发明名称 |
Acicular metal iron fine particles, process for preparing same, magnetic coating composition and magnetic recording medium containing same. |
摘要 |
<p>The present invention provides acicular metal iron fine particles containing carbon, and these acicular metal iron fine particles can be prepared by contacting acicular iron carbide fine particles with a reducing agent containing no carbon atom. Further, the present invention provides a magnetic coating composition and magnetic recording medium containing the above acicular metal iron fine particles.</p> |
申请公布号 |
EP0457299(A1) |
申请公布日期 |
1991.11.21 |
申请号 |
EP19910107854 |
申请日期 |
1991.05.15 |
申请人 |
DAIKIN INDUSTRIES, LIMITED |
发明人 |
ARASE, TAKUYA;SHIBUYA, YOSHIYUKI;KITAMURA, IKUO;DAIMON, SHIGEO |
分类号 |
G11B5/706;G11B5/714 |
主分类号 |
G11B5/706 |
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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