Patents Assigned to Daifoil Company, Ltd.
  • Minute-cellular polyester film provided with coating
    Patent number: 4857396
    Abstract: A film is disclosed, which comprises an at least uniaxially stretched finely cellulated polyester film of a high surface roughness having an apparent specific gravity in the range of 0.4 to 1.3 and an opacifying power of not less than 0.2, and a coating applied to either or both of the opposite surfaces of the polyester film.The coating applied to the minute-cellular polyester film serves the purpose of improving the adhesive property of the polyester film.
    Type: Grant
    Filed: July 14, 1988
    Date of Patent: August 15, 1989
    Assignee: Daifoil Company, Ltd.
    Inventors: Satoshi Otonari, Yoshinori Sato, Narihiro Masuda, Tomoyuki Kotani