Silver halide color photographic light-sensitive material and color photographic coupler
US5187057A · kind A · utility
4Cited by
1References
8Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Feb 24, 1992 |
| Grant date | Feb 16, 1993 |
| Priority date | — |
| Expiry date | Feb 24, 2012 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG03C7/3835
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
A silver halide color photographic material is disclosed. The material contains a coupler represented by a formula ##STR1## wherein R.sub.1, R.sub.2 and Y independently represent a hydrogen atom or substituent, X represents a hydrogen atom or an atom or group capable of splitting off upon reaction with the oxidation product of a color developing agent. The dye images formed with the coupler of the present invention are fast to heat, moisture and light.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.