Photosensitive materials and compositions containing ionic dye compounds as initiators and thiols as autooxidizers
US4937159A · kind A · utility
21Cited by
34References
24Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 7, 1988 |
| Grant date | Jun 26, 1990 |
| Priority date | — |
| Expiry date | Dec 7, 2008 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S430/117
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
A photohardenable composition comprising a free radical addition polymerizable or crosslinkable compound and an ionic dye-counter ion compound, said compound being capable of absorbing actinic radiation and producing free radicals which initiate free radical polymerization or crosslinking of said compound; and photosensitive materials incorporating the same.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.