Fibrous sheet enhancement

C - Chemistry – Metallurgy – 08 – L

Patent

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Details

C08L 79/08 (2006.01) C08J 5/18 (2006.01) C08L 23/08 (2006.01) C08L 27/06 (2006.01) C08L 33/26 (2006.01) C08L 79/02 (2006.01) G06F 3/033 (2006.01) D21H 17/37 (2006.01) D21H 17/42 (2006.01) D21H 17/54 (2006.01) D21H 21/18 (2006.01) D21H 21/20 (2006.01)

Patent

CA 2354238

A method and composition are disclosed for providing a two-part polymer binder additive for a fibrous sheet by improving both its strength and durability. The polymer binder comprises both the addition of a resin system and an anionic polymer which impart both increased strength and resistance to moisture and sagging. The resin system comprises a polyamidoamine-epihalohydrin resin and a latex and an anionic polymer.

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