发明名称 |
MAGNETIC RECORDING MEDIUM, ITS MANUFACTURING METHOD, AND MAGNETIC RECORDING/REPRODUCING DEVICE |
摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide a magnetic recording medium capable of recording/reproducing high density information by compatibly incorporating fineness of particle diameters and perpendicular orientation properties in a perpendicular magnetic recording layer, to provide its manufacturing method and to provide a magnetic recording/reproducing device. <P>SOLUTION: In the perpendicular magnetic recording medium having at least a backing layer, a seed layer, an underlayer and a perpendicular magnetic recording film on a non-magnetic substrate, at least one layer of the seed layer has a covalent material. <P>COPYRIGHT: (C)2009,JPO&INPIT</p> |
申请公布号 |
JP2008305466(A) |
申请公布日期 |
2008.12.18 |
申请号 |
JP20070149900 |
申请日期 |
2007.06.06 |
申请人 |
SHOWA DENKO KK;TOSHIBA CORP;TOHOKU UNIV |
发明人 |
TAKAHASHI KEN;SAITO SHIN;MAEDA TOMOYUKI;TAKEO AKIHIKO;SASAKI YUZO;SAKAGUCHI RYUJI |
分类号 |
G11B5/738;G11B5/65;G11B5/667;G11B5/73;G11B5/84;G11B5/851 |
主分类号 |
G11B5/738 |
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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