Photographic processes and products

Details Photographic processes and products Photographic processes and products

1979-12-26

1981-03-10

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...

430218, 430239, 430240, 430391, 430446, 430486, 430487, 430504, 430505, 430614, G03C 140, G03C 554, G03C 700, G03C 530

Patent

active

042555124

ABSTRACT:
A multicolor diffusion transfer photographic system wherein development of an exposed multilayer photsensitive element is effected in the presence of a ligand which is represented by the formula ##STR1## wherein R is hydrogen, alkyl or hydroxyalkyl, m is an integer of from 3 to 10 and n is 0 or an integer of from 1 to 3 with the proviso that the sum of m and n is not greater than 10.

REFERENCES:
patent: 3888877 (1975-06-01), Lehn
patent: 4017314 (1977-04-01), Blake
"Cyclic Polyethers . . . ," Pedersen, J. A. C. S., 89, 1967, pp. 7017-7036.

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