Cellulosic, modified lignin and anionic polymer composition...

Details Cellulosic, modified lignin and anionic polymer composition... Cellulosic, modified lignin and anionic polymer composition...

D - Textiles, Paper

21

H

D21H 17/42 (2006.01) D21H 17/23 (2006.01) D21H 17/37 (2006.01) D21H 23/14 (2006.01)

Patent

CA 2166838

An improved paper furnish composition comprising an aqueous cellulosic furnish, a high molecular weight anionic polymer, and a modified lignin wherein the ratio of the anionic polymer to the modified lignin is from about 10:1 to 1:10 on an active basis is disclosed. A process employing this composition for making tissue, newsprint, paper or paperboard having improved drainage, retention, or formation and combinations thereof which enhance the pressing and drying operations of a paper machine is also provided.

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