Patents Represented by Law Firm Schwegan, Lundberg, Woesnner and Kluth
  • Vinylidene difluoride-based coating compositions
    Patent number: 6017639
    Abstract: A coating composition based on a dispersed fluoropolymer resin is provided. The composition includes a vinylidene difluoride-based polymer such as PVDF, an organic solvent and a dispersant. A method of forming a protective coating on a metal substrate with the fluoropolymer resin-based coating composition and a composite material having at least one surface coated with a vinylidene difluoride-based polymer film are also provided.
    Type: Grant
    Filed: October 22, 1997
    Date of Patent: January 25, 2000
    Assignee: Valspar Corporation
    Inventors: Clark A. Higginbotham, Ted R. Best, Patrick Douglas Ziemer