Integral diffusion transfer photographic film unit

Details Integral diffusion transfer photographic film unit Integral diffusion transfer photographic film unit

1980-05-30

1981-09-29

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...

430215, 430216, 430497, G03C 140, G03C 176, G03C 148

Patent

active

042923905

ABSTRACT:
Integral diffusion transfer photographic film unit is described, comprising at least two support layers, at least one of which is transparent, having laminated therebetween at least one silver halide emulsion layer in association with a dye-image-providing material and an image-receiving layer, and a processing composition to be distributed between the two support layers, wherein at least one marginal portion of the integral film unit is masked by a masking material having formed on at least one surface thereof a pressure-sensitive or heat-sensitive adhesive layer containing an acid or an acid-releasing material.

REFERENCES:
patent: 3256090 (1966-06-01), Booth
patent: 3761268 (1973-09-01), Land et al.
patent: 3761269 (1973-09-01), Campbell

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