发明名称 |
Magnetic recording medium |
摘要 |
A magnetic recording medium with improved durability is provided and comprises a non-magnetic substrate and a magnetic layer formed thereon containing magnetic powder of a platelet hexagonal system of ferrite particles, granular non-magnetic powder, a lubricant and a binder, the granular non-magnetic powder being contained in an amount of from 0.1 to 30 parts by weight per 100 parts by weight of the platelet hexagonal system of ferrite particles.
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申请公布号 |
US4913959(A) |
申请公布日期 |
1990.04.03 |
申请号 |
US19870047147 |
申请日期 |
1987.05.08 |
申请人 |
HITACHI MAXELL, LTD. |
发明人 |
MIYAKE, AKIRA;KISHIMOTO, MIKIO |
分类号 |
C09D5/23;C10M105/34;C10N40/18;G11B5/70;G11B5/706;G11B5/708;G11B5/71;G11B5/714 |
主分类号 |
C09D5/23 |
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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