Title:
磁気記録媒体および磁気記録再生装置
Document Type and Number:
Japanese Patent JP7473732
Kind Code:
B2
Abstract:
To provide a magnetic recording medium excellent in running stability after long-term storage.SOLUTION: A magnetic recording medium includes a non-magnetic support, and a magnetic layer including a ferromagnetic powder, in which an isoelectric point of a surface zeta potential of the magnetic layer after the magnetic layer is pressed at a pressure of 70 atm is equal to or greater than 5.5. A magnetic recording and reproducing device includes the magnetic recording medium.SELECTED DRAWING: None
Inventors:
Eitaro Ozawa
Kaseda adult
Kaseda adult
Application Number:
JP2023165486A
Publication Date:
April 23, 2024
Filing Date:
September 27, 2023
Export Citation:
Assignee:
Fujifilm Corporation
International Classes:
G11B5/70; G11B5/702; G11B5/708; G11B5/714; G11B5/735; G11B5/738; G11B5/78; G11B5/84
Domestic Patent References:
| JP2019008848A | ||||
| JP2012155805A | ||||
| JP2019008850A | ||||
| JP2019008851A | ||||
| JP2019008849A | ||||
| JP2012014809A |
Attorney, Agent or Firm:
Sykes Patent Attorney Corporation
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