Silver halide color photographic material having reduced magenta color stain
US5298375A · kind A · utility
2Cited by
5References
19Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Nov 17, 1992 |
| Grant date | Mar 29, 1994 |
| Priority date | — |
| Expiry date | Nov 17, 2012 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG03C7/38
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
Disclosed is a silver halide color photographic material which contains a particular epoxy compound having slight solubility in water, an acylacetamide type yellow dye forming coupler the acyl group of which is a cycloalkane type and a pyrazolotriazole type magenta dye forming coupler which contains specified substituents and splitting-off group to produce color images of high keeping quality, especially to produce a yellow dye image with excellent hue and reduced discoloration upon long-range storage in the dark, and, what is more, to inhibit magenta color stain from generating in the yellow dye image.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.