Polyfunctional polycarbonate polyol

C - Chemistry – Metallurgy – 09 – D

Patent

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C09D 169/00 (2006.01) C09D 161/28 (2006.01)

Patent

CA 2092225

28 ABSTRACT OF THE DISCLOSURE Disclosed is a coating composition comprising: (1) a polycarbonate polyol having an average molecular weight of 400-10,000 and a hydroxyl value of 50- 350, and (2) a melamine resin curing agent, wherein polyhydric alcohols constituting said polycarbonate polyol comprises at least 10 mol % of branched diols, at least 10 mol% of tri- or higher-hydric alcohols and the balance of the other polyhydric alcohols, and a ratio of component (1) / component (2) is within the range of 90/10-50/50 based on solid weight.

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