| 摘要 |
A water borne coating composition curable by Michael reaction comprising (A) a Michael acceptor, which is a compound or polymer containing at least two olefinic double bonds, and (B) a Michael donor, which is a compound or polymer containing at least two nucleophilic groups, wherein the Michael acceptor (A) contains doubly-activated olefinic double bonds and wherein the Michael donor (B) contains thiol groups. The coating compositions further comprise a proton acceptor and a proton donor.
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