Magnetic recording medium having a silicon oxide protective layer with an electrical specific resistance of from 3.3.times.10.sup.13 to 5.0.times..sup.15 ohm.cm
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United States of America Patent
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Jul 21, 1992
Grant Date -
N/A
app pub date -
Feb 9, 1990
filing date -
Feb 10, 1989
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A magnetic recording medium comprises a substrate and provided on at least one side thereof a magnetic recording layer and a protective layer of thin film mainly composed of an oxide of silicon, in this order. Said protective layer has an electrical specific resistance of not less than 10.sup.12 .OMEGA.. cm.
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