Invention Grant
- Patent Title: Magnetic recording media and magnetic recording system
- Patent Title (中): 磁记录介质和磁记录系统
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Application No.: US13178544Application Date: 2011-07-08
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Publication No.: US08687309B2Publication Date: 2014-04-01
- Inventor: Katsumi Mabuchi , Kyoko Honbo , Mina Amo
- Applicant: Katsumi Mabuchi , Kyoko Honbo , Mina Amo
- Applicant Address: JP Tokyo
- Assignee: Hitachi, Ltd.
- Current Assignee: Hitachi, Ltd.
- Current Assignee Address: JP Tokyo
- Agency: Antonelli, Terry, Stout & Kraus, LLP.
- Priority: JP2010-156964 20100709
- Main IPC: G11B5/02
- IPC: G11B5/02
Abstract:
This invention provides a magnetic recording medium excellent in terms of corrosion resistance. The magnetic recording medium comprises a magnetic recording layer, a protective layer and a lubricant layer provided on a nonmagnetic substrate, and the lubricant layer comprises a compound having a heterocyclic ring.
Public/Granted literature
- US20120008228A1 MAGNETIC RECORDING MEDIA AND MAGNETIC RECORDING SYSTEM Public/Granted day:2012-01-12
Information query
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