| 摘要 |
PROBLEM TO BE SOLVED: To provide a highly practicable heat sensitive recording material, which has favorable color developing properties and in which fogging scarcely develops in ground. SOLUTION: In the heat sensitive recording material, which is produced by providing a heat sensitive recording layer including a leuco dye, a developer and a sensitizer on a support, as the developer, 4,4-bisphenol S is employed and, as the sensitizer, 4-acetylbisphenol is employed. |
