Silver halide color photographic material

Details Silver halide color photographic material Silver halide color photographic material

1988-12-14

1993-02-16

Schilling, Richard L.

Radiation imagery chemistry: process, composition, or product th

Radiation sensitive product

Identified radiation sensitive composition with color...

430557, G03C 736

Patent

active

051870550

ABSTRACT:
A silver halide color photographic material having at least one silver halide emulsion layer on a support, said photographic material containing at least one coupler represented by the following general formula (I) in a constituent layer, ##STR1## wherein R.sub.1 and R.sub.2, which may be the same or different, each represents an alkyl, alkoxy, alkylthio, alkylsulfonyl, alkoxycarbonyl, alkoxysulfonyl, aryl, aryloxy, arylthio, arylsulfonyl and aryloxycarbonyl group; R.sub.3 and R.sub.4, which may be the same or different, each represents a group by which benzene can be substituted; Z represents nonmetal atoms necessary to form a 5- to 7-membered single or condensed hetero ring together with the nitrogen atom; and m and n each represents an integer of from 0 to 4, and when they are each a plural number, a plural R.sub.3 or a plural R.sub.4 may be the same or different.

REFERENCES:
patent: 2186735 (1940-01-01), Schneider et al.
patent: 4095984 (1978-06-01), Seuyoshi et al.
patent: 4149886 (1979-04-01), Tanaka et al.
patent: 4447563 (1984-10-01), Ichijima et al.
patent: 4897341 (1990-01-01), Odenwalder et al.

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