Impact resistant primer

Details Impact resistant primer Impact resistant primer

1995-02-14

1997-10-07

Mullis, Jeffrey C.

Coating processes

Solid particles or fibers applied

Applying superposed diverse coatings or coating a coated base

427405, 427409, 428457, 428460, B05D 136, C09D12300

Patent

active

056745605

ABSTRACT:
A method of forming a coating film, involving the steps of: (i) forming an electrodeposition coat on a substrate; (ii) forming thereon an impact resistant primer coat formed of (A) a polyolefin resin grafted with an acid component and (B) a butylated melamine resin, wherein the weight ratio (A/B) of the polyolefin resin to the melamine resin is 90 to 50 parts by weight of the polyolefin resin:10 to 50 parts by weight of the melamine resin; (iii) forming an intermediate coat thereon; and (iv) forming a top coat thereon. A laminated coating film may be obtained by the method disclosed.

REFERENCES:
patent: 4755434 (1988-07-01), Fujii et al.
patent: 4755435 (1988-07-01), Fujii et al.
patent: 4756975 (1988-07-01), Fujii et al.
patent: 4758645 (1988-07-01), Miyazono et al.
patent: 4789566 (1988-12-01), Tatsuno et al.
patent: 4977207 (1990-12-01), Hoefer et al.
patent: 5089569 (1992-02-01), Yamamoto et al.

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