Heat-developable photosensitive materials

Details Heat-developable photosensitive materials Heat-developable photosensitive materials

1977-03-15

1979-05-29

Kimlin, Edward C.

Gas separation: apparatus

Solid sorbent apparatus

With control means responsive to sensed condition

96122, 96126, 96139, 961146, G03C 102, G03C 108, G03C 114, G03C 110

Patent

active

041566114

ABSTRACT:
A heat-developable photosensitive material which comprises a support having thereon at least one layer containing (a) an organic silver salt, (b) a catalytic amount of a photosensitive silver halide or a compound which forms a photosensitive silver halide, (c) a reducing agent, and (d) at least one sensitizer selected from the group consisting of compounds represented by the formulae (I) and (II): ##STR1## wherein R represents an unsubstituted or substituted alkyl group having 1 to 4 carbon atoms or an aryl group; and Q represents a group of atoms necessary to complete a rhodanine nucleus, a thiohydantoin nucleus or a 2-thio-2,4-oxazolidine-dione nucleus and wherein said compound represented by the formulae (I) and (II) include at least one carboxyl group as a substituent, and (e) a binder.

REFERENCES:
patent: 2078233 (1937-04-01), Brooker
patent: 2185182 (1940-01-01), Brooker
patent: 2944896 (1960-07-01), Riester
patent: 2977229 (1961-03-01), Jones
patent: 3457075 (1969-07-01), Morgan et al.
patent: 3666477 (1972-05-01), Goffe
patent: 3756829 (1973-09-01), Ohkubo et al.
patent: 3761279 (1973-09-01), DE Mauriac
Hamer, F. M. The Cyanine Dyes and Related Compounds: 1964. Interscience Publishers, John Wiley & Sons, N. Y. pp. 534-538.

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