Patent ID: 6207011
Filing Date: 2001-03-27
Classification: B31F,D21H,Y10T

Abstract:
A method of creping a fibrous web that comprises providing to the interface of a fibrous web and a Yankee dryer a crosslinked creping adhesive comprising:a) an adhesive composition comprising organic polymers having in the polymer backbone amine groups selected from the group consisting of primary and secondary amines or mixtures of primary and secondary amines and a crosslinking agent for crosslinking the polymer to the fibrous web at the drying surface of the Yankee said agent being a zirconium compound having a valence of plus four wherein the crosslinking agent is added directly on the Yankee with the copolymer without prior mixing with the copolymer,b) in an amount sufficient to promote improvement in adhesion, removing said fibrous web from said Yankee dryer by creping it off with a creping blade.