| 摘要 |
PROBLEM TO BE SOLVED: To provide a multi-color thermal recording material which is excellent in image stability, handling, and coloring and has a high fixing speed. SOLUTION: In the multi-color thermal recording material, a magenta-coloring thermal recording layer, a cyan-coloring thermal recording layer, and a yellow- coloring thermal recording layer are formed in this order on a support at least from the side of the support, and all the thermal recording layers contain a diazo compound and/or a diazonium salt and a coupler compound coloring by reacting with the diazo compound and/or the diazonium salt. |
