Silver halide emulsion containing yellow-dye-forming coupler

Details Silver halide emulsion containing yellow-dye-forming coupler Silver halide emulsion containing yellow-dye-forming coupler

1981-03-20

1982-04-20

Brown, J. Travis

Radiation imagery chemistry: process, composition, or product th

Radiation sensitive product

Identified radiation sensitive composition with color...

430558, G03C 140

Patent

active

043260241

ABSTRACT:
A silver halide color photosensitive material containing a yellow-dye-forming coupler having the formula (I): ##STR1## wherein R.sub.1, R.sub.2 and R.sub.3 each independently represents a hydrogen, a halogen, an alkyl group, an alkoxy group, an aryloxy group, an alkoxycarbonyl group, an aryl group, a heterocyclic group or a carboxyl group; R.sub.4 represents an aryl group or a tertiary alkyl group; R.sub.5 and R.sub.6 each independently represents a hydrogen, a halogen or an alkoxy group; and R.sub.7 represents a substituted or unsubstituted alkyl group.

REFERENCES:
patent: 4046575 (1977-09-01), Boie et al.
patent: 4049458 (1977-09-01), Boie et al.
patent: 4182630 (1980-01-01), Quaglia

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