Patents Assigned to Prolux Paint Manufacturers Limited (PTY)
  • Coating compositions
    Patent number: 3991003
    Abstract: Two-component air-drying varnishes and pigmented enamels comprise the following, dissolved in an essentially aliphatic liquid medium: (i) a film-forming adduct of isophorone diisocyanate and the condensation product of a polybasic acid with an epoxy compound, and (ii) a film-forming polyhydroxy compound, the components (i) and (ii) being mutually compatible.
    Type: Grant
    Filed: June 24, 1975
    Date of Patent: November 9, 1976
    Assignee: Prolux Paint Manufacturers Limited (PTY)
    Inventor: Kenneth Elliot Piggott