an organic compound insoluble in alcohols; and an electron-transporting layer formed on the hole-transporting layer by a wet method, the electron-transporting layer being made of a phosphorus-containing organic compound soluble in the alcohols.

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07-11-2013 дата публикации

ORGANIC ELECTROLUMINESCENT DEVICE

Номер: US20130296288A1
Принадлежит: Merck Patent GmBH

The present invention relates to a salt in which at least one cation and at least one anion is in each case an emitter compound or a dye compound, characterised in that at least one of the emitter compounds is a fluorescent emitter compound. In addition, the present invention also relates to a process for the preparation of the salt according to the invention, to the use of the salt in an electronic device, and to a formulation and an electronic device which comprises the salt. 122-. (canceled)23. A salt in which both at least one cation and also at least one anion is an emitter compound or a dye compound , where one emitter compound is a fluorescent emitter compound.24. The salt according to claim 23 , in which all emitter compounds are non-metal compounds.25. The salt according to claim 23 , in which all emitter compounds are fluorescent emitter compounds.26. The salt according to claim 23 , in which either the cation or the anion is a metal-complex dye compound claim 23 , and the respective other is a fluorescent emitter compound.27. The salt according to claim 23 , which is in the form [E][E] claim 23 , where [E]is an emitter compound having the charge +m and [E]is an emitter compound having the charge −m claim 23 , where m is equal to 1 or 2.28. The salt according to claim 27 , in which [E]is a phosphorescent emitter compound Tand [E]is a fluorescent emitter compound S-m.29. The salt according to claim 28 , in which the phosphorescent emitter compound is a metal-ligand coordination compound.30. The salt according to claim 27 , in which [E]and [E]are fluorescent emitter compounds Sand S.31. The salt according to claim 27 , in which m is equal to 1.32. The salt according to claim 23 , which is in the form [E][E][E] claim 23 , where [E]is an emitter compound having the charge p and [E]and [E]are emitter compounds having the charge k claim 23 , where and p+2k=0 claim 23 , and k equals to ±1 or ±2.33. The salt according to claim 32 , in which [E]and/or [E]is (are) ( ...

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14-11-2013 дата публикации

MATERIALS FOR ORGANIC ELECTROLUMINESCENCE DEVICES

Номер: US20130299743A1

The present invention relates to copolymers containing indenocarbazole derivatives having electron- and hole-transporting properties, in particular for use in the interlayer, emission layer and/or charge-transport layer of electroluminescent devices. The invention furthermore relates to a process for the preparation of the compounds according to the invention and to electronic devices comprising these compounds. 118-. (canceled)23. The copolymer according to claim 19 , wherein A and B are selected claim 19 , identically or differently on each occurrence claim 19 , from C(R) claim 19 , NR claim 19 , O claim 19 , S or C(═O).24. The copolymer according to claim 19 , wherein the at least one further structural unit is an emitter unit.25. The copolymer according to claim 19 , wherein the at least one further structural unit is a triplet emitter unit.26. A process for the preparation of the copolymer according to claim 19 , which comprises preparing the copolymer by SUZUKI claim 19 , YAMAMOTO claim 19 , STILLE or HARTWIG-BUCHWALD polymerization.27. A mixture of a copolymer according to with further polymeric claim 19 , oligomeric claim 19 , dendritic and/or a low-molecular-weight substance.28. The mixture according to claim 27 , wherein the low-molecular-weight substance is a triplet emitter.29. A solution which comprises the copolymer according to in one or more solvents.30. An organic electroluminescent device which comprises the copolymer according to .31. A triplet matrix material in an emitter layer or in the form of an interlayer which comprises the copolymer according to .32. An organic electronic device which comprises one or more active layers claim 19 , wherein at least one of said active layers comprises one or more copolymers according to .34. The organic electronic device according to claim 33 , wherein A and B are selected claim 33 , identically or differently on each occurrence claim 33 , from C(R) claim 33 , NR claim 33 , O claim 33 , S or C(═O).35. The ...

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14-11-2013 дата публикации

DEUTERATED COMPOUNDS FOR LUMINESCENT APPLICATIONS

Номер: US20130299801A1
Принадлежит:

This invention relates to deuterated compounds that are useful in electroluminescent applications. It also relates to electronic devices in which the active layer includes such a deuterated compound. 1. A compound selected from the group consisting of a bis(diarylamino)anthracene and a bis(diarylamino)chrysene , wherein the compound has at least one D.2. The compound of claim 1 , having at least 50% deuteration.4. The compound of claim 3 , having at least one substituent group on an aryl ring claim 3 , wherein deuteration is on the substituent group on an aryl ring.5. The compound of claim 3 , wherein at least one of Arthrough Aris a deuterated aryl group.6. The compound of claim 5 , wherein Arthrough Arare at least 20% deuterated.7. The compound of claim 3 , having at least one substituent group on an aryl ring claim 3 , wherein deuteration is present on both at least one substituent group and at least one aryl ring.8. The compound of claim 3 , wherein Ris a hydrocarbon alkyl.9. The compound of claim 3 , wherein Ris a deuterated alkyl.10. The compound of having Formula I claim 3 , wherein a=0.11. The compound of having Formula I claim 3 , wherein a=4 and Ris D.12. The compound of having Formula II claim 3 , wherein b=0.13. The compound of having Formula II claim 3 , wherein b=5 and Ris D.15. The compound of claim 3 , wherein Arthrough Arare perdeuterated.16. A compound selected from E1 through E9.17. An organic electronic device comprising a first electrical contact layer claim 3 , a second electrical contact layer claim 3 , and at least one active layer therebetween claim 3 , wherein the active layer comprises a compound selected from the group consisting of diarylaminoanthracenes and diarylaminochrysenes claim 3 , said compound having at least one D.19. The device of claim 18 , wherein Ris a deuterated alkyl.20. The device of having Formula I claim 18 , wherein a=4 and Ris D.21. The device of having Formula II claim 18 , wherein b=5 and Ris D.23. The device of ...

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14-11-2013 дата публикации

AROMATIC AMINE DERIVATIVE AND ORGANIC ELECTROLUMINESCENT ELEMENT USING SAME

Номер: US20130299806A1
Принадлежит:

To provide an organic EL element material that is capable of enhancing the light emission efficiency and the lifetime of the element as compared to an ordinary organic EL element material, and an organic EL element using the same. Specifically, to provide an aromatic amine derivative represented by ArArArN, and an organic EL element using the same. Representative compounds include the following. 4. The aromatic amine derivative according to claim 1 , wherein Aris an organic group A of formula (A-1).5. The aromatic amine derivative according to claim 1 , wherein Aris an organic group B.6. The aromatic amine derivative according to claim 1 , wherein both Arand Arare each independently an organic group A.7. The aromatic amine derivative according to claim 1 , wherein in formulae (A-1) and (A-2) claim 1 , Rand Rare not bonded to each other to form a hydrocarbon ring.8. An organic electroluminescent element material comprising the aromatic amine derivative according to .9. A hole transporting material claim 1 , wherein the hole transporting material is suitable for an organic electroluminescent element comprising the aromatic amine derivative according to .10. An organic electroluminescent element comprising an anode a cathode claim 1 , a light emitting layer between the anode and cathode claim 1 , and an organic thin film layer comprising the aromatic amine derivative according to .11. The organic electroluminescent element according to claim 10 , wherein the organic thin film layer comprises a hole transporting layer comprising the aromatic amine derivative.12. The organic electroluminescent element according to claim 10 , wherein the organic thin film layer comprises a hole injection layer and a hole transporting layer claim 10 , and the hole transporting layer comprises the aromatic amine derivative.13. The organic electroluminescent element according to claim 10 , wherein the light emitting layer comprises at least one selected from the group consisting of an ...

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14-11-2013 дата публикации

ELECTROACTIVE COMPOSITION

Номер: US20130299807A1
Принадлежит: E I DU PONT DE NEMOURS AND COMPANY

There is provided an electroactive composition including (a) a host, (b) a dopant, and (c) an additive having Formula I 2. The composition of claim 1 , wherein the additive has a LUMO level deeper than −2.0 eV.3. The composition of claim 1 , wherein the additive has a first excited state singlet energy greater than 2.8 eV.4. The composition of claim 1 , wherein the additive has a first excited state triplet energy greater than 2.1 eV.5. The composition of claim 1 , wherein the additive is at least 10% deuterated.6. The composition of claim 1 , wherein one or two of E are N.7. The composition of claim 1 , wherein at least one Arhas at least one substituent which is an electron-withdrawing group.8. The composition of claim 1 , wherein at least one Aris selected from the group consisting of phenyl claim 1 , biphenyl claim 1 , naphthyl claim 1 , binaphthyl claim 1 , phenylnaphthyl claim 1 , naphthylphenyl claim 1 , carbazolylphenyl claim 1 , diarylaminophenyl claim 1 , substituted derivatives thereof claim 1 , and deuterated analogs thereof.9. The composition of claim 1 , wherein Aris a hydrocarbon aryl.11. The composition of claim 10 , wherein at least one of Ar-Aris an aryl having an electron-withdrawing group.13. The composition of claim 12 , wherein at least one of Arand Ar-Aris an aryl having an electron-withdrawing group.14. The composition of claim 12 , wherein at least one of Arand Ar-Aris selected from the group consisting of phenyl claim 12 , biphenyl claim 12 , naphthyl claim 12 , binaphthyl claim 12 , phenylnaphthyl claim 12 , naphthylphenyl claim 12 , carbazolylphenyl claim 12 , diarylaminophenyl claim 12 , substituted derivatives thereof claim 12 , and deuterated analogs thereof.16. The device of claim 15 , wherein the photoactive layer further comprises(d) a second host. This application claims priority under 35 U.S.C. §119(e) from U.S. Provisional Application No. 61/442,398 filed on Feb. 14, 2011, and Provisional Application No. 61/466,195 filed on Mar. ...

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14-11-2013 дата публикации

COPOLYMERS FOR LUMINESCENCE ENHANCEMENT IN REFLECTIVE DISPLAY APPLICATIONS

Номер: US20130300281A1
Принадлежит:

Copolymers for luminescent enhancement in reflective display applications comprise a functionalized fluorene moiety, including a functional group selected from water-soluble functional groups and/or alcohol-soluble functional groups, and a heterocyclic ring moiety selected from the group consisting of substituted carbazole derivatives, substituted benzothiadiazole derivatives, and substituted phenothiazine derivatives, wherein the respective substituted derivatives include a functional group selected from water-soluble functional groups and/or alcohol-soluble functional groups. Composite materials comprising the copolymers and photoluminescent dyes are also provided, as is a luminescence-based sub-pixel (). 1. Copolymers for luminescent enhancement in reflective display applications , comprising a functionalized fluorene moiety that includes a functional group that is at least one of a water-soluble functional group and an alcohol-soluble functional group and a heterocyclic ring moiety selected from the group consisting of substituted carbazole derivatives , substituted benzothiadiazole derivatives , and substituted phenothiazine derivatives , wherein the respective substituted derivatives include a functional group that is at least one of a water-soluble functional group and an alcohol-soluble functional group.2. The copolymers of wherein the fluorene moiety includes at least two functional groups.3. The copolymers of wherein the alcohol-soluble functional groups are soluble in an alcohol selected from the group consisting of methanol claim 1 , ethanol claim 1 , iso-propanol and their perfluorinated analogs.4. The copolymers of wherein the functional groups are selected from the group consisting of COOZ claim 1 , SOZ claim 1 , POZ claim 1 , NRY claim 1 , and (CHCHO)CH claim 1 , where Z is independently selected from the group consisting of hydrogen claim 1 , a monovalent metal ion claim 1 , and NR; R is independently selected from the group consisting of hydrogen ...

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14-11-2013 дата публикации

Organic compound, organic electroluminescence element, and image display device

Номер: US20130300638A1
Принадлежит: Canon Inc

The present invention provides an organic electroluminescence element having a high luminous efficiency. An organic electroluminescence element includes an anode, a cathode, and at least one organic compound layer disposed between the anode and the cathode, wherein at least one of the at least one the organic compound layer contains an organic compound shown in Claim 1.

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28-11-2013 дата публикации

Organic Electroluminescent Element

Номер: US20130313531A1
Принадлежит: UDC Ireland Ltd

Disclosed is an organic electroluminescent element which is excellent with respect to luminous efficiency and driving voltage and rarely undergoes initial luminance drop. Specifically disclosed is an organic electroluminescent element which comprises, on a substrate, a pair of electrodes composed of an anode and a cathode and a light-emitting layer arranged between the electrodes, and additionally comprises at least one organic layer arranged between the light-emitting layer and the cathode, where in the light-emitting layer contains, for example, a compound (A-1), and the at least one layer arranged between the light-emitting layer and the cathode contains, for example, a compound (e-4).

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28-11-2013 дата публикации

Organic electroluminescence device

Номер: US20130313536A1
Принадлежит: Idemitsu Kosan Co Ltd

An organic electroluminescence device 1 includes: an anode 3 , a cathode 4 opposed to the anode 3 and an emitting layer 5 provided between the anode 3 and the cathode 4 . The emitting layer 5 contains first and second host materials and a luminescent material. The first host material has a partial structure represented by at least one of the following formulae (1) and (2) while the second host material has a partial structure represented by the following formula (3). Az represents a substituted or unsubstituted aromatic heterocyclic group containing a nitrogen-containing six-membered ring. W CN is an aromatic hydrocarbon group substituted by at least one cyano group (CN) or an aromatic heterocyclic group substituted by at least one cyano group (CN). Ar 1 is a substituted or unsubstituted aromatic hydrocarbon group or a substituted or unsubstituted aromatic heterocyclic group, but is not an aromatic heterocyclic group containing a nitrogen-containing six-membered ring. -Az-(W CN ) p   (1) -Az-(CN) q   (2) —Ar 1 —(CN) r   (3)

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28-11-2013 дата публикации

Organic Semiconductor Composition

Номер: US20130316279A1
Принадлежит: Central Glass Co Ltd

A composition according to the present invention contains at least a triarylamine compound and at least one bicyclic compound selected from the group consisting of those of the general formulas [1] to [4], wherein the triaryl amine compound is dissolved in the at least one bicyclic compound where R 1 each independently represents a hydrogen atom, a methyl group, an ethyl group, a methoxy group, an ethoxy group, a fluorine atom or a chlorine atom; A, B, C and F each independently represents either —CR 2 2 —, —O— or —NR 2 —; D and E each independently represents either —CR 2 ═ or —N═; G represents —CR 2 2 —; H represents —CR 2 ═; and R 2 represents a hydrogen atom, a methyl group or a halogen atom.

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05-12-2013 дата публикации

PHOTOLUMINESCENT COMPOUNDS

Номер: US20130320836A1
Принадлежит:

Materials comprising an A/M/X compound are provided. An A/M/X compound is a compound comprising one or more A moieties, one or more M atoms and one or more X atoms, where the A moieties are selected from organic cations and elements from Group 1 of the periodic table, the M atoms are selected from elements from Group 14 of the periodic table, and the X atoms are selected from elements from Group 17 of the periodic table. The materials include two-phase materials in which the A/M/X compound provides a first phase and a dopant compound provides a second phase. 1. A material comprising a compound having a formula selected from AMX , AMX , AMXor AMX , where the A is selected from elements from Group 1 of the periodic table , the M is selected from elements from Group 14 of the periodic table , and X is selected from elements from Group 17 of the periodic table , wherein the compound is doped with metal oxides of the formula M′O , where 0.01 Подробнее

05-12-2013 дата публикации

HOLE TRANSPORT MATERIALS INCLUDING OLED APPLICATIONS

Номер: US20130324716A1
Принадлежит: Plextronics, Inc.

The composition described here comprises at least one hole-transporting compound, wherein the hole-transporting compound comprises a core covalently bonded to at least two arylamine groups, wherein the arylamine group optionally comprises one or more intractability groups. The composition can provide good film formation and stability when coated onto hole injection layers. Solution processing of hole transporting layers of OLEDs can be achieved with the composition described here. Good mobility can be achieved. 2. The composition of claim 1 , wherein the hole transporting core is covalently bonded to at least two arylamine groups.3. The composition of claim 1 , wherein the arylamine group is a diarylamine or triarylamine group optionally substituted with one or more intractability groups.4. The composition of claim 1 , wherein the arylamine group is a diarylamine or triarylamine group substituted with one or more vinyl groups.15. The composition of claim 1 , wherein the hole transporting compound is represented by{'sup': 3', '3, 'AA-Ar—Ar-AA.'}21122-. (canceled) This application claims priority to U.S. provisional application 61/647,428 filed May 15, 2012 and is hereby incorporated herein by reference.A need exists to provide better organic electronic devices such as organic light emitting devices (OLEDs) including better materials used in the devices. In particular, better OLED devices and materials, including hole transporting materials, are needed. An OLED operation is based on injection, transport and recombination of two types of charge carriers: holes and electrons. It is important in an OLED device to control the injection and transport of these two types of carriers so as to enable the recombination to occur in the emissive layer where the luminescent species are located. The location where these species meet and recombine can dictate the efficiency and lifetime of the device.In particular, a need exists for novel hole transporting materials with great ...

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12-12-2013 дата публикации

Organic electroluminescent element, display device and lighting device

Номер: US20130328031A1
Принадлежит: KONICA MINOLTA INC

Disclosed is an organic electroluminescent device having long life, while exhibiting high luminous efficiency. Also disclosed are an illuminating device and a display, each using such an organic electroluminescent device. In the organic electroluminescent device, a compound represented by the general formula (A) which is suitable as a host material for a phosphorescent metal complex is used at least in one sublayer of a light-emitting layer.

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12-12-2013 дата публикации

ORGANIC ELECTROLUMINESCENT ELEMENT, DISPLAY DEVICE AND LIGHTING DEVICE

Номер: US20130328032A1
Принадлежит: KONICA MINOLTA, INC.

Disclosed is an organic electroluminescent device having long life, while exhibiting high luminous efficiency. Also disclosed are an illuminating device and a display, each using such an organic electroluminescent device. In the organic electroluminescent device, a compound represented by the general formula (A) which is suitable as a host material for a phosphorescent metal complex is used at least in one sublayer of a light-emitting layer. 27.-. (canceled)8. The organic electroluminescent element of claim 1 , wherein at least one of the aforesaid A1 and A2 represents a nitrogen atom-containing substituent.9. The organic electroluminescent element of claim 8 , wherein the aforesaid nitrogen atom-containing substituent is a carbazolyl group.11. The organic electroluminescent element of claim 8 , wherein the aforesaid nitrogen atom-containing substituent is a diarylamino group.12. (canceled)13. The organic electroluminescent element of claim 1 , wherein the aforesaid light emitting layer incorporates a phosphorescence emitting metal complex.14. The organic electroluminescent element of claim 13 , wherein the aforesaid phosphorescence emitting metal complex is an Ir complex.16. The organic electroluminescent element of claim 1 , wherein m2 of the phosphorescence emitting metal complex represented by the aforesaid Formula (B) is 0.17. The organic electroluminescent element of claim 15 , wherein a nitrogen-containing heterocyclic ring formed by phosphorescence emitting metal complexes B1-B5 represented by the aforesaid Formula (B) is an imidazole ring.18. The organic electroluminescent element of claim 1 , emitting white light.19. A display device provided with the organic electroluminescent element of .20. An illuminating device provided with the organic electroluminescent element of . The present invention relates to an organic electroluminescent element, a display device and a lighting device.Conventionally, an emission type electronic display device includes an ...

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19-12-2013 дата публикации

Polymers, Their Preparation and Uses

Номер: US20130334505A1

A polymer containing an optionally substituted repeat unit of formula (I) wherein each R is the same or different and represents H or an electron withdrawing group, and each R 1 is the same or different and represents a substituent.

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19-12-2013 дата публикации

NOVEL COMPOUND AND ORGANIC LIGHT-EMITTING DEVICE COMPRISING SAME

Номер: US20130334517A1
Принадлежит: LG CHEM, LTD.

The present invention relates to a novel compound and an organic light emitting device comprising the same. The compound according to the present invention may be used as hole injection, hole transport, electron injection and transport, and light emitting materials in an organic light emitting device, and the organic light emitting device according to the present invention has excellent properties in terms of efficiency, driving voltage, and life-span. 3. The compound of claim 1 , wherein Arof Chemical Formula 1 is hydrogen or a phenyl group.4. The compound of claim 1 , wherein at least one of Arand Arof Chemical Formula 1 is an amine group substituted or unsubstituted by a phenyl group claim 1 , a biphenyl group claim 1 , a terphenyl group claim 1 , a phenyl group substituted by a fluorenyl group claim 1 , a naphthyl group claim 1 , a fluorenyl group substituted by an alkyl group claim 1 , a dibenzothiophenyl group claim 1 , or a phenanthrenyl group.5. The compound of claim 1 , wherein at least one of Arand Arof Chemical Formula 1 is a phenyl group substituted by an amine group substituted or unsubstituted by a phenyl group claim 1 , a biphenyl group claim 1 , a terphenyl group claim 1 , a phenyl group substituted by a fluorenyl group claim 1 , a naphthyl group claim 1 , a fluorenyl group substituted by an alkyl group claim 1 , a dibenzothiophenyl group claim 1 , or a phenanthrenyl group; a biphenyl group substituted by an amine group substituted or unsubstituted by a phenyl group claim 1 , a biphenyl group claim 1 , a terphenyl group claim 1 , a phenyl group substituted by a fluorenyl group claim 1 , a naphthyl group claim 1 , a fluorenyl group substituted by an alkyl group claim 1 , a dibenzothiophenyl group claim 1 , or a phenanthrenyl group; a fluorenyl group substituted by an amine group substituted or unsubstituted by a phenyl group claim 1 , a biphenyl group claim 1 , a terphenyl group claim 1 , a phenyl group substituted by a fluorenyl group claim 1 , a ...

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19-12-2013 дата публикации

COMPOUND AND ORGANIC ELECTRICAL ELEMENT USING SAME, AND ELECTRONIC DEVICE AND HEAT-RESISTANCE MEASURING METHOD THEREWITH

Номер: US20130334518A1
Принадлежит: DUKSAN HIGH METAL CO., LTD.

The present invention provides a diphenyl diamine derivative which is a combination of a nitrogen-containing diphenyl fluorenyl group and a spiro fluorenyl group; an organic electroluminescent device using the same; and a display apparatus which uses the organic electroluminescent device. 2. The compound as claimed in claim 1 , wherein in Rand R claim 1 , adjacent substituents are combined with each other to form a saturated or unsaturated cycle.5. The organic electronic element comprising one or more organic material layers comprising the compound as claimed in .6. The organic electronic element as claimed in claim 5 , wherein the organic electronic element is an organic light emitting element in which a first electrode claim 5 , said one or more organic material layers claim 5 , and a second electrode are sequentially layered.7. The organic electronic element as claimed in claim 5 , wherein the organic material layers are formed by a soluble process of the compound.8. The organic electronic element as claimed in claim 5 , wherein the organic material layers comprise any one of a hole injection layer claim 5 , a hole transport layer claim 5 , a light emitting layer claim 5 , an electron transport layer claim 5 , and an electron injection layer.9. The organic electronic element as claimed in claim 8 , wherein the light emitting layer comprises the compound as a light emitting host material or the hole injection layer and/or the hole transport layer comprise the compound.10. An electronic device comprising a display device and a control part for driving the display device claim 9 , the display device comprising the organic electronic element as claimed in .11. The electronic device as claimed in claim 10 , wherein the organic electronic element is any one of an organic light emitting diode (OLED) claim 10 , an organic solar cell claim 10 , an organic photo conductor (OPC) drum claim 10 , and an organic transistor (organic TFT).12. The organic electronic element ...

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26-12-2013 дата публикации

CARBODIIMIDE PHOSPHORS

Номер: US20130341637A1
Принадлежит: Merck Patent GmBH

The invention relates to compounds of the general formula I 1. Compound of the formula I{'br': None, '(Sr1−z−nCazEun)mMp(SiN2)m−x(CN2)xSi3wN4w+p \u2003\u2003(I)'}whereM stands for Al, Ga, Y, Gd or Lu andm stands for a value from the range 0750° C. claim 7 , preferably at a temperature >1000° C. and particularly preferably in the range from 1200 to 1600° C.10. Light source claim 1 , characterized in that it comprises a semiconductor and at least one compound of the formula I according to .11. Light source according to claim 10 ...

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02-01-2014 дата публикации

Highly Luminescent Nanostructures and Methods of Producing Same

Номер: US20140001405A1
Принадлежит:

Highly luminescent nanostructures, particularly highly luminescent quantum dots, are provided. The nanostructures have high photoluminescence quantum yields and in certain embodiments emit light at particular wavelengths and have a narrow size distribution. The nanostructures can comprise ligands, including C5-C8 carboxylic acid ligands employed during shell formation and/or dicarboxylic or polycarboxylic acid ligands provided after synthesis. Processes for producing such highly luminescent nanostructures are also provided, including methods for enriching nanostructure cores with indium and techniques for shell synthesis. 1. A composition comprising:a nanostructure; anda C5-C8 carboxylic acid ligand bound to a surface of the nanostructure.2. The composition of claim 1 , wherein the ligand is an alkyl carboxylic acid.3. The composition of claim 1 , wherein the ligand is an unbranched alkyl carboxylic acid.4. The composition of claim 1 , wherein the ligand is hexanoic acid.5. The composition of claim 1 , wherein the ligand is pentanoic acid.6. The composition of claim 1 , wherein the ligand is an alkenyl carboxylic acid or an alkynyl carboxylic acid.7. The composition of claim 1 , wherein the ligand is 4-pentenoic acid.8. The composition of claim 1 , wherein the ligand is an unbranched monocarboxylic acid.9. The composition of claim 1 , further comprising a dicarboxylic or polycarboxylic acid ligand bound to the surface of the nanostructure.10. The composition of claim 9 , wherein the dicarboxylic or polycarboxylic acid ligand is dodecenyl succinic acid.11. The composition of claim 1 , further comprising a long chain fatty acid ligand bound to the surface of the nanostructure claim 1 , which long chain fatty acid comprises at least 12 carbon atoms.12. The composition of claim 1 , wherein the nanostructure comprises InP.13. The composition of claim 1 , wherein the nanostructure comprises ZnSSe claim 1 , where 0≦x≦1.14. The composition of claim 1 , wherein the ...

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02-01-2014 дата публикации

Material for organic electroluminescence device, and organic electroluminescence device using the same

Номер: US20140001451A1
Принадлежит: Idemitsu Kosan Co Ltd

A material for an organic electroluminescence device represented by the following formula (I): wherein X 1 to X 8 are a nitrogen atom, CH, CHal or CR a ; Az is a nitrogen-containing six-membered ring or a fused polycyclic group including a nitrogen-containing six-membered ring; W is an aromatic hydrocarbon group having 6 to 30 ring carbon atoms which is substituted by at least one cyano group or a heterocyclic group having 5 to 30 ring atoms which is substituted by at least one cyano group.

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02-01-2014 дата публикации

Aromatic heterocyclic derivative, material for organic eletroluminescent element, and organic electroluminescent element

Номер: US20140001456A1
Принадлежит: Idemitsu Kosan Co Ltd

An organic EL device includes an anode, an emitting layer, an electron transporting zone and a cathode in this sequence, in which the electron transporting zone contains an aromatic heterocyclic derivative represented by a formula (1) below. In the formula (1), X 1 to X 3 are a nitrogen atom or CR 1 , and A is represented by a formula (2) below. In the formula (2), L 1 is s single bond or a linking group, and HAr is represented by a formula (3) below. In the formula (3), Y 1 is an oxygen atom, a sulfur atom or the like, and one of X 11 to X 18 is a carbon atom bonded to L 1 by a single bond and the rest of X 11 to X 18 are a nitrogen atom or CR 13 .

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02-01-2014 дата публикации

Compound Having Fluorescent Chromophore, Ion Concentration Sensor Including Compound, Reagent Including Compound, Reagent Kit Provided with Reagent, Precursor of Compound, and Method for Synthesizing Compound

Номер: US20140005410A1

A compound of the present invention comprises a triazapentalene backbone represented by the general formula 1 below as a fluorescent chromophore. 1. (canceled)3. The fluorescence agent according to characterized in that at least one substituent group of said R claim 2 , R claim 2 , R claim 2 , Rand Ris an electron withdrawing group.4. The fluorescence agent according to characterized in that said substituent group of Ris an electron donating group or an electron withdrawing group claim 2 , and{'sup': 4', '5, 'said substituent group of Rand/or Ris an electron withdrawing group.'}6. An ion concentration sensor comprising said fluorescence agent according to .7. A reagent comprising said fluorescence agent according to .8. A reagent kit comprising at least one of said reagents according to .9. The reagent kit according to characterized in that a maximum fluorescence wavelength of at least one of said reagent is a maximum fluorescence wavelength selected from the group consisting of 400 nm or more and 430 nm and less claim 8 , more than 430 nm and 480 nm or less claim 8 , more than 480 nm and 530 nm or less claim 8 , and more than 530 nm and 2000 nm or less.10. (canceled)11. A method of synthesizing said fluorescence agent according to claim 2 , comprising:the step of subjecting an organic azide with a leaving group and an alkyne or a derivative thereof to a dipolar cycloaddition reaction in the presence of a catalyst promoting said dipolar cycloaddition reaction.14. The method according to claim 13 , wherein at least one substituent group of said R claim 13 , R claim 13 , R claim 13 , Rand Ris an electron withdrawing group.15. The method according to claim 13 , wherein said substituent group of Ris an electron donating group or an electron withdrawing group claim 13 , and{'sup': 4', '5, 'said substituent group of Rand/or Ris an electron withdrawing group.'} The present invention relates to a compound having a fluorescent chromophore, an ion concentration sensor ...

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02-01-2014 дата публикации

LOW BANDGAP DICYANOVINYL AND TRICYANOVINYL OLIGOTHIOPHENES FOR SOLAR CELL APPLICATIONS

Номер: US20140005411A1
Принадлежит:

The invention relates to solution-processable, p-type, low-optical gap oligothiophene compounds for use in solar cell application, comprising at least one thiophene-containing group, at least one electron-withdrawing dicyanovinyl or tricyanovinyl group, and at least one electron-donating diphenylaminofluorenyl or N-alkylcarbazole group. 1. A compound for use in solar cell application comprising:at least one thiophene-containing group;at least one electron-withdrawing group comprises at least one cyanovinyl group; andat least one electron-donating group;wherein the at least one electron-donating group is selected from a group consisting of diphenylaminofluorenyl group, N-alkylcarbazole group, and a mixture thereof.2. The compound according to claim 1 , wherein the at least one cyanovinyl group is selected from a group consisting of dicyanovinyl group claim 1 , tricyanovinyl group claim 1 , and a mixture thereof. The invention relates to a synthetic compound for solar cell applications. Particularly but not exclusively, the invention also relates to an oligothiophene compound for solar cell applications.Fossil fuels are still one of the major energy sources nowadays. Example of fossil fuels such as coal, petroleum and natural gas are non-renewable natural resources which take thousands of years to form, and are costly to harvest. In addition, combustion of the fossil fuels generates large amount of carbon dioxide as well as undesirable air pollutants. To resolve this, clean and renewable energy resources such as solar energy which can be directly captured and converted to electrical energy by solar cells have been extensively researched and investigated. For example, photovoltaic (PV) technologies have been employed to fabricate different types of solar cells, such as crystalline silicon solar cells, amorphous silicon solar cells, dye-sensitized solar cells, copper indium gallium selenide (CIGS) solar cells and organic solar cells, etc.Among the solar cells ...

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09-01-2014 дата публикации

White-emitting monomolecular compound using excited-state intramolecular proton transfer, organic electroluminescent element and laser device using the same

Номер: US20140012009A1

Provided are a white-emitting monomolecular compound using excited-state intramolecular proton transfer (ESIPT) characteristics, and an organic electroluminescence device and a laser device comprising same. The white-emitting monomolecular compound according to the present invention is prepared by covalently bonding at least two types of molecules which produce different colors and have excited-state intramolecular proton transfer (ESIPT) characteristics. The white-emitting monomolecular compound according to the present invention achieves white luminescence irrespective of the concentration thereof and of the state of the materials thereof, and therefore can be used in a variety of fields including an organic electroluminescence device and a laser device.

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16-01-2014 дата публикации

COMPOUND FOR ORGANIC LIGHT-EMITTING DEVICE AND ORGANIC LIGHT-EMITTING DEVICE INCLUDING THE SAME

Номер: US20140014916A1
Принадлежит: Samsung Display Co., Ltd.

Embodiments of the present invention are directed to a compound represented by Formula 1, and to an organic light-emitting device including the compound. 2. The compound of claim 1 , wherein R claim 1 , R claim 1 , R claim 1 , R claim 1 , and Rare each independently a hydrogen atom claim 1 , a deuterium atom claim 1 , a halogen group claim 1 , a cyano group claim 1 , a substituted or unsubstituted C-Calkyl group claim 1 , a substituted or unsubstituted C-Caryl group claim 1 , a substituted or unsubstituted C-Cheteroaryl group claim 1 , or a substituted or unsubstituted C-Ccondensed polycyclic group;{'sub': 1', '2', '5', '30', '3', '30', '6', '30, 'Arand Arare each independently a substituted or unsubstituted C-Caryl group, a substituted or unsubstituted C-Cheteroaryl group, or a substituted or unsubstituted C-Ccondensed polycyclic group; and'}{'sub': 5', '30', '3', '30', '6', '30, 'A and B are each independently a bond, or a divalent linker including a substituted or unsubstituted C-Carylene group, a substituted or unsubstituted C-Cheteroarylene group, a substituted or unsubstituted C-Ccondensed polycyclic group.'}3. The compound of claim 1 , wherein Rto Rare each independently a hydrogen atom claim 1 , a deuterium atom claim 1 , a substituted or unsubstituted C-Calkyl group claim 1 , or a substituted or unsubstituted C-Caryl group.7. The compound of claim 1 , wherein Arand Arin Formula 1 are linked to form a ring.9. An organic light-emitting device comprising:a first electrode;a second electrode; and{'claim-ref': {'@idref': 'CLM-00001', 'claim 1'}, 'an organic layer between the first electrode and the second electrode, the organic layer comprising the compound for an organic light-emitting device according to .'}10. The organic light-emitting device of claim 9 , wherein the organic layer comprises an emission layer claim 9 , and the compound represented by Formula 1 is a host or dopant for a fluorescent or phosphorescent device.11. The organic light-emitting device ...

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16-01-2014 дата публикации

COLOR CONVERSION FILM AND MULTICOLOR-EMITTING, ORGANIC ELECTROLUMINESCENT DEVICE COMPRISING THE COLOR CONVERSION FILM

Номер: US20140014941A1
Принадлежит: SHARP KABUSHIKI KAISA

A color conversion film that absorbs light from an organic electroluminescent part emitting blue-green light and converts the light to visible light at a longer wavelength. The color conversion film includes two different dyes. A first dye is a polymer dye with an average molecular weight of 1000 to 1,000,000 that absorbs light incident on the color conversion film and transfers the energy of the light to a second dye. The second dye is a dye that receives the energy from the first dye and emits light. With a multicolor-emitting, organic electroluminescent device including the color conversion film, it is possible to achieve excellent conversion efficiency without increasing the thickness of the color conversion film as in a conventional device using a binder resin. Such an organic electroluminescent device may include as well a pair of electrodes at least one of which is a transparent electrode, and an organic electroluminescent layer sandwiched between the electrodes. 1. An organic electroluminescent device , comprising:a pair of electrodes at least one of which is a transparent electrode;an organic electroluminescent layer sandwiched between the pair of electrodes; anda color conversion film comprising a first dye and a second dye that are different,wherein the first dye is a dye that has properties including absorbing light incident on the color conversion film and transferring the absorbed energy of the light to the second dye, andwherein the second dye is a dye that receives the energy from the first dye and emits light.2. The organic electroluminescent device according to claim 1 , wherein the first dye is a dye having an average molecular weight of at least 1000.3. The organic electroluminescent device according to claim 1 , wherein the first dye has an average molecular weight of 1000 to 1 claim 1 ,000 claim 1 ,000.4. A color conversion film comprising a first dye and a second dye that are different claim 1 ,wherein the first dye is a dye that has a ...

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23-01-2014 дата публикации

Pyrrolo[3,2-b]pyrrole-2,5-diones and their Use as Organic Semiconductors

Номер: US20140021414A1
Принадлежит: Merck Patent GmBH

The invention relates to novel compounds based on pyrrolo[3,2-b]pyrrole-2,5-dione, methods for their preparation and intermediates used therein, mixtures and formulations containing them, the use of the compounds, mixtures and formulations as semiconductor in organic electronic (OE) devices, especially in organic photovoltaic (OPV) devices, and to OE and OPV devices comprising these compounds, mixtures or formulations.

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