Silver halide emulsion containing tetrathiocino diisothiazoles a

Details Silver halide emulsion containing tetrathiocino diisothiazoles a Silver halide emulsion containing tetrathiocino diisothiazoles a

1979-01-31

1980-07-01

Brown, J. Travis

Radiation imagery chemistry: process, composition, or product th

Radiation sensitive product

Silver compound sensitizer containing

430448, 430600, G03C 134

Patent

active

042107164

ABSTRACT:
Compounds of the general formula: ##STR1## wherein X is cyano or ##STR2## Q is OR.sub.1 or --NR.sub.2 R.sub.3 ; R.sub.1 is hydrogen or alkyl of 1-4 carbon atoms, R.sub.2 is hydrogen or methyl, and R.sub.3 is hydrogen or alkyl of 1-4 carbon atoms, are incorporated into light sensitive silver halide emulsions to improve their sensitometric characteristics.

REFERENCES:
patent: 3656955 (1972-04-01), Ushimaru et al.
patent: 3857711 (1974-12-01), Ohi et al.
patent: 3859100 (1975-01-01), Kondo et al.
patent: 3926632 (1975-12-01), Hofman et al.
patent: 4054457 (1977-10-01), Bigelow
patent: 4066656 (1978-01-01), Vladuchick

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