摘要 |
A diazo-type thermosensitive recording material is disclosed, which comprises a support material, and at least two layers formed thereon, one of the layers being a diazonium compound layer comprising at least a diazonium compound, and another of the layers being a coupler layer comprising at least a coupler capable of reacting with the diazonium compound to form a dye, and a benzimidazole derivative having a substituent at the 1-position thereof.
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