发明申请
- 专利标题: Substrate For Perpendicular Magnetic Recording Medium, Method Of Manufacturing The Same, And Perpendicular Magnetic Recording Medium
- 专利标题(中): 垂直磁记录介质基板,制造方法及垂直磁记录介质
-
申请号: US11574250申请日: 2005-08-25
-
公开(公告)号: US20090004510A1公开(公告)日: 2009-01-01
- 发明人: Masahiro Ohmori
- 申请人: Masahiro Ohmori
- 申请人地址: JP Minato-ku, Tokyo
- 专利权人: SHOWA DENKO K.K.
- 当前专利权人: SHOWA DENKO K.K.
- 当前专利权人地址: JP Minato-ku, Tokyo
- 优先权: JP2004-246818 20040826
- 国际申请: PCT/JP2005/015967 WO 20050825
- 主分类号: G11B5/667
- IPC分类号: G11B5/667 ; B05D5/12 ; B05D1/36 ; B05D3/12 ; G11B5/738 ; G11B5/84 ; G11B5/858
摘要:
A substrate for perpendicular magnetic recording medium 2 is provided with a soft magnetic substrate coat 5. On this soft magnetic substrate coat 5, an anticorrosion coat 5 is formed. The anticorrosion coat 6 is preferably formed so as to completely cover the entire soft magnetic substrate coat 5.
信息查询
IPC分类: