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    • 10. 发明授权
    • Thermosensitive recording materials
    • 热敏记录材料
    • US07312177B2
    • 2007-12-25
    • US10933391
    • 2004-09-03
    • Ayako ShiraiYoshiyuki Takahashi
    • Ayako ShiraiYoshiyuki Takahashi
    • B41M5/30
    • B41M5/3336B41M5/3333C07C311/60
    • A thermosensitive recording material comprising a substrate sheet and a thermosensitive colored image-forming layer formed on at least one surface of the substrate sheet and comprising at least one colorless or light-colored dye precursor and a color-developing agent reactive with the dye precursor upon heating to thereby develop a color, wherein the color-developing agent comprises at least one compound of the formula (I): (wherein R1 represents a member selected from the group consisting of unsubstituted aromatic hydrocarbon groups and substituted aromatic hydrocarbon groups with at least one substituent selected from the group consisting of a methyl group and a chlorine atom, and R2 represents a divalent organic group).
    • 一种热敏记录材料,包括基材片和形成在基片的至少一个表面上的热敏着色图像形成层,并且包含至少一种无色或浅色染料前体和与染料前体反应的显色剂, 加热从而显色,其中显色剂包含至少一种式(I)化合物:其中R 1表示选自未取代的芳族烃基和 取代的芳族烃基与至少一个选自甲基和氯原子的取代基取代,R 2表示二价有机基团)。