Patents Assigned to Rikidyne Co., Ltd
  • Permeable adhesive tape and a process for preparing the same
    Patent number: 5993927
    Abstract: A permeable adhesive tape comprising a porous or permeable backing, a natural rubber-base, synthetic rubber-base or acrylic-base pressure sensitive adhesive layer and a release sheet in this order, wherein the pressure sensitive adhesive layer has permeable pores containing elastic microspheres.
    Type: Grant
    Filed: October 23, 1997
    Date of Patent: November 30, 1999
    Assignee: Rikidyne Co., Ltd
    Inventors: Koichi Sugita, Katsuyuki Nakaido, Kusutaro Yoshida