Photographic stabilizers with 1-phenyl-3-pyrazolidinone moieties

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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Details

430204, 430234, 430249, 430440, 430445, 430483, 430489, 430566, 430611, 430614, G03C 554, G03C 134, G03C 142

Patent

active

051569400

ABSTRACT:
A new class of photographic stabilizers is prepared and their use in photographic materials is disclosed. These compounds are 1-phenyl-3-pyrazolidinone derivatives corresponding to following general formula: ##STR1## wherein: A represents a group capable of adsorbing at the surface of silver halides;

REFERENCES:
patent: 4845020 (1989-07-01), Itoh et al.

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