Water absorbent polymer composition

Details Water absorbent polymer composition Water absorbent polymer composition

1986-05-27

1987-11-10

Ziegler, Jacob

Catalyst, solid sorbent, or support therefor: product or process

Solid sorbent

Organic

502151, 502401, B01J 2026

Patent

active

047057734

ABSTRACT:
Water-insoluble, water swellable polymer compositions are disclosed. In one embodiment, the polymer composition comprises a copolymer of styrene and meleic anhydride and a multi arm block copolymer of styrene and ethylene oxide. In a preferred embodiment, the maleic anhydride groups of the anhydride-containing copolymer are treated with a strong base to further enhance absorption capacity.

REFERENCES:
patent: 4433063 (1984-02-01), Bernstein et al.

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