| 摘要 |
<p>A cyan dye of the following general formula <CHEM> wherein X<1> represents a halogen atom, X<2> is a hydrogen atom, an alkyl group, an alkoxy group, a halogen atom, an alkylcarbonylamino group or a perfluoroalkyl group, R<1> and R<2> independently represent an alkyl group, a phenyl group, a perfluoroalkyl group, a halogen-substituted alkyl group, or a phenyl group having a halogen atom or an alkyl group, R<3> represents an alkyl group, R<4> represents an alkyl group, an alkoxy group or a perfluoroalkyl group, and n is an integer of 1 or over. The cyan dye ensures a high density and a good hue when printed by thermal transfer printing and can be stably present in a material to be transferred.</p> |
