Polycyclo, I.e., Fused Patents (Class 585/26)
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Publication number: 20120273768Abstract: A compound represented by the following formula (I), provided that the compound in which all of R1 to R14 are hydrogen atoms is excluded.Type: ApplicationFiled: November 2, 2010Publication date: November 1, 2012Applicant: IDEMITSU KOSAN CO., LTD.Inventors: Yoichi Ikeda, Masatoshi Saito, Hidetsugu Ikeda, Hiroaki Nakamura, Hirofumi Kondo, Naoki Kurihara, Kota Terai
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Publication number: 20120273724Abstract: The present invention relates to compounds of the formula (I) where one or more of the radicals A1-5 denote a 1,4-naphthylene or 1,4-anthracenylene radical, and the other parameters are as defined in Claim 1. The invention additionally includes liquid-crystalline media which comprise the title compounds, components for high-frequency technology which comprise these media, in particular phase shifters and microwave array antennae.Type: ApplicationFiled: October 1, 2010Publication date: November 1, 2012Applicant: Merck Patent Gesellschaft Mit Beschrankter HaftungInventors: Christian Jasper, Elvira Montenegro, Detlef Pauluth, Volker Reiffenrath, Atsutaka Manabe
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Publication number: 20120277498Abstract: There is provided a charge transport compound having the formula T-LG-T, where T is a charge transport moiety having the formula —Ar1-An-Ar2 and LG is a linking group. In the compound, An is a divalent anthracene moiety; Ar1 is a single bond or an aromatic group which can be naphthyl, binaphthyl, naphthylphenylene, naphthylbiphenylene, or naphthylbinaphthylene; Ar2 is an aromatic group which can be naphthyl, binaphthyl, naphthylphenylene, naphthylbiphenylene, or naphthylbinaphthylene; and LG can be biphenylene, binaphthylene, or Formula I In Formula I, Q1 and Q2 are the same or different can be alkyl and aryl, or Q1 and Q2 taken together can be alkylene; and Ar3 and Ar4 are the same or different and can be phenylene or naphthylene.Type: ApplicationFiled: July 12, 2012Publication date: November 1, 2012Applicant: E I DU PONT DE NEMOURS AND COMPANYInventor: Weishi WU
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Patent number: 8298683Abstract: The present invention provides an organic light emitting device comprising a first electrode, at least one organic layer and a second electrode, laminated successively, in which at least one layer of the organic layer has a polycyclic aromatic hydrocarbon as a core and comprises at least one of a derivative in which a substituted or unsubstituted C2-30 cycloalkane, or a substituted or unsubstituted C5-50 polycycloalkane is directly fused to the core or fused to a substituent of the core; and a new organic compound usable in the organic light emitting device. Furthermore, the present invention provides a charge carrier extracting, injecting or transporting material which has a polycyclic aromatic hydrocarbon as a core and comprises a derivative in which a substituted or unsubstituted C2-30 cycloalkane, or a substituted or unsubstituted C5-50 polycycloalkane is directly fused to the core or fused to a substituent of the core.Type: GrantFiled: September 14, 2006Date of Patent: October 30, 2012Assignee: LG Chem, Ltd.Inventors: Kong Kyeom Kim, Sung Kil Hong, Hye Young Jang, Dong Seob Jeong
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Patent number: 8298687Abstract: It is an object of the present invention to provide a novel material capable of realizing excellent color purity of blue, and a light emitting element and a light emitting device using the novel material. Further, it is an object of the present invention to provide which is highly reliable, and a light emitting element and a light emitting device using the novel material.Type: GrantFiled: September 21, 2011Date of Patent: October 30, 2012Assignee: Semiconductor Energy Laboratory Co., Ltd.Inventors: Sachiko Kawakami, Nobuharu Ohsawa, Harue Nakashima, Kumi Kojima, Satoshi Seo, Masakazu Egawa, Ryoji Nomura
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Patent number: 8293957Abstract: Described are oligotetracenes of formula I which may either be unsubstituted or carry one or more substituents R and R? which are selected from the group comprising halogen, CN, alkyl or alkoxy radicals containing 1 to 18 carbon atoms, aryl radicals containing up to 10 carbon atoms which may also contain one or more heteroatoms, and/or fluorinated or perfluorinated alkyl or alkoxy radicals containing 1 to 18 carbon atoms, where n is an integer from 1 to 20, preferably 1 to 6, very particularly preferably 1 or 2, and X stands for a single bond, an alklyene group containing 1 to 6 carbon atoms, a hydrocarbon chain having one or more conjugated double bonds, an aryl group, or a system composed of one or more condensed aromatic rings. In the oligotetracenes according to the invention, one or more of the condensed aromatic six-atom rings may be substituted by a five-atom ring which may also contain a heteroatom.Type: GrantFiled: June 21, 2006Date of Patent: October 23, 2012Assignee: Dritte Patentportfolio Beteiligungsgesellschaft mbH & Co. KGInventors: Matthias Rehahn, Michael Roth, Heinz Von Seggern, Roland Schmechel, Marcus Ahles
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Patent number: 8293381Abstract: An anthracene derivative and an organic electroluminescent device using the same are provided. More specifically, provided are an anthracene derivative represented by Formula 1: wherein each R1 is aryl; and each R2 is independently C6-C20 aryl or C3-C19 heteroaryl, which are unsubstituted or substituted with one or more substituents selected from the group consisting of C1-C10 alkyl, C1-C10 alkoxy, cyano, C1-C10 alkylamino, C1-C10 alkylsilyl, halogen, C6-C10 aryl, C6-C10 aryloxy, C6-C10 arylamino, C6-C10 arylsilyl, C3-C19 heteroaryl and hydrogen; and an organic electroluminescent device using the same. The present invention can provide an organic electroluminescent device having excellent power and luminance efficiencies in conjunction with a long service life.Type: GrantFiled: November 30, 2007Date of Patent: October 23, 2012Assignee: SFC Co., Ltd.Inventors: Jong-Tae Je, Sug-Kwang Hwang, Sung-Hoon Kim, Seung-Hyuck Choi, Seon-Keun Yoo
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Publication number: 20120248429Abstract: Disclosed is a triphenylene based aromatic compound, wherein a benzene center is substituted with a triphenylene group and another aromatic group such as triphenylenyl, pyrenyl, phenylvinyl, carbazolylphenyl, or arylanthryl in the meta position of the benzene center. The meta-substituted aromatic compound of the invention has better thermal stability (Tg) than the conventional para-substituted aromatic compound. The meta-substituted aromatic compound, served as a hole transporting layer or a host material applied in a light emitting layer in an OLED, is more preferable than the conventional para-substituted aromatic compound.Type: ApplicationFiled: June 14, 2012Publication date: October 4, 2012Applicant: NATIONAL TSING HUA UNIVERSITYInventors: Chien-Hong Cheng, Fang-Iy Wu, Yin-Yen Tsai, Yu-Han Chen
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Publication number: 20120235888Abstract: There is provided a benzo[c]phenanthrene compound represented by formula [1]: wherein R1 to R10 are each independently selected from a hydrogen atom, an alkyl group, an alkoxy group, an aromatic hydrocarbon group, and a heteroaromatic group; n represents an integer of 1 to 3, when n represents 2 or more, R1's in different benzo[c]phenanthrene rings may be the same or different, and the same is true for R2's to R10's in different benzo[c]phenanthrene rings; Ar represents an n-valent substituent and represents an aromatic hydrocarbon group or a heteroaromatic group, or Ar may represent a single bond when n represents 2.Type: ApplicationFiled: November 11, 2010Publication date: September 20, 2012Applicant: CANON KABUSHIKI KAISHAInventors: Tetsuya Kosuge, Jun Kamatani, Hiroyuki Tomono
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Publication number: 20120238105Abstract: The present invention relates to formula, comprising at least one solvent, and at least one functional composition of the general formula (I), wherein A is a functional structural element, B is a solvent-providing structural element, and k is an integer in the range of 1 to 20. The molecular weight of the functional composition is at least 550 g/mol, and the solvent-providing structural element B corresponds to the general formula ((L-I). Ar1, Ar2 JeWeUs, independently of each other, signify an aryl or heteroaryl group, which can be substituted with one or several discretionary residues R. Each X is, independently of one another, N or CR2, preferably CH.Type: ApplicationFiled: May 3, 2010Publication date: September 20, 2012Applicant: Merck Patent GmbHInventors: Rémi Manouk Anémian, Susanne Heun, Thomas Eberle, Philipp Stoessel
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Publication number: 20120235561Abstract: An anthracene derivative having a specific asymmetric structure is provided. The asymmetric anthracenes are useful in an organic electroluminescence device and exhibit efficient light emission and a long performance lifetime.Type: ApplicationFiled: May 29, 2012Publication date: September 20, 2012Applicant: IDEMITSU KOSAN CO., LTD.Inventors: Hidetsugu IKEDA, Motohisa IDO, Masakazu FUNAHASHI
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Patent number: 8257620Abstract: Compounds are disclosed for the production of chemiluminescent light, particularly for the production of blue/violet light within the range of about 390 nm to less than 438 nm, and most particularly to the use of compounds composed of symmetrically and asymmetrically substituted anthracenes which are effective for increasing the production of such blue/violet light when used as fluorescers in conjunction with chemiluminescent systems. These systems utilize derivatives of 9,10-diphenylanthracene containing one or more fluorines As shown in General Formulae 1-3. The variables shown in Formulae 1-3 are defined in the specification.Type: GrantFiled: June 24, 2010Date of Patent: September 4, 2012Assignee: Cyalume Technologies, Inc.Inventors: Earl Cranor, Linda Jacob
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Publication number: 20120217449Abstract: The present invention relates to compounds of the general formula (I), to the use thereof in electronic devices, preferably as host material for fluorescent dopants or as fluorescent dopant, to a process for the preparation of the compounds of the formula (I), and to electronic devices comprising compounds of the formula (I).Type: ApplicationFiled: October 19, 2010Publication date: August 30, 2012Applicant: Merck Patent GmbHInventors: Hubert Spreitzer, Jochen Schwaiger, Heinrich Becker, Frank Voges, Holger Heil
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Publication number: 20120211701Abstract: The present invention relates to compounds of the formula (I), to mixtures of the said compounds with emitter compounds, to the use of compounds of the formula (I) and the said mixtures in electronic devices, and to electronic devices containing one or more compounds of the formula (I) and/or mixtures of compounds of the formula (I) with emitter compounds.Type: ApplicationFiled: October 1, 2010Publication date: August 23, 2012Applicant: Merck Patent GmbHInventors: Hubert Spreitzer, Jochen Schwaiger, Heinrich Becker
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Publication number: 20120211734Abstract: A substituted pyrene for electroluminescent applications and a method to produce the substituted pyrenes.Type: ApplicationFiled: April 30, 2012Publication date: August 23, 2012Applicant: E I DU PONT DE NEMOURS AND COMPANYInventors: NORMAN HERRON, Mark A. Guidry, Vsevolod Rostovtsev
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Patent number: 8241762Abstract: There is provided a charge transport compound having the formula T-LG-T, where T is a charge transport moiety having the formula —Ar1-An-Ar2 and LG is a linking group. In the compound, An is a divalent anthracene moiety; Ar1 is a single bond or an aromatic group which can be naphthyl, binaphthyl, naphthylphenylene, naphthylbiphenylene, or naphthylbinaphthylene; Ar2 is an aromatic group which can be naphthyl, binaphthyl, naphthylphenylene, naphthylbiphenylene, or naphthylbinaphthylene; and LG can be biphenylene, binaphthylene, or Formula I In Formula I, Q1 and Q2 are the same or different can be alkyl and aryl, or Q1 and Q2 taken together can be alkylene; and Ar3 and Ar4 are the same or different and can be phenylene or naphthylene.Type: GrantFiled: May 30, 2008Date of Patent: August 14, 2012Assignee: E I du Pont de Nemours and CompanyInventor: Weishu Wu
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Patent number: 8241763Abstract: The present invention relates to the compounds of the formulae (1) to (6) and to organic electroluminescent devices, in particular blue-emitting devices, in which these compounds are used as host material or dopant in the emitting layer and/or as hole-transport material and/or as electron-transport material.Type: GrantFiled: June 20, 2007Date of Patent: August 14, 2012Assignee: Merck Patent GmbHInventors: Arne Buesing, Philipp Stoessel, Holger Heil
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Publication number: 20120197051Abstract: In various embodiments, the present disclosure describes processes for preparing functionalized graphene nanoribbons from carbon nanotubes. In general, the processes include exposing a plurality of carbon nanotubes to an alkali metal source in the absence of a solvent and thereafter adding an electrophile to form functionalized graphene nanoribbons. Exposing the carbon nanotubes to an alkali metal source in the absence of a solvent, generally while being heated, results in opening of the carbon nanotubes substantially parallel to their longitudinal axis, which may occur in a spiralwise manner in an embodiment. The graphene nanoribbons of the present disclosure are functionalized on at least their edges and are substantially defect free. As a result, the functionalized graphene nanoribbons described herein display a very high electrical conductivity that is comparable to that of mechanically exfoliated graphene.Type: ApplicationFiled: June 11, 2010Publication date: August 2, 2012Applicant: WILLIAM MARSH RICE UNIVERSITYInventors: James M. Tour, Dmitry Kosynkin
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Publication number: 20120187383Abstract: There is provided an a host material and a dopant material, wherein the host material is a compound having one of Formulae I-VI: In the formulae, R1 is the same or different at each occurrence and represents an optional substituent which may be present at any or all of the available sites and may be D, alkyl, aryl, alkoxy, aryloxy, oxyalkyl, alkenyl, silyl, or siloxane; Ar1, Ar2, and Ar3 are the same or different at each occurrence and are aryl groups; a is an integer from 2-6; and b is an integer from 1-3.Type: ApplicationFiled: August 1, 2011Publication date: July 26, 2012Applicant: E.I. DU PONT DE NEMOURS AND COMPANYInventors: WEIYING GAO, Weishi Wu, Kalindi Dogra, Vsevolod Rostovtsev, Kerwin D. Dobbs
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Publication number: 20120184432Abstract: [Object] To improve heat stability of diethylzinc which is used for a catalyst of polymerizing, an organic synthetic reaction reagent and a raw materials for providing a zinc film by MOCVD. And to offer the diethylzinc composition being superior in heat stability, even if it handles for a long term a metal zinc particle does not precipitate. [Solving Means] Use a diethylzinc composition added a compound which is added an aromatic compound as an additive which has isopropenyl group bonded as a side chain.Type: ApplicationFiled: September 1, 2010Publication date: July 19, 2012Applicant: Tosoh Finechem CorporationInventors: Kenichi Haga, Shizuo Tomiyasu, Kohichi Tokudome
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Patent number: 8221907Abstract: A chrysene derivative shown by the following formula: wherein R1 to R10 and R21 to R25 are independently a hydrogen atom, a substituted or unsubstituted alkyl group having 1 to 10 carbon atoms, a substituted or unsubstituted cycloalkyl group having 3 to 10 ring carbon atoms, a substituted or unsubstituted alkylsilyl group having 3 to 20 carbon atoms, a substituted or unsubstituted arylsilyl group having 8 to 30 carbon atoms, or a substituted or unsubstituted aryl group having 6 to 20 ring carbon atoms, provided that at least one of R21 to R25 is a substituted or unsubstituted fused aromatic ring group having 10 to 20 ring carbon atoms or a substituted or unsubstituted fluorenyl group.Type: GrantFiled: July 2, 2008Date of Patent: July 17, 2012Assignee: Idemitsu Kosan Co., Ltd.Inventors: Masahiro Kawamura, Kazuki Nishimura, Toshihiro Iwakuma, Kenichi Fukuoka, Chishio Hosokawa, Masakazu Funahashi, Tetsuya Inoue, Yukitoshi Jinde, Yuichiro Kawamura, Mitsunori Ito, Yoriyuki Takashima, Toshinari Ogiwara
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Publication number: 20120168736Abstract: A pyrene compound represented by general formula (1): wherein X represents one of a naphthalene ring and a phenanthrene ring; when X represents the naphthalene ring, a 1-pyrenyl group indicated in general formula (1) is bonded to a 2-position of the naphthalene ring; when X represents the phenanthrene ring, the 1-pyrenyl group is bonded to one of a 2-position and a 3-position of the phenanthrene ring; and R1 and R2 are each independently selected from a hydrogen atom and an alkyl group.Type: ApplicationFiled: July 14, 2010Publication date: July 5, 2012Applicant: CANON KABUSHIKI KAISHAInventors: Noriyuki Doi, Naoki Yamada
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Publication number: 20120153271Abstract: A leaving substituent-containing compound including a partial structure represented by the following General Formula (I): where a pair of X1 and X2 or a pair of Y1 and Y2 each represent a hydrogen atom; the other pair each represent a group selected from the group consisting of a halogen atom and a substituted or unsubstituted acyloxy group having one or more carbon atoms; a pair of the acyloxy groups represented by the pair of X1 and X2 or the pair of Y1 and Y2 may be identical or different, or may be bonded together to form a ring; R1 to R4 each represent a hydrogen atom or a substituent; and Q1 and Q2 each represent a hydrogen atom, a halogen atom or a monovalent organic group, and may be bonded together to form a ring.Type: ApplicationFiled: September 9, 2010Publication date: June 21, 2012Inventors: Daisuke Goto, Satoshi Yamamoto, Toshiya Sagisaka, Takuji Kato, Takashi Okada, Masato Shinoda, Shinji Matsumoto, Masataka Mohri, Keiichiro Yutani
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Publication number: 20120153265Abstract: The present invention relates to solid solution inducing layer for the preparation of weak epitaxial films of non-planar phthalocyanine and the thin film of non-planar phthalocyanine generated from the weak epitaxial growth on the solid solution inducing layer and organic thin film transistor based on the weak rpitaxy growth thin film of non-planar phthalocyanine. The solid solution inducing layer is prepared at certain substrate temperature by vapor co-deposition of any two inducing layer molecules presented by Formula I and Formula II. The solid solution inducing layer has uniformed structure, of which the lattice parameter and electronic structure can be controlled by adjusting the component proportion, the solid solution inducing layer can epitaxially grow a high quality thin film of non-planar phthalocyanine and fabricate high performance transistor device based on such epitaxial thin film.Type: ApplicationFiled: July 20, 2011Publication date: June 21, 2012Inventors: Donghang YAN, Yanhou Geng, Hongkun Tian, Lizhen Huang, Jianfeng Shen, Xiaodong Guo
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Patent number: 8197951Abstract: The present invention provides novel structure of light emitting material and an organic light emitting diode using the same. The light emitting material can serve as a light emitting material alone, and can also serve as a light emitting host in combination with a proper light emitting dopant, or a light emitting dopant in combination with a proper light emitting host, particularly in an organic emitting diode.Type: GrantFiled: November 17, 2006Date of Patent: June 12, 2012Assignee: LG Chem, Ltd.Inventors: Kong Kyeom Kim, Hye Young Jang, Sung Kil Hong, Sung Jin Yeo, So-Yeon Choi, legal representative, Sang Young Jeon
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Publication number: 20120139410Abstract: An organic electroluminescence device includes: a cathode; an anode; and a single-layered or multilayered organic thin-film layer provided between the cathode and the anode. In the organic electroluminescence device, the organic thin-film layer includes at least one emitting layer, and the at least one emitting layer contains: at least one phosphorescent material; and a host material represented by the following formula (1).Type: ApplicationFiled: December 7, 2011Publication date: June 7, 2012Applicant: Idemitsu Kosan Co., Ltd.Inventors: Kazuki NISHIMURA, Toshihiro IWAKUMA, Kenichi FUKUOKA, Chishio HOSOKAWA, Masahiro KAWAMURA, Mitsunori ITO, Yoriyuki TAKASHIMA, Toshinari OGIWARA
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Patent number: 8192848Abstract: A substituted pyrene for electroluminescent applications and a method to produce the substituted pyrenes.Type: GrantFiled: January 8, 2009Date of Patent: June 5, 2012Assignee: E I du Pont de Nemours and CompanyInventors: Norman Herron, Mark A. Guidry, Vsevolod Rostovtsev
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Publication number: 20120132901Abstract: An organic light-emitting device includes an anode, a cathode, and an organic compound layer interposed between the anode and the cathode. The organic compound layer contains a pyrene derivative.Type: ApplicationFiled: July 23, 2010Publication date: May 31, 2012Applicant: CANON KABUSHIKI KAISHAInventors: Naoki Yamada, Jun Kamatani, Maki Okajima, Ryota Ooishi, Akihito Saitoh
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Publication number: 20120126180Abstract: The present invention relates to substituted benz[a]anthracene derivatives, to the preparation and use thereof in organic electroluminescent devices, and to organic electroluminescent devices, in particular blue-emitting devices, in which these compounds are used as matrix material or dopant in the emitting layer and/or as hole-transport material and/or as electron-transport material.Type: ApplicationFiled: July 5, 2010Publication date: May 24, 2012Applicant: Merck Patent GmbHInventors: Amir Hossain Parham, Arne Buesing, Holger Heil, Philipp Stoessel, Michael Holbach
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Publication number: 20120104364Abstract: A 9,10-bisphenylphenanthrene derivative has a structure of formula (1): , wherein P1 and P2 are substituted or non-substituted polycyclic aromatic hydrocarbons (PAH), and R is a member selected from the group consisting of H, halo, cyano, trifluoromethyl, amino, C1-C10 alkyl, C2-C10 alkenyl, C2-C10 alkynyl, C3-C20 cycloalkyl, C3-C20 cycloalkenyl, C1-C20 heterocycloalkyl, C1-C20 heterocycloalkenyl, aryl and heteroaryl. The 9,10-bisphenylphenanthrene derivative of the present invention may function as a host emitter to be used in an organic light emitting device with advantages such as higher efficiency, lower operating voltage, higher brightness and higher thermal stability.Type: ApplicationFiled: February 18, 2011Publication date: May 3, 2012Inventors: Chien-Hong CHENG, Yu-Han CHEN, Fang-ly WU
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Patent number: 8158628Abstract: Sulfonylated tetrahydroazolopyrazine compounds corresponding to the formula I wherein R1, R2a, R2b, R3a, R3b, R4, R8, R9a, R9b, R10, R11, A, B, W1, W2 and W3 have the meanings defined herein, pharmaceutical compositions containing such compounds, a method for the preparation of such compounds, and the use of such compounds for treating or inhibiting various types of pain and/or other conditions mediated at least in part by the bradykinin 1 receptor (B1R).Type: GrantFiled: March 4, 2010Date of Patent: April 17, 2012Assignee: Gruenenthal GmbHInventors: Beatrix Merla, Stefan Oberboersch, Melanie Reich, Stefan Schunk, Ruth Jostock, Sabine Hees, Michael Engels, Tieno Germann, Edward Bijsterveld
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Patent number: 8129037Abstract: The present invention relates to the improvement of organic electroluminescent devices, in particular blue-emitting devices, by using compounds of the formula (1) as host materials in the emitting layer.Type: GrantFiled: September 20, 2005Date of Patent: March 6, 2012Assignee: Merck Patent GmbHInventors: Philipp Stössel, Arne Büsing, Horst Vestweber, Holger Heil
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Publication number: 20120048377Abstract: Photosensitive optoelectronic devices are disclosed including at least one compound comprising at least one polycyclic aromatic substructure wherein the substructures are directly substituted with at least one alkynyl group. The devices exhibit a high degree of stability. In one form the devices may be used in the generation of solar power.Type: ApplicationFiled: March 5, 2010Publication date: March 1, 2012Applicant: COMMONWEALTH SCIENTIFIC AND INDUSTRIAL RESEARCH ORGANISATIONInventors: Kevin Norman Winzenberg, Scott Edward Watkins, Kimmo Petteri Kemppinen, Mark Bown
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Publication number: 20120037892Abstract: The present invention relates to a novel cycloalkene derivative, and an organic electronic device using the same. The cycloalkene derivative according to the exemplary embodiment of the present invention may act as a hole injection, a hole transport, an electron injection, an electron transport, or a light emitting material in an organic light emitting diode and an organic electronic device, and in particular, may be used alone as a light emitting host or a dopant.Type: ApplicationFiled: January 20, 2010Publication date: February 16, 2012Applicant: LG CHEM, LTD.Inventors: Hye-Young Jang, Jae-Chol Lee, Jae-Soon Bae, Jeung-Gon Kim, Seong-So Kim, Chang-Hwan Kim
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Patent number: 8110122Abstract: An anthracene derivative represented by general formula (1) is provided. In the formula, Ar1, Ar3, Ar5, and Ar6 independently represent an aryl group having 6 to 13 carbon atoms, Ar2 and Ar4 independently represent an arylene group having 6 to 13 carbon atoms, and R1 to R8 independently represent hydrogen or an alkyl group having 1 to 4 carbon atoms. Ar1 to Ar6 may independently have a substituent. When Ar1 to Ar6 independently have two or more substituents, the substituents may be bonded to each other to form a ring. When a carbon atom of Ar1 to Ar6 has two substituents, the substituents may be bonded to each other to form a spiro ring.Type: GrantFiled: August 31, 2009Date of Patent: February 7, 2012Assignee: Semiconductor Energy Laboratory Co., Ltd.Inventors: Sachiko Kawakami, Nobuharu Ohsawa, Satoshi Seo
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Patent number: 8110294Abstract: A fluorene compound and an organic light-emitting element including the fluorene compound are provided. The fluorene compound is represented by the following general formula [1], and the fluorene compound is a material for an organic light-emitting element. A steric hindrance group is introduced directly on a fluorene ring in the fluorene compound.Type: GrantFiled: February 14, 2008Date of Patent: February 7, 2012Assignee: Canon Kabushiki KaishaInventors: Tetsuya Kosuge, Jun Kamatani, Naoki Yamada, Ryota Ooishi, Shinjiro Okada
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Publication number: 20120012822Abstract: An aromatic compound represented by the following formula (1). [In the formula, ring A and ring B each represent a benzene ring, an aromatic fused ring composed of 2-4 rings, a heteroaromatic ring or a heterocyclic aromatic fused ring composed of 2-4 rings, R1a represents a group —CHR2a—CHR2bR2c, and R1b, R1c and R1d each represent hydrogen, aryl or a group —CHR2d—CHR2eR2f. This is with the proviso that at least 2 of R1b, R1c and R1d are not hydrogen. R2a, R2b and R2c each represent hydrogen, alkyl, aryl or a substituted silyl group, and R2a and R2b may be bonded together to form a ring. R2d, R2e and R2f each represent hydrogen, alkyl, aryl or a substituted silyl group, and R2d and R2e may be bonded together to form a ring.Type: ApplicationFiled: January 22, 2010Publication date: January 19, 2012Applicants: KEIO UNIVERSITY, SUMITOMO CHEMICAL COMPANY, LIMITEDInventors: Fumitoshi Kakiuchi, Hiroki Terai
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Publication number: 20120007059Abstract: An organic electroluminescence device composed of a cathode, an anode, and an organic thin film layer between the cathode and the anode. The organic thin film layer includes one or more layers. At least one layer of the organic thin film layer is a light emitting layer and at least one light emitting layer contains a compound which is asymmetric with respect to the central benzene ring and a phosphorescent emitting material. The compound provides an organic electroluminescence device with long lifetime and high current efficiency.Type: ApplicationFiled: December 24, 2009Publication date: January 12, 2012Applicant: IDEMITSU KOSAN CO., LTD.Inventors: Toshihiro Iwakuma, Yoriyuki Takashima, Toshinari Ogiwara
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Patent number: 8092924Abstract: An organic emissive layer is provided. Also provided is a device in which the organic emissive layer is disposed between an anode and a cathode. The organic emissive layer includes a phosphorescent material and triphenylene compound or a compound having a repeat unit having a triphenylene moiety. The triphenylene is optionally substituted. The substituents may be the same or different and each is selected from the group consisting of alkyl, aryl, fused aryl, substituted aryl, alkenyl, alkynyl, and heteroalkyl. Triphenylene compounds are also provided.Type: GrantFiled: May 31, 2006Date of Patent: January 10, 2012Assignee: Universal Display CorporationInventors: Raymond Kwong, Bert Alleyne
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Publication number: 20120004476Abstract: The present invention relates to fullerene derivatives and an organic electronic device using the same, and more specifically, to a novel fullerene derivative incorporating an aromatic fused ring compound and to an organic electronic device with excellent electrical properties by employing the fullerene derivative. In more detail, the novel fullerene derivative incorporating an aromatic fused ring compound according to the present invention exhibits excellent solubility in organic solvents and has a high electrochemical electron mobility and a high LUMO energy level, thereby making the fullerene derivative a suitable material for organic solar cells featuring a high open circuit voltage (Voc) and an improved energy conversion efficiency, or applicable for use in organic electronic devices such as organic thin film transistors.Type: ApplicationFiled: January 29, 2010Publication date: January 5, 2012Applicant: KOREA RESEARCH INSTITUTE OF CHEMICAL TECHNOLOGYInventors: Sung Cheol Yoon, So Youn Nam, Hyun Seok Lim, Jaemin Lee, Jongsun Lim, Dong Wook Kim, Yongku Kang, Chang Jin Lee, Jae Wook Jung
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Patent number: 8084937Abstract: The present invention provides a novel binaphthyl compound and an organic light emitting element having a good light emitting efficiency and a high durability at a low driving voltage.Type: GrantFiled: October 2, 2008Date of Patent: December 27, 2011Assignee: Canon Kabushiki KaishaInventors: Tetsuya Kosuge, Jun Kamatani, Shigemoto Abe, Ryota Ooishi, Kengo Kishino
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Publication number: 20110303907Abstract: A material for organic electroluminescent devices including a 2,7-disubstituted naphthalene ring in its molecule and an organic electroluminescent device including an organic thin film layer having one or more layers between a cathode and an anode. An organic electroluminescence device having the organic thin film layer which includes the material for organic electroluminescent devices and at least one kind of phosphorescent emitting materials has long lifetime and high current efficiency.Type: ApplicationFiled: December 25, 2009Publication date: December 15, 2011Applicant: IDEMITSU KOSAN CO., LTD.Inventors: Toshihiro Iwakuma, Yoriyuki Takashima, Toshinari Ogiwara
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Publication number: 20110297918Abstract: A compound having the structure represented by the following formula (1) or (1)? as at least a part: wherein FA is a fused aromatic ring, and Ar is an aromatic group.Type: ApplicationFiled: December 12, 2008Publication date: December 8, 2011Applicant: IDEMITSU KOSAN CO., LTD.Inventors: Mitsunori Ito, Masahiro Kawamura
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Publication number: 20110288292Abstract: The present invention relates to substituted benzo[c]phenanthrene derivatives and to the production and to the use thereof in electronic devices, and to the electronic devices themselves. The present invention relates in particular to benzo[c]phenanthrene derivatives substituted with at least one aromatic unit or at least one diarylamino unit.Type: ApplicationFiled: December 22, 2009Publication date: November 24, 2011Applicant: Merck Patent GmbHInventors: Amir H. Parham, Arne Buesing, Holger Heil, Philipp Stoessel
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Publication number: 20110285274Abstract: An organic material for an organic light emitting diode (OLED) display, and an OLED display are provided, and the organic material includes an anthracene derivative includes at least deuterium.Type: ApplicationFiled: April 29, 2011Publication date: November 24, 2011Applicant: Samsung Mobile Display Co., Ltd.Inventors: Yuji Hamada, Kwan-Hee Lee
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Publication number: 20110278561Abstract: To attain an organic electroluminescence device having a long lifetime and high luminous efficiency, and is capable of emitting blue light having a high color purity, and an aromatic amine derivative for realizing the device, the present invention provides an aromatic amine derivative having a specific structure, and an organic electroluminescence device including an organic thin film layer composed of one or more layers including at least a light emitting layer and interposed between a cathode and an anode, in which at least one layer of the organic thin film layer contains the aromatic amine derivative alone or as a component of a mixture.Type: ApplicationFiled: July 25, 2011Publication date: November 17, 2011Applicant: Idemitsu Kosan Co., Ltd.Inventors: Chishio HOSOKAWA, Yoriyuki Takashima, Masakazu Funahashi
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Publication number: 20110279025Abstract: To provide a novel chrysene compound and an organic light-emitting device having high emission efficiency and excellent driving durability, provided is a novel triaryl-substituted chrysene compound represented by the general formula [1]: wherein Ar1 to Ar3 each represent a substituent selected from the group consisting of a substituted or unsubstituted naphthyl group, a substituted or unsubstituted phenanthryl group, and a substituted or unsubstituted fluorenyl group.Type: ApplicationFiled: October 3, 2010Publication date: November 17, 2011Applicant: CANON KABUSHIKI KAISHAInventors: Tetsuya Kosuge, Jun Kamatani, Yosuke Nishide, Kengo Kishino
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Publication number: 20110272684Abstract: The present invention describes indenofluorene derivatives of the general formula I, II, III or IV having emitting and hole-transporting properties, in particular for use in the emission and/or charge-transport layer of electro-luminescent devices. The invention furthermore relates to a process for the preparation of the compounds according to the invention and to electronic devices comprising same.Type: ApplicationFiled: December 22, 2009Publication date: November 10, 2011Inventors: Amir Hossain Parham, Christof Pflumm, Arne Buesing, Holger Heil, Philipp Stoessel
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Publication number: 20110272685Abstract: The present invention describes indenofluorene derivatives containing a heteroaromatic bridge atom as a novel class of materials having emitting and hole-transporting properties, in particular for use in the emission 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 same.Type: ApplicationFiled: December 22, 2009Publication date: November 10, 2011Applicant: Merck Patent GmbHInventors: Amir Hossain Parham, Christof Pflumm, Philipp Stoessel, Holger Heil, Arne Buesing
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Publication number: 20110272683Abstract: Provided are a novel bichrysene compound and an organic light emitting device having high light emitting efficiency and excellent driving durability. The organic light emitting device includes an anode, a cathode, and a layer formed of an organic compound interposed between the anode and the cathode. The layer formed of an organic compound has a bichrysene compound represented by the following general formula (1).Type: ApplicationFiled: March 12, 2010Publication date: November 10, 2011Applicant: CANON KABUSHIKI KAISHAInventors: Tetsuya Kosuge, Jun Kamatani, Yosuke Nishide, Kengo Kishino