发明名称 |
Magnetic recording medium |
摘要 |
A magnetic recording medium is disclosed, comprising a support having provided thereon a substantially nonmagnetic lower layer by coating a lower layer coating solution comprising a nonmagnetic powder dispersed in a binder and drying, and a layer having a thickness of from 0.01 to 0.15 mum by coating a magnetic layer coating solution comprising a ferromagnetic metal powder or a hexagonal ferrite powder dispersed in a binder, wherein the magnetic layer contains diamond particles having an average particle size of from 1/5 to 2 times the thickness of the magnetic layer in an amount of from 0.1 to 5.0 mass % based on the ferromagnetic metal powder.
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申请公布号 |
US6855394(B2) |
申请公布日期 |
2005.02.15 |
申请号 |
US20020178764 |
申请日期 |
2002.06.25 |
申请人 |
FUJI PHOTO FILM CO., LTD. |
发明人 |
NOGUCHI HITOSHI;YAMAZAKI NOBUO;SAITO SHINJI |
分类号 |
G11B5/70;G11B5/706;G11B5/708;(IPC1-7):G11B5/708 |
主分类号 |
G11B5/70 |
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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