Wet strength paper additives

Details Wet strength paper additives Wet strength paper additives

1979-06-13

1980-10-07

Hamrock, William F.

Synthetic resins or natural rubbers -- part of the class 520 ser

Synthetic resins

Mixing of two or more solid polymers; mixing of solid...

260 292EP, 260 296HN, 427326, 525359, 526 75, 526346, 5263471, C08F 832, C08F 824

Patent

active

042269571

ABSTRACT:
A polymer is described which has particular utility as an additive imparting wet and dry strength to a paper base. The polymer is formed by the reaction of a polymer of an N,N-disubstituted vinyl-benzyl amine or homologue thereof with an epihalohydrin.

REFERENCES:
patent: 3988503 (1976-10-01), Arujoshi et al.
patent: 4087599 (1978-05-01), Roe et al.
patent: 4096133 (1978-06-01), Zwergle
patent: 4129528 (1978-12-01), Petrovich et al.

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