Patent ID: 6555596
Filing Date: 2003-04-29
Classification: C07C

Abstract:
A UV-curable powder coating composition comprising an allyl carbamate which is a solid at 25Â° C. and is a reaction product of(a) an isocyanate selected from the group consisting of hexamethylene diisocyanate (HDI), HDI biuret, HDI dimer, HDI trimer, HDI allophanate, isophorone diisocyanate (IPDI), IPDI trimer, IPDI allophanate, bis(isocyanatocyclohexyl)methane, and mixtures thereof; and (b) an allylic alcohol having the structure: in which R is hydrogen, a C1 to C10 alkyl group, or a C6 to C10 aryl or alkylaryl group; wherein the allyl carbamate has at least two allyl functional groups.