Patents Examined by Patricia C. Sluby
  • Floor covering having a modified glass wear layer
    Patent number: 5023140
    Abstract: A 1 to 8 micron organic/inorganic (epoxy/glass) wear surface coating over a clear, protective layer provides excellent stain and gloss protection. An acid hydrolyzed silicate is combined with an acid hydrolyzed silicone coupling agent; an epoxy monomer; a photoinitiator and silicon oil surfactant to produce a coating composition which is dried to remove alcohol/water solvent and U.V. cured.
    Type: Grant
    Filed: June 20, 1988
    Date of Patent: June 11, 1991
    Assignee: Armstrong World Industries, Inc.
    Inventors: Craig A. Glotfelter, Robert P. Ryan