发明名称 |
Heat-sensitive recording material |
摘要 |
The invention provides a heat-sensitive recording material with enhanced color developing sensitivity maintaining heat resistance and image storage stability characteristics such as plasticizer resistance and water resistance. The present invention provides a heat-sensitive recording material including at least a substrate and a heat-sensitive color developing layer containing a leuco dye and developers on the front surface of the substrate, wherein as the developers 4-hydroxy-4'-allyloxydiphenyl sulfone is used in combination with a first diphenyl compound represented by formula (1) and/or a second diphenyl compound represented by formula (2).
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申请公布号 |
EP2345540(A1) |
申请公布日期 |
2011.07.20 |
申请号 |
EP20110157714 |
申请日期 |
2008.03.06 |
申请人 |
RICOH COMPANY, LTD. |
发明人 |
MATSUNAGA, YOSHIAKI;KANEKO, YOSHIKAZU |
分类号 |
B41M5/333 |
主分类号 |
B41M5/333 |
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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