Extended life fluorescence polyvinyl chloride sheeting
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United States of America Patent
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Apr 22, 2003
Grant Date -
Jan 24, 2002
app pub date -
Sep 26, 2001
filing date -
Jan 21, 1998
priority date (Note) -
Expired
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Abstract
An extended life fluorescent polyvinyl chloride sheeting and a method for forming the sheeting are disclosed. The sheeting includes a polyvinyl chloride film having a fluorescent colorant incorporated therein. A protective polymer layer is attached to the polyvinyl chloride film. A light filtering agent is incorporated into the protective layer, wherein the filter agent blocks the 425 nm and lower wavelengths of the visible spectrum.
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