Method of improving the retention of fines in paper making...

Details Method of improving the retention of fines in paper making... Method of improving the retention of fines in paper making...

D - Textiles, Paper

21

H

9/57

D21H 17/53 (2006.01)

Patent

CA 1137261

ABSTRACT This invention is concerned with a process for flocculating fines in wood fibre making stock systems. The performance of polyethylene oxide as a flocculating agent is improved and inconsistent results are avoided by controlling the free chlorine content of the water for the polymer solution preparation. The ferric ion content is also controlled.

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