Patent ID: 8771578
Filing Date: 2014-07-08
Classification: B31F,C08G,C09J,D21H

Abstract:
1. A method of creping paper, comprising: applying to a rotating cylinder a polymer solution, wherein the polymer solution is a mixture consisting of 0.1 to 10 wt % of a cationic non-crosslinked polyamidoamine and water, wherein the cationic non-crosslinked polyamidoamine is free of epihalohydrin, and wherein the mixture has a pH of less than 6.9; pressing a tissue paper web against the rotating cylinder to effect adhesion of the tissue paper web to a surface of the cylinder using the cationic non-crosslinked polyamidoamine; and dislodging the tissue paper web from the rotating cylinder by contact with a doctor blade to form the creping paper.