Radiation imagery chemistry: process – composition – or product th – Radiation sensitive product – Identified radiation sensitive composition with color...
Patent
1994-01-10
1994-11-29
Wright, Lee C.
Radiation imagery chemistry: process, composition, or product th
Radiation sensitive product
Identified radiation sensitive composition with color...
430543, G03C 738
Patent
active
053689984
ABSTRACT:
A silver halide color photographic light sensitive material comprising a magenta coupler of Formula is disclosed. ##STR1## In the formula R.sup.1, R.sup.2, R.sup.3, R.sup.4 and R.sup.5 each represent a hydrogen atom, an aliphatic group, aromatic group or heterocyclic group, wherein R.sup.1, R.sup.2, R.sup.3, R.sup.4 and R.sup.5 each are same or different, the aliphatic group and aromatic group each may have a substituent(s); R.sup.6 and R.sup.7 each represent a hydrogen atom or a substituent, wherein R.sup.6 and R.sup.7 each are same or different and may form a dioxane ring, and the dioxane ring may have a substituent (s); X is a hydrogen atom, or a group or atom which is released upon the reaction with the oxidation product of developing agent; Z.sub.1 is a non-metal group to form a 5-membered cycle in combination with a nitrogen atom; the cycle represented by X may have a sustituent(s).
REFERENCES:
patent: 4839264 (1989-06-01), Kida et al.
patent: 5118599 (1992-06-01), Law et al.
Daifuku Koji
Ishidai Hiroshi
Kaneko Yutaka
Kita Hiroshi
Bierman Jordan B.
Konica Corporation
Wright Lee C.
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