Patents Assigned to Mitso Nishida
  • Process of curing a polymerizable composition containing a magnetized powered ferromagnetic material with radioactive rays
    Patent number: 4004997
    Abstract: A process for curing a resin composition for the manufacture of plastic thin films by radiation curing with radioactive rays comprising mixing a radical-polymerizable resin with a filler, characterized in that at least a part of the filler is composed of a powdery ferromagnetic substance and in that said powdery ferromagnetic substance is incorporated in an amount of 1.5 to 998 parts by weight based on 100 parts by weight of the radical-polymerizable resin.
    Type: Grant
    Filed: January 23, 1975
    Date of Patent: January 25, 1977
    Assignees: Seiko Shimada, Teizo Takahashi, Mitso Nishida
    Inventors: Kenkichi Tsukamoto, Yusuke Matsumura, Ryuichi Sano