Hydroabsorbent resins, production method and application thereof

Details Hydroabsorbent resins, production method and application thereof Hydroabsorbent resins, production method and application thereof

1988-02-10

1990-03-06

Schofer, Joseph L.

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

Synthetic resins

Polymers from only ethylenic monomers or processes of...

C08F22036

Patent

active

049067176

ABSTRACT:
Water-absorbing resin based on acrylic acid and on dialkylaminoalkyl acrylate.
It comprises from 40 to 60% on a molar basis of acrylic acid, at least partially in salt form if appropriate, and from 60 to 40% on a molar basis of at least one dialkylaminoalkyl acrylate, at least partially in salt form or quaternized if appropriate. It is manufactured by copolymerization either in aqueous solution or in an inverse emulsion, in the presence of at least one free-radical generator.
Application to the production of articles capable of absorbing aqueous liquids.

REFERENCES:
patent: 3634366 (1972-01-01), Chujo et al.
patent: 4212782 (1980-07-01), Klein
patent: 4460568 (1984-07-01), Strasilla et al.
patent: 4486489 (1984-12-01), George
patent: 4581402 (1986-12-01), Dunk et al.

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