Title:
MICHAEL ADDITION CURABLE COMPOSITION, COATING COMPOSITION CONTAINING THE SAME, AND COATED ARTICLE MADE THEREFROM
Document Type and Number:
WIPO Patent Application WO/2022/063031
Kind Code:
A1
Abstract:
The present disclosure 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 A) at least one reactive donor capable of providing two or more nucleophilic carbanions; B) at least one reactive acceptor comprising two or more carbon-carbon double bonds; C) at least one catalyst for catalyzing the Michael Addition crosslinking reaction between the reactive donor and the reactive acceptor; and D) at least one hardness improver, wherein the at least one reactive donor has a backbone based on an epoxy resin; and wherein the at least one hardness modifier is one or more selected from silica and urea formaldehyde resin, and the at least one hardness modifier has a particle size in micrometers and the at least one hardness modifier has a pH value of 6.5 or higher.
Inventors:
CHEN HONGBIN (CN)
NIU SONG (CN)
NIU SONG (CN)
Application Number:
PCT/CN2021/118794
Publication Date:
March 31, 2022
Filing Date:
September 16, 2021
Export Citation:
Assignee:
GUANGDONG HUARUN PAINTS CO LTD (CN)
International Classes:
C08F283/10; C08G59/14; C09D4/00; C09D163/00
Domestic Patent References:
| WO2019217384A1 | 2019-11-14 |
Foreign References:
| CN110105799A | 2019-08-09 | |||
| US20160096142A1 | 2016-04-07 |
Attorney, Agent or Firm:
BEIJING EAST IP LTD. (CN)
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