Improved retention and drainage in the manufacture of paper

Details Improved retention and drainage in the manufacture of paper Improved retention and drainage in the manufacture of paper

D - Textiles, Paper

21

H

D21H 21/10 (2006.01)

Patent

CA 2592262

A method of improving retention and drainage in a papermaking process is disclosed. The method provides for the addition of an associative polymer, an inorganic particle and optionally a siliceous material to the papermaking slurry. Additionally, a composition comprising an associative polymer, and an inorganic particle and optionally further comprising cellulose fiber is disclosed.

L'invention concerne un procédé d'amélioration de la rétention et de l'égouttage dans un processus de fabrication de papier. Le procédé consiste à ajouter un polymère associatif, une particule inorganique et éventuellement un matériau siliceux à la suspension. En outre, l'invention concerne une composition comprenant un polymère associatif, et une particule inorganique ainsi qu'une fibre cellulosique.

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