发明名称 |
MAGNETIC RECORDING MEDIUM, METHOD OF MANUFACTURING FOR THE SAME AND MAGNETIC RECORDING AND REPRODUCING DEVICE |
摘要 |
PROBLEM TO BE SOLVED: To provide a magnetic recording medium which has excellent noise characteristics and heat resistant demagnetization characteristics, a method of manufacturing for the same and a magnetic recording and reproducing device. SOLUTION: In the magnetic recording medium provided with at least a nonmanagement substrate 1 and a soft magnetic ground surface film 2, alignment control film 3 and vertical magnetic film 4 formed on this nonmanagement substrate 1, the alignment control film 3 and the vertical magnetic film 4 in clude a layer consisting of >=1 layer of hcp structure of fcc structure, a soft magnetic film 5 consisting of a soft magnetic material is formed on the vertical magnetic film 4 and the soft magnetic film 5 and the vertical magnetic film 4 are exchange-bonded.
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申请公布号 |
JP2002197635(A) |
申请公布日期 |
2002.07.12 |
申请号 |
JP20000400272 |
申请日期 |
2000.12.28 |
申请人 |
SHOWA DENKO KK |
发明人 |
SHIMIZU KENJI;SAKAI HIROSHI;YO TERU;SAKAWAKI AKIRA |
分类号 |
G11B5/66;G11B5/64;G11B5/65;G11B5/667;G11B5/72;G11B5/738;G11B5/851;(IPC1-7):G11B5/66 |
主分类号 |
G11B5/66 |
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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