Patents by Inventor Aki Ohtake

Aki Ohtake 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).

  • Thermoplastic polyurethane resin composition, conductor covering material, and manufacturing method of these
    Patent number: 10311995
    Abstract: Provided are a thermoplastic polyurethane resin composition that achieves excellent flame retardancy, a conductor covering material having excellent characteristics, and manufacturing methods therefor. A thermoplastic polyurethane resin composition and a conductor covering material (20) according to embodiments of the present invention each include: 100 parts by weight of a resin component formed of 58.1 parts by weight or more and 73.9 parts by weight or less of a thermoplastic polyurethane resin, and 26.1 parts by weight or more and 41.9 parts by weight or less of core-shell polymer particles; and 42 parts by weight or more and 87 parts by weight or less of a phosphoric acid ester-based flame retardant.
    Type: Grant
    Filed: April 7, 2015
    Date of Patent: June 4, 2019
    Assignees: KANEKA CORPORATION, Showa Kasei Kogyo Co., Ltd.
    Inventors: Aki Ohtake, Hideyuki Hatsuno, Kazuya Takahashi, Atsunari Kawai, Yoshiaki Matsuoka
  • THERMOPLASTIC POLYURETHANE RESIN COMPOSITION, CONDUCTOR COVERING MATERIAL, AND MANUFACTURING METHOD OF THESE
    Publication number: 20170032866
    Abstract: Provided are a thermoplastic polyurethane resin composition that achieves excellent flame retardancy, a conductor covering material having excellent characteristics, and manufacturing methods therefor. A thermoplastic polyurethane resin composition and a conductor covering material (20) according to embodiments of the present invention each include: 100 parts by weight of a resin component formed of 58.1 parts by weight or more and 73.9 parts by weight or less of a thermoplastic polyurethane resin, and 26.1 parts by weight or more and 41.9 parts by weight or less of core-shell polymer particles; and 42 parts by weight or more and 87 parts by weight or less of a phosphoric acid ester-based flame retardant.
    Type: Application
    Filed: April 7, 2015
    Publication date: February 2, 2017
    Applicants: Kaneka Corporation, Showa Kasei Kogyo Co., Ltd.
    Inventors: Aki Ohtake, Hideyuki Hatsuno, Kazuya Takahashi, Atsunari Kawai, Yoshiaki Matsuoka