D - Textiles – Paper – 21 – C
Patent
D - Textiles, Paper
21
C
D21C 5/02 (2006.01) D21C 9/08 (2006.01) D21H 21/02 (2006.01)
Patent
CA 2391459
The invention relates to a process for reducing sticky contaminants in stock systems containing waste paper and in coated broke, and their reuse in the manufacture of papers. In this process, both polyvinyl alcohols and bentonite are added.
L'invention se rapporte à un procédé de réduction des contaminants collants dans des systèmes de pâte à papier contenant des déchets de papier et sous forme de rejets enduits, ainsi qu'à leur réutilisation dans la fabrication de papiers. Selon ce procédé, on ajoute à la fois des alcools polyvinyliques et de la bentonite.
Hentzschel Peter
Kohler Achim
Reinhardt Bernd
Clariant Finance (bvi) Limited
Kirby Eades Gale Baker
LandOfFree
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