Patent ID: 9260626
Filing Date: 2016-02-16
CPC Classification: B01J,C08G,C08J,C08K,C09D

Claim Text:
1. An RMA crosslinkable composition for making thick coating layers comprising at least one crosslinkable component comprising reactive components A and B each comprising at least 2 reactive groups wherein the at least 2 reactive groups of component A are RMA donor group being C—H acidic protons in activated methylene or methine groups, and the at least 2 reactive groups of component B are RMA acceptor group being activated C═C unsaturated groups, to achieve crosslinking by Real Michael Addition reaction, said composition further comprising a base catalyst C, an X—H group containing component D, of a nature different from A, that is also a Michael addition donor reactable with component B under the action of base catalyst C, wherein X is C, N, P, O or S; wherein component D comprises one or more components D(1) comprising C—H acidic protons, X is C, in activated methylene, methyl, or methine groups, and one or more components D(2) different from component D(1).