Azo dye compounds and photographic materials

Radiation imagery chemistry: process – composition – or product th – Transfer procedure between image and image layer – image... – Diffusion transfer process – element – or identified image...

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430562, G03C 110, G03C 140

Patent

active

042686067

ABSTRACT:
Novel azo dye-providing compounds and photographic elements containing such compounds are described. The present compounds contain a carrier moiety which, as a function of oxidation under alkaline conditions, provides a substance having a mobility different than that of the starting compound.

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Fleckenstein et al., Trial Voluntary Protest Publication B 351,673, 1/1975.
Hanson, "A Fundamentally New Imaging Technology for Instant Photography", Photogr. Sci. & Engrg., vol. 20, No. 4, Jul./Aug. 1976.

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