Heat-sensitive recording material

摘要

A heat-sensitive recording material comprising a substrate and a heat-sensitive coloring layer containing a colorless electron-donating dye, an electron-accepting compound including at least 4,4'-dihydroxydiphenylsulfone, and a sensitizer comprising 2-benzyloxynaphthalene and aliphatic monoamide in the mass ratio in a range of 30/70 to 70/30.