SINGLE-SIDED PERPENDICULAR MAGNETIC RECORDING MEDIUM
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United States of America Patent
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Issued Date -
Aug 26, 2010
app pub date -
Feb 22, 2010
filing date -
Feb 23, 2009
priority date (Note) -
Abandoned
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Abstract
A magnetic recording medium used for perpendicular magnetic recording, the magnetic recording medium comprising: a substrate having a first surface and a second surface opposite to the first surface; a magnetic recording medium constituent layer formed on the first surface of the substrate, the magnetic recording medium constituent layer including at least a magnetic recording layer; a non-magnetic metal film formed on the second surface of the substrate; and a carbon-based protective film formed on the non-magnetic metal film.
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