Process for producing paper or cardboard using...

Details Process for producing paper or cardboard using... Process for producing paper or cardboard using...

C - Chemistry, Metallurgy

12

S

9/1, 195/60

C12S 3/04 (2006.01) D21C 5/00 (2006.01) D21C 5/02 (2006.01) D21H 11/16 (2006.01) D21H 23/18 (2006.01) D21H 11/14 (2006.01)

Patent

CA 1333317

L'invention concerne la fabrication de papiers et cartons à l'aide d'une machine à papier. Selon l'invention, on améliore la machinabilité d'une composition papetière de fibres recyclées par un traitement de la composition fibreuse à l'aide d'une préparation enzymatique ayant une action sur tout ou partie des constituants de fibres cellulosiques entraînant une amélioration de l'égouttabilité de l'eau à travers le matelas fibreux.

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