Patents by Inventor Taichi NAKASHIMA

Taichi NAKASHIMA 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).

  • RESIN COMPOSITION, PREPREG, RESIN-EQUIPPED FILM, RESIN- EQUIPPED METAL FOIL, METAL-CLAD LAMINATE, AND WIRING BOARD
    Publication number: 20240092962
    Abstract: A resin composition contains a preliminary reaction product (A) obtained by previously reacting a polyphenylene ether compound (a1) having a hydroxyl group in a molecule and an acid anhydride (a2) having an acid anhydride group in a molecule, and a curable resin (B) containing a reactive compound having an unsaturated double bond in a molecule, in which an equivalent ratio of the acid anhydride group in the acid anhydride (a2) to the hydroxyl group in the polyphenylene ether compound (a1) is 1.5 or less, and a content of the curable resin (B) is 20 to 85 parts by mass with respect to 100 parts by mass of a sum of the preliminary reaction product (A) and the curable resin (B).
    Type: Application
    Filed: March 24, 2022
    Publication date: March 21, 2024
    Applicant: PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.
    Inventors: Taichi NAKASHIMA, Hiroyuki FUJISAWA, Akira OTSUKA, Koichi ISAJI, Hajime OGUSHI