ApplicationNo. 161150 filed on 12/02/1993
US Classes:428/141, Continuous and nonuniform or irregular surface on layer or component (e.g., roofing, etc.)428/323, Including a second component containing structurally defined particles428/328, Heavy metal or aluminum or compound thereof428/332, Physical dimension specified428/336, 1 mil or less428/633, Plural oxides428/900MAGNETIC FEATURE
ExaminersPrimary: Kiliman, L.
Attorney, Agent or Firm
Foreign Patent References
International ClassesB32B 003/10
Foreign Application Priority Data1992-12-18 JP
AbstractA magnetic recording medium comprises a non-magnetic support and provided thereon, in order, a non-magnetic layer containing a non-magnetic powder, and a magnetic layer containing a ferromagnetic metal powder, each layer containing a binder, the crystallite size of the magnetic powder determined according to X-ray measurement being 30 to 120 Å and the dry thickness of the magnetic layer being 0.01 to less than 0.5 μm.