Patents by Inventor Yuko GOSHI

Yuko GOSHI 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 FOR POLISHING LAYER, POLISHING LAYER, AND POLISHING PAD
    Publication number: 20240399530
    Abstract: A thermoplastic polyurethane for polishing layer, in which a D hardness after saturated and swollen by water of 50° C. in a sheet with a thickness of 2 mm is less than 50, and a contact angle with water in a sheet with a thickness of 200 ?m is 70° or less.
    Type: Application
    Filed: September 27, 2022
    Publication date: December 5, 2024
    Applicant: KURARAY CO., LTD.
    Inventors: Azusa SUNAYAMA, Yuko GOSHI, Mitsuru KATO
  • POLISHING PAD
    Publication number: 20240383097
    Abstract: Disclosed is a polishing pad including a polishing layer that is a molded body of a polyurethane composition, wherein the polyurethane composition contains 90 to 99.9 mass % of a thermoplastic polyurethane including a non-alicyclic diisocyanate unit as an organic diisocyanate unit, and 0.1 to 10 mass % of a hygroscopic polymer, and the molded body has a hardness of 60 or more and less than 75, as measured with a type-D durometer compliant with JIS K 7215.
    Type: Application
    Filed: September 22, 2022
    Publication date: November 21, 2024
    Applicant: KURARAY CO., LTD.
    Inventors: Yuko GOSHI, Mitsuru KATO, Takashi SUGIOKA
  • POLISHING PAD
    Publication number: 20240375239
    Abstract: Disclosed is a polishing pad including a polishing layer that is a molded body of a polyurethane composition, wherein the polyurethane composition contains 90 to 99.9 mass % of a thermoplastic polyurethane including a non-alicyclic diisocyanate unit as an organic diisocyanate unit, and 0.1 to 10 mass % of a hygroscopic polymer, and the molded body has a hardness of 75 to 90, as measured with a type-D durometer compliant with JIS K 7215.
    Type: Application
    Filed: September 22, 2022
    Publication date: November 14, 2024
    Applicant: KURARAY CO., LTD.
    Inventors: Yuko GOSHI, Mitsuru KATO, Takashi SUGIOKA