发明名称 Magnetic recording medium and method of producing the same
摘要 A magnetic recording medium, which comprises: a nonmagnetic support; and a magnetic layer comprising a ferromagnetic powder and a binder, wherein an average surface roughness (Ra) at a center of a surface of the magnetic layer measured by using an atomic force microscope (AFM) is 2 nm or less, the maximum height (Rmax) thereof is 50 nm or less, and an arithmetic average of phase difference between a drive signal and a response signal of a probe measured with the atomic force microscope in a tapping mode is from 2 to 20°, and a method of producing the same.
申请公布号 US7901805(B2) 申请公布日期 2011.03.08
申请号 US20070729842 申请日期 2007.03.30
申请人 FUJIFILM CORPORATION 发明人 NAOE KOJI
分类号 G11B5/706 主分类号 G11B5/706
代理机构 代理人
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