Farbstoffe für thermische Farbstoffübertragung

摘要

Dye-donor element for use according to thermal dye transfer methods comprising a support having thereon a dye/binder layer comprising a dye carried by a polymeric binder resin, said dye corresponding to the following general formula wherein R represents a hydrogen atom, a C1-C8 alkyl group, a C1-C8 alkoxy group, a C3-C8 alkoxyalkyl group or a halogen atom; R<1> and R<2> (same or different) represent a C1-C8 alkyl group, a substituted C1-C8 alkyl group, a cycloalkyl group, a substituted cycloalkyl group, an aryl group, a substituted aryl group, or R<1> and R<2> together represent the atoms necessary for completing a heterocyclic nucleus or substituted heterocyclic nucleus, or R<1> and/or R<2> together with Y represent the atoms necessary for completing a fused-on heterocyclic nucleus or substituted fused-on heterocyclic nucleus; Y represents a hydrogen atom, a methyl group, a halogen atom, a C1-C4 alkoxy group, or Y together with R<1> and/or R<2> represent the atoms necessary for completing a fused-on heterocyclic nucleus or substituted fused-on heterocyclic nucleus; X represents a substituted or unsubstituted arylsulfonylamino group, a substituted or unsubstituted arylcarbonylamino group or a substituted or unsubstituted phosphorylamino group.