Coatings containing polyester macromers containing 1,1-dicarbonyl-substituted 1 alkenes
US10150886B2 · kind B2 · utility
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178References
20Claims
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Key dates
| Filing date | Jun 29, 2017 |
| Grant date | Dec 11, 2018 |
| Priority date | — |
| Expiry date | Jun 29, 2037 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC12P7/625
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
Compositions comprising a) one or more polyester macromers containing one or more chains of the residue of one or more diols and one or more diesters wherein the residue of the one or more diols and the one or more diesters alternate along the chain and a portion of the diesters are 1,1-diester-1-alkenes and at least one terminal end comprises the residue of one of the 1,1-diester-1 alkenes and wherein one or more terminal ends may comprise the residue of one or more diols; and b) one or more polymers having pendant Michael Addition donor groups. Disclosed are coating prepared from these compositions.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.