Absorptive material

Details Absorptive material Absorptive material

1985-03-04

1987-05-19

Kight, John

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

Synthetic resins

At least one aryl ring which is part of a fused or bridged...

525119, 525154, 525382, 525384, 525385, C08F 232, C08G 5942

Patent

active

046669752

ABSTRACT:
A polymer in the form of particles is water-insoluble and water-sellable, containing carboxyl or carboxylate groups. It has a physiological saline absorption quantity of 40 to 90 grams per one gram of the polymer, a physiological saline absorption rate of at least 8 ml per 0.3 gram of the polymer, a gel strength of 33 to 200 g/cm2 when it has been swollen to saturation with ion-exchange water. It is useful as an absorbent in a sanitary article.

REFERENCES:
patent: 4093776 (1978-06-01), Aoki et al.
patent: 4340706 (1982-07-01), Obayashi et al.
patent: 4446261 (1984-05-01), Yamasaki et al.

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