Diffusion transfer photographic film units

Details Diffusion transfer photographic film units Diffusion transfer photographic film units

1989-02-03

1990-10-30

Michl, Paul R.

Radiation imagery chemistry: process, composition, or product th

Stripping process or element

Element

430207, 430260, 430261, 430263, G03C 140, G03C 554

Patent

active

049668269

ABSTRACT:
A peel-apart type diffusion transfer unit comprising at least an image receiving layer and a peeling layer on a support wherein the peeling layer essentially consists of (A) a layer containing a copolymer which contains repeating units (monomer units) derived from an ethylenic unsaturated carboxylic acid or a salt thereof, and (B) a layer which contains a cellulose ester.

REFERENCES:
patent: 4629677 (1986-12-01), Katoh
patent: 4839257 (1989-06-01), Nakamura et al.

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