Water-borne base coating composition for automobiles

Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Processes of preparing a desired or intentional composition...

Reexamination Certificate

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Details

C524S430000, C524S449000, C524S839000

Reexamination Certificate

active

07034066

ABSTRACT:
A water-borne base coating composition for automobiles which can give a coating film excellent in luster and in coloration comprises an emulsion resin obtained by emulsion polymerization of an α,β-ethylenically unsaturated monomer mixture having an acid value of 3 to 50 and comprising at least 65% by mass of a (meth)acrylate ester whose ester moiety contains one or two carbon atoms, a coloring component comprising an optically coherent flaky pigment, and an acrylic polymer compound having a weight average molecular weight of 400,000 to 1,500,000 and represented by the general formula (1):

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patent: 99/06450 (1999-02-01), None

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