Silver halide color photographic material

Details Silver halide color photographic material Silver halide color photographic material

1992-11-27

1995-01-03

Wright, Lee C.

Radiation imagery chemistry: process, composition, or product th

Radiation sensitive product

Identified radiation sensitive composition with color...

430552, 430553, 430558, G03C 738, G03C 734

Patent

active

053785967

ABSTRACT:
A silver halide color photographic material comprises a support having provided thereon at least one silver halide emulsion layer containing at least one pyrrolotriazole cyan coupler represented by the following Formula (I) or (II) and at least one phenol or 1-naphtol cyan coupler represented by the following Formulas (III), (IV), (V) and (VI): ##STR1## wherein Za and Zb each represents --C(R.sub.3).dbd. or --N.dbd.; R.sub.1 and R.sub.2 each independently represents an electron attractive group having a Hammett's substituent constant .sigma..sub.p of 0.2 or more and the sum of the .sigma..sub.p values of R.sub.1 and R.sub.2 is 0.65 or more; R.sub.3 represents a hydrogen atom or a substituent; X represents a hydrogen atom or a splitting-off group; ##STR2##

REFERENCES:
patent: 4857444 (1989-08-01), Hirose et al.
patent: 4883746 (1989-11-01), Shimada et al.
patent: 4910127 (1990-03-01), Sakaki et al.
patent: 5084375 (1992-01-01), Umemoto et al.
patent: 5091297 (1992-02-01), Fukunaga et al.
patent: 5270153 (1993-12-01), Suzuki et al.

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