Patent ID: 7576036

Claim:
A heat-sensitive recording material, comprising a support, and at least one heat-sensitive recording layer and a protective layer provided on the support in this order, wherein the protective layer contains a compound represented by the following Formula (1) and/or a compound represented by the following Formula (2): wherein in Formulae (1) and (2), X 1 to X 6 each independently represent NR 1 , S or O; R 1 represents a hydrogen atom, an alkyl group, an aryl group, an acyl group, an alkoxycarbonyl group, an aryloxycarbonyl group, or a carbamoyl group; R 2 , R 3 and R 4 each independently represent a hydrogen atom, an alkyl group or a heterocyclic group; when at least two of R 1 , R 2 , R 3 and R 4 are other than a hydrogen atom, they may be bonded to each other to form a ring; R 5 to R 19 each independently represent a hydrogen atom, an alkyl group, an aryl group, an alkoxy group, an aryloxy group, an alkylthio group, an arylthio group, an acyloxy group, an acylamino group, an alkoxycarbonyl group, an aryloxycarbonyl group, a carbamoyl group, a sulfamoyl group, or a halogen atom; and when at least two of R 5 to R 19 are other than a hydrogen atom, they may be bonded to each other to form a ring.