Radiation imagery chemistry: process – composition – or product th – Radiation sensitive product – Two or more radiation-sensitive layers containing other than...
Patent
1986-10-17
1988-02-16
Shah, Mukund J.
Radiation imagery chemistry: process, composition, or product th
Radiation sensitive product
Two or more radiation-sensitive layers containing other than...
430381, 430384, 430385, 430504, 430544, 430548, 430552, 430553, 430957, G03C 108, G03C 726, G03C 732
Patent
active
047255307
ABSTRACT:
A silver halide color photographic material comprising a support and at least one red-sensitive emulsion layer, at least one green-sensitive emulsion layer and at least one blue-sensitive emulsion layer on the support, which contains at least one cyan dye forming coupler represented by the general formula (I) and at least one cyan dye forming coupler represented by the general formula (II): ##STR1## wherein R.sub.1 represents --CONR.sub.5 R.sub.6, --NHCORhd 5, --NHCOOR.sub.7, --NHSO.sub.2 R.sub.7, --NHCONR.sub.5 R.sub.6 or --NHSO.sub.2 NR.sub.5 R.sub.6, R.sub.2 represents a group which can be substituted in the naphthol ring, m represents 0 or an integer of 1 to 3, R.sub.3 represents a monovalent group, R.sub.4 represents an aromatic group, and X and Y each represents a hydrogen atom or a group capable of leaving through a coupling reaction with an oxidized product of aromatic primary amine developing agent; R.sub.5 and R.sub.6 may be the same or different and each represents a hydrogen atom, an aliphatic group, an aromatic group or a heterocyclic group, and R.sub.7 represents an aliphatic group, an aromatic group or a heterocyclic group.
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Kobayashi Hidetoshi
Nishikawa Toshihiro
Fuji Photo Film Co. , Ltd.
Shah Mukund J.
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