Photographic processing solution containing ternary ferric-complex salts
US5670305A · kind A · utility
4Cited by
11References
21Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 22, 1996 |
| Grant date | Sep 23, 1997 |
| Priority date | — |
| Expiry date | Mar 22, 2016 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG03C7/42
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
A composition for bleach-fixing a silver halide photographic element comprising a fixing agent and a ternary ferric-complex salt formed by a tetradentate ligand and a tridentate ligand and a method of bleach-fixing using said composition.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.