Ternary photoinitiator system for addition polymerization
US5545676A · kind A · utility
283Cited by
38References
35Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 28, 1994 |
| Grant date | Aug 13, 1996 |
| Priority date | — |
| Expiry date | Dec 28, 2014 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S430/12
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
Photocurable addition-polymerizable compositions containing a free-radically-polymerizable monomer and a photoinitiator system containing i) an arylidonium salt, ii) a sensitizing compound, and iii) an electron donor having an oxidation potential that is greater than zero and less than or equal to that of p-dimethyoxybenzene (1.32 volts vs. S.C.E.). The compositions cure rapidly and deeply under ultraviolet or visible light.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.