Diffusion control layers in diffusion transfer photographic prod

Details Diffusion control layers in diffusion transfer photographic prod Diffusion control layers in diffusion transfer photographic prod

1982-12-29

1984-07-24

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, 430505, 430536, G03C 554, G03C 700, G03C 140, G03C 720

Patent

active

044618247

ABSTRACT:
Polymers comprising recurring units having cyclic .beta.-elimination moieties capable of undergoing .beta.-elimination in an alkaline environment and are disclosed for use in diffusion control layers in diffusion transfer photographic products.

REFERENCES:
patent: 4288523 (1981-09-01), Taylor
patent: 4297431 (1981-10-01), Sullivan
patent: 4323644 (1982-04-01), Nakamura et al.
patent: 4391895 (1983-07-01), Schwarzel et al.

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