发明授权
US4956251A Multicolor heat-sensitive recording material 失效
多色热敏记录材料

Multicolor heat-sensitive recording material
摘要:
A multicolor heat-sensitive recording material which comprises a transparent support having two or more of color-producing unit layers differing in hue of the produced color in such a situation that at least one unit layer is provided on each side of the support, wherein at least one color-producing unit layer is essentially transparent, namely, Haze % of said transparent layer is less than 40% and a multicolor heat-sensitive recording material further provided a transparent protective layer on the outermost color producing unit layer are disclosed.
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