D - Textiles – Paper – 21 – H
Patent
D - Textiles, Paper
21
H
D21H 21/02 (2006.01)
Patent
CA 2378597
Method of inhibiting the deposit of sticky material on a papermill felt used in processing pulp slurry into sheets, comprising applying to the papermill felt at least one cationic polymer and at least one nonionic surfactant having an HLB of about 11 to 14.
L'invention concerne un procédé permettant d'inhiber un dépôt de matériau collant sur un feutre de papeterie par traitement de la pulpe en feuilles. Ce procédé consiste à appliquer sur le feutre de papeterie au moins un polymère cationique, et au moins un tensioactif non ionique possédant un HLB d'environ 11 à 14.
Cowart Jeffrey R.
Hendriks William A.
Hercules Incorporated
Moffat & Co.
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