abstract |
PROBLEM TO BE SOLVED: To provide a heat-sensitive recording material which is free from loss of an image due to contact with a solvent such as a plasticizer, oil, ethanol or the like, has no white part coloring, and has excellent printing properties. SOLUTION: An antipyrine complex of zinc thiocyanate is used as a developer, and a salt containing aluminum whose solubility in 100 g of water at 25 ° C. is 0.5 g or more is contained. |