Water soluble retention agent

Details Water soluble retention agent Water soluble retention agent

D - Textiles, Paper

21

H

D21H 19/58 (2006.01) D21H 21/10 (2006.01) D21H 21/14 (2006.01)

Patent

CA 2379527

The invention concerns the use for making paper coating slips of a water soluble copolymer in neutral or alkaline medium as agent for simultaneously adjusting water retention in coating slips and the Brookfield viscosity of said coating slips. The invention also concerns a novel water retention agent of paper coating slips water soluble in neutral or alkaline medium. The invention further concerns coating slips and coated paper and cardboard resulting therefrom.

Utilisation, pour la fabrication des sauces de couchage papetières, d'un copolymère hydrosoluble en milieu neutre ou alcalin comme agent permettant de régler, simultanément, la rétention d'eau des sauces de couchages et la viscosité Brookfield desdites sauces de couchages. Nouvel agent de rétention d'eau des sauces de couchage papetières hydrosoluble en milieu neutre ou alcalin. Sauces de couchage, papier et carton couchés ainsi obtenus.

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