Hydrophobically modified poly[ethylene glycol] for use in...

Details Hydrophobically modified poly[ethylene glycol] for use in... Hydrophobically modified poly[ethylene glycol] for use in...

D - Textiles, Paper

21

H

D21H 21/02 (2006.01) C08L 71/02 (2006.01) C11D 1/722 (2006.01) D21C 9/00 (2006.01)

Patent

CA 2658112

Methods for inhibiting the depositions of organic contaminants from pulp in pulp and papermaking systems are disclosed. Hydrophobically modified poly[ethylene glycol] are added to the pulp or applied to deposition-prone surfaces of a papermaking system.

La présente invention concerne des procédés permettant d'empêcher les dépôts de contaminants organiques provenant de la pâte à papier dans les systèmes de fabrication de papier et de pâte à papier. On utilise un poly(éthylène glycol) hydrophobiquement modifié que l'on ajoute à la pâte ou que l'on applique sur les surfaces ayant tendance à recevoir les dépôts dans les systèmes de fabrication du papier.

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