Title:
磁気記録媒体の製造方法
Document Type and Number:
Japanese Patent JP6754330
Kind Code:
B2
Abstract:
Provided is a manufacturing method of a magnetic recording medium, in which the magnetic recording medium includes a magnetic layer including ferromagnetic powder and a binding agent on a non-magnetic support, and the magnetic layer shows a natural ferromagnetic resonance frequency equal to or greater than 30.0 GHz, the method including: forming a servo pattern on the magnetic layer by microwave-assisted recording.
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Inventors:
Eki Ozawa
Application Number:
JP2017140013A
Publication Date:
September 09, 2020
Filing Date:
July 19, 2017
Export Citation:
Assignee:
FUJIFILM Corporation
International Classes:
G11B5/84; G11B5/02; G11B5/584; G11B5/70; G11B21/10
Domestic Patent References:
| JP2014002812A | ||||
| JP2013225362A | ||||
| JP2017117505A | ||||
| JP2017199446A |
Foreign References:
| WO2017094752A1 |
Attorney, Agent or Firm:
Patent Service Corporation Patent Office Sykes