Radiation imagery chemistry: process – composition – or product th – Radiation sensitive product – Identified radiation sensitive composition with color...
Patent
1979-10-29
1981-04-28
Brown, J. Travis
Radiation imagery chemistry: process, composition, or product th
Radiation sensitive product
Identified radiation sensitive composition with color...
430351, 430557, 430558, 430611, 430614, 430963, G03C 140
Patent
active
042647215
ABSTRACT:
A color photographic material comprising, on a support, a silver halide emulsion layer which contains a 2-equivalent .alpha.-acylacetamide yellow coupler carrying a nitrogen-containing heterocyclic coupling off group, joined to a nitrogen atom, as being releasable upon the reaction with an oxidation product of a color developing agent and a compound of the following formula (I) or its tautomer: ##STR1## wherein X and Y are as herein defined, is described.
REFERENCES:
patent: 3645738 (1972-02-01), Willems et al.
patent: 3718468 (1973-02-01), Berthold et al.
patent: 3901709 (1975-08-01), Ebato et al.
patent: 4021248 (1977-05-01), Shiba et al.
Mogaki Katsuo
Nakamura Shin-ichi
Shimano Shinji
Tokitou Kouji
Wada Tsuneo
Brown J. Travis
Konishiroku Photo Industry Co,., Ltd.
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