Multilayer photographic material

Details Multilayer photographic material Multilayer photographic material

1974-09-13

1976-06-08

Whitby, Edward G.

Gas separation: apparatus

Electric field separation apparatus

Collecting electrode details

96 56, 96 67, 96 95, G03C 140

Patent

active

039619630

ABSTRACT:
A photographic material comprising a support having thereon a photosensitive silver halide emulsion layer containing a hydroquinone derivative which releases a development inhibitor or a development accelerator at development and including an absorbing colloid layer for adsorbing the development inhibitor or accelerator containing silver halide particles which are not substantially developed by development on the silver halide emulsion layer or between the silver halide emulsion layer and the support.

REFERENCES:
patent: 3379529 (1968-04-01), Porter et al.
patent: 3536487 (1970-10-01), Graham
patent: 3617291 (1971-11-01), Saudey
patent: 3622328 (1971-11-01), Pollet et al.
patent: 3756821 (1973-09-01), Hayashi et al.

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