Patents Assigned to Toacosei Chemical Industry Co., Ltd.
  • Composition for rust prevention of metals and threaded metal elements with a rustproof film
    Patent number: 4642011
    Abstract: A composition for rust prevention of metals consisting essentially of (a) an organic silicon compound having an aminoalkyl group and at least one alkoxy group and (b) a compound having at least one oxirane ring. Said composition exhibits its effects particularly when applied on threaded metal elements.
    Type: Grant
    Filed: November 18, 1983
    Date of Patent: February 10, 1987
    Assignee: Toacosei Chemical Industry Co., Ltd.
    Inventors: Yoshihito Uramoto, Takasi Kaneko, Toshiro Hirose