Optical recording medium
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United States of America Patent
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Apr 5, 1988
Grant Date -
N/A
app pub date -
Dec 2, 1985
filing date -
Mar 30, 1984
priority date (Note) -
Expired
status (Latency Note)
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Abstract
This invention relates to an optical recording medium comprising a recording layer of a dye or dye composition on a substrate and adapted to be written and read using light such as laser or the like. The optical recording medium of the invention is characterized by further comprising a surface layer formed of a coating of a colloidal particle dispersion of a silicon base condensate on the recording layer, with improved S/N ratio as well as improved writing sensitivity and reading output of the optical recording medium.
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