Title:
磁気ディスク用潤滑剤の製造方法、磁気ディスク用潤滑剤、磁気ディスクおよび磁気ディスクの製造方法
Document Type and Number:
Japanese Patent JP4375617
Kind Code:
B2
Abstract:
On producing a lubricant which is used in making a lubrication layer included in a magnetic disk from the lubricant, a phosphorus-containing compound is removed from a raw-material lubricant including the phosphorus-containing compound to produce the lubricant. The magnetic disk includes a substrate on which at least a magnetic layer, a protection layer, and the lubrication layer formed by the use of the lubricant are successively formed.
Inventors:
Kota Hara
Koichi Shimokawa
Kota Suzuki
Koichi Shimokawa
Kota Suzuki
Application Number:
JP2004278892A
Publication Date:
December 02, 2009
Filing Date:
September 27, 2004
Export Citation:
Assignee:
HOYA CORPORATION
International Classes:
C10M177/00; C10M107/38; G11B5/72; G11B5/725; C10N30/06; C10N40/18; C10N70/00
Domestic Patent References:
| JP2004161811A | ||||
| JP9067116A | ||||
| JP10192845A | ||||
| JP56136648A | ||||
| JP7284762A | ||||
| JP2001229524A | ||||
| JP2004152460A | ||||
| JP2004253110A |
Attorney, Agent or Firm:
Shizuo Nakamura