Creping adhesives

Details Creping adhesives Creping adhesives

D - Textiles, Paper

21

H

D21H 21/14 (2006.01) C09J 129/04 (2006.01) C09J 179/02 (2006.01) D21H 17/36 (2006.01) D21H 17/56 (2006.01)

Patent

CA 2391005

Creping adhesives, and methods for making and using them in the creping of cellulosic fiber webs. The creping adhesives are a combination of polyamine--epihalohydrin and poly(vinyl alcohol). The method comprises the preparation and application of the creping adhesives to attain strong adhesion of fiber webs onto a drying surface, and the creping of the fiber webs to obtain a soft, bulky tissue paper web.

L'invention concerne des adhésifs pour crêpage et leurs procédés de fabrication et d'utilisation dans le crêpage de feuilles de fibres cellulosiques. Les adhésifs pour crêpage sont une combinaison de polyamine-épihalohydrine et de poly(alcool de vinyle). Le procédé comprend, d'une part, la préparation et l'application des adhésifs pour crêpage pour obtenir une adhésion forte des bandes de fibres sur une surface de séchage, et, d'autre part, le crêpage des feuilles de fibres pour obtenir une feuille de papier de soie bouffante crêpée.

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