Process for manufacturing paper having improved dry strength

D - Textiles – Paper – 21 – H

Patent

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D21H 23/76 (2006.01) D21H 17/42 (2006.01) D21H 17/43 (2006.01) D21H 17/44 (2006.01) D21H 17/45 (2006.01) D21H 17/54 (2006.01) D21H 17/66 (2006.01) D21H 21/28 (2006.01)

Patent

CA 1110019

ABSTRACT OF THE DISCLOSURE Paper having improved dry strength is manufactured from a composition produced by mixing a pulp slurry with a water soluble cationic polymer and then, adding a water soluble anion- ic polymer to the slurry.

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