Photographic emulsions, elements and processes utilizing release

Radiation imagery chemistry: process – composition – or product th – Color imaging process – Using identified radiation sensitive composition in the...

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430362, 430385, 430387, 430389, 430390, 430544, 430548, 430553, 430555, 430557, 430558, 430559, 430957, 430958, G03C 700, G03C 140

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active

042489628

ABSTRACT:
Photographic couplers which release a photographically useful group by an intramolecular nucleophilic displacement reaction can be used in photographic emulsions, elements and processes to provide a photographically useful group in a controlled manner.

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