Optical recording medium
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United States of America Patent
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-
Jun 2, 1992
Issued Date -
N/A
app pub date -
Jul 17, 1990
filing date -
Jun 3, 1988
priority date (Note) -
Expired
status (Latency Note)
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Abstract
An optical recording medium for an audio-video or ROM compact disc comprises a pitted translucent base material and a layer of a corrosion resistant metal or combination of metals from the group consisting of tantalum, chromium, cobalt, and nickel. For example, TaNi or CrCo can be applied to the surface, providing good adhesion, reflecting light, providing a printable surface, and not requiring any further coating such as a protective lacquer.
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Cited Art Landscape
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