Silver halide photographic material containing a silica containi

Details Silver halide photographic material containing a silica containi Silver halide photographic material containing a silica containi

1987-05-28

1988-10-11

Brammer, Jack P.

Radiation imagery chemistry: process, composition, or product th

Silver halide colloid tanning process, composition, or product

430523, 430537, 430599, 430950, 430961, G03C 106, G03C 176

Patent

active

047771135

ABSTRACT:
A negative silver halide photographic material comprising a support having provided thereon at least one light-sensitive silver halide emulsion layer and further provided on the light-sensitive halide layer at least two light-insensitive hydrophilic colloidal layers, the uppermost layer of the light-insensitive hydrophilic colloidal layers containing colloidal silica and the emulsion layer or other hydrophilic colloidal layer containing a hydrazine derivative. The material exhibits super-high contrast and is less susceptible to scratch fog.

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