Silver halide emulsion

Details Silver halide emulsion Silver halide emulsion

1986-10-15

1989-08-01

Schilling, Richard L.

Radiation imagery chemistry: process, composition, or product th

Radiation sensitive product

Silver compound sensitizer containing

430599, 430603, G03C 110

Patent

active

048533238

ABSTRACT:
The present invention relates to a silver halide emulsion containing a thiocyanate and having a high sensitivity in particular to light of a low illuminance. According to the present invention, a silver halide emulsion is provided, wherein the IR absorbance at 2052 cm.sup.-1 due to thiocyanate ion contained in the silver halide grain of the emulsion is observed and a tricarboxylic acid or its salt is contained in the emulsion.

REFERENCES:
patent: 2380280 (1945-07-01), Weyerts
patent: 2448534 (1948-09-01), Lowe et al.
patent: 2666700 (1954-01-01), Baldsieten
patent: 3320069 (1967-05-01), Illingsworth
patent: 3772031 (1973-11-01), Berry et al.
patent: 4111697 (1978-09-01), Pollet et al.

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