Title:
MICHAEL ADDITION CURABLE COMPOSITION, COATING COMPOSITION CONTAINING THE SAME, AND COATED ARTICLE
Document Type and Number:
WIPO Patent Application WO/2022/257689
Kind Code:
A1
Abstract:
The present application relates to a Michael Addition curable composition, coating composition containing the same and coated article made therefrom. In particular, the Michael Addition curable composition comprises at least one reactive donor capable of providing two or more nucleophilic carbanions; at least one reactive acceptor comprising two or more carbon-carbon double bonds; and at least one catalyst for catalyzing a Michael Addition crosslinking reaction between the at least one reactive donor and the at least one reactive acceptor, wherein the at least one reactive donor comprises at least one branched polyester comprising at least one polyester backbone and at least one -C (O) -CH 2-C (O) -moiety; wherein the at least one polyester backbone is derived from an alcohol component comprising at least one alcohol having at least three hydroxyl groups; and wherein the at least one branched polyester has a -C (O) -CH 2-C (O) -moiety equivalent of no more than 700g/mol.
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Inventors:
NIU SONG (CN)
FAN SHIGANG (CN)
GUAN XING (CN)
FAN SHIGANG (CN)
GUAN XING (CN)
Application Number:
PCT/CN2022/092149
Publication Date:
December 15, 2022
Filing Date:
May 11, 2022
Export Citation:
Assignee:
GUANGDONG HUARUN PAINTS CO LTD (CN)
International Classes:
C08G63/91; C08L67/00; C09D167/00
Domestic Patent References:
| WO2013050622A1 | 2013-04-11 |
Foreign References:
| EP0310011B1 | 1991-07-24 |
Attorney, Agent or Firm:
BEIJING EAST IP LTD. (CN)
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