发明申请
- 专利标题： Magnetic tape
- 专利标题（中）： 磁带
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申请号： US11052952申请日： 2005-02-09
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公开(公告)号： US20050196645A1公开(公告)日： 2005-09-08
- 发明人: Tsugihiro Doi , Shinji Sakata , Tetsutaro Inoue , Sadamu Kuse
- 申请人： Tsugihiro Doi , Shinji Sakata , Tetsutaro Inoue , Sadamu Kuse
- 申请人地址： JP Osaka
- 专利权人： HITACHI MAXELL, LTD.
- 当前专利权人： HITACHI MAXELL, LTD.
- 当前专利权人地址： JP Osaka
- 优先权： JPP2004-033902 20040210
- 主分类号： G11B5/738
- IPC分类号： G11B5/738 ; G11B5/187 ; G11B5/78
摘要：
A magnetic tape having excellent high recording density characteristics, good durability and good servo-tracking characteristics, which comprises a non-magnetic support, a magnetic layer formed on one surface of the non-magnetic support and containing a magnetic powder, a primer layer provided between the non-magnetic support and the magnetic layer and containing a non-magnetic powder, and a back coat layer formed on the other surface of the non-magnetic support, wherein the non-magnetic powder is goethite particles having an average particle size in a range of from 5 nm to 100 nm and the magnetic tape has an edge weave amount of 1.0 μm or less.
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