Perfluorinated stripping agents for diffusion transfer assemblag

Details Perfluorinated stripping agents for diffusion transfer assemblag Perfluorinated stripping agents for diffusion transfer assemblag

1983-03-25

1984-07-10

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...

430236, 430227, 430259, 430262, 430212, G03C 554, G03C 140, G03C 1112

Patent

active

044593465

ABSTRACT:
Photographic assemblages and processes are described wherein a certain stripping agent is employed to enable an image-receiving layer to be separated from the rest of the assemblage after processing. The stripping agent comprises a straight chain alkyl or polyethylene oxide perfluoroalkylated ester or perfluoroalkylated ether, and preferably has the following formula: ##STR1## wherein R.sup.1 is an alkyl or substituted alkyl group having from 1 to about 6 carbon atoms or an aryl or substituted aryl group having from about 6 to about 10 carbon atoms; ##STR2## R.sup.3 is H or R.sup.1 ; n is an integer of from about 4 to about 20; and

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Research Disclosure, vol. 176, Dec. 1978, Item 17622.

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