Patents Assigned to Union Carbide Marble Care, Inc.
  • Surface coating and method for applying same
    Patent number: 5133997
    Abstract: A surface coating composition and method for applying the same to inorganic substrates. The composition comprises a moisture-curable aqueous urethane dispersion, a cross-linking agent and an anionic surfactant, wherein the anionic surfactant has a phosphate group substituent. The aqueous urethane dispersion comprises discrete linear aliphatic urethane chains and the several chains are linked together upon curing.
    Type: Grant
    Filed: January 16, 1991
    Date of Patent: July 28, 1992
    Assignee: Union Carbide Marble Care, Inc.
    Inventors: Bruce R. Maier, Richard B. Metzler