Patents by Inventor Taiki SHIMADA

Taiki SHIMADA 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).

  • Polycarbonate resin composition, molded article, and multilayer body
    Patent number: 11873370
    Abstract: A polycarbonate resin composition may include a first polycarbonate resin and a second polycarbonate resin, which a molded article may include, and a multilayer body may have a resin layer A including the polycarbonate resin composition and a resin layer B including a resin different from the resin layer A. The first polycarbonate resin may include 40% by weight or more of a structural unit of formula (1) The second polycarbonate resin may include less than 40% by weight of the structural unit of formula (1). The weight ratio of the first polycarbonate resin to the second polycarbonate resin, the first polycarbonate resin/the second polycarbonate resin, may be in a range of from 55/45 to 99/1. The polycarbonate resin composition may have two or more glass transition temperatures.
    Type: Grant
    Filed: June 10, 2019
    Date of Patent: January 16, 2024
    Assignee: MITSUBISHI CHEMICAL CORPORATION
    Inventors: Shingo Namiki, Yuuichi Hirami, Tomoaki Kanemasa, Taiki Shimada, Masato Ando, Akira Kosuge, Shigeki Ohta, Yuuichirou Kutsunugi, Asami Kakiuchi
  • POLYCARBONATE RESIN COMPOSITION, MOLDED ARTICLE, AND MULTILAYER BODY
    Publication number: 20210253788
    Abstract: A polycarbonate resin composition may include a first polycarbonate resin and a second polycarbonate resin, which a molded article may include, and a multilayer body may have a resin layer A including the polycarbonate resin composition and a resin layer B including a resin different from the resin layer A. The first polycarbonate resin may include 40% by weight or more of a structural unit of formula (1) The second polycarbonate resin may include less than 40% by weight of the structural unit of formula (1). The weight ratio of the first polycarbonate resin to the second polycarbonate resin, the first polycarbonate resin/the second polycarbonate resin, may be in a range of from 55/45 to 99/1. The polycarbonate resin composition may have two or more glass transition temperatures.
    Type: Application
    Filed: June 10, 2019
    Publication date: August 19, 2021
    Applicant: MITSUBISHI CHEMICAL CORPORATION
    Inventors: Shingo NAMIKI, Yuuichi HIRAMI, Tomoaki KANEMASA, Taiki SHIMADA, Masato ANDO, Akira KOSUGE, Shigeki OHTA, Yuuichirou KUTSUNUGI, Asami KAKIUCHI