Patents Assigned to VBE Industries, Ltd.
  • Method for etching polyamide shaped articles
    Patent number: 4298424
    Abstract: Disclosed is a method for etching a polyamide shaped article which comprises etching a polyamide shaped article formed from a composition comprising 100 parts by weight of a polyamide and 10 to 50 parts by weight of an inorganic filler with an aqueous solution of borofluoric acid.According to this treating method, a good surface capable of providing a plated article having a high adhesion and a reduced deviation of the adhesion can be formed on the polyamide shaped article.
    Type: Grant
    Filed: June 19, 1980
    Date of Patent: November 3, 1981
    Assignee: VBE Industries, Ltd.
    Inventors: Sachio Terada, Akito Suhara, Toshiro Shimada, Takashi Nakamura, Kunizo Hujii, Nobuichi Nakahira