Direct positive silver halide photographic emulsion

Details Direct positive silver halide photographic emulsion Direct positive silver halide photographic emulsion

1983-08-30

1985-11-12

Schilling, Richard L.

Radiation imagery chemistry: process, composition, or product th

Transfer procedure between image and image layer, image...

Diffusion transfer process, element, or identified image...

430547, 430560, 430566, 430577, 430598, G03C 140, G03C 554, G03C 116, G03C 128

Patent

active

045528284

ABSTRACT:
A direct positive silver halide photographic emulsion which is able to provide a high maximum density and a low minimum density and having a high developing progress. The emulsion contains at least one of the sensitizing dyes represented by following general formula I and at least one of the compounds represented by general formula II:

REFERENCES:
patent: 2430558 (1947-11-01), Carroll et al.
patent: 2977229 (1961-03-01), Jones
patent: 4173483 (1979-11-01), Habu et al.
patent: 4276364 (1981-06-01), Leone

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