Invention Grant
- Patent Title: Magnetic recording medium and magnetic recording and reproducing device
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Application No.: US17022919Application Date: 2020-09-16
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Publication No.: US11437065B2Publication Date: 2022-09-06
- Inventor: Eiki Ozawa , Norihito Kasada
- Applicant: FUJIFILM Corporation
- Applicant Address: JP Tokyo
- Assignee: FUJIFILM Corporation
- Current Assignee: FUJIFILM Corporation
- Current Assignee Address: JP Tokyo
- Agency: Sughrue Mion, PLLC
- Priority: JPJP2019-168024 20190917
- Main IPC: G11B5/702
- IPC: G11B5/702 ; G11B5/706 ; G11B5/008 ; G11B5/735
Abstract:
The 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 pressing the magnetic layer at a pressure of 70 atm is equal to or less than 3.8.
Public/Granted literature
- US20210082464A1 MAGNETIC RECORDING MEDIUM AND MAGNETIC RECORDING AND REPRODUCING DEVICE Public/Granted day:2021-03-18
Information query
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