Preparation of photosensitive silver halide materials with organ

Radiation imagery chemistry: process – composition – or product th – Radiation sensitive product – Silver compound sensitizer containing

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430567, G03C 1005

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active

052468259

ABSTRACT:
Photosensitive silver halide emulsions are prepared by providing an emulsion containing an anionic acid-substituted organic ripening agent and a salt of an element in Group IIA of the Periodic Table and then growing silver halide grains in the emulsion. This combination of an acid-substituted organic ripener and a salt of a Group IIA element produces a superadditive effect on the growth of silver halide crystals.

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