A thermosensitive recording material having a high whiteness and capable of forming clear colored images with an excellent resistance to oil and plasticizers is provided with a thermosensitive colored image-forming layer formed on a substrate sheet and comprising a substantially colorless dye precursor, a binder and a color-developing agent comprising at least one aromatic compound having, per molecule thereof, at least two functional sulfonylaminocarbonyl-amino groups of the formula (I):
wherein X is an oxygen or sulfur atom.
一种具有高白度并能形成清晰彩色图像的热敏记录材料,具有极佳的耐油性和耐
增塑剂性,其热敏彩色图像形成层形成于基片上,包括基本无色的
染料前体、粘合剂和
显色剂,
显色剂包括至少一种芳香族化合物,其每个分子至少具有两个功能性
磺胺羰基
氨基,其式为(I):
其中 X 为氧原子或
硫原子。