Patents by Inventor Motoki Okaniwa

Motoki Okaniwa has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Patent number: 9543079
    Abstract: The present invention relates to a production process for an electrode material, an electrode and an electric storage device, and the production process for an electrode material comprises a step of heating a polymer having a silicon-containing unit and a silicon-non-containing unit.
    Type: Grant
    Filed: August 13, 2014
    Date of Patent: January 10, 2017
    Assignee: JSR CORPORATION
    Inventors: Ryo Tanaka, Kouji Senoo, Takahiro Shimizu, Yukio Hosaka, Fujio Sakurai, Satoshi Shimobaba, Motoki Okaniwa, Nobuyuki Miyaki, Yuuichi Eriyama
  • Patent number: 9057840
    Abstract: An optical filter comprising a substrate and a dielectric multilayer film formed on at least one surface of the substrate, wherein the substrate comprises an aromatic polyether-based polymer having a glass transition temperature (Tg), measured via differential scanning calorimetry (DSC, heating rate: 20° C./min), of from 230 to 350° C.
    Type: Grant
    Filed: July 25, 2011
    Date of Patent: June 16, 2015
    Assignee: JSR CORPORATION
    Inventors: Motoki Okaniwa, Takaaki Uno, Shintaro Fujitomi, Takashi Okada, Toshihiro Otsuki, Katsuya Nagaya
  • Patent number: 9028949
    Abstract: There are provided a substrate for printed wiring excellent in light transmission property, heat resistance, mechanical strength and resistance to thermal coloration; a printed wiring laminate; and a resin composition used to produce the substrate and the laminate. The substrate for printed wiring comprises an aromatic polyether-typed polymer having a glass transition temperature, as measured by differential scanning calorimetry (DSC, heating rate: 20° C./minute), of from 230° C. to 350° C.
    Type: Grant
    Filed: October 20, 2010
    Date of Patent: May 12, 2015
    Assignee: JSR Corporation
    Inventors: Motoki Okaniwa, Toshimitsu Kikuchi, Takaaki Uno, Takashi Okada
  • Patent number: 9000123
    Abstract: A polymer comprising: at least one structural unit (i) selected from the group consisting of a structural unit represented by formula (1) below and a structural unit represented by formula (2) below, wherein a terminal structure of said polymer is independently a structural unit represented by formula (5) below or a structural unit represented by formula (6) below.
    Type: Grant
    Filed: July 28, 2011
    Date of Patent: April 7, 2015
    Assignee: JSR Corporation
    Inventors: Motoki Okaniwa, Takaaki Uno, Shintaro Fujitomi, Takashi Okada
  • Publication number: 20150048273
    Abstract: The present invention relates to a production process for an electrode material, an electrode and an electric storage device, and the production process for an electrode material comprises a step of heating a polymer having a silicon-containing unit and a silicon-non-containing unit.
    Type: Application
    Filed: August 13, 2014
    Publication date: February 19, 2015
    Applicant: JSR CORPORATION
    Inventors: Ryo TANAKA, Kouji Senoo, Takahiro Shimizu, Yukio Hosaka, Fujio Sakurai, Satoshi Shimobaba, Motoki Okaniwa, Nobuyuki Miyaki, Yuuichi Eriyama
  • Publication number: 20130245167
    Abstract: A resin composition containing: a polymer having at least one structural unit (i) selected from a group consisting of a structural unit represented by formula (1) and a structural unit represented by formula (2); and at least one organic solvent selected from a group consisting of ether solvents, ketone solvents, ester solvents and amide solvents.
    Type: Application
    Filed: November 22, 2011
    Publication date: September 19, 2013
    Applicant: JSR CORPORATION
    Inventors: Motoki Okaniwa, Takaaki Uno, Takashi Okada
  • Publication number: 20130128361
    Abstract: An optical filter comprising a substrate and a dielectric multilayer film formed on at least one surface of the substrate, wherein the substrate comprises an aromatic polyether-based polymer having a glass transition temperature (Tg), measured via differential scanning calorimetry (DSC, heating rate: 20° C./min), of from 230 to 350° C.
    Type: Application
    Filed: July 25, 2011
    Publication date: May 23, 2013
    Applicant: JSR Corporation
    Inventors: Motoki Okaniwa, Takaaki Uno, Shintaro Fujitomi, Takashi Okada, Toshihiro Otsuki, Katsuya Nagaya
  • Publication number: 20130130012
    Abstract: A polymer comprising: at least one structural unit (i) selected from the group consisting of a structural unit represented by formula (1) below and a structural unit represented by formula (2) below, wherein a terminal structure of said polymer is independently a structural unit represented by formula (5) below or a structural unit represented by formula (6) below.
    Type: Application
    Filed: July 28, 2011
    Publication date: May 23, 2013
    Applicant: JSR CORPORATION
    Inventors: Motoki Okaniwa, Takaaki Uno, Shintaro Fujitomi, Takashi Okada
  • Publication number: 20130030116
    Abstract: Provided is a film comprising a polymer that comprises a structural unit represented by the following formula (1), wherein at least part of the terminal structure of the polymer is at least one structure selected from the group consisting of structural units represented by the following formula (2) and structural units represented by the following formula (3).
    Type: Application
    Filed: April 20, 2011
    Publication date: January 31, 2013
    Applicant: JSR Corporation
    Inventors: Motoki Okaniwa, Takaaki Uno, Takashi Okada
  • Publication number: 20120199383
    Abstract: There are provided a substrate for printed wiring excellent in light transmission property, heat resistance, mechanical strength and resistance to thermal coloration; a printed wiring laminate; and a resin composition used to produce the substrate and the laminate. The substrate for printed wiring comprises an aromatic polyether-typed polymer having a glass transition temperature, as measured by differential scanning calorimetry (DSC, heating rate: 20° C./minute), of from 230° C. to 350° C.
    Type: Application
    Filed: October 20, 2010
    Publication date: August 9, 2012
    Applicant: JSR Corporation
    Inventors: Motoki Okaniwa, Toshimitsu Kikuchi, Takaaki Uno, Takashi Okada
  • Publication number: 20090209705
    Abstract: Each of the thermoplastic resin composition and the optical film of the present invention comprises a cycloolefin-based polymer (A) and a vinyl-based polymer (B) having a structural unit derived from p-isopropenylphenol. The thermoplastic resin composition and the optical film exhibit excellent compatibility of their components with keeping property of low birefringence inherent in the thermoplastic resin composition comprising the cycloolefln-based polymer and the vinyl-based polymer, and they are excellent in weathering resistance and heat resistance.
    Type: Application
    Filed: September 22, 2005
    Publication date: August 20, 2009
    Applicant: JSR CORPORATION
    Inventors: Motoki Okaniwa, Yoshikazu Miyamoto, Ichiro Kajiwara, Yoshimi Suwa, Nobuyuki Miyaki, Naoyuki Kawashima
  • Publication number: 20090176950
    Abstract: A metal hydride complex of the invention is a hydride complex of a metal selected from the group consisting of ruthenium, rhodium, osmium and iridium and has one or more aromatic carboxylic acid residues. According to the invention, there is provided a new metal hydride complex which is dissolved in an organic solvent having a low polarity such as a hydrocarbon solvent at a high concentration and has a high catalytic activity of hydrogenating carbon-carbon double bonds. The metal hydride complex relating to the invention is especially suitable as a catalyst in the hydrogenation reaction of a cycloolefin ring-opening polymer.
    Type: Application
    Filed: May 24, 2006
    Publication date: July 9, 2009
    Applicant: JSR CORPORATION
    Inventors: Kohei Katsuda, Seiji Fukuhara, Yoichiro Maruyama, Motoki Okaniwa, Hiraku Shibata, Yoshimi Suwa, Ichiro Kajiwara
  • Patent number: 7449532
    Abstract: A cycloolefin copolymer obtained by ring opening polymerization according to the present invention is characterized by comprising a specific structural unit and exhibiting a single peak in a derivative differential scanning calorimetry curve obtained by differential scanning calorimeter (DSC), having a temperature width of the rising part in the peak of 35° C. or below, and having a glass transition temperature (Tg) of 110° C. or above. The cycloolefin copolymer provided by the present invention has excellent heat resistance and optical properties, is suitable for the formation of a film or sheet therefrom, and can be stretched even at a relatively low temperature around the Tg without causing troubles such as cloudiness. A film or sheet comprising the cycloolefin copolymer, which has excellent optical properties and heat resistance and is also suitable for stretching even at a relatively low temperature, is also provided.
    Type: Grant
    Filed: April 20, 2005
    Date of Patent: November 11, 2008
    Assignee: JSR Corporation
    Inventors: Motoki Okaniwa, Ichiro Kajiwara, Yoshimi Suwa, Yoichiro Maruyama, Yuichi Hashiguchi
  • Publication number: 20070179264
    Abstract: A cycloolefin copolymer obtained by ring opening polymerization according to the present invention is characterized by comprising a specific structural unit and exhibiting a single peak in a derivative differential scanning calorimetry curve obtained by differential scanning calorimeter (DSC), having a temperature width of the rising part in the peak of 35° C. or below, and having a glass transition temperature (Tg) of 110° C. or above. The cycloolefin copolymer provided by the present invention has excellent heat resistance and optical properties, is suitable for the formation of a film or sheet therefrom, and can be stretched even at a relatively low temperature around the Tg without causing troubles such as cloudiness. A film or sheet comprising the cycloolefin copolymer, which has excellent optical properties and heat resistance and is also suitable for stretching even at a relatively low temperature, is also provided.
    Type: Application
    Filed: April 20, 2005
    Publication date: August 2, 2007
    Inventors: Motoki Okaniwa, Ichiro Kajiwara, Yoshimi Suwa, Yoichiro Maruyama, Yuichi Hashiguchi
  • Patent number: 5773532
    Abstract: A process for producing a polyorganosiloxane-based thermoplastic resin which comprises graft polymerizing (3) at least one vinyl monomer using (4) an initiator which is an organic peroxide which, upon decomposition, produces an organic radical represented by the structural formula: ##STR1## wherein R.sup.2, R.sup.3 and R.sup.4 represent independently hydrogen atoms or alkyl groups having 1 to 10 carbon atoms, in the presence of (2) a polyorganosiloxane.
    Type: Grant
    Filed: January 16, 1997
    Date of Patent: June 30, 1998
    Assignee: Japan Synthetic Rubber Co., Ltd.
    Inventors: Motoki Okaniwa, Norifumi Sumimoto, Yoshihisa Ohta, Nobuo Kawahashi, Kazuki Iwai