Silver halide material containing photographic magenta coupler

Details Silver halide material containing photographic magenta coupler Silver halide material containing photographic magenta coupler

1978-02-27

1980-09-02

Brown, Travis

Radiation imagery chemistry: process, composition, or product th

Color imaging process

Using identified radiation sensitive composition in the...

430376, 430380, 430381, 430448, 430505, 430508, 430558, G03C 700, G03C 140

Patent

active

042204704

ABSTRACT:
A photographic two-equivalent magenta coupler represented by the following general formula (I): ##STR1## wherein (A) represents a residue of a magenta color image-forming coupler in which one of the hydrogen atoms in the coupling position is eliminated; Q represents an oxygen atom or NH group; and B represents the non-metallic atoms necessary to form a 5-membered or a 6-membered ring containing the nitrogen atom and the ##STR2## group. Color photographic light-sensitive materials containing the two-equivalent magenta coupler are also described.

REFERENCES:
patent: 3900483 (1975-08-01), Fujimatsu et al.
patent: 3926634 (1975-12-01), Sugizaki et al.

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