Patents Assigned to Capitol Adhesives, Inc.
  • Solvent-free floorcovering adhesive and method of producing same
    Patent number: 5258425
    Abstract: A solvent-free adhesive formulation and a method for producing the adhesive is disclosed, the method involving dissolving resin in a heated oil and adding a surfactant thereto for dispersion purposes. Water is added to the resultant mixture to form an emulsion. A caustic agent is added to stabilize the emulsion and latex and thickener are added to the emulsion at ambient temperature. A stable, solvent-free adhesive is produced having superior bond strength and aging characteristics.
    Type: Grant
    Filed: May 23, 1991
    Date of Patent: November 2, 1993
    Assignee: Capitol Adhesives, Inc.
    Inventor: Lisa M. Kirby