Pitch reduction on paper machine surfaces

Details Pitch reduction on paper machine surfaces Pitch reduction on paper machine surfaces

D - Textiles, Paper

21

H

D21H 21/02 (2006.01) D21C 9/08 (2006.01) D21H 17/72 (1990.01)

Patent

CA 2109866

ABSTRACT OF THE INVENTION The present invention is directed to compositions and methods for controlling pitch deposits derived from natural pulps on pulp and papermaking equipment surfaces. The method involves contacting the pulp and papermaking equipment surfaces with a composition containing a combination of a nonionic surfactant having a pitch dispersant value between 1 and 3, and a cationic polymer.

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