Novel radiation sensitive compounds and radiation sensitive compositions containing the same
US4233443A · kind A · utility
9Cited by
4References
8Claims
0Family size
Assignee
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Key dates
| Filing date | Mar 26, 1979 |
| Grant date | Nov 11, 1980 |
| Priority date | — |
| Expiry date | Mar 26, 1999 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG03G5/067
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
Pyrylium, thiapyrylium and selenapyrylium salts and derivatives thereof having a trimethine linkage containing an aryl substituent attached to at least one carbon atom of the trimethine linkage are disclosed. Radiation sensitive compositions, e.g., photoconductive compositions, containing such materials are also disclosed.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.