Precipitation of high chloride content silver halide emulsions
US6350567B1 · kind B1 · utility
1Cited by
15References
19Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Oct 7, 1999 |
| Grant date | Feb 26, 2002 |
| Priority date | — |
| Expiry date | Oct 7, 2019 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG03C1/34
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
A silver halide photographic element comprising a silver halide emulsion which is greater than 50 mole-% silver chloride, said emulsion containing an isothiazolone compound represented by the formula wherein R1 is a substituent; and Z contains the carbon atoms necessary to form a substituted or unsubstituted non-aromatic ring, wherein the isothiazolone compound was added before or during precipitation of the emulsion.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.