| 摘要 |
PROBLEM TO BE SOLVED: To provide a heat-sensitive recording material with high image color developing density and improved stability on an image part. SOLUTION: In the heat-sensitive recording material with a heat-sensitive recording layer in which a leuco dye and a color developer for developing a color of the leuco dye by heating are main ingredients, the heat-sensitive recording material is characterized by using a compound expressed by formula (1) as the color developer. In the formula, X is a divalent group and Y is an aromatic group which may have a substituted group. |
