Superhigh contrast negative-type silver halide photographic mate

Details Superhigh contrast negative-type silver halide photographic mate Superhigh contrast negative-type silver halide photographic mate

1987-11-06

1989-07-25

Shah, PhD, Mukund J.

Radiation imagery chemistry: process, composition, or product th

Silver halide colloid tanning process, composition, or product

430267, 430268, 430449, 430949, G03C 524, G03C 106

Patent

active

048513210

ABSTRACT:
A superhigh contrast negative type silver halide photographic material comprising a support having provided thereon at least one silver halide emulsion layer, the emulsion layer or at least one other hydrophilic colloid layer containing at least one hydrazine derivative and at least one compound of formula (I):

REFERENCES:
patent: 3910795 (1975-10-01), Shiba et al.
patent: 4447522 (1984-05-01), Hirano et al.
patent: 4681836 (1987-07-01), Inoue et al.
patent: 4762769 (1988-08-01), Takahashi et al.

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