Reactant Contains Nitrogen As A Ring Member Of A Heterocyclic Ring Patents (Class 528/423)
  • Patent number: 10336705
    Abstract: An electrically conducting organic oligomer comprising 4-nitro-1H-pyrazole-3-yl-amine, 4-trifluoromethyl-1H-pyrazol-3-yl-amine, 4-trichloromethyl-1H-pyrazol-3-yl-amine, 4-tribromomethyl-1H-pyrazol-3-yl-amine, 4-ammonium-1H-pyrazol-3-yl-amine, 4-trimethylammonium-1H-pyrazol-3-yl-amine, 4-triethylammonium-1H-pyrazol-3-yl-amine, or 4-tripropylammonium-1H-pyrazol-3-yl-amine. An electrically conducting organic oligomer made from the steps of preparing an acidic aqueous solution with a monomer, preparing the acidic aqueous solution by mixing water with a monomer (3-amino-1H-pyrazole-4-carbonitrile), forming a solution preparing a second aqueous solution, mixing the acidic aqueous solution with the second aqueous solution, and allowing a reaction to proceed at about 40° C.
    Type: Grant
    Filed: May 31, 2017
    Date of Patent: July 2, 2019
    Assignee: The United States of America, as represented by the Secretary of the Navy
    Inventors: Brett D. Martin, Scott A. Trammell, Jeffrey R. Deschamps, Jawad Naciri, Jeffrey DePriest
  • Patent number: 9972795
    Abstract: Described herein are molecules for use in organic light emitting diodes. Example molecules comprise at least one moiety A and at least one moiety D. Values and preferred values of the moieties A and D are described herein. The molecules comprise at least one atom selected from Si, Se, Ge, Sn, P, or As.
    Type: Grant
    Filed: May 13, 2015
    Date of Patent: May 15, 2018
    Assignees: Presidents and Fellows of Harvard College, Massachusetts Institute of Technology
    Inventors: Alan Aspuru-Guzik, Rafael Gomez-Bombarelli, Jorge Aguilera-Iparraguirre, Marc Baldo, Troy Van Voorhis, Timothy D. Hirzel, Matthias Bahlke, David McMahon, Tony Chang-Chi Wu
  • Patent number: 9790394
    Abstract: The present invention provides an aqueous floor coating composition comprising: (A) water; (B) at least one supramolecular polymer; and (C) optionally, one or more additional ingredients. The supramolecular polymer (B) comprises polymerized units derived from: (1) one or more 4H monomers which comprise a polymerizable group and a quadruple hydrogen bonding (4H) moiety; (2) at least one monomer having acid functional groups; and (3) one or more ethylenically unsaturated monomers. In a preferred embodiment, the supramolecular polymer comprises 4H monomers derived from reaction of an isopropenyl alpha,alpha-dimethylbenzyl isocyanate (TMI) and 2-amino-4-hydroxy-6-methylpyrimidine (MIC), as well as acid functional monomers selected from (meth)acrylic acid, and ethylenically unsaturated monomers comprising butyl acrylate, methyl methacrylate, and styrene.
    Type: Grant
    Filed: September 16, 2014
    Date of Patent: October 17, 2017
    Assignee: ROHM AND HAAS COMPANY
    Inventors: Afua Sarpong Karikari, Theodore Tysak
  • Patent number: 9738609
    Abstract: An electrically conducting organic oligomer comprising 3-amino-1H-pyrazole-4-carbonitrile, 3-amino-1H-pyrazole-4-carboxylic acid, 3-amino-4-nitro-1H-pyrazole, or 3-amino-1H-pyrazole-4-sulfonic acid. An electrically conducting organic oligomer comprising 4-nitro-1H-pyrazole-3-yl-amine, 4-trifluoromethyl-1H-pyrazol-3-yl-amine, 4-trichloromethyl-1H-pyrazol-3-yl-amine, 4-tribromomethyl-1H-pyrazol-3-yl-amine, 4-ammonium-1H-pyrazol-3-yl-amine, 4-trimethylammonium-1H-pyrazol-3-yl-amine, 4-triethylammonium-1H-pyrazol-3-yl-amine, or 4-tripropylammonium-1H-pyrazol-3-yl-amine, methods of making and products of the method thereof.
    Type: Grant
    Filed: February 2, 2016
    Date of Patent: August 22, 2017
    Assignee: The United States of America, as represented by the Secretary of the Navy
    Inventors: Brett D. Martin, Scott A. Trammell, Jeffrey R. Deschamps, Jawad Naciri, Jeffrey DePriest
  • Patent number: 9718043
    Abstract: A process for forming thermoelectric nanoparticles includes the steps of a) forming a core material micro-emulsion, b) adding at least one shell material to the core material micro-emulsion forming composite thermoelectric nanoparticles having a core and shell structure.
    Type: Grant
    Filed: February 24, 2009
    Date of Patent: August 1, 2017
    Assignee: Toyota Motor Engineering & Manufacturing North America, Inc.
    Inventors: Michael Paul Rowe, Minjuan Zhang
  • Patent number: 9528686
    Abstract: The invention provides a light-emitting arrangement (100) comprising a light source (105) adapted to emit light of a first wavelength, and a wavelength converting member (106) arranged to receive light of said first wavelength and adapted to convert at least part of the light of said first wavelength to light of a second wavelength, said wavelength converting member comprising i) a carrier polymeric material comprising a polyester backbone comprising an aromatic moiety, and ii) at least one wavelength converting material of a specified general formula. The perylene derived compounds have been found to have excellent stability when incorporated into said matrix material.
    Type: Grant
    Filed: March 9, 2016
    Date of Patent: December 27, 2016
    Assignee: PHILIPS LIGHTING HOLDING B.V.
    Inventors: Johan Lub, Rifat Ata Mustafa Hikmet, Rene Theodorus Wegh
  • Patent number: 9339586
    Abstract: The present invention relates to a modular supramolecular bioresorbable or biomedical material comprising (i) a polymer comprising at least two 4H-units and (ii) a biologically active compound. Optionally, the supramolecular bioresorbable or biomedical material comprises a bioresorbable or biomedical polymer as third component to tune its properties (mechanical and bioresorption properties). The supramolecular bioresorbable or biomedical material is especially suitable for biomedical applications such as controlled release of drugs, materials for tissue-engineering, materials for the manufacture of a prosthesis or an implant, medical imaging technologies.
    Type: Grant
    Filed: October 29, 2014
    Date of Patent: May 17, 2016
    Assignee: SupraPolix B.V.
    Inventors: Patricia Yvonne Wilhelmina Dankers, Gaby Maria Leonarda van Gemert, Henricus Marie Janssen, Egbert Willem Meijer, Anton Willem Bosman
  • Patent number: 9315618
    Abstract: Conjugated polymers (CPs) achieve directed alignment along an applied flow field and a dichroic ratio of as high as 16.67 in emission from well-aligned thin films and fully realized anisotropic optoelectronic properties of CPs in field-effect transistor (FET).
    Type: Grant
    Filed: March 14, 2014
    Date of Patent: April 19, 2016
    Assignee: The Regents Of The University Of Michigan
    Inventors: Jinsang Kim, Bong-Gi Kim, Eun Jeong Jeong
  • Patent number: 9302995
    Abstract: This disclosure concerns two novel electrically conducting organic oligomers: oligo(3-amino-1H-pyrazole-4-carbonitrile) or “oligo(AP-CN)” and oligo(4-nitro-1H-pyrazole-3-yl-amine) or “oligo(AP-NO2)”, and methods of making thereof.
    Type: Grant
    Filed: May 16, 2014
    Date of Patent: April 5, 2016
    Assignee: The United States of America, as represented by the Secretary of the Navy
    Inventors: Brett D. Martin, Scott A. Trammell, Jeffrey R. Deschamps, Jawad Naciri, Jeffrey C. DePriest
  • Patent number: 9236556
    Abstract: Water-responsive composite materials are provided containing a polymeric matrix and a water-responsive gel integrated into the polymeric matrix. The water-responsive gel can include a polyol or an alkoxylated polyol crosslinked by reversibly hydrolysable bonds, such as borate ester bonds. The polymeric matrix can include conjugated polymers such as poly(pyrrole) containing polymers. The composite material is capable of rapid actuation in the presence of a water gradient and can exhibit power densities greater than 1 W/kg. Methods of making water-responsive composite materials are provided, including by electropolymerization. Devices containing water-responsive composite materials are provided for sensing, locomotion, and power generation.
    Type: Grant
    Filed: November 4, 2013
    Date of Patent: January 12, 2016
    Assignees: Massachusetts Institute of Technology, The Brigham and Women's Hospital, Inc.
    Inventors: Mingming Ma, Liang Guo, Daniel G. Anderson, Omid C. Farokhzad, Robert S. Langer
  • Patent number: 9212261
    Abstract: A method for the manufacture of a polymer is provided, the method comprising: Providing a first monomer, the first monomer comprising a bicyclic diamine moiety, a first nucleophilic group provided on a carbon atom of an aromatic moiety, and a second nucleophilic group provided on a carbon atom of an aromatic moiety; Providing a bridging compound comprising at least two sites vulnerable to nucleophilic attack; and Contacting the first monomer with the bridging compound. Polymers made by said method and uses of such polymers are also disclosed.
    Type: Grant
    Filed: September 15, 2011
    Date of Patent: December 15, 2015
    Assignee: The University Court of the University of Edinburgh
    Inventors: Neil Bruce McKeown, Mariolino Carta
  • Patent number: 9214692
    Abstract: Provided is poly(benzimidazole-co-benzoxazole) having polybenzimidazole to which benzoxazole units are introduced, as a polymer electrolyte material. The polymer electrolyte material has both high proton conductivity and excellent mechanical properties even when it is obtained by in-situ phosphoric acid doping. The polymer electrolyte material may substitute for the conventional phosphoric acid-doped polybenzimidazole in a polymer electrolyte membrane fuel cell, particularly in a high-temperature polymer electrolyte membrane fuel cell.
    Type: Grant
    Filed: February 7, 2013
    Date of Patent: December 15, 2015
    Assignee: KOREA INSTITUTE OF SCIENCE AND TECHNOLOGY
    Inventors: Hyoung-Juhn Kim, Eun Ae Cho, Jong Hyun Jang, Dae Ki Choi, Chang Won Yoon, Suk-Woo Nam, Dirk Henkensmeier, Tae Hoon Lim
  • Patent number: 9178237
    Abstract: A conductive composition, a polymer obtained from the conductive composition, a method of preparing the composition, an electrode and electrolyte membrane of a fuel cell, each including at least one of the composition and the polymer, and a fuel cell including at least one of the composition and the polymer. The conductive composition includes at least one benzoxazine-based compound with a conductive functional group and a cross-linkable compound. A composition including a conductive functional group and a polymer that is a polymerization product of the composition demonstrates good resistance to chemicals, heat, and acid. An electrode for fuel cells that includes the same demonstrates improved electrical conductivity.
    Type: Grant
    Filed: September 23, 2011
    Date of Patent: November 3, 2015
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Dae-jong Yoo, Seong-woo Choi, So-young Park
  • Patent number: 9163107
    Abstract: The present invention is directed to a design of and a method to synthesize polycations for gene (DNA and RNA) delivery. According to this design, the polycations (also said cationic polymers) are formed by polymerization of endogenous monomers bearing sufficient amino groups through degradable bonds with linker molecules. The amino group-bearing monomers are those naturally existing or nontoxic to human body. The linker molecules are those which are not only degradable to nontoxic fragments but also able to release the amino group-bearing monomers in their native state upon degradation. Some examples for the endogenous amino group-bearing monomers are spermine and spermidine (or their derivatives). Examples for the degradable chemical bonds formed between the amino group-bearing monomers are imines.
    Type: Grant
    Filed: January 5, 2012
    Date of Patent: October 20, 2015
    Assignee: SHANGHAI JIAO TONG UNIVERSITY
    Inventors: Tuo Jin, Shiyue Duan
  • Patent number: 9159932
    Abstract: A light emitting element including an anode, a cathode, a visible light emitting layer which emits visible light and an infrared light emitting layer which emits infrared light installed between the anode and the cathode is provided. Also, it is preferable that the infrared light emitting layer contain a thiadiazole-based compound as a light emitting material.
    Type: Grant
    Filed: August 1, 2012
    Date of Patent: October 13, 2015
    Assignee: SEIKO EPSON CORPORATION
    Inventors: Tetsuji Fujita, Shunichi Seki, Hidetoshi Yamamoto
  • Patent number: 9118024
    Abstract: The present disclosure provides an electroluminescent device including a light-emitting layer containing a blue or a blue-green fluorescent light emitting material that contains a dialkyl-gallium moiety coordinated to a bidentate nitrogen bonding chelating ligand to form a gallium containing 6-membered heteroatom ring. The invention also provides a display or area lighting device including the OLED device, a process for emitting light, and a dialkyl-gallium chelate complex. The device provides unexpected and useful light emissions in the blue and green regions of the visible spectrum.
    Type: Grant
    Filed: March 14, 2014
    Date of Patent: August 25, 2015
    Inventor: Tommie Royster
  • Patent number: 9115869
    Abstract: A wavelength converting element (110) comprising a polymeric material having a polymeric backbone, the polymeric material comprising a wavelength converting moiety, wherein the wavelength converting moiety is adapted to convert light of a first wavelength to light of a second wavelength, and wherein the wavelength converting moiety is covalently attached to the polymer backbone and/or covalently incorporated into the polymer backbone. The stability and lifetime of wavelength converting molecules comprised in a polymeric material may be improved by covalently attaching the wavelength converting moieties to the polymeric material.
    Type: Grant
    Filed: June 29, 2012
    Date of Patent: August 25, 2015
    Assignee: KONINKLIJKE PHILIPS N.V.
    Inventors: Johan Lub, Rifat Ata Mustafa Hikmet, Rene Theodorus Wegh
  • Patent number: 9067181
    Abstract: This invention is directed to separation, optimization and purification of nano-materials using self-assembled perylene diimide membranes, wherein said perylene diimide membrane is recyclable.
    Type: Grant
    Filed: February 27, 2013
    Date of Patent: June 30, 2015
    Assignee: YEDA RESEARCH AND DEVELOPMENT CO. LTD.
    Inventors: Boris Rybtchinski, Elisha M. Krieg, Haim Weissman, Shira Albeck, Yaron Tidhar
  • Patent number: 9040718
    Abstract: Compounds (including polymers) for use in hybrid host materials which can be used in electroluminescent devices. The compounds comprise at least one electron-transporting moiety and at least one hole-transporting moiety which are joined by a flexible linker. Hybrid host materials comprising the compounds exhibit stability against phase separation, elevated glass transition temperature, morphological stability against crystallization, and isolation of the electron transporting moiety and hole transporting moiety ?-systems.
    Type: Grant
    Filed: January 22, 2010
    Date of Patent: May 26, 2015
    Assignee: The University of Rochester
    Inventors: Shaw H. Chen, Lichang Zeng, Thomas Yung-Hsin Lee
  • Patent number: 9023980
    Abstract: According to example embodiments, an organic passivation layer composition includes a cross-linking agent and an oligomer or a polymer including structural units represented by the following Chemical Formulae 1 and 2: In Chemical Formulae 1 and 2, each substituent is defined in the detailed description.
    Type: Grant
    Filed: May 18, 2012
    Date of Patent: May 5, 2015
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Joo Young Kim, Myung-Sup Jung, Byong Gwon Song, Bon Won Koo, Byung Wook Yoo, Ji Youl Lee, Do Hwan Kim
  • Patent number: 9023970
    Abstract: Preparation of bifunctional polyisobutenes in which isobutene or an isobutene-containing monomer mixture is polymerized in the presence of a Lewis acid and a compound of the formula I in which X is an acyl radical or the radical of an organic or inorganic acid group, R1 to R4 are identical or different and are hydrogen or a hydrocarbon radical.
    Type: Grant
    Filed: October 4, 2013
    Date of Patent: May 5, 2015
    Assignee: BASF SE
    Inventors: Arno Lange, Matthias Kiefer, Matthias Kleiner, Szilard Csihony, Dietmar Posselt
  • Patent number: 9018270
    Abstract: A method of forming a polymer is provided, the method comprising: Providing a first monomer comprising one or more aromatic moieties, the first monomer comprising at least two amino groups, each of the amino groups being attached to an aromatic moiety; and contacting said first monomer with formaldehyde or a source of methylene. Polymers made by such a method and uses of such polymers are also described.
    Type: Grant
    Filed: September 12, 2011
    Date of Patent: April 28, 2015
    Assignee: University College Cardiff Consultants Limited
    Inventors: Neil Bruce McKeown, Mariolino Carta, Matthew James Croad
  • Patent number: 9012600
    Abstract: A method of polymerization for the preparation of conjugated polymers and copolymers comprising dioxypyrrole and/or dioxyfuran repeating units involves the halogen, N-haloimide, or N-haloamine promoted polymerization of monomers and/or oligomers comprising one or more dioxypyrrole and/or dioxyfuran units. The polymerization can be carried out over a wide range of temperatures and can be carried out with or without a solvent. The monomers allow the preparation of polymers having an oligomeric repeating unit comprising a conjugated unit other than a dioxypyrrole or dioxyfuran that is bound to two dioxypyrrole or dioxyfuran units.
    Type: Grant
    Filed: February 13, 2013
    Date of Patent: April 21, 2015
    Assignee: University of Florida Research Foundation, Inc.
    Inventors: John R. Reynolds, Frank Antonio Arroyave-Mondragon
  • Patent number: 9012599
    Abstract: The present invention relates to compounds of the formula (1), formula (2), formula (3) and formula (4) which are suitable for use in electronic devices, in particular organic electroluminescent devices.
    Type: Grant
    Filed: October 20, 2010
    Date of Patent: April 21, 2015
    Assignee: Merck Patent GmbH
    Inventors: Philipp Stoessel, Esther Breuning, Dominik Joosten, Christof Pflumm, Amir Hossain Parham
  • Patent number: 9006386
    Abstract: The invention relates to a process for the preparation of a supramolecular polymer comprising 1-50 4H-units, in which a 4H building block is reacted with a prepolymer, wherein a 4H building block comprises a 4H-unit and a reactive group according to Formula (I): 4H-(L-Fi)r??(I) wherein 4H represents a 4H-unit, L represents a divalent, trivalent, tetravalent or pentavalent linking group, Fi represents a reactive group, and r is 1-4, is reacted with a pre-polymer comprising a complementary reactive group, wherein the reaction mixture comprising said 4H building block and said polymer comprises less than 10 wt. % of a non-reactive organic solvent, based on the total weight of the reaction mixture.
    Type: Grant
    Filed: November 4, 2011
    Date of Patent: April 14, 2015
    Assignee: SupraPolix B.V.
    Inventors: Henricus Marie Janssen, Gaby Maria Leonarda van Gemert, Anton Willem Bosman
  • Patent number: 9006377
    Abstract: A resin composition is provided. The resin composition comprises: an epoxy resin; and a hardener, which is a stable solution obtainable from the following steps: (a) adding a N,O-heterocyclic compound of formula I or II and a DOPO-based compound into an organic solvent to provide a reaction solution: wherein R1 to R3, W1, W2, m, n, p and q are as defined in the specification; (b) heating the reaction solution to carry out a ring-opening reaction to provide a polymer solution; and (c) cooling the polymer solution to obtain the stable solution, wherein the organic solvent is unreactive to the N,O-heterocyclic compound and the DOPO-based compound, and the amounts of the DOPO-based compound and the hardener are as defined in the specification.
    Type: Grant
    Filed: January 13, 2012
    Date of Patent: April 14, 2015
    Assignee: Taiwan Union Technology Corporation
    Inventor: Hsin-Ho Wu
  • Publication number: 20150094445
    Abstract: The present invention provides an asymmetric modified CMS hollow fiber membrane having improved gas separation performance properties and a process for preparing an asymmetric modified CMS hollow fiber membrane having improved gas separation performance properties. The process comprises treating a polymeric precursor fiber with a solution containing a modifying agent prior to pyrolysis. The concentration of the modifying agent in the solution may be selected in order to obtain an asymmetric modified CMS hollow fiber membrane having a desired combination of gas permeance and selectivity properties. The treated precursor fiber is then pyrolyzed to form an asymmetric modified CMS hollow fiber membrane having improved gas permeance.
    Type: Application
    Filed: September 30, 2014
    Publication date: April 2, 2015
    Inventors: Nitesh Bhuwania, William John Koros, Paul Jason Williams
  • Patent number: 8993713
    Abstract: A n-type ladder copolymer including, a n-type ladder copolymer formed with alternating perylene and pyridine units having chemical structure A having two end groups, where perylene units having at least one solubilizing group attaching at position(s) 1, 6, 7, and/or 12, where R1, R2, R3, and R4 solubilizing group(s) are each independently selected from the group consisting of aryl, alkyl aryl, alkoxy aryl, and aryloxy aryl, and where n repeat units ranging from about 4 to about 400
    Type: Grant
    Filed: May 16, 2013
    Date of Patent: March 31, 2015
    Assignee: The United States of America as represented by the Secretary of the Navy
    Inventors: William W. Lai, Alfred Baca
  • Patent number: 8993708
    Abstract: A carbazole polymer including a repeating unit represented by Formula 1 and having excellent one electron oxidation-state stability, wherein, in Formula 1, R1-R4 each independently represents an alkyl group having 1-60 carbon atoms, a haloalkyl group having 1-60 carbon atoms, or similar, Cz represents a divalent group including a carbazole skeleton represented by Formula 2, and Ar represents a divalent aromatic ring or similar; wherein, in Formula 2, R5 represents a hydrogen atom, an alkyl group having 1-60 carbon atoms, or similar, R6-R11 each independently represents a hydrogen atom, a halogen atom, or similar, and m represents an integer 1-10.
    Type: Grant
    Filed: January 22, 2013
    Date of Patent: March 31, 2015
    Assignee: Nissan Chemical Industries, Ltd.
    Inventors: Yuki Shibano, Takuji Yoshimoto
  • Patent number: 8969512
    Abstract: The present invention relates to polymers which contain at least one carbazole structural unit of the general formula (I) where Ar1, Ar2, Ar3 is each, independently of one another, an aryl or heteroaryl group, which may be substituted by one or more radicals R of any desired type; m, o is, independently of one another, 0 or 1; n is 1, 2 or 3 and the dashed lines represent the linking in the polymer; and at least one arylamine structural unit of the general formula (II) and/or (III) where Ar4, Ar5, Ar7, Ar8 is each, independently of one another, an aryl or heteroaryl group, which may be substituted by one or more radicals R of any desired type; Ar6 is an aryl or heteroaryl group, which may be substituted by one or more radicals R of any desired type, or represents a group of the formula Ar9-Y—Ar9, where Ar9 is in each case, independently, an aryl or heteroaryl group, which is substituted by one or more radicals R of any desired type or which may be linked to one another, and Y is a spacer group or a direct bon
    Type: Grant
    Filed: August 1, 2011
    Date of Patent: March 3, 2015
    Assignee: Merck Patent GmbH
    Inventors: Niels Schulte, Anna Hayer, Aurélie Ludemann
  • Patent number: 8969510
    Abstract: Fluorinated supramolecular polymers containing at least 5% by weight of covalently bonded fluorine atoms, based on total weight of the polymers are disclosed. The polymers comprise a fluorinated polymer chain and a (self-)complementary unit capable of forming at least three hydrogen bonds being covalently bonded to the fluorinated polymer chain. Also disclosed are materials comprising (a) a fluorinated supramolecular polymer and (b) a non-fluorinated polymer and/or (c) a fluorinated compound, the non-fluorinated polymer being a polymer containing less than 5% by weight of covalently bonded fluorine atoms, based on the total weight of the non-fluorinated polymer, and the fluorinated compound being either a low molecular weight fluorinated compound comprising at least one fluorine atom and having a molecular weight of 34 to 600 amu, or a fluoropolymer containing at least 5% by weight of covalently bonded fluorine atoms and a Mn from about 600 to about 5000.
    Type: Grant
    Filed: November 22, 2011
    Date of Patent: March 3, 2015
    Assignee: SupraPolix B.V.
    Inventor: Anton Willem Bosman
  • Patent number: 8962769
    Abstract: The present invention relates to novel polyimidothioethers-inorganic nanoparticle hybrid material, which exhibit good surface planarity, thermal dimensional stability, tunable refractive index, and high optical transparency upon forming into films. The present invention also relates to polyimidothioethers which is an intermediate for preparing the present hybrid material, and their preparation.
    Type: Grant
    Filed: June 27, 2012
    Date of Patent: February 24, 2015
    Assignee: National Taiwan University
    Inventors: Guey-Sheng Liou, Chia-Liang Tsai, Hung-Ju Yen, Wen-Chang Chen, Wen-Yen Chiu, Yang-Yen Yu
  • Patent number: 8957183
    Abstract: The present invention concerns yarns comprising copolymer derived from the copolymerization of para-phenylenediamine, 5(6)-amino-2-(p-aminophenyl)benzimidazole; and terephthaloyl dichloride wherein the ratio of moles of 5(6)-amino-2-(p-aminophenyl)benzimidazole to the moles of para-phenylenediamine is 30/70 to 85/15; the yarn having a sulfur content greater than 0.1%; and the hydrolytic strength retention of the yarn is greater than 60%. The invention also concerns processes for making such yarns.
    Type: Grant
    Filed: January 13, 2012
    Date of Patent: February 17, 2015
    Assignee: E I du Pont de Nemours and Company
    Inventors: Warren Francis Knoff, Christopher William Newton
  • Publication number: 20150029638
    Abstract: Polyimides derived from a primary aromatic diamine and aromatic dianhydride mono-mer moieties, wherein one or more of said moieties contain at least one substituent on the aromatic ring selected from propyl and butyl, especially from isopropyl, isobutyl, tert.butyl, show good solubility and are well suitable as dielectric material in electronic devices such as capacitors and organic field effect transistors.
    Type: Application
    Filed: March 27, 2013
    Publication date: January 29, 2015
    Applicant: BASF SE
    Inventors: Hans Juerg Kirner, Stephanie Leuenberger, Emmanuel Martin
  • Patent number: 8940191
    Abstract: The present invention provides an electroconductive polymer solution in which the good dispersibility is maintained and the pH is arbitrarily adjusted, and an electroconductive polymer composition having an excellent heat resistance. Further, the present invention provides a solid electrolytic capacitor having an excellent reliability. The present invention is an electroconductive polymer solution, containing an electroconductive polymer in which a dopant is doped, a first compound having an amino group and a hydroxyl group, a second compound having a carboxylic acid group, and a dispersing medium.
    Type: Grant
    Filed: February 27, 2013
    Date of Patent: January 27, 2015
    Assignee: NEC Tokin Corporation
    Inventors: Tomoki Nobuta, Yasuhisa Sugawara, Satoshi Suzuki, Yasuhiro Tomioka
  • Patent number: 8936735
    Abstract: The present invention relates to coatings comprising electrically conductive polymers and esters of gallic acid and sugars, their production and use, and dispersions for the production of such coatings.
    Type: Grant
    Filed: March 4, 2010
    Date of Patent: January 20, 2015
    Assignee: Heraeus Precious Metals GmbH & Co. KG
    Inventors: Udo Guntermann, Friedrich Jonas
  • Patent number: 8927684
    Abstract: Compounds of Formula (I): (formula (I)) where: X1 and X2 are the same or different and each is independently Cl, Br, I, a substituted or unsubstituted aryl group or a substituted or unsubstituted heteroaryl group; and, Y is O, S, Se, NR1, R1C—CR2 or R1C?CR2, wherein R1 and R2 are the same or different and are each independently H or an organic group, are useful as monomers to produce oligomers or polymers that are useful in organic electronic devices.
    Type: Grant
    Filed: November 3, 2010
    Date of Patent: January 6, 2015
    Assignee: National Research Council of Canada
    Inventors: Zhao Li, Jianfu Ding, Jianping Lu, Ye Tao
  • Patent number: 8916677
    Abstract: A monomer of formula (III): wherein X is a polymerisable group Ar, Ar1 and Ar2 each independently represent an optionally substituted aryl or heteroaryl group; R1 represents H or a substituent; and Z represents a direct bond or a divalent linking atom or group, wherein Ar1 and Ar2 are linked by a single bond or a divalent linking group selected from CR1R2, SiR1R2, PR1, NR1, O and S wherein R1 and R2 are independently selected from hydrogen; optionally substituted alkyl wherein one or more non-adjacent C atoms may be replaced with O, S, N, C?O and —COO—; alkoxy, aryl, arylalkyl, heteroaryl and heteroarylalkyl. Ar1 and Ar2 are preferably linked by an oxygen atom, and Ar1 and/or Ar2 may be fused to their respective adjacent Ar groups. Ar1 and its adjacent Ar group and/or Ar2 and its adjacent Ar group are optionally fused to form a fluorene unit.
    Type: Grant
    Filed: April 15, 2010
    Date of Patent: December 23, 2014
    Assignees: Cambridge Display Technology Limited, Sumitomo Chemical Company Limited
    Inventors: Mary McKiernan, Thomas Pounds
  • Publication number: 20140371421
    Abstract: A carbazole polymer including a repeating unit represented by formula (1) and having excellent one electron oxidation-state stability. {In formula (1) R1-R4 each independently represents an alkyl group having 1-60 carbon atoms, a haloalkyl group having 1-60 carbon atoms, or similar, Cz represents a divalent group including a carbazole skeleton represented by formula (2), and Ar represents a divalent aromatic ring or similar. [In formula (2) R5 represents a hydrogen atom, an alkyl group having 1-60 carbon atoms, or similar, R6-R11 each independently represents a hydrogen atom, a halogen atom, or similar, and m represents an integer 1-10.
    Type: Application
    Filed: January 22, 2013
    Publication date: December 18, 2014
    Applicant: Nissan Chemical Industries, Ltd
    Inventors: Yuki Shibano, Takuji Yoshimoto
  • Publication number: 20140371367
    Abstract: Provided is a triazine ring-containing hyperbranched polymer comprising the repeating unit structure represented by formula (1) and having one or more triazine ring terminals, said one or more triazine ring terminals being capped with a compound that differs from the diamine compound serving as the starting material for the polymer and has at least two active hydrogen groups. In addition to the polymer itself exhibiting high heat resistance, high transparency, a high refractive index, high light resistance, high solubility, and low volume shrinkage, it is also possible to use the polymer to provide a composition for film formation capable of yielding a thick film having high hardness. (In formula (1), R and R? each independently represent a hydrogen atom, an alkyl group, an alkoxy group, an aryl group, or an aralkyl group, and Ar represents a divalent organic group containing an aromatic ring and/or a heterocyclic ring.
    Type: Application
    Filed: December 20, 2012
    Publication date: December 18, 2014
    Inventors: Naoya Nishimura, Kei Yasui, Masaaki Ozawa
  • Patent number: 8907047
    Abstract: A water-soluble nanoparticle complex has a plurality of accumulated nanoparticles and has excellent uniformity and stability by forming a complex of nanoparticles using a water-soluble polymer and which allows for use of nanoparticles in biochemical applications.
    Type: Grant
    Filed: June 24, 2011
    Date of Patent: December 9, 2014
    Assignee: Toray Industries, Inc.
    Inventors: Joonsik Park, Masashi Higasa, Asako Sogame
  • Patent number: 8907015
    Abstract: The present application provides a copolymer including one or more units of pyrene and one or more units of pyrrole. The present application also provides a method of producing a copolymer, including incubating pyrene monomer and pyrrole monomer with an oxidant in the presence of a reaction solvent. Uses of the copolymers are also provided.
    Type: Grant
    Filed: June 4, 2010
    Date of Patent: December 9, 2014
    Assignee: Tongji University
    Inventors: Xin-Gui Li, Mei-rong Huang, Zhenzhong Hou
  • Publication number: 20140356316
    Abstract: The present invention provides crosslinked amine polymers effective for binding and removing bile salts from the gastrointestinal tract. These bile acid binding polymers or pharmaceutical compositions thereof can be administered to subjects to treat various conditions, including hypercholesteremia, diabetes, pruritus, irritable bowel syndrome-diarrhea (IBS-D), bile acid malabsorption, and the like.
    Type: Application
    Filed: February 24, 2011
    Publication date: December 4, 2014
    Applicant: RELYPSA, INC.
    Inventors: Eric Connor, Kalpesh Biyani, Scott Hecker, Inez Lees, Grace Huynh, Faleh Salaymeh, Hongmin Zhang, David Bergbreiter, Paul Mansky, YongQi Mu, Michael James Cope, Elizabeth Goka, Angela Lee, Deidre Madsen, Jun Shao, Xinnan Zhang
  • Patent number: 8883045
    Abstract: The present invention provides a metal nanowire-containing composition containing at a least metal nanowire and a heterocyclic compound having an interaction potential of less than ?1 mV.
    Type: Grant
    Filed: September 30, 2009
    Date of Patent: November 11, 2014
    Assignee: Fujifilm Corporation
    Inventors: Yoichi Hosoya, Naoharu Kiyoto, Nori Miyagishima, Takeshi Funakubo, Kenji Naoi, Ryoji Nishimura
  • Patent number: 8883958
    Abstract: Disclosed are certain polymeric compounds and their use as organic semiconductors in organic and hybrid optical, optoelectronic, and/or electronic devices such as photovoltaic cells, light emitting diodes, light emitting transistors, and field effect transistors. The disclosed compounds can provide improved device performance, for example, as measured by power conversion efficiency, fill factor, open circuit voltage, field-effect mobility, on/off current ratios, and/or air stability when used in photovoltaic cells or transistors. The disclosed compounds can have good solubility in common solvents enabling device fabrication via solution processes.
    Type: Grant
    Filed: March 15, 2013
    Date of Patent: November 11, 2014
    Assignee: Raynergy Tek Inc.
    Inventors: Antonio Facchetti, Hakan Usta, Hualong Pan, Martin Drees, Mitchell Denti
  • Publication number: 20140308600
    Abstract: New polymeric networks bearing benzimidazole units have been prepared. These polymeric networks will combine high proton conductivity, superior mechanical properties and thermal and oxidative stability due to the existence of polar benzimidazole groups and the presence of the unique polymeric architecture. The prepared polymer networks can be used in the catalyst ink of the electrodes in high temperature PEM fuel cells.
    Type: Application
    Filed: April 15, 2014
    Publication date: October 16, 2014
    Applicant: Advent Technologies Inc.
    Inventors: Christos L. Chochos, Vasilis G. Gregoriou
  • Patent number: 8853302
    Abstract: The present invention provides a liquid resin system including a liquid monobenzoxazine monomer and a non-glycidyl epoxy compound, wherein the weight ratio of the monobenzoxazine monomer to the non-glycidyl epoxy compound is in a range of about 25:75 to about 60:40. The liquid resin system exhibits a low viscosity and exceptional stability over an extended period of time making its use in a variety of composite manufacturing methods highly advantageous.
    Type: Grant
    Filed: May 14, 2010
    Date of Patent: October 7, 2014
    Assignee: Huntsman Advanced Materials Americas LLC
    Inventors: Roger Tietze, Yen-Loan Nguyen, Mark Bryant
  • Publication number: 20140291586
    Abstract: The present invention relates to compounds of the formula (I), to the use of compounds of the formula (I) in electronic devices, and to electronic devices comprising one or more compounds of the formula (I). The invention furthermore relates to the preparation of the compounds of the formula (I) and to formulations comprising one or more compounds of the formula (I).
    Type: Application
    Filed: October 9, 2012
    Publication date: October 2, 2014
    Inventors: Arne Buesing, Holger Heil, Philipp Stoessel, Frank Voges, Constanze Brocke, Yoonhyun Kwak, Hyein Jeong, Samil Khol, Sunyoung Lee
  • Patent number: 8845933
    Abstract: The present invention relates to electrically conductive polymer compositions, and their use in electronic devices. The compositions are an aqueous dispersion including: (i) at least one electrically conductive polymer doped with a non-fluorinated polymeric acid; (ii) at least one highly-fluorinated acid polymer; (iii) at least one water-compatible high-boiling organic solvent; and (iv) electrically insulative inorganic oxide nanoparticles.
    Type: Grant
    Filed: April 21, 2010
    Date of Patent: September 30, 2014
    Assignee: E I du Pont de Nemours and Company
    Inventor: Che-Hsiung Hsu
  • Patent number: 8841411
    Abstract: The present invention relates to polymers comprising repeating unit(s) of the formula (I), and their use in electronic devices. The polymers according to the invention have excellent solubility in organic solvents and excellent film-forming properties. In addition, high charge carrier mobilities and high temperature stability of the emission color are observed, if the polymers according to the invention are used in polymer light emitting diodes (PLEDs).
    Type: Grant
    Filed: June 10, 2009
    Date of Patent: September 23, 2014
    Assignee: BASF SE
    Inventors: Shin-Ichiro Kawano, Martin Baumgarten, Klaus Müllen, Peter Murer, Thomas Schäfer, Moussa Saleh