Radiation imagery chemistry: process – composition – or product th – Radiation sensitive product – Identified radiation sensitive composition with color...
Patent
1985-10-08
1987-06-23
Kittle, John E.
Radiation imagery chemistry: process, composition, or product th
Radiation sensitive product
Identified radiation sensitive composition with color...
430543, 430549, G03C 738, G03C 726, G03C 108
Patent
active
046752803
ABSTRACT:
A silver halide color photographic material that has at least one silver halide emulsion layer on a support is disclosed. Said silver halide emulsion layer contains at least one magenta coupler having the following formula: ##STR1## wherein R.sub.1 is a tertiary alkyl group; R.sub.2 is a primary alkyl group; and X is a halogen atom.
REFERENCES:
patent: 3725067 (1973-04-01), Bailey et al.
patent: 4562146 (1985-12-01), Masuda et al.
Kadokura Kenji
Kaneko Yutaka
Katoh Katsunori
Kawakatsu Satoshi
Kimura Toshihiko
Kittle John E.
Konishiroku Photo Industry Co,., Ltd.
Sham Mukund J.
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