Photographic element for color diffusion transfer process contai

Details Photographic element for color diffusion transfer process contai Photographic element for color diffusion transfer process contai

1984-04-09

1985-08-06

Schilling, Richard L.

Radiation imagery chemistry: process, composition, or product th

Transfer procedure between image and image layer, image...

Diffusion transfer process, element, or identified image...

430485, G03C 140, G03C 5154

Patent

active

045336229

ABSTRACT:
A photographic element for a color diffusion transfer process comprising a support having thereon at least one silver halide emulsion layer and associated therewith a non-diffusible redox compound capable of releasing a diffusible dye or a precursor thereof as the result of treatment with an alkaline processing solution in the presence of a silver halide developing agent after exposure to light, the alkaline processing solution containing a compound represented by the following general formula (I): ##STR1## wherein R represents an alkyl group, an alkoxy group, an aromatic group or an alkylthio group, and each of these groups has 12 or less carbon atoms; and M represents a cation.

REFERENCES:
patent: 3227552 (1966-01-01), Whitmore
patent: 4429031 (1984-01-01), Tsubota et al.
"Photographic Processes and Products", Research Disclosure, No. 15162, 11/1976, pp. 76-87.

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