D - Textiles – Paper – 21 – H
Patent
D - Textiles, Paper
21
H
D21H 17/33 (2006.01) D21H 21/20 (2006.01)
Patent
CA 2597406
The embodiments of the present invention relate to an additive system comprising a cationic latex and an anionic polymer; as well as a process utilizing the additive system for making paper where the process is effective in all grades of paper, particularly those grades used for printing and writing.
Les modes de réalisation de la présente invention concernent un système d'additifs comprenant un latex cationique et un polymère anionique, ainsi qu'un procédé faisant appel à ce système d'additifs pour la fabrication du papier, ce procédé étant efficace dans tous les types de papier, et notamment dans les types de papier utilisés pour l'impression et l'écriture.
Gelman Robert A.
Ranson Brian Watson
Hercules Incorporated
Moffat & Co.
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