Color photographic processing method
US4155763A · kind A · utility
18Cited by
5References
12Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 7, 1977 |
| Grant date | May 22, 1979 |
| Priority date | — |
| Expiry date | Sep 7, 1997 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG03C7/413
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
A method for processing a silver halide color photographic light-sensitive material which comprises developing an image-wise exposed silver halide color light-sensitive material in the presence of (a) an aromatic primary amine color developing agent, (b) hydroxylamine or a hydroxylamine derivative, and (c) a 1-aryl-3-pyrazolidone derivative containing two substituent groups at the 4-position thereof.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.