Invention Grant
- Patent Title: Magnetic recording medium using hexagonal ferrite powder
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Application No.: US15258292Application Date: 2016-09-07
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Publication No.: US10043544B2Publication Date: 2018-08-07
- Inventor: Yoichi Hosoya , Toshihide Aoshima
- Applicant: FUJIFILM Corporation
- Applicant Address: JP Tokyo
- Assignee: FUJIFILM Corporation
- Current Assignee: FUJIFILM Corporation
- Current Assignee Address: JP Tokyo
- Agency: Sughrue Mion, PLLC
- Priority: JP2015-176919 20150908
- Main IPC: G11B5/706
- IPC: G11B5/706 ; G11B5/70 ; G11B5/714
Abstract:
The magnetic recording medium has a magnetic layer containing ferromagnetic powder and binder on a nonmagnetic support, wherein the ferromagnetic powder is hexagonal ferrite powder containing, based on number of particles, greater than or equal to 80% isotropic particles that satisfy the relation 1: major axis length/minor axis length
Public/Granted literature
- US20170069344A1 MAGNETIC RECORDING MEDIUM Public/Granted day:2017-03-09
Information query
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