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公开(公告)号:US5466656A
公开(公告)日:1995-11-14
申请号:US310500
申请日:1994-09-22
申请人: Tomoyuki Okimoto , Kazumi Maki , Katsuhiko Ishida
发明人: Tomoyuki Okimoto , Kazumi Maki , Katsuhiko Ishida
CPC分类号: B41M5/3336 , B41M5/3275
摘要: The present invention provides a heat sensitive recording material comprising a recording layer formed on a substrate and containing a colorless or light-colored basic dye and a color acceptor, the material being characterized in that the basic dye is 3-(N-ethyl-N-p-tolyl)amino-6-methyl-7-p-toluidinofluoran, the color acceptor is bis(3-allyl-4-hydroxyphenyl)sulfone and/or 4-hydroxy-4'-isopropoxydiphenylsulfone.
摘要翻译: 本发明提供了一种热敏记录材料,其包括形成在基材上的含有无色或浅色碱性染料和着色受体的记录层,其特征在于碱性染料为3-(N-乙基-Np (3-烯丙基-4-羟基苯基)砜和/或4-羟基-4'-异丙氧基二苯基砜。