Patent ID: 7678856

Claim:
An aqueous binder composition comprising an unreacted mixture of a carboxylated vinyl acetate-ethylene terpolymer emulsion, a polyamide-polyamine-epichlorohydrin resin and an anti-blocking additive, wherein the amount of the polyamide-polyamine-epichlorohydrin resin relative to the amount of the carboxylated vinyl acetate-ethylene terpolymer emulsion is from about 0.5 to about 25 dry weight percent on a solids basis and wherein the amount of the anti-blocking additive is from about 1 to about 25 weight percent, on a solids basis, relative to the amount of the carboxylated vinyl acetate-ethylene terpolymer, wherein the anti-blocking additive is selected from the group consisting of glyoxal, gluteraldehyde and sugars.