Coating composition
AssigneeKansai Paint Co., Ltd.
InventorsYasuhiro Tomizaki, Akira Kasari
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Abstract
The present invention provides a coating composition which is excellent in a curing property (particularly a low temperature curing property) of a coating film and which forms a coating film having excellent chipping resistance and adhesive property, and it comprises a hydroxyl group-containing resin (A), a cross-linking agent (B) and a phosphoric acid group-containing vinyl resin (C).
Claims12
A coating composition comprising a hydroxyl group-containing resin (A), a cross-linking agent (B) and a phosphoric acid group-containing vinyl resin (C), said hydroxyl group-containing resin (A) being a hydroxyl group-containing acryl resin having a number average molecular weight falling in a range of 2000 to 50000, a hydroxyl group value falling in a range of 10 to 200 mg KOH/g and an acid value falling in a range of 80 mg KOH/g or less, or a hydroxyl group-containing polyester resin having a number average molecular weight falling in a range of 3000 to 20000, a hydroxyl group value falling in a range of 30 to 150 mg KOH/g and an acid value falling in a range of 80 mg KOH/g or less.
Dependencies are inferred from the claim text.