Liquid arylbenzoyl benzoic acid ester derivatives for energy curable compositions
US9938231B2 · kind B2 · utility
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Key dates
| Filing date | Apr 17, 2015 |
| Grant date | Apr 10, 2018 |
| Priority date | — |
| Expiry date | Apr 17, 2035 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC09D11/101
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
4-Arylbenzoyl benzoic acid esters, such as the ethylhexyl esters and amyl esters of 4-phenylbenzoyl benzoic acid, are described, which are liquid and show excellent solubility in acrylic or methacrylic monomers. Compounds of Formula 1, wherein R1, R2, and A are as defined herein, are disclosed. They are suitable as components for radical photoinitiator systems for UV-curable compositions.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.