Color light-sensitive material with hydroquinone reducing agent

Details Color light-sensitive material with hydroquinone reducing agent Color light-sensitive material with hydroquinone reducing agent

1992-07-27

1993-08-17

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, 430442, 430505, 430551, 430559, 430566, G03C 554, G03C 148, G03C 142, G03C 726

Patent

active

052368033

ABSTRACT:
A color light-sensitive material comprising a support having thereon at least one light-sensitive layer containing light-sensitive silver halide, and further comprising in the at least one light-sensitive layer or any other layer, independently, a binder, a reducible dye-providing compound, and a reducing agent represented by formula (I): ##STR1## wherein X represents --CO-- or --SO.sub.2 --; R.sup.1 and R.sup.2, which may be the same or different, each represents an alkyl group, an aryl group or a heterocyclic group, any of which groups may be substituted; R.sup.3 represents a hydrogen atom, a halogen atom, an aryl group, an acylamino group, an alkoxy group, an aryloxy group, an alkylthio group, an arylthio group, an acyl group, a sulfonyl group, a carbamoyl group or a sulfamoyl group, any of which groups may be substituted; R.sup.2 and R.sup.3 may be combined together to form a carbocyclic ring or a heterocyclic ring; and the reducing agent may be in the form of a dimer or a trimer through R.sup.1 or R.sup.2.

REFERENCES:
patent: 4198239 (1980-04-01), Credner et al.
patent: 4277553 (1981-07-01), Onodera et al.
patent: 4732845 (1988-03-01), Keiji et al.
patent: 4978606 (1990-12-01), Ohki et al.
patent: 5026634 (1991-06-01), Ono et al.
patent: 5032487 (1991-07-01), Ono et al.
patent: 5153109 (1992-10-01), Abe et al.

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