Photoiniators having triarylsulfonium and arylsulfinate ions
US7297724B2 · kind B2 · utility
1Cited by
79References
20Claims
0Family size
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Inventor
Key dates
| Filing date | Jan 31, 2006 |
| Grant date | Nov 20, 2007 |
| Priority date | — |
| Expiry date | Jan 31, 2026 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG03F7/029
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
Compositions are provided that include a photoinitiator system for free radical polymerization reactions. More specifically, the photoinitiator includes an arylsulfinate ion and a triarylsulfonium ion. Polymerization methods are also provided those include the photoinitiator in a photopolymerizable composition. Additionally, triarylsulfonium arylsulfinate salts are disclosed.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.