Two Benzene Rings Bonded Directly To The Same Nitrogen Patents (Class 564/433)
  • Patent number: 9029603
    Abstract: A process for preparing alkylated p-phenylenediamine having the steps of reacting aniline and nitrobenzene in presence of a complex base catalyst to obtain 4-aminodiphenylamine intermediates, hydrogenating the 4-aminodiphenylamine intermediates to 4-aminodiphenylamine in presence of a hydrogenation catalyst, and reductively alkylating the 4-aminodiphenylamine to alkylated p-phenylenediamine.
    Type: Grant
    Filed: September 14, 2012
    Date of Patent: May 12, 2015
    Assignee: Jiangsu Sinorgchem Technology Co., Ltd.
    Inventors: Xiaogen Feng, Nongyue Wang, Xiaohui Mao, Ruibiao Yu, Qianwen Cheng
  • Patent number: 9006490
    Abstract: A method for direct functionalization of polyaniline and other molecules with at least one diiminoquinoid ring through C—C bond formation is described. Fluoride ion, or a weak base whose conjugated acid form has a pKa value of 1-10, is used as a catalyst to react the molecule with an organic compound that has an abstractable proton directly bonded to the target carbon atom thereof to be bonded to the diiminoquinoid ring and has a pKa value less than 30 for the abstractable proton.
    Type: Grant
    Filed: November 23, 2010
    Date of Patent: April 14, 2015
    Inventors: Chien-Chung Han, Hong-Pin Shih
  • Patent number: 8999524
    Abstract: An organic light-emitting device includes a first electrode, a mixed organic layer, an emission layer, an electron transport layer, and a second electrode. The mixed organic layer contains a fluorene derivative and a pyrazine derivative, and the electron transport layer contains a lithium quinolate and a pyridine derivative.
    Type: Grant
    Filed: April 29, 2011
    Date of Patent: April 7, 2015
    Assignee: Samsung Display Co., Ltd.
    Inventors: Dong-Heon Kim, Tae-Shick Kim, Kwan-Hee Lee, Min-Seung Chun, Jung-Ha Son, Jae-Hyun Kwak, Mi-Kyung Kim, Choon-Woo Lim
  • Publication number: 20150045558
    Abstract: The invention is directed to ruthenium-based metathesis catalysts of the Hoveyda-Grubbs type. The new N-chelating diarylamino-based ruthenium catalysts described herein are stable in solid state and in solution and reveal rapid initiation behavior. Further, the corresponding N-substituted styrene precursor compounds are disclosed. The catalysts are prepared in a cross-metathesis reaction starting from N-substituted styrene precursors. The new Hoveyda-Grubbs type catalysts are suitable to catalyze ring-closing metathesis (RCM), cross metathesis (CM) and ring-opening metathesis polymerization (ROMP). Low catalyst loadings are sufficient to convert a wide range of substrates via metathesis reactions.
    Type: Application
    Filed: March 13, 2013
    Publication date: February 12, 2015
    Applicant: Umicore AG & CO. KG
    Inventors: Herbert Plenio, Lars Peeck
  • Publication number: 20150011628
    Abstract: The invention relates to substituted diphenylamine compounds using as antitumor agents. The structure of the compounds is represented as the general formula (I): The groups are as defined as specification. The compound represented by formula (I) showed potent antitumor activity, especially to cure or alleviate the cancer causing by cancer cells of human tissue or organ. The preferred cancers are: colon cancer, liver cancer, lymph cancer, lung cancer, esophageal cancer, breast cancer, central nervous system cancer, melanoma, ovarian cancer, cervical cancer, renal cancer, leukemia, prostatic cancer, pancreatic cancer, bladder cancer, rectal cancer, osteosarcoma, nasopharynx cancer or stomach cancer.
    Type: Application
    Filed: March 6, 2013
    Publication date: January 8, 2015
    Inventors: Changling Liu, Baoshan Chai, Huichao Li, Aiying Guan
  • Publication number: 20140361285
    Abstract: 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 R1 to R9 represent a hydrogen atom, an aryl group, or an alkyl group; R1 to R9 may be the same or different from each other; and R1 to R9 may further have an aryl group or an alkyl group as a substituent in the case where R1 to R9 are an aryl group or an alkyl group.
    Type: Application
    Filed: August 26, 2014
    Publication date: December 11, 2014
    Applicant: Mitsubishi Chemical Corporation
    Inventors: Masayoshi YABE, Masayo Fugono, Koichiro Iida, Masako Takeuchi, Tomoyuki Ogata
  • Publication number: 20140357895
    Abstract: A triphenylamine derivative is represented by General Formula (1). In General Formula (1), OR1 represents an alkoxy group having 2 to 8 carbon atoms. R2 to R6 each independently represent a hydrogen atom or an alkyl group having 1 to 8 carbon atoms. Ar1 and Ar2 each independently represent a hydrogen atom, an aryl group having 6 to 20 carbon atoms and optionally substituted with an alkyl group having 1 to 6 carbon atoms, an aryl group having 6 to 20 carbon atoms and optionally substituted with an alkoxy group having 1 to 6 carbon atoms, a cycloalkyl group having 3 to 10 carbon atoms, or a 3- to 10-membered heterocyclic group. Note that the case where Ar1 and Ar2 are both a hydrogen atom is excluded.
    Type: Application
    Filed: May 28, 2014
    Publication date: December 4, 2014
    Applicant: KYOCERA DOCUMENTS SOLUTIONS, INC.
    Inventors: Fumio SUGAI, Kensuke KOJIMA, Kenji KITAGUCHI, Hideki OKADA
  • Patent number: 8900728
    Abstract: It is an object of the present invention to provide a material which is excellent in a hole injecting property and a hole transporting property, and to provide a light emitting element and a light emitting device using a material which is excellent in a hole injecting property and a hole transporting property. The present invention provides a carbazole derivative represented by a general formula (1). The carbazole derivative according to the present invention is excellent in the hole injecting property. By using the carbazole derivative according to the present invention as a hole injecting material for a hole injecting layer of a light emitting element, a driving voltage can be reduced. In addition, a lower driving voltage, improvement of the luminous efficiency, a longer life time, and higher reliability can be realized by applying the material to a light emitting element or a light emitting device.
    Type: Grant
    Filed: April 18, 2013
    Date of Patent: December 2, 2014
    Assignee: Semiconductor Energy Laboratory Co., Ltd.
    Inventors: Harue Nakashima, Sachiko Kawakami, Daisuke Kumaki
  • Patent number: 8889268
    Abstract: An organic electroluminescence element that includes a pair of electrodes and an organic light emitting functional layer.
    Type: Grant
    Filed: October 22, 2010
    Date of Patent: November 18, 2014
    Assignee: Sony Corporation
    Inventors: Ichinori Takada, Tadahiko Yoshinaga, Emiko Kambe, Shigeyuki Matsunami, Yasunori Kijima
  • Publication number: 20140336415
    Abstract: An inexpensive and convenient production method of diphenylamine compounds is provided, that can solve problems in the conventional technology such as decrease in reactivity, restriction of substituents, high temperature, high pressure, by-products or the like. Further, diphenylamine compounds useful as intermediates of medicine and agricultural chemicals are provided. Diphenylamine compounds are produced, represented by general formula (3): which is characterized by reacting aniline compounds represented by general formula (2): under the presence of base and ethers solvent, with 2,6-dichloronitrobenzene compound represented by general formula (1): and a diphenylamine compound represented by general formula (3).
    Type: Application
    Filed: December 5, 2012
    Publication date: November 13, 2014
    Inventors: Minoru Ito, Akiko Ikumi
  • Patent number: 8859113
    Abstract: The present invention relates to novel carbazole derivatives and an organic light-emitting diode device using the same. These carbazole derivatives can simultaneously or singly be used as a hole transporting layer, a host or guest of an emitting layer or an electron transporting layer of an organic light-emitting diode device.
    Type: Grant
    Filed: October 8, 2013
    Date of Patent: October 14, 2014
    Assignee: China Petrochemical Development Corporation
    Inventors: Hsian Chan Liu, Min Sheng Chen, Chin Yi Lee
  • Patent number: 8859818
    Abstract: An object of the present invention is to provide a charge transport material and an electrophotographic photoreceptor using the charge transport material, the charge transport material sufficiently satisfying characteristics conventionally desired for a charge transport material for an electrophotographic photoreceptor, specifically, the charge transport material having a good solubility in a binder polymer, allowing formation of a stable and high-concentration organic thin film therefrom, and having a high carrier mobility. To achieve the object, the present invention provides a tris(4-styrylphenyl)amine derivative represented by the following general formula (1): wherein R1 represents a methyl group or methoxy group, and R2 represents a hydrogen atom, methyl group, or methoxy group, provided that a case where R1 and R2 are a methyl group and R2 is at the meta-position is excluded; wherein 50% or more of geometrical isomers have three double bonds which are all trans.
    Type: Grant
    Filed: July 18, 2011
    Date of Patent: October 14, 2014
    Assignee: Takasago International Corporation
    Inventors: Junji Nakamura, Tohru Kobayashi
  • Patent number: 8846280
    Abstract: Provided is a compound represented by the following General Formula (I): wherein in General Formula (I), F represents a charge transporting subunit, L represents a linking group having a valency of (n+1) that is formed by combining two or more kinds selected from a group consisting of an alkylene group, —C?C— (an alkenylene group), —C(?O)—, —N(R)—, —O—, and —S—, and R represents a hydrogen atom, an alkyl group, an aryl group, or an aralkyl group, m represents an integer of from 1 to 6, and n represents an integer of from 2 to 3.
    Type: Grant
    Filed: February 16, 2012
    Date of Patent: September 30, 2014
    Assignee: Fuji Xerox Co., Ltd.
    Inventors: Wataru Yamada, Katsumi Nukada, Yuko Iwadate, Tomoya Sasaki, Kenji Kajiwara
  • Publication number: 20140138628
    Abstract: Fluoroacyl arylamines are disclosed for use in an electronic applications, such as, in photoresponsive and electroresponsive devices.
    Type: Application
    Filed: November 21, 2012
    Publication date: May 22, 2014
    Applicant: XEROX CORPORATION
    Inventors: Adrien P. Cote, Richard A. Klenkler, Amanda L. Bongers, Gregory M. McGuire
  • Patent number: 8703304
    Abstract: An aromatic amine derivative having a specific structure. An organic electroluminescence device which is composed of one or more organic thin film layers sandwiched between a cathode and an anode, wherein at least one of the organic thin film layers, especially a hole transporting layer, contains the aromatic amine derivative. The aromatic amine derivative has at least one substituted or unsubstituted dibenzofuran skeleton and at least one substituted or unsubstituted terphenylene skeleton. Because the molecules in the aromatic amine derivate hardly crystallize, organic electroluminescence devices improving their production yield and having prolonged lifetime are provided.
    Type: Grant
    Filed: March 7, 2012
    Date of Patent: April 22, 2014
    Assignee: Idemitsu Kosan Co., Ltd.
    Inventor: Nobuhiro Yabunouchi
  • Publication number: 20140087986
    Abstract: A process for producing a high viscosity functionalized metallocene polyalphaolefin (mPAO) fluid. The process includes providing a mPAO having a terminal double bond, said mPAO produced by the metallocene-catalyzed oligomerization or polymerization of an alpha-olefin feed; providing at least one of a substituted or unsubstituted alkyl thiol, aryl thiol, diphenylamine or naphthalene; and reacting, optionally in the presence of a catalyst or initiator, the mPAO having a terminal double bond with at least one of the substituted or unsubstituted alkyl thiol, aryl thiol, diphenylamine or naphthalene, under reaction conditions sufficient to produce the functionalized high viscosity mPAO fluid. The functionalized mPAO fluid has, as synthesized, a viscosity (Kv100) from 135 to 900 cSt at 100° C.; a viscosity index (VI) greater than 150; a pour point (PP) less than ?25° C.; a molecular weight distribution (Mw/Mn) less than 2.0; a residual unsaturation (Bromine Number) less than 2.
    Type: Application
    Filed: September 4, 2013
    Publication date: March 27, 2014
    Applicant: ExxonMobil Research and Engineering Company
    Inventors: Abhimanyu Onkar Patil, Shuji Luo, Satish Bodige
  • Publication number: 20140073800
    Abstract: Embodiments of the invention are directed to ONO pincer ligands that can be in a trianionic, protonated or protonated equivalent form. The ONO pincer ligand can be combined with a transition metal comprising compound to form an ONO pincer ligand comprising transition metal complex. By choice of the ONO pincer ligand structure, the steric and electronic properties of the transition metal complexes therefrom can be controlled. The ONO pincer ligands comprise a central nitrogen atom that is disubstituted with a pair of three atom comprising bridges where the three atoms are three sp2 hybridized carbons or the three atoms are a pair of sp2 hybridized carbons and an sp3 hybridized carbon or silicon.
    Type: Application
    Filed: November 12, 2013
    Publication date: March 13, 2014
    Applicant: UNIVERSITY OF FLORIDA RESEARCH FOUNDATION, INC.
    Inventors: ADAM STEVEN VEIGE, MATTHEW O'REILLY, MUHAMMAD TARIQ JAN
  • Patent number: 8629613
    Abstract: Provided are a novel aromatic amine derivative having an asymmetric structure and an organic electroluminescence device in which, an organic thin film layer comprising a single layer or plural layers including at least a light emitting layer is interposed between a cathode and an anode, at least one layer in the above organic thin film layer contains the aromatic amine derivative described above in the form of a single component or a mixed component, whereby molecules are less liable to be crystallized; a yield in producing the organic electroluminescence device is enhanced; and a lifetime is extended.
    Type: Grant
    Filed: December 21, 2005
    Date of Patent: January 14, 2014
    Assignee: Idemitsu Kosan Co., Ltd.
    Inventors: Nobuhiro Yabunouchi, Hisayuki Kawamura
  • Patent number: 8623522
    Abstract: Provided are a novel aromatic amine derivative having a specific structure and an organic electroluminescence device in which an organic thin layer comprising a single layer or plural layers including a light emitting layer is interposed between a cathode and an anode, wherein at leas one layer of the above organic thin layer contains the aromatic amine derivative described above in the form of a single component or a mixed component. Thus, the organic electroluminescence device is less liable to be crystallized in molecules, improved in a yield in producing the organic electroluminescence device and extended in a lifetime.
    Type: Grant
    Filed: January 27, 2012
    Date of Patent: January 7, 2014
    Assignee: Idemitsu Kosan Co., Ltd.
    Inventors: Nobuhiro Yabunouchi, Tetsuya Inoue
  • Patent number: 8581006
    Abstract: Reaction of a carboxylic acid-containing polymer with certain aromatic amines and polyols results in ester containing dispersant viscosity modifiers with improved soot handling performance in heavy-duty diesel engines, compared with non-ester containing dispersants.
    Type: Grant
    Filed: January 4, 2008
    Date of Patent: November 12, 2013
    Assignee: The Lubrizol Corporation
    Inventors: Matthew D. Gieselman, John K. Pudelski, Renee A. Eveland, Adam J. Preston
  • Patent number: 8580396
    Abstract: The present invention relates to novel carbazole derivatives and an organic light-emitting diode device using the same. These carbazole derivatives can simultaneously or singly be used as a hole transporting layer, a host or guest of an emitting layer or an electron transporting layer of an organic light-emitting diode device.
    Type: Grant
    Filed: January 21, 2011
    Date of Patent: November 12, 2013
    Assignee: China Petrochemical Development Corp
    Inventors: Hsiao Chan Liu, Min Sheng Chen, Chin Yi Lee
  • Publication number: 20130214263
    Abstract: 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 R1 to R9 represent a hydrogen atom, an aryl group, or an alkyl group; R1 to R9 may be the same or different from each other; and R1 to R9 may further have an aryl group or an alkyl group as a substituent in the case where R1 to R9 are an aryl group or an alkyl group.
    Type: Application
    Filed: March 15, 2013
    Publication date: August 22, 2013
    Applicant: MITSUBISHI CHEMICAL CORPORATION
    Inventor: MITSUBISHI CHEMICAL CORPORATION
  • Publication number: 20130187096
    Abstract: The present invention relates to polymeric materials which have electron-transporting, hole-transporting and/or emitting units in the side chains. The present invention furthermore relates to processes for the preparation of these polymers, to the use of these polymers in electroluminescent devices and to electroluminescent devices comprising these polymers.
    Type: Application
    Filed: June 28, 2011
    Publication date: July 25, 2013
    Applicant: MERCK PATENT GmbH
    Inventors: Niels Schulte, Aurélie Ludemann, Junyou Pan, René P. Scheerich, Thomas Eberle, Arne Buesing, Philipp Stoessel
  • Patent number: 8486594
    Abstract: An object of the invention is to provide: a p-terphenyl compound mixture useful as a charge-transporting agent which has improved solubility in organic solvents to thereby diminish a cracking phenomenon, which poses problems concerning photoreceptor characteristics, and can realize an electrophotographic photoreceptor having high sensitivity and high durability; and an electrophotographic photoreceptor employing the compound mixture. The invention relates to: a p-terphenyl compound mixture which includes two symmetric p-terphenyl compounds respectively represented by the following general formula (1) and general formula (2) and an asymmetric p-terphenyl compound represented by the following general formula (3) which has both a group of substituents of the compound represented by general formula (1) and a group of substituents of the compound represented by general formula (2); and an electrophotographic photoreceptor containing the compound mixture.
    Type: Grant
    Filed: January 24, 2007
    Date of Patent: July 16, 2013
    Assignee: Hodogaya Chemical Co., Ltd.
    Inventors: Shinya Nagai, Atsushi Takesue, Makoto Koike, Katsumi Abe, Takehiro Nakajima
  • Publication number: 20130165682
    Abstract: The present invention relates to a method for the synthesis of an ? amino acetal, comprising (i) oxidizing a tertiary amine in the presence of a copper catalyst, at least one oxidant and a solvent, or (ii) reacting a secondary amine and an aliphatic aldehyde in the presence of a copper catalyst, at least one oxidant and a solvent.
    Type: Application
    Filed: July 6, 2011
    Publication date: June 27, 2013
    Applicant: NANYANG TECHNOLOGICAL UNIVERSITY
    Inventors: Teck Peng Loh, Jiesheng Tian
  • Publication number: 20130165660
    Abstract: A complex of formula (1), wherein, M is palladium or nickel, R1 and R2 are independently organic groups having 1-20 carbon atoms, or R1 and R2 are linked to form a ring structure with the phosphorus atom, R3 is selected from the group consisting of substituted and unsubstituted aryl, substituted and unsubstituted heteroaryl, and substituted and unsubstituted metallocenyl, R4 is an organic group having 1-20 carbon atoms, n is 0, 1, 2, 3, 4 or 5, X is an anionic ligand. A process for the preparation of the complex, and its use in carbon-carbon or carbon-nitrogen coupling reactions is also provided.
    Type: Application
    Filed: June 22, 2011
    Publication date: June 27, 2013
    Applicant: JOHNSON MATTHEY PUBLIC LIMITED COMPANY
    Inventors: Thomas John Colacot, Carin Johansson Seechurn, Sebastien Laurent Parisel
  • Publication number: 20130146852
    Abstract: Light-emitting and/or charge transporting polymers, methods of making the same, and organic light emitting devices comprising such polymers, the polymers comprising a repeat unit of formula (I): —(Ar)q-Sp-CT-Sp-(Ar)q—??(I) in which CT represents a conjugated charge-transporting group, each Ar independently represents an optionally substituted aryl or heteroaryl group, q is at least 1, and each Sp independently represents a spacer group forming a break in conjugation between Ar and CT.
    Type: Application
    Filed: May 12, 2011
    Publication date: June 13, 2013
    Applicants: SUMITOMO CHEMICAL COMPANY LIMITED, CAMBRIDGE DISPLAY TECHNOLOGY LIMITED
    Inventors: Annette Steudel, Richard Owoare
  • Patent number: 8431248
    Abstract: It is an object of the present invention to provide a material which is excellent in a hole injecting property and a hole transporting property, and to provide a light emitting element and a light emitting device using a material which is excellent in a hole injecting property and a hole transporting property. The present invention provides a carbazole derivative represented by a general formula (I). The carbazole derivative according to the present invention is excellent in the hole injecting property. By using the carbazole derivative according to the present invention as a hole injecting material for a hole injecting layer of a light emitting element, a driving voltage can be reduced. In addition, a lower driving voltage, improvement of the luminous efficiency, a longer life time, and higher reliability can be realized by applying the material to a light emitting element or a light emitting device.
    Type: Grant
    Filed: March 1, 2011
    Date of Patent: April 30, 2013
    Assignee: Semiconductor Energy Laboratory Co., Ltd.
    Inventors: Harue Nakashima, Sachiko Kawakami, Daisuke Kumaki
  • Patent number: 8410242
    Abstract: A pulsed driven display comprising an organic light-emitting device, said device comprising an organic layer comprising a semiconductive polymer, said polymer comprising a fluorene or triarylamine repeat unit, the fluorene or triarylamine repeat unit having a group R pendent from the polymer backbone, wherein R has general formula I: where Ar1 represents phenyl or a group comprising napthyl; Ar2 represents phenyl or a group comprising napthyl; R? represents a substituent group; R?=H or a substituent; n=0, 1, 2 or 3; m=0 or 1; and n?=1 or 2, with the proviso that m=0 if n=0.
    Type: Grant
    Filed: April 13, 2006
    Date of Patent: April 2, 2013
    Assignees: Cambridge Display Technology Limited, CDT Oxford Limited
    Inventors: Valerie Grand, Richard Wilson, Mark Dowling, Ilaria Grizzi, Mary J. McKiernan
  • Patent number: 8399605
    Abstract: A semiconductive polymer comprising a first repeat unit in the polymer backbone comprising general formula 1: where a=1 or 2; b=0 or 1; and c=0, 1 or 2, provided that when c=0 then b=0; Ar1, Ar2, Ar3, Ar4, Ar5, and Ar6 each independently represent an aryl or heteroaryl ring or a fused derivative thereof; characterized in that at least one of Ar1, Ar2, Ar4, and Ar5 is non-conjugating; and provided that (a) when a=1, Ar1 is not linked to Ar2 by a direct bond, (b) when b=1 and c=1, Ar4 is not linked to Ar5 by a direct bond, (c) when b=0 and c=1, Ar2 is not linked to Ar5 by a direct bond, (d) when a=2, the Ar1 groups are not linked by a single bond, and (e) when c=2, the Ar5 groups are not linked by a single bond.
    Type: Grant
    Filed: December 18, 2006
    Date of Patent: March 19, 2013
    Assignees: Cambridge Display Technology Limited, CDT Oxford Limited
    Inventors: Annette Steudel, Nalinkumar Lallubhai Patel, Jonathan Pillow, Mary McKiernan, Sophie Heidenhain, Natasha Conway
  • Publication number: 20120309844
    Abstract: Substituted diphenylamine compounds of general formula I are provided, in which each substituted group is defined as in the description. The compounds of general formula I have broad-spectrum fungicidal activity in the field of agriculture. Furthermore, the preparation methods of the above compounds are simple.
    Type: Application
    Filed: March 21, 2011
    Publication date: December 6, 2012
    Applicants: SHENYANG RESEARCH INSTITUTE OF CHEMICAL INDUSTRY CO., LTD., SINOCHEM CORPORATION
    Inventors: Changling Liu, Huichao Li, Zhinian Li, Guang Huang, Hong Zhang
  • Publication number: 20120196215
    Abstract: Provided is a thiol group-containing charge transporting material represented by the following general formula (1): F-[(G)a1-(X)a2—Y—SH]b??(1) wherein F represents an organic group derived from a charge transporting compound, G represents a divalent organic group having 1 to 5 carbon atoms, X represents a group selected from a —CO—O— group, an —O—CO— group, and an —O— group, Y represents a divalent organic group having 1 to 5 carbon atoms, a1 and a2 each independently represent 0 or 1, and b represents an integer of 1 or more and 6 or less.
    Type: Application
    Filed: August 25, 2011
    Publication date: August 2, 2012
    Applicant: FUJI XEROX CO., LTD.
    Inventors: Katsumi NUKADA, Kenya SONOBE, Wataru YAMADA, Takatsugu DOI, Tsuyoshi MIYAMOTO, Yuko IWADATE
  • Patent number: 8197951
    Abstract: 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: Grant
    Filed: November 17, 2006
    Date of Patent: June 12, 2012
    Assignee: LG Chem, Ltd.
    Inventors: Kong Kyeom Kim, Hye Young Jang, Sung Kil Hong, Sung Jin Yeo, So-Yeon Choi, legal representative, Sang Young Jeon
  • Publication number: 20120142855
    Abstract: The present invention relates to polymers comprising structural units having partially fluorinated substituents, to mixtures and formulations comprising the polymers according to the invention, to a process for the preparation of the polymers according to the invention, and to the use of the polymers according to the invention as functional materials in electronic devices.
    Type: Application
    Filed: June 24, 2010
    Publication date: June 7, 2012
    Applicant: Merck Patent GmbH Patents & Scientific Information
    Inventors: René P. Scheurich, Junyou Pan, Frank Egon Meyer, Niels Schulte, Rémi Manouk Anèmian, Susanne Heun, Thomas Eberle, Aurélie Ludemann, Herwig Buchholz, Wolfgang Hierse
  • Publication number: 20120130114
    Abstract: A method for direct functionalization of polyaniline and other molecules with at least one diiminoquinoid ring through C—C bond formation is described. Fluoride ion, or a weak base whose conjugated acid form has a pKa value of 1-10, is used as a catalyst to react the molecule with an organic compound that has an abstractable proton directly bonded to the target carbon atom thereof to be bonded to the diiminoquinoid ring and has a pKa value less than 30 for the abstractable proton.
    Type: Application
    Filed: November 23, 2010
    Publication date: May 24, 2012
    Inventors: Chien-Chung Han, Hong-Pin Shih
  • Publication number: 20120115764
    Abstract: This invention relates to novel macromolecular amine-phenolic compositions having oxidation inhibition characteristics that are exhibited when added to organic material normally susceptible to oxidative degradation in the presence of air or oxygen, such as petroleum products, synthetic polymers, and elastomeric substances.
    Type: Application
    Filed: October 17, 2007
    Publication date: May 10, 2012
    Applicant: Albemarle Corporation
    Inventors: Mahmood Sabahi, Vincent J. Gatto, Hassan Y. Elnagar
  • Patent number: 8110122
    Abstract: 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: Grant
    Filed: August 31, 2009
    Date of Patent: February 7, 2012
    Assignee: Semiconductor Energy Laboratory Co., Ltd.
    Inventors: Sachiko Kawakami, Nobuharu Ohsawa, Satoshi Seo
  • Publication number: 20120022293
    Abstract: An object of the present invention is to provide a charge transport material and an electrophotographic photoreceptor using the charge transport material, the charge transport material sufficiently satisfying characteristics conventionally desired for a charge transport material for an electrophotographic photoreceptor, specifically, the charge transport material having a good solubility in a binder polymer, allowing formation of a stable and high-concentration organic thin film therefrom, and having a high carrier mobility. To achieve the object, the present invention provides a tris(4-styrylphenyl)amine derivative represented by the following general formula (1): wherein R1 represents a methyl group or methoxy group, and R2 represents a hydrogen atom, methyl group, or methoxy group, provided that a case where R1 and R2 are a methyl group and R2 is at the meta-position is excluded; wherein 50% or more of geometrical isomers have three double bonds which are all trans.
    Type: Application
    Filed: July 18, 2011
    Publication date: January 26, 2012
    Applicant: TAKASAGO INTERNATIONAL CORPORATION
    Inventors: Junji NAKAMURA, Tohru KOBAYASHI
  • Publication number: 20110281898
    Abstract: The invention relates to substituted phenoxyacetic acids as useful pharmaceutical compounds for treating respiratory disorders, pharmaceutical compositions containing them, and processes for their preparation.
    Type: Application
    Filed: July 26, 2011
    Publication date: November 17, 2011
    Inventors: Roger Victor Bonnert, Anil Patel, Stephen Thom
  • Patent number: 8048833
    Abstract: The present invention is directed to lubricating oils exhibiting improved resistance to oxidation and deposit/sludge formation comprising a lubricant base oil and catalytic antioxidants comprising an effective amount of a) one or more polymetal organometallic compound; and, b) effective amounts of one or more substituted N,N?-diaryl-o-phenylenediamine compounds or c) one or more hindered phenol compounds or both, to a method for improving the antioxidancy and the resistance to deposit/sludge formation of formulated lubricating oil compositions by the addition thereto of an effective amount of the aforementioned catalytic antioxidants, and to an additive concentrate containing the aforementioned catalytic antioxidants.
    Type: Grant
    Filed: August 17, 2007
    Date of Patent: November 1, 2011
    Assignee: ExxonMobil Research and Engineering Company
    Inventors: Jacob J. Habeeb, Michael E. Landis, Abhimanyu O. Patil, Brandon T Weldon
  • Publication number: 20110251394
    Abstract: An organic compound is represented by general formula (1): where R1 to R18 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 or unsubstituted amino group, a substituted or unsubstituted aryl group, and a substituted or unsubstituted heterocyclic group.
    Type: Application
    Filed: December 16, 2009
    Publication date: October 13, 2011
    Applicant: CANON KABUSHIKI KAISHA
    Inventors: Jun Kamatani, Naoki Yamada, Akihito Saitoh
  • Patent number: 8017806
    Abstract: The invention comprises lubricating compositions and hydraulic fluids containing N,N?-diaryl-p-phenylene diamine compounds that impart good levels of oxidation inhibition in the lubricants and hydraulic fluids.
    Type: Grant
    Filed: July 21, 2009
    Date of Patent: September 13, 2011
    Assignee: Exxonmobil Research and Engineering Company
    Inventors: Abhimanyu O. Patil, Jacob J. Habeeb
  • Patent number: 7928265
    Abstract: Method of preparation of antioxidant composition on the basis of diphenylamine by catalytic alkylation of diphenylamine by an threefold excess of diisobutylene with regard to diphenylamine in the presence of an alkylation catalyst t in an amount of 5 to 30% by weight, as referred to diphenylamine, at a temperature of 140 to 160° C. Water contained in the catalyst, is removed and subsequently diphenylamine is left to complete the reaction with diisobutylene and after the reaction is finished, the reaction mixture is separated from the catalyst, unreacted diisobutylene is removed from it and the reaction product is obtained.
    Type: Grant
    Filed: May 5, 2006
    Date of Patent: April 19, 2011
    Assignee: Duslo A.S.
    Inventors: Viera Andruskova, Jan Uhlar, Peter Lehocky, Jaroslav Horak
  • Patent number: 7914905
    Abstract: A ?-conjugated aromatic ring-containing compound represented by the formula (1) below is relatively stable and useful as a light-emitting material for light from blue-violet region to red region. [In the formula, R1-R6 independently represent a hydrogen atom or the like; A and D independently represent a pyridine ring, pyrimidine ring, pyridazine ring, pyrazine ring, furan ring, pyrrole ring, pyrazole ring, imidazole ring, thiophene ring, benzothiadiazole ring, thieno[3,4-b]pyrazine ring, furo[3,4-b]pyrazine ring, 6H-pyrrolo[3,4-b]pyrazine ring or the like; a1, a2 and a3 independently represent 0 or 1; and n1 and n2 independently represent an integer of 1-5.
    Type: Grant
    Filed: March 8, 2005
    Date of Patent: March 29, 2011
    Assignees: Fumie Sato, Nissan Chemical Industries, Ltd.
    Inventors: Fumie Sato, Yuuki Takayama
  • Patent number: 7902402
    Abstract: The present invention provides a method for producing a tetramine compound represented by formula (1): wherein R1, R2 and R3, which may be the same or different, each represents a hydrogen atom, a tertiary alkyl group having 4 to 8 carbon atoms, an unsubstituted aryl group or an aryl group substituted with a tertiary alkyl group having 4 to 8 carbon atoms, and n represents 3 or 4.
    Type: Grant
    Filed: January 15, 2010
    Date of Patent: March 8, 2011
    Assignee: Hodogaya Chemical Co., Ltd.
    Inventors: Shigeru Kusano, Makoto Koike, Atsushi Takesue, Mitsutoshi Anzai
  • Patent number: 7897816
    Abstract: The present invention provides a tetramine compound represented by the following general formula (1): wherein R1, R2 and R3, which may be the same or different, each represents a hydrogen atom, a tertiary alkyl group having 4 to 8 carbon atoms, an unsubstituted aryl group or an aryl group substituted with a tertiary alkyl group having 4 to 8 carbon atoms, and n represents 3 or 4.
    Type: Grant
    Filed: January 15, 2010
    Date of Patent: March 1, 2011
    Assignee: Hodogaya Chemical Co., Ltd.
    Inventors: Shigeru Kusano, Makoto Koike, Atsushi Takesue, Mitsutoshi Anzai
  • Publication number: 20110039819
    Abstract: The present invention relates to substituted phenoxybenzamide compounds of general formula (I): in which R1, R2, R3, R4, R5, X, R6 and q are as defined in the claims, to methods of preparing said compounds, to pharmaceutical compositions and combinations comprising said compounds and to the use of said compounds for manufacturing a pharmaceutical composition for the treatment or prophylaxis of a disease, in particular of a hyper-proliferative and/or angiogenesis disorder, as a sole agent or in combination with other active ingredients.
    Type: Application
    Filed: April 9, 2009
    Publication date: February 17, 2011
    Inventors: Marion Hitchcock, Ingo Hartung
  • Publication number: 20100331540
    Abstract: A method for producing a compound having a deuterated aromatic ring or heterocyclic ring according to the invention includes heating a compound having an aromatic ring or heterocyclic ring in the presence of heavy water, a transition metal and a metal which generates deuterium. As the metal which generates deuterium, at least one metal selected from the group consisting of aluminum, magnesium, zinc, iron, lead and tin is preferred. As the transition metal, at least one metal selected from the group consisting of platinum, palladium, ruthenium and rhodium is preferred. The heating is preferably carried out by microwave irradiation.
    Type: Application
    Filed: January 30, 2009
    Publication date: December 30, 2010
    Inventors: Haruki Shimodaira, Toshifumi Abe, Akira Miyazawa, Yuji Kawanishi, Taichi Abe
  • Patent number: 7847030
    Abstract: Provided is a process for making a diphenylamine-functionalized poly-?-olefin. The process has the following step: reacting an amount of a poly-?-olefin having a terminal double bond with a diphenylamine in the presence of a catalyst. The poly-?-olefin has a terminal double bond having a number average molecular weight of 120 to 600. The ratio of poly-?-olefin to diphenylamine is 1.0:1.0 to 10.0:1.0. Provided is also a diphenylamine-functionalized poly-?-olefin product.
    Type: Grant
    Filed: February 29, 2008
    Date of Patent: December 7, 2010
    Assignee: ExxonMobil Research and Engineering Company
    Inventor: Abhimanyu O. Patil
  • Patent number: 7825211
    Abstract: A process for synthesizing formulations for polyimides suitable for use in high-temperature composites in which all reactions other than chain-extension have already taken place prior to making a composite is described, wherein the resulting oligomers comprise a backbone and at least one difunctional endcap. The resulting resin systems have only the single step of endcap-to-endcap reactions during composite processing. Prior to the initiation temperature of these endcap-to-endcap reactions, the resins are stable affording the composite manufacturer a very large processing window.
    Type: Grant
    Filed: June 22, 2007
    Date of Patent: November 2, 2010
    Assignee: The Boeing Company
    Inventors: Hyman Ralph Lubowitz, Thomas Karl Tsotsis