| 摘要 |
PURPOSE:To provide a red color developing group thermal recording body, which has the excellent shelf stability of a recording image and in which the texture fog of a blank paper section is also reduced. CONSTITUTION:In a thermal recording body, in which a recording layer containing colorless or light-colored basic dyes and a colorant brought into contact with said dyes and capable of coloring is formed onto a supporter, rhodamine-B-anilinolactam as the basic dyes and 4-hydroxy-4'- isoproboxydiphenylsulfone as the colant are contained in the recording layer, and 4,4'-thiobis(6-tert-butyl-m-cresol) is comprised. |
