Patents Examined by Matthew R Diaz
  • Patent number: 9882205
    Abstract: The invention relates to a method for preparing a coating material for coating an electrode carrier. For known coating materials, the problem exists that these either cannot be stored without the input of energy or cannot be produced without quality fluctuations. To solve these problems, the method according to the invention comprises the steps of a) providing a dry mixture containing at least i) an active material, ii) a conductivity additive, as well as iii) a fluorine-containing polymer binder, b) bringing the dry mixture into contact with a solvent mixture containing ethylene carbonate and/or propylene carbonate, c) thoroughly mixing the solvent mixture and the dry mixture at a temperature of more than 80° C. until the fluorine-containing polymer binder has dissolved completely in the solvent mixture, wherein d), after the fluorine-containing polymer binder has dissolved completely, the mixture obtained is cooled to a temperature of less than 40° C.
    Type: Grant
    Filed: December 2, 2013
    Date of Patent: January 30, 2018
    Assignee: TARANIS GmbH
    Inventor: Stefan Matthias Winfried Theuerkauf
  • Patent number: 9859034
    Abstract: A polymeric flexible substrate may be formed from h-BN sheets having a monolayer of hexagonal born nitride interspersed with domains of at least one functionalized material. The functionalized h-BN sheets may be used in various electronic components such as in circuit boards and touch sensors.
    Type: Grant
    Filed: March 23, 2015
    Date of Patent: January 2, 2018
    Assignee: Empire Technology Development LLC
    Inventor: Angele Sjong
  • Patent number: 9860983
    Abstract: The present invention provides silver nano-particles with excellent stability and conductivity by low-temperature calcining, a producing method for same, and a silver coating composition. A method for producing silver nano-particles comprising: preparing an amine mixture liquid comprising: an aliphatic hydrocarbon monoamine (A) with an aliphatic hydrocarbon group and one amino group, the aliphatic hydrocarbon group having 6 or more carbon atoms in total; an aliphatic hydrocarbon monoamine (B) with an aliphatic hydrocarbon group and one amino group, the aliphatic hydrocarbon group having 5 or less carbon atoms in total; and an aliphatic hydrocarbon diamine (C) with an aliphatic hydrocarbon group and two amino groups, the aliphatic hydrocarbon group having 8 or less carbon atoms in total; mixing a silver compound and the amine mixture liquid to form a complex compound; and thermally decomposing the complex compound by heating to form silver nano-particles.
    Type: Grant
    Filed: January 7, 2013
    Date of Patent: January 2, 2018
    Assignees: NATIONAL UNIVERSITY CORPORATION YAMAGATA UNIVERSITY, DAICEL CORPORATION
    Inventors: Masato Kurihara, Kazuki Okamoto, Yuki Iguchi
  • Patent number: 9847151
    Abstract: A method of fabricating and using of flexible elastic photo-thermoelectric or thermoelectric cells is being presented, where the thermoelectric materials have been used in nanohybrid (pristine form). The casing of the cells is made up of flexible elastic materials (plastic, rubber). The casing may have different shapes as rod, semi-circular, wave-form, spiral etc., that makes them easy for practical applications and the thermoelectric cells can potentially provide high efficiency. The flexible thermoelectric cells based on carbon nano-tubes (CNT) and its blend with cobalt oxide/graphene oxide nanohybrid have been made and tested.
    Type: Grant
    Filed: July 8, 2014
    Date of Patent: December 19, 2017
    Assignee: King Abdulaziz University
    Inventors: Abdullah Mohamed Asiri, Sher Bahadar Khan, Muhammad Tariq Saeed Chani, Khasan Karimov
  • Patent number: 9805838
    Abstract: The invention relates to a formulation comprising p-type and n-type organic semiconductors (OSC) and one or more organic solvents, its use for the preparation of organic electronic (OE) devices, especially for bulk heterojunction (BHJ) organic photovoltaic (OPV) devices, to a process for preparing an OE device, especially a BHJ OPV device, using the formulation, and an OE device, especially a BHJ OPV device, prepared using such a process or formulation.
    Type: Grant
    Filed: July 28, 2012
    Date of Patent: October 31, 2017
    Assignee: MERCK PATENT GMBH
    Inventors: Toby Cull, Miguel Carrasco-Orozco
  • Patent number: 9773581
    Abstract: The present invention provides a cathode material for a Li—S battery. The cathod material comprises dehydrogenized acrylonitrile based polymer, sulfur and GNS (Graphene NanoSheet), wherein the cathode material particles are spherical, the content of dehydrogenized acrylonitrile based polymer is 20-79 wt %, the content of sulfur is 20-79 wt % and the content of GNS is 1-30 wt %. Also provided a method for preparing a cathode material, a cathode made of the cathod material and a Li—S battery comprising the cathode.
    Type: Grant
    Filed: November 30, 2012
    Date of Patent: September 26, 2017
    Assignees: Robert Bosch GmbH, Shanghai Jiaotong University
    Inventors: Jiulin Wang, Lichao Yin, Jun Yang, NaHong Zhao, Longjie Zhou
  • Patent number: 9741462
    Abstract: Provided is a method of manufacturing silicon oxide by which an amount of oxygen of the silicon oxide may be controlled. The method of manufacturing silicon oxide may include mixing silicon and silicon dioxide to be included in a reaction chamber, depressurizing a pressure of the reaction chamber to obtain a high degree of vacuum while increasing a temperature in the reaction chamber to a reaction temperature, and reacting the mixture of silicon and silicon dioxide in a reducing atmosphere.
    Type: Grant
    Filed: December 13, 2013
    Date of Patent: August 22, 2017
    Assignee: LG CHEM, LTD.
    Inventors: Sang Yun Jung, Han Nah Jeong, Cheol Hee Park, Hyun Chul Kim, Byung Kyu Lim
  • Patent number: 9691517
    Abstract: Provided are a hydroxy compound and an ion conducting agent each having excellent electroconductivity. Also provided is an electroconductive resin composition suppressed in bleeding and excellent in electroconductivity through the use of the hydroxy compound. Specifically, provided are a hydroxy compound represented by the following general formula (1), and an ion conducting agent including the hydroxy compound.
    Type: Grant
    Filed: May 1, 2015
    Date of Patent: June 27, 2017
    Assignee: CANON KABUSHIKI KAISHA
    Inventors: Taichi Shintou, Masaki Yamada, Sosuke Yamaguchi, Kazuhiro Yamauchi, Takeshi Miyazaki
  • Patent number: 9672951
    Abstract: The present invention relates to a method for preparing a graphene-based LiFePO4/C composite material, to solve the problem of poor conductivity and rate performance of lithium iron phosphate cathode material. The main features of the present invention include the steps of: 1) preparing an iron salt solution having graphene oxide dispersed therein; 2) preparing a ferric phosphate/graphene oxide precursor; 3) preparing the graphene-based LiFePO4/C composite material. The beneficial effects of the method is that the process is simple, easy to control and the resulted graphene-based LiFePO4/C composite material has high specific capacity, good recycle performance and excellent rate capability is particularly suitable to the field of the power battery application.
    Type: Grant
    Filed: May 9, 2013
    Date of Patent: June 6, 2017
    Assignee: GUOGUANG ELECTRIC COMPANY LIMITED
    Inventors: Guorong Hu, Yanbing Cao, Kaipeng Wu, Zhongdong Peng, Ke Du
  • Patent number: 9666326
    Abstract: To increase the amount of lithium ions that can be received and released in and from a positive electrode active material to achieve high capacity and high energy density of a secondary battery. A composite material of crystallites of LiMn2O4 (crystallites with a spinel crystal structure) and crystallites of Li2MnO3 (crystallites with a layered rock-salt crystal structure) is used as a positive electrode active material. The lithium manganese oxide composite has high structural stability and high capacity.
    Type: Grant
    Filed: May 8, 2014
    Date of Patent: May 30, 2017
    Assignee: Semiconductor Energy Laboratory Co., Ltd.
    Inventors: Takahiro Kawakami, Shuhei Yoshitomi, Teruaki Ochiai, Satoshi Seo, Yohei Momma, Yumiko Saito
  • Patent number: 9646734
    Abstract: [Summary] A positive electrode active material is provided to contain: a solid solution lithium-containing transition metal oxide (A) represented by Li1.5[NiaCobMnc[Li]d]O3 (where a, b, c and d satisfy the relations of a+b+c+d=1.5, 0.1<d?0.4, 1.1?a+b+c<1.4, 0.2?a?0.7 and 0<b/a<1); and a lithium-containing transition metal oxide (B) represented by LiMXMn2?XO4 (where M represents Cr or Al, and x satisfies the relation of 0?x<2).
    Type: Grant
    Filed: March 6, 2013
    Date of Patent: May 9, 2017
    Assignee: NISSAN MOTOR CO., LTD.
    Inventors: Atsushi Ito, Shinji Yamamoto
  • Patent number: 9570207
    Abstract: Disclosed are electrical contact materials and a method for preparing the same. The electrical contact material includes (i) one or more kinds of metals selected from the group consisting of silver (Ag), copper (Cu) and gold (Au), and an alloy of nickel (Ni); and (ii) carbon nano tubes (CNTs) coated with Ag nanoparticles, Ag plated CNTs, or Ag nanowires, or (i) one or more kinds of metals selected from the group consisting of Ag, Cu, Ni and Au; (ii) a metal oxide that is cadmium oxide, indium oxide, tin oxide, zinc oxide or mixture thereof; and (iii) CNTs coated with Ag nanoparticles, Ag plated CNTs, or Ag nanowires. Accordingly, it is possible to reduce the content of high-priced Ag and to obtain excellent electrical and mechanical properties.
    Type: Grant
    Filed: November 6, 2014
    Date of Patent: February 14, 2017
    Assignees: LSIS CO., LTD., Research & Business Foundation SUNGKYUNKWAN UNIVERSITY
    Inventors: Ki Hun Park, In Chan Song, Seung Hyun Baik, Dong Mok Lee, Jeong Hyeon Sim
  • Patent number: 9558861
    Abstract: The invention relates to novel block copolymers that enable a good dispersion of nanofillers in water and also to a dispersion of nanofillers obtained owing to these block copolymers. This dispersion may be used as a transparent electrode in organic solar cells or other photoemitter or photoreceptor devices.
    Type: Grant
    Filed: April 3, 2013
    Date of Patent: January 31, 2017
    Assignees: ARKEMA FRANCE, CENTRE NATIONAL DE LA RECHERCHE SCIENTIFIQUE, UNIVERSITE DE BORDEAUX, INSTITUT POLYTECHNIQUE DE BORDEAUX
    Inventors: Christophe Navarro, Katerina Bethani, Cyril Brochon, Henri Cramail, Guillaume Fleury, Georges Hadziioannou, Eric Cloutet
  • Patent number: 9543055
    Abstract: An object of the present invention is to provide a positive active material for a nonaqueous electrolyte secondary battery which has a large discharge capacity and is superior in charge-discharge cycle performance, initial efficiency and high rate discharge performance, and a nonaqueous electrolyte secondary battery using the positive active material. The present invention pertains to a positive active material for a nonaqueous electrolyte secondary battery containing a lithium transition metal composite oxide which has a crystal structure of an ?-NaFeO2 type, is represented by a compositional formula Li1+?Me1??O2 (Me is a transition metal element including Co, Ni and Mn, ?>0), and has a molar ratio Li/Me of Li to the transition metal element Me of 1.2 to 1.6, wherein a molar ratio Co/Me of Co in the transition metal element Me is 0.02 to 0.23, a molar ratio Mn/Me of Mn in the transition metal element Me is 0.62 to 0.
    Type: Grant
    Filed: December 27, 2011
    Date of Patent: January 10, 2017
    Assignee: GS YUASA INTERNATIONAL LTD.
    Inventors: Daisuke Endo, Yoshihiro Katayama, Tetsuya Murai, Masafumi Shibata
  • Patent number: 9520205
    Abstract: The present invention relates to a copper containing particle with a surface layer for preventing oxidation and a method for manufacturing the same, and provides a copper containing particle including: a core containing a copper component; a shell formed on the surface of the core, containing a silver component, and having at least one pore; and a filler part configured to fill the pore of the shell and contain an antioxidant component.
    Type: Grant
    Filed: May 12, 2014
    Date of Patent: December 13, 2016
    Assignee: LG Chem, Ltd.
    Inventors: Jong Min Shin, Jung Hyun Seo, Young Chang Byun, Jae Hoon Choe
  • Patent number: 9502151
    Abstract: An ink composition and a circuit board and a method for producing the same are provided. The ink composition comprises: an acrylic resin; an epoxy resin; a polyester resin; a curing agent; and an active powder comprising a modified metal compound, in which the metal element of the modified metal compound is at least one selected from the group consisting of Zn, Cr, Co, Cu, Mn, Mo, and Ni.
    Type: Grant
    Filed: January 27, 2015
    Date of Patent: November 22, 2016
    Assignee: BYD COMPANY LIMITED
    Inventors: Haibin Li, Wen Hu, Hongye Lin
  • Patent number: 9496065
    Abstract: A positive electrode active material is provided for an electric device that contains a first active material comprising a transition metal oxide represented by formula (1): Li1.5[NiaCobMnc[Li]d]O3 (where a, b, c, and d satisfy the relationships: 0<d<0.5; a+b+c+d=1.5; and 1.0<a+b+c<1.5); and a second active material comprising a spinel transition metal oxide that has a crystal structure assigned to the space group Fd-3m, represented by formula (2): LiMa?Mn2?a?O4 (where M indicates at least one metal element having an atomic valence of 2-4, and a? satisfies the relationship 0=a?<2.0). The fraction content of the first and second active material by mass ratio satisfies the relationship (3): 100:0 A:MB A indicates the mass of the first active material and MB indicates the mass of the second active material).
    Type: Grant
    Filed: July 3, 2012
    Date of Patent: November 15, 2016
    Assignee: Nissan Motor Co., Ltd.
    Inventors: Atsushi Ito, Yasuhiko Ohsawa, Kenzo Oshihara, Tomohiro Kaburagi, Shinji Yamamoto
  • Patent number: 9496066
    Abstract: The present application discloses boron-doped lithium rich manganese based materials for cathodes of lithium ion batteries. The disclosed cathode materials can be prepared by co-precipitation and sol-gel methods. The chemical formula of this cathode material is Li[LiaMnbCocNidBx]O2 (a+b+c+d+x=1, a, b, x>0, c?0, d?0, c+d>0). Lithium ion batteries using these cathode materials show impressive improvements in performance and increased tap density at low level of boron doping. The co-precipitation method is particularly suitable for large-scale industrial production. The sol-gel method is simple and can produce fine and uniform particles.
    Type: Grant
    Filed: November 5, 2013
    Date of Patent: November 15, 2016
    Assignee: Peking University
    Inventors: Biao Li, Jin Ma, Dingguo Xia
  • Patent number: 9447321
    Abstract: The present invention provides an oxygen scavenging composition for incorporation into a wall of a package. The composition comprises a polyester base polymer, at least one oligomeric, oxidizable poly(alkylene ether) glycol-?,?-diester having the formula and at least one transition metal in a positive oxidation state. The compositions of the present invention do not exhibit an induction period prior to the onset of oxygen scavenging upon formation into a container.
    Type: Grant
    Filed: January 16, 2014
    Date of Patent: September 20, 2016
    Assignee: GRAHAM PACKAGING COMPANY, L.P.
    Inventors: Murali K. Akkapeddi, Brian A. Lynch
  • Patent number: 9431143
    Abstract: Disclosed is a transition metal precursor used for preparation of lithium composite transition metal oxide, the transition metal precursor comprising a composite transition metal compound represented by the following Formula 1: M(OH1?x)2?yAy/n??(1) wherein M comprises two or more selected from the group consisting of Ni, Co, Mn, Al, Cu, Fe, Mg, B, Cr and second period transition metals; A comprises one or more anions except OH1?x; 0?x?0.5; 0.01?y?0.5; and n is an oxidation number of A. The transition metal precursor according to the present invention contains a specific anion. A lithium composite transition metal oxide prepared using the transition metal precursor comprises the anion homogeneously present on the surface and inside thereof, and a secondary battery based on the lithium composite transition metal oxide thus exerts superior power and lifespan characteristics, and high charge and discharge efficiency.
    Type: Grant
    Filed: August 6, 2014
    Date of Patent: August 30, 2016
    Assignee: LG Chem, Ltd.
    Inventors: Byung Chun Park, Ho Suk Shin, Sung-Kyun Chang, Seong Hoon Kang, Dong Hun Lee, Sang Min Park