Silver halide photographic materials

Details Silver halide photographic materials Silver halide photographic materials

1989-04-14

1990-03-27

Le, Hoa Van

Radiation imagery chemistry: process, composition, or product th

Silver halide colloid tanning process, composition, or product

430567, 430569, 430598, 430606, 430607, 430615, G03C 106

Patent

active

049120174

ABSTRACT:
An ultra-high contrast silver halide photographic material which is suitable for daylight use and which has at least one silver halide emission layer on a support, wherein the emulsion layer contains cubic silver halide grains having a mean grain size of 0.15 .mu.m or less and containing silver chloride in an amount of 99 mol % or more. The material can contain a rhodium salt or an organic desensitizer for lowering the sensitivity while maintaining the high contrast photographic property thereof.

REFERENCES:
patent: 4469783 (1984-09-01), Kuwabara et al.
patent: 4564591 (1986-01-01), Tanaka et al.
patent: 4659647 (1987-04-01), Vacca et al.
patent: 4724200 (1988-02-01), Maskasky

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