Water swellable compositions

Details Water swellable compositions Water swellable compositions

1981-06-29

1982-12-28

Schofer, Joseph L.

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

Synthetic resins

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

525378, 525379, 526271, C08L 3700

Patent

active

043662943

ABSTRACT:
Water swellable reaction product of monobasic amine and crosslinked interpolymer of maleic anhydride, monovinyl alkyl ether and 1-5 mole percent crosslinking agent comprising divinyl ether of aliphatic diol.

REFERENCES:
patent: 3448088 (1969-06-01), Azorlosa
patent: 3669103 (1972-06-01), Harper et al.
patent: 3670731 (1972-06-01), Harmon
patent: 3684776 (1972-08-01), Field et al.
patent: 3684777 (1972-08-01), Field et al.
patent: 3794622 (1974-02-01), Breslow
patent: 3878151 (1975-04-01), Dachs et al.
patent: 3997484 (1976-12-01), Weaver et al.

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