Thermal transfer recording material

摘要

A thermal transfer material applied with a cyan die which has features of improved thermal diffusibility, thermal resistance, and hue, is disclosed. The dye is represented by the following formula I: FORMULA I wherein R1 represents substituents; A and A' represent each an aryl group; X represents a hydroxyl group or -N(R)R' in which R and R' represent each an alkyl group allowable to have a substituent.