Invention Application
US20090274933A1 PERPENDICULAR MAGNETIC RECORDING MEDIUM 审中-公开
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PERPENDICULAR MAGNETIC RECORDING MEDIUM
Abstract:
Provided is a perpendicular magnetic recording medium. The perpendicular magnetic recording medium includes: a substrate; a soft magnetic layer disposed on the substrate; a recording layer disposed on the soft magnetic layer; and at least one hardness enhancing layer disposed in the soft magnetic layer or interposed between the soft magnetic layer and the recording layer.
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