发明名称 |
LUBRICANT FOR A MAGNETIC DISK, MAGNETIC RECORDING DISK AND PROCESS FOR MANUFACTURE THEREOF |
摘要 |
In a magnetic disk that has at least a magnetic layer, a carbon-based protective layer, and a lubricating layer formed in this order over a substrate, the lubricating layer contains a lubricant compound including a compound which has a perfluoropolyether main chain in a structure thereof, an aromatic group located at a position except each end of a molecule thereof, and a polar group at each end of the molecule. |
申请公布号 |
HK1149843(A1) |
申请公布日期 |
2016.08.12 |
申请号 |
HK20110104010 |
申请日期 |
2011.04.20 |
申请人 |
WD MEDIA (SINGAPORE) PTE. LTD. |
发明人 |
ITOH, Kae;HAMAKUBO, Katsushi;SHIMOKAWA, Koichi |
分类号 |
G11B |
主分类号 |
G11B |
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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