Oji Paper Co., Ltd.

Kanzaki Paper Manufacturing Co., Ltd.

Ritsuo Mando

Masanao Tajiri

Koichi Ishida

Toshiro Hada

Shigeji Matsuzawa

Shigeo Aoyama

Toshikazu Onishi

Disclosed is a heat-sensitive recording material comprising

Thermal recording material

A heat sensitive recording material in which a heat sensitive recording layer containing an electron-donating compound and an electron-accepting compound, and a protective layer containing a binder are provided sequentially on a substrate, the binder in the protective layer being diacetone-modified polyvinyl alcohol.

Heat sensitive recording material

The present invention relates to a liner free heat-sensitive recording adhesive sheet comprising

Heat-sensitive recording adhesive sheet

A heat-sensitive recording material comprising a substrate and a heat-sensitive recording layer disposed on said substrate, said heat-sensitive recording layer containing a colorless or light-colored basic dye and a color developer capable of causing color development upon contact with said basic dye by application of heat, characterized in that said heat-sensitive recording layer contains (i) an antioxidant comprising at least a member selected from the group consisting of the compounds represented by the following structural formula (I) and the compounds represented by the following structural formula (II), (ii) an aromatic secondary amine compound and (iii) at least a basic dye having an absorption in the near infrared region with respect to an image provided as said basic dye. ##STR1##

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Sakai, Japan

Ritsuo Mando