Photographic element containing improved coupler set

Details Photographic element containing improved coupler set Photographic element containing improved coupler set

1996-08-20

1999-03-30

Letscher, Geraldine

Radiation imagery chemistry: process, composition, or product th

Radiation sensitive product

Identified radiation sensitive composition with color...

430502, 430503, 430543, 430552, 430553, 430557, 430558, 430505, G03C 108, G03C 726, G03C 732

Patent

active

058887164

ABSTRACT:
The invention provides a photographic element comprising a red light sensitive silver halide emulsion layer having associated therewith a cyan dye forming coupler having Formula (I) and a green light sensitive silver halide emulsion layer having associated therewith a magenta dye forming coupler having formula IIA or IIB: ##STR1## wherein the substituents are as defined herein.

REFERENCES:
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patent: 4849328 (1989-07-01), Hoke et al.
patent: 4968594 (1990-11-01), Shimazaki et al.
patent: 5008180 (1991-04-01), Merkel et al.
patent: 5021555 (1991-06-01), Szajewski et al.
patent: 5045442 (1991-09-01), Hoke
patent: 5183729 (1993-02-01), Naito et al.
patent: 5429915 (1995-07-01), Shibahara et al.
patent: 5597679 (1997-01-01), Yoshioka

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