Patents Assigned to Shin Dai-ichi Vinyl Corporation
  • Process for producing granules of a polyvinyl chloride resin for preparation of paste
    Patent number: 6392011
    Abstract: Granules of a polyvinyl chloride resin for preparation of paste which comprise 10% by weight or less of components having diameters of 10 &mgr;m or smaller and less than 0.5% by weight of over size components after classification using a 149 &mgr;m standard sieve, have a bulk density of 0.45 to 0.58 g/cm3 and give a plastisol comprising less than 0.
    Type: Grant
    Filed: July 26, 2000
    Date of Patent: May 21, 2002
    Assignee: Shin Dai-ichi Vinyl Corporation
    Inventors: Eitaro Nakamura, Tadashi Takizawa, Manabu Makino, Tomoyuki Kose, Yoshimitu Nagatomo