Heat-developable photographic materials

Details Heat-developable photographic materials Heat-developable photographic materials

1985-12-04

1987-12-15

Louie, Won H.

Radiation imagery chemistry: process, composition, or product th

Thermographic process

Heat applied after imaging

430353, 430560, 430562, 430583, 430584, 430617, 430619, 430620, 430522, 430203, G03C 114, G03C 500

Patent

active

047133163

ABSTRACT:
A heat-developable photographic material having improved preservability, which comprises a support having thereon at least one heat-developable photographic layer, said photographic material containing a dye represented by formula (I) ##STR1## wherein n and m each represents 0, 1, 2 or 3;

REFERENCES:
patent: 3690891 (1972-09-01), Spence et al.
patent: 3933507 (1976-01-01), Von Konig
patent: 4515888 (1985-05-01), Beretta et al.
Research Disclosure, 17643, Dec. 1978, p. 22 & p. 30.

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