Organic recording medium for fluorescent worm disks
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United States of America Patent
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Jan 27, 2004
Grant Date -
N/A
app pub date -
Apr 20, 2001
filing date -
Sep 17, 1998
priority date (Note) -
Expired
status (Latency Note)
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Abstract
A dye-in-polymer composition for in fluorescent WORM discs comprises about 0.1 to 10% by weight of a fluorescent dye capable of absorbing laser radiation and transforming the absorbed light into heat; about 10 to 80% by weight of nitrocellulose and a film forming polymer. The dye containing solution is applied to substrate of an optical reading medium by a spin, roller or dip coating. The method utilizes a focused laser beam for scanning the recording layer.
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