| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a thermal recording medium which exhibits a high sensitivity and a high definition image quality. <P>SOLUTION: In the thermal recording medium keeping a support overlaid with an undercoat layer composed mainly of a pigment and a binder and a thermal recording layer composed mainly of an electron-donative lueco dye and an electron-receptive developer, the undercoat layer contains at least kaolin as pigment and a coating material prepared by blending kaolin having an average particle diameter of not greater than 2 μm with calcium carbonate having an average particle diameter of not greater than 1 μm is provided on the undercoat layer by a film transfer method, exhibiting excellent effects. <P>COPYRIGHT: (C)2008,JPO&INPIT |
