Diffusion transfer film unit with protective layer of water solu

Details Diffusion transfer film unit with protective layer of water solu Diffusion transfer film unit with protective layer of water solu

1982-06-28

1983-05-10

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...

430227, 430231, 430244, 430245, 430262, G03C 554, G03C 148, G03C 700

Patent

active

043830226

ABSTRACT:
A silver diffusion transfer film unit which comprises, in order, a support carrying a silver precipitating layer, a protective layer comprising chitosan having a copper salt and gelatin disposed therein, a release layer and a photosensitive silver halide layer. In a particularly preferred embodiment, the film unit is an additive color diffusion transfer film unit.

REFERENCES:
patent: 3674482 (1972-07-01), Hablerlin
patent: 4056392 (1977-11-01), Scott

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