Patents by Inventor Kazuo Ohse

Kazuo Ohse 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).

  • Methacrylic resin compositions with improved tacky adhesion and method for preparation thereof
    Patent number: 5294676
    Abstract: A methacrylic resin composition with improved tacky adhesion comprising 100 parts by weight of a partially cross-linked polymer gel obtained by partially polymerizing a mixture comprising (A) 40 to 99% by weight of unsaturated monomer mixtures with or without containing the polymers thereof dissolved and (B) 60 to 1% by weight of a cross-linking agent, thereby allowing the total polymer content to be kept not exceeding 80% by weight, and increased by 4 to 62% by weight over the polymer content of said mixture, and 1 to 100 parts by weight of a syrup mainly composed of alkyl methacrylates containing the polymers thereof dissolved.
    Type: Grant
    Filed: April 30, 1990
    Date of Patent: March 15, 1994
    Assignee: Kuraray Co., Ltd.
    Inventors: Michio Chatani, Tadayuki Tsuchiya, Kazuo Ohse, Akio Hara