发明公开
- 专利标题: Magnetic recording medium
- 专利标题(中): 磁记录介质
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申请号: EP04010349.1申请日: 2004-04-30
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公开(公告)号: EP1475783A2公开(公告)日: 2004-11-10
- 发明人: Harasawa, Takeshi , Takano, Hiroaki
- 申请人: Fuji Photo Film Co., Ltd.
- 申请人地址: 210, Nakanuma, Minami-Ashigara-shi Kanagawa JP
- 专利权人: Fuji Photo Film Co., Ltd.
- 当前专利权人: Fuji Photo Film Co., Ltd.
- 当前专利权人地址: 210, Nakanuma, Minami-Ashigara-shi Kanagawa JP
- 代理机构: HOFFMANN - EITLE
- 优先权: JP2003127197 20030502
- 主分类号: G11B5/62
- IPC分类号: G11B5/62 ; G11B5/70 ; G11B5/714
摘要:
A magnetic recording medium comprising a support and a magnetic layer containing a ferromagnetic powder, wherein the magnetic layer has a volume of magnetic flux revolution of from 3,000 to 15,000 nm 3 , a thickness of from 0.01 to 0.15 µm, a squareness ratio in a perpendicular direction of 0.7 or more, and a surface electrical resistance of 10 8 Ω/sq or less.
公开/授权文献
- EP1475783A3 Magnetic recording medium 公开/授权日:2006-05-31
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