Coating powder composition

Details Coating powder composition Coating powder composition

1990-02-13

1992-11-10

Dixon, Jr., William R.

Compositions: coating or plastic

Coating or plastic compositions

O-containing organic compound

10628723, 525438, 428413, C08L 6300

Patent

active

051620588

ABSTRACT:
The invention concerns a coating powder composition comprising (A) a carboxyl group containing polyester resin having a number average molecular weight of 1,000.about.20,000, an acid value of 10.about.100, a glass transition temperature of 35.degree.-120.degree. C. and an SP value of 9.8.about.11.5, and (B) glycidyl trimellitate, wherein the equivalent weight ratio of carboxyl the groups of said (A) to the glycidyl groups of said (B) is 1:2 to 2:1. The coating powder composition is specifically suitable for a high-temperature-short time baking and capable of resulting in a coating having excellent film properties including bending and processability and which coating is highly-crosslinked.

REFERENCES:
patent: 4087479 (1978-05-01), Toyota et al.
patent: 4147737 (1979-04-01), Sein et al.

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