The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jul. 07, 1992
Filed:
Jul. 16, 1991
Fuji Photo Film Co., Ltd., Kanagawa, JP;
Abstract
Disclosed is a thermal transfer dye donating material, which has, on a support, a dye donating layer containing a dye of a general formula (I): ##STR1## wherein R.sub.1 represents a hydrogen atom or an alkyl group; R.sub.2 to R.sub.8 each represent a hydrogen atom, an alkyl group, an alkoxy group, a halogen atom, an acylamino group, an alkoxycarbonyl group, a cyano group, an alkoxycarbonylamino group, an aminocarbonylamino group, a sulfonylamino group, a carbamoyl group, a sulfamoyl group or an acyl group; A represents ##STR2## wherein R.sub.9 and R.sub.10, which may be the same or different, each represents a hydrogen atom, an alkyl group or an aryl group; X represents a nitrogen atom or ##STR3## R.sub.11 representing a hydrogen atom, an alkyl group or an aryl group; Y represents a non-metallic atomic group necessary for forming a 5-membered to 7-membered ring; and R.sub.3 and R.sub.4 may optionally be bonded to each other to form a ring; and R.sub.6 and R.sub.9, and/or R.sub.9 and R.sub.10, and/or R.sub.7 and R.sub.10 may optionally be bonded to each other to form a ring. The transferred image from the material has an excellent light-fastness.