Tabularly banded emulsions with high bromide central grain porti

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

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G03C 1035

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active

055124275

ABSTRACT:
Radiation-sensitive emulsions are disclosed in which tabular grains of a face centered cubic crystal lattice structure having parallel {111} major faces and an average aspect ratio of at least 5 are comprised of a central region containing greater than 50 mole percent bromide and a tabular band containing at least 60 mole percent chloride and extending laterally outwardly from the central region to form at least 2 percent of the {111} major faces.

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