发明名称 |
Erasable writing ink composition. |
摘要 |
<p>The present invention provides an erasable writing ink composition which can be erased with an eraser after writing. The erasable writing ink composition of the present invention comprises 2 to 50% by weight of a resin preferably a styrene-butadiene rubber or an acrylonitrile-butadiene rubber, having a film-forming temperature of 0 DEG C or less or a glass transition temperature of 0 DEG C or less, a surface active agent, colored spherical fine particles and of water.</p> |
申请公布号 |
EP0556668(A1) |
申请公布日期 |
1993.08.25 |
申请号 |
EP19930101827 |
申请日期 |
1993.02.05 |
申请人 |
MITSUBISHI PENCIL KABUSHIKI KAISHA |
发明人 |
YOSHIOKA, KOJI;OGIWARA, YASUAKI;FURUSAWA, MITSUHIKO;KOBAYASHI, KYOKO |
分类号 |
C09D11/16;C09D11/17 |
主分类号 |
C09D11/16 |
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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