Silver halide photographic material

Radiation imagery chemistry: process – composition – or product th – Radiation sensitive product – Two or more radiation-sensitive layers containing other than...

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Details

430558, 430642, 430935, G03C 146

Patent

active

047627751

ABSTRACT:
A silver halide photographic material is disclosed, comprising a support having provided thereon at least one light-sensitive silver halide emulsion layer, wherein said emulsion layer or a layer adjacent thereto contains at least one pyrazoloazole coupler and substantially all photographic layers including the light-sensitive silver halide layer and the layer adjacent thereto each having been coated on the same surface of the support and then dried have a pH lower than a pKa of said coupler by 1.0 or more. The material exhibits improved color reproducibility, sensitivity and development stability.

REFERENCES:
patent: 4559297 (1985-12-01), Seto et al.
patent: 4585732 (1986-04-01), Kawagishi et al.

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