Silver halide emulsion
US5654134A · kind A · utility
10Cited by
8References
14Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 19, 1996 |
| Grant date | Aug 5, 1997 |
| Priority date | — |
| Expiry date | Aug 19, 2016 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG03C2001/098
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
A silver halide emulsion is disclosed, which is subjected to chemical ripening using a labile tellurium sensitizer and/or a labile selenium sensitizer in the presence of at least one compound represented by formula (I), (II), (III) or (IV) described in the specification.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.