Photographic material with a temporary barrier layer comprising

Details Photographic material with a temporary barrier layer comprising Photographic material with a temporary barrier layer comprising

1983-08-26

1985-03-12

Brammer, Jack P.

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, 430536, 430537, 430237, B31F 700, G03C 700

Patent

active

045045690

ABSTRACT:
A polymer comprising polymerized N-alkyl substituted acrylamide and a polymerized crosslinking monomer wherein the polymer has a solubility parameter from about 13 to 16 at 25.degree. C., is useful as a temporary barrier layer between reactants in photographic products. The barrier layer is particularly useful as a process timing layer in color image transfer film units.

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patent: 4356249 (1982-10-01), Abel et al.

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