发明申请
- 专利标题： Method of working a workpiece containing magnetic material and method of manufacturing a magnetic recording medium
- 专利标题（中）： 加工含有磁性材料的工件的方法和制造磁记录介质的方法
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申请号： US11038256申请日： 2005-01-21
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公开(公告)号： US20050161427A1公开(公告)日： 2005-07-28
- 发明人: Shuichi Okawa , Kazuhiro Hattori , Mitsuru Takai
- 申请人： Shuichi Okawa , Kazuhiro Hattori , Mitsuru Takai
- 申请人地址： JP Tokyo
- 专利权人： TDK Corporation
- 当前专利权人： TDK Corporation
- 当前专利权人地址： JP Tokyo
- 优先权： JP2004-014055 20040122
- 主分类号： B08B1/04
- IPC分类号： B08B1/04 ; B08B3/08 ; B08B3/12 ; G11B5/012 ; G11B5/84 ; G11B5/855 ; H01B13/00
摘要：
A method of working a workpiece containing magnetic material and a method of manufacturing a magnetic recording medium capable of effectively manufacturing a magnetic recording medium and a magnetic recording and reproducing device, in that a workpiece containing magnetic material is worked by means of dry etching and washed in an alkaline solution, for example, the workpiece is subjected to scrubbing or ultrasonic washing.
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