发明名称 |
High-density magnetic recording medium. |
摘要 |
<p>Disclosed herein is a magnetic recording medium comprising: a stretched polyethylene-2,6-naphthalate multilayered film having a high-roughness surface and a low-roughness surface; a coating layer (A) having specific surface properties and being formed on the high-roughness surface of said multilayered film; a coating layer (B) having a specific surface property and being formed on the low-roughness surface of said multilayered film; and a thin ferromagnetic metal film formed on said coating layer (B).</p> |
申请公布号 |
EP0522507(B1) |
申请公布日期 |
1994.12.21 |
申请号 |
EP19920111502 |
申请日期 |
1992.07.07 |
申请人 |
DIAFOIL HOECHST CO., LTD. |
发明人 |
SAKAMOTO, SEIJI;WATANABE, TOSHIFUMI;TAKISAWA, TOSHIFUMI |
分类号 |
B32B7/02;B32B27/00;C08L67/03;G11B5/64;G11B5/66;G11B5/73;(IPC1-7):G11B5/64 |
主分类号 |
B32B7/02 |
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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