Spectrally sensitized photosensitive silver halide emulsion

Details Spectrally sensitized photosensitive silver halide emulsion Spectrally sensitized photosensitive silver halide emulsion

1981-05-26

1983-06-07

Downey, Mary F.

Radiation imagery chemistry: process, composition, or product th

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

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

430574, 430588, 542473, G03C 118, G03C 119, G03C 114

Patent

active

043871550

ABSTRACT:
Photosensitive silver halide emulsions containing a green-sensitive dye of the formula ##STR1## wherein R is hydrogen or chlorine. The invention is also directed to the novel sensitizing dyes.

REFERENCES:
patent: 2233509 (1941-03-01), Brooker et al.
patent: 3955996 (1976-05-01), Hinata et al.
patent: 3967967 (1976-07-01), Hinata et al.
patent: 4110116 (1978-08-01), Beretta et al.
patent: 4179296 (1979-12-01), Sato et al.
Kiprianov et al, "Cyanine Dyes Containing Fluorine," J. Gen. Chem. USSR, 20, 2111; Eng. trans. 2187 (1950).

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