发明名称 |
THERMAL MULTIPLE COPY SHEET |
摘要 |
PURPOSE:To provide a thermal multiple copy sheet characterized in that the whiteness of the thermal recording surface of a first recording sheet becoming upper paper is high and good in printing capacity and preservability. CONSTITUTION:A thermal multiple copy sheet is constituted of a combination of a first. recording,sheet 4 wherein a thermal recording layer 2 containing a basic dye and an electron acceptive coupler with a mol.wt. of 240 or more allowing the basic dye to develop a color by thermal reaction is provided on one surface of a base material sheet 1 and a heat-meltable layer 3 containing a basic dye and a heat-meltable substance is provided on the other surface thereof and a second recording sheet 7 wherein a thermal recording layer 6 containing a coupler allowing the basic dye in the heat-meltable layer 3 to develop a color by thermal reaction is provided on one surface of a base material sheet 5. |
申请公布号 |
JPH07329423(A) |
申请公布日期 |
1995.12.19 |
申请号 |
JP19940145479 |
申请日期 |
1994.06.03 |
申请人 |
HONSHU PAPER CO LTD |
发明人 |
MORONUKI KATSUMI;FUJII NOBUYUKI;SASAKI KEIJI |
分类号 |
B41M5/28;B41M5/26;B41M5/30 |
主分类号 |
B41M5/28 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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