| 摘要 |
A thermosensitive recording sheet having a thermosensitive color developing layer containing a basic leuco dye and an organic color developer, said organic color developer consisting of at least partly of a halogen-substituted benzoic acid zinc salt represented by the following general formula <IMAGE> (I) wherein X1 represents a halogen atom, X2 represents a hydrogen or halogen atom, and R1, R2 and R3, independently from each other, represent a hydrogen atom or an alkyl, alkoxy, cycloalkyl, nitro, cyano or hydroxyl group.
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