Dye-donor element for use in thermal dye sublimation transfer

Details Dye-donor element for use in thermal dye sublimation transfer Dye-donor element for use in thermal dye sublimation transfer

1993-03-31

1994-07-05

Schilling, Richard L.

Radiation imagery chemistry: process, composition, or product th

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

Imagewise heating, element or image receiving layers...

430338, 430944, 430964, 430522, 430552, 8471, 503227, G03C 554, G03C 172, G03C 516

Patent

active

053266668

ABSTRACT:
Dye-donor element for use according to thermal dye sublimation transfer, said dye-donor element comprising a support provided with a dye layer containing a dye dispersed in a polymeric binder, characterized in that said dye corresponds to the following formula (I) ##STR1## wherein R.sup.1, R.sup.2 and R.sup.3 independently represent hydrogen, halogen, nitro, an alkyl group, a cycloalkyl group, an aryl group, an alkoxy group, an aryloxy group, a alkylthio group, a arylthio group, an acylamino group, a sulfamoyl group, a carbamoyl group, which groups may be substituted, or R.sup.2 and R.sup.3 together can form a saturated or aromatic or heterocyclic ring fused-on the cyclohexadiene ring, which ring may be substituted;

REFERENCES:
patent: 4829047 (1989-05-01), Niwa et al.
patent: 4983493 (1991-01-01), Nakamine et al.
patent: 5008232 (1991-04-01), Tanaka et al.
patent: 5024990 (1991-06-01), Chapman et al.
patent: 5026679 (1991-06-01), Evans et al.

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