Patents Assigned to Haruhiko Murakami
  • Method of coating an article with a polytetrafluoroethylene coating material
    Patent number: 5145721
    Abstract: A fluorine resin having relatively high melting point such as polytetrafluoroethylene and tetrafluoroethylene-perfluoroalkylvinylether copolymer resins is added to a polyester having the double bond of a polyisocyanate or dibasic acid with a polyhydric alcohol followed by stirring, and a coat of the resulting stirred mixture is applied to a plastic product or the like, whereby the fluorine resin is firmly held on the coated surface, and a film of the fluorine resin is formed on the coated surface.
    Type: Grant
    Filed: September 21, 1990
    Date of Patent: September 8, 1992
    Assignee: Haruhiko Murakami
    Inventors: Takeshi Kojima, Taketoshi Nakajima