Thermal transfer sheet.

摘要

A thermal transfer sheet for a thermal transfer system using a sublimable dye is provided which can provide a sharp full-color image having a satisfactory density and, at the same time, excellent various types of fastness, particularly excellent light fastness. The thermal transfer sheet comprises a substrate sheet and a dye layer provided on one surface of the substrate sheet, the dye layer comprising a binder and a dye represented by the following formula A: