发明名称 |
Support for Magnetic Recording Medium, and Magnetic Recording Medium |
摘要 |
A magnetic recording medium substrate has a polyester film having metallic oxide-containing layers (layers M) formed on both the surfaces, one layer on each surface, the layers M having a thickness of 50 to 200 nm each, characterized in that the magnetic recording medium substrate has a total light transmittance of 0 to 75% and a surface resistivity of 1x102 to 1x1013Omega on each surface.
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申请公布号 |
US2009297888(A1) |
申请公布日期 |
2009.12.03 |
申请号 |
US20060992388 |
申请日期 |
2006.09.21 |
申请人 |
HORIE MASATO;SATO MAKOTO;HIGASHIOJI TAKUJI;NAKAMORI YUKARI;WATANABE HIROAKI |
发明人 |
HORIE MASATO;SATO MAKOTO;HIGASHIOJI TAKUJI;NAKAMORI YUKARI;WATANABE HIROAKI |
分类号 |
G11B5/73;G11B5/78 |
主分类号 |
G11B5/73 |
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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