Post sensitization use of iodide in silver chloride emulsion sen

Details Post sensitization use of iodide in silver chloride emulsion sen Post sensitization use of iodide in silver chloride emulsion sen

1999-01-19

2000-07-04

McPherson, John A.

Radiation imagery chemistry: process, composition, or product th

Radiation sensitive product

Silver compound sensitizer containing

G03C 1035

Patent

active

060836792

ABSTRACT:
The invention relates to a method of forming an emulsion comprising providing a silver chloride emulsion, said emulsion comprising silver chloride grains having a grain volume of 0.001 .mu.m.sup.3 to 2.2 .mu.m.sup.3, adding chemical and spectral sensitizing materials, heating said emulsion to sensitize said grains, cooling said emulsion, and then bringing said emulsion into contact with iodide and bromide.

REFERENCES:
patent: 4536473 (1985-08-01), Mihara
patent: 4791053 (1988-12-01), Ogawa
patent: 5240827 (1993-08-01), Lewis
patent: 5496689 (1996-03-01), Ogawa
patent: 5523200 (1996-06-01), Hahm et al.
patent: 5691119 (1997-11-01), Mydlarz et al.
Research Disclosure 38957, Sep. 1996, p. 591-639.
Derwent, 1992, Japanese Abstract (JP 4056847).
Derwent, 1990, Japanese Abstract (JP 2068540).

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