发明名称 Magnetic tape
摘要 A magnetic tape is disclosed, comprising a non-magnetic support having provided on one face thereof a substantially non-magnetic layer containing a non-magnetic powder and a binder and a magnetic layer containing a ferromagnetic powder and a binder, in this order, and having provided on the other face thereof a back coat layer containing carbon black, wherein 16 projections/mm<2 >or less of projections having an area of 30 mum<2 >or more and a height of 40 nm or more exist on a surface of the magnetic layer.
申请公布号 US6703107(B2) 申请公布日期 2004.03.09
申请号 US20020156807 申请日期 2002.05.30
申请人 FUJI PHOTO FILM CO., LTD. 发明人 TAKAHASHI MASATOSHI;DOUSHITA HIROAKI
分类号 G11B5/008;G11B5/70;G11B5/708;G11B5/78;(IPC1-7):G11B5/708 主分类号 G11B5/008
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