Process for the production of a silver halide emulsion

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

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430607, 430609, 430621, 430614, 430634, 430631, 430638, G03C 1005

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054728380

ABSTRACT:
Silver halide emulsions with tabular grains showing increased aspect ratio are produced by adding to the precipitiation vessel a compound of the formula I: ##STR1## in which R.sub.1 means H or optionally substituted alkyl, aralkyl or cycloalkyl

REFERENCES:
patent: 4434226 (1984-02-01), Wilgus et al.
patent: 4439520 (1984-03-01), Kofron et al.
patent: 5215879 (1993-06-01), Suzuki et al.
Research Disclosure, Dec. 1989, Item 308119, Sections I and XVII, pp. 993-995 and 1009, Ananymous.

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