Silver halide photographic emulsions sensitized in the presence

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

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430607, 430608, 430611, G03C 134

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active

052197212

ABSTRACT:
This invention provides a method of preparing a silver halide photographic emulsion which comprises adding to the silver halide emulsion before or during sensitization a non-labile chalcogen compound represented by Formula I:

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