Silver halide color photographic material containing cyan dye-forming coupler
US5143824A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Apr 25, 1991 |
| Grant date | Sep 1, 1992 |
| Priority date | — |
| Expiry date | Apr 25, 2011 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG03C7/3815
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
A silver halide color photographic material comprising a support at least one photosensitive silver halide emulsion layer formed on said support, wherein said at least one photosensitive silver halide emulsion layer contains at least one cyan dye-forming coupler selected from the group consisting of compounds represented by the following general formula (I): ##STR1## wherein R.sup.1 represents an electron-donating group; R.sup.2 represents a hydrogen atom, a substituted or unsubstituted aliphatic group, a substituted or unsubstituted aromatic group or a substituted or unsubstituted heterocyclic group; R.sup.3 represents a substituent group; and n represents an integer of 0 to 2.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.