Silver halide emulsion containing an alkenyl benzothiazolium sal

Details Silver halide emulsion containing an alkenyl benzothiazolium sal Silver halide emulsion containing an alkenyl benzothiazolium sal

1974-12-23

1976-05-04

Louie, Jr., Won H.

Gas separation: apparatus

Electric field separation apparatus

Collecting electrode details

96107, 96120, 96109, 260304R, G03C 134

Patent

active

039544788

ABSTRACT:
A silver halide light-sensitive material which comprises a light-sensitive silver halide emulsion containing a compound represented by the following formula (I): ##SPC1##
wherein R.sub.1, R.sub.2, R.sub.3, R.sub.4 and R.sub.5 each represents a hydrogen atom or a lower alkyl group; and R.sub.6 and R.sub.7 each represents a hydrogen atom, a lower alkyl group or a lower alkoxy group or can combine to form a condensed ring, and X.sup.- represents an anion.

REFERENCES:
patent: 2131038 (1938-09-01), Brooker et al.
patent: 3326681 (1967-06-01), Walworth
patent: 3881939 (1975-05-01), Noda

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