Imido methyl blocked photographic dyes and dye releasing compoun

Details Imido methyl blocked photographic dyes and dye releasing compoun Imido methyl blocked photographic dyes and dye releasing compoun

1981-03-04

1982-12-14

Kittle, John E.

Radiation imagery chemistry: process, composition, or product th

Transfer procedure between image and image layer, image...

Diffusion transfer process, element, or identified image...

430224, 430225, 430242, 430559, 430562, G03C 700, G03C 554

Patent

active

043638651

ABSTRACT:
Imidomethyl blocked photographic image dyes and dye releasing compounds are useful in photographic elements, film units and processes. The blocked photographic dyes and dye releasing compounds have the structures: ##STR1## wherein: J represents ##STR2## X represents the atoms to complete at least one 5- or 6-membered ring; R represents hydrogen, alkyl of 1 to 4 carbon atoms or aryl of 6 to 12 carbon atoms;

REFERENCES:
patent: 4142891 (1979-03-01), Baigrie et al.
patent: 4147544 (1979-04-01), Anderson et al.
patent: 4207104 (1980-06-01), Chapman et al.
patent: 4263393 (1981-04-01), Chen
patent: 4287292 (1981-09-01), Chapman et al.
Related Application: Ser. No. 220,408 filed 12-29-80, Reczek and Welter.
U.S. Ser. No. 174,406 filed 8/1/80.
European Published Application No. 9,989 filed 10-8-79.
Nefkens, Nature, 193, pp. 974-975, (1962).
Nefkens et al., Rec. Trav. Chem., 82, pp. 941-953, (1963).

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