Aqueous coating resin compositions and process for producing sam

Details Aqueous coating resin compositions and process for producing sam Aqueous coating resin compositions and process for producing sam

1988-07-22

1990-01-30

Jacobs, Lewis T.

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

Synthetic resins

Processes of preparing a desired or intentional composition...

523411, 523412, C08K 320

Patent

active

048974340

ABSTRACT:
An aqueous coating resin composition, the improvement wherein a microgel composed of a resin reaction product having a three-dimensional network structure, which is obtained by the esterification reaction of (1) 40 to 90 parts by weight of an aromatic epoxy resin with (2) 10 to 60 parts by weight of a carboxyl group-containing vinyl polymer comprising (a) a carboxyl group-containing vinyl monomer, (b) an aromatic vinyl monomer and (c) at least one monomer selected from the group consisting of an alkyl ester, a hydroxyalkyl ester and an N-hydroxyalkylamide of an alpha,beta-ethylenically unsaturated carboxylic acid, is dispersed into an aqueous medium; and a process for production thereof.

REFERENCES:
patent: 4446258 (1984-05-01), Chu et al.
patent: 4446260 (1984-05-01), Woods et al.

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