Patents Represented by Attorney, Agent or Law Firm Richard B. Clikeman
  • Removable coating composition and preparative method
    Patent number: 6555615
    Abstract: The invention relates to a removable coating and a method for preparing that removable coating. The method comprises applying to a surface of a substrate a removable coating composition including an aqueous dispersion of film forming polymer and amphoteric surfactant having isoelectric point at pH=3 to pH=8.
    Type: Grant
    Filed: February 20, 2001
    Date of Patent: April 29, 2003
    Assignee: Rohm and Haas Company
    Inventor: Paul Ralph Van Rheenen