Photographic products and processes employing novel nondiffusibl

Details Photographic products and processes employing novel nondiffusibl Photographic products and processes employing novel nondiffusibl

1981-08-24

1982-08-24

Schilling, Richard L.

Radiation imagery chemistry: process, composition, or product th

Imaged product

Nonsilver image

430519, 430562, 260146R, G03C 140, G03C 700, G03C 110, G03C 554

Patent

active

043461557

ABSTRACT:
Photographic elements, diffusion transfer assemblages and processes are described which employ a novel nondiffusible compound having a releasable 6-arylazo-3-pyridinol magenta dye moiety or precursor thereof having the formula: ##STR1## wherein: (a) R represents hydroxy or amino;

REFERENCES:
patent: 4193916 (1980-03-01), Back et al.
patent: 4195994 (1980-04-01), Chapman et al.

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