A process for the production of paper

Details A process for the production of paper A process for the production of paper

D - Textiles, Paper

21

H

D21H 21/10 (2006.01)

Patent

CA 2635661

The present invention relates to a process for producing paper which comprises: providing an aqueous suspension comprising cellulosic fibres, adding to the suspension, after all 5 points of high shear, a cationic polysaccharide; and a polymer P2 being an anionic polymer; and, dewatering the obtained suspension to form paper.

La présente invention concerne un procédé destiné à la fabrication de papier, comprenant les étapes suivantes : utiliser une suspension aqueuse comprenant des fibres cellulosiques, ajouter à la suspension, après les cinq points de cisaillement élevé, un polysaccharide cationique ; et un polymère anionique P2 ; et déshydrater la suspension obtenue pour former du papier.

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