Patent ID: 7122597
Filing Date: 2006-10-17
Classification: C08L

Abstract:
1. A water-removable composition for activating a pre-paste adhesive or affixing a wall covering to a surface, comprising: water, an alkali, an alkali-soluble polyvinyl acetate-crotonic acid copolymer, a thickener, and a glycol, wherein said composition is an aqueous colloidal dispersion or polymeric solution comprising from about 2.5 to about 25% by weight of said copolymer, from about 3% to about 30% by weight of solids, and from about 97% to about 70% by weight non-solids, wherein the composition has a pH of from 8–11, and wherein the composition, after application as a film to and drying on the surface of a substrate, is removable by washing with water.