Water absorptive resin compositions and process for producing th

Details Water absorptive resin compositions and process for producing th Water absorptive resin compositions and process for producing th

1986-05-20

1988-08-09

Bleutge, John C.

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

Synthetic resins

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

525208, C08L 3302, C08L 4300

Patent

active

047628898

ABSTRACT:
The water absorptive resin composition of this invention is a composite comprising 5 to 95% of a carboxylate-containing water absorptive resin and 95 to 5% of a glycidyl group-containing polyolefin. The process for producing this water absorptive resin composition according to this invention comprises kneading a carboxylate-containing water absorptive resin and a glycidyl group-containing polyolefin under the kneading conditions of a kneading temperature of 120.degree. to 280.degree. C. and a residence time in a kneader of 2 seconds or more. According to this invention, there is produced a composition of excellent water absorptivity, shape maintenance and moldability into a film.

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