Process for producing a neutral paper

Details Process for producing a neutral paper Process for producing a neutral paper

D - Textiles, Paper

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D21H 23/10 (2006.01) D21H 17/29 (2006.01) D21H 17/66 (2006.01) D21H 17/68 (2006.01) D21H 23/06 (2006.01)

Patent

CA 1301413

Title of The Invention Process for producing a neutral paper Abstract of The Invention This invention provides a process capable of obtaining a sufficiently higher retention of fiber and filler and simultaneously an improved drainage in neutral paper-making system, especially in the neutral wood containing paper- making system which contains a large majority or high yield pulp. This invention relates to a process for producing a neutral paper which comprises adding a cationized starch, bentonite, and colloidal silica to a stock slurry consisting of filler and the pulp-stuff containing a high yield pulp in an amount ranging from zero to 100 weight percents to make paper in a neutral pH range.

579003

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