Process for preparing silver halide photographic emulsions

Details Process for preparing silver halide photographic emulsions Process for preparing silver halide photographic emulsions

1980-05-19

1981-09-08

Brown, J. Travis

Radiation imagery chemistry: process, composition, or product th

Radiation sensitive product

Silver compound sensitizer containing

430264, 430600, 430603, 430605, 430608, 430949, 430963, G03C 102, G03C 128

Patent

active

042885353

ABSTRACT:
A process for preparing silver halide emulsions having high sensitivity and contrast by adding water-soluble iridium compounds during precipitation or physical ripening and adding water-soluble iodide compounds and sulfer sensitizers during chemical ripening.

REFERENCES:
patent: 2448060 (1948-08-01), Smith et al.
patent: 2717833 (1955-09-01), Wark
patent: 3384490 (1968-05-01), Rees
patent: 3901711 (1975-08-01), Iwaosa et al.
patent: 3979213 (1976-09-01), Gilman et al.

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