Safety element with fluorescent characteristics
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United States of America Patent
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Issued Date -
Dec 3, 2009
app pub date -
Apr 22, 2009
filing date -
Apr 22, 2008
priority date (Note) -
Abandoned
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Abstract
A safety element consisting of a transparent carrier substrate, wherein the carrier substrate is coated on both outer surfaces with different fluorescent dyes, whereby the carrier substrate is impermeable to light of a wave length of less than 400 nm through addition of UV-absorbent additives, or where on the outer surface of the carrier substrate, a coat of paint is applied on the fluorescent coating present under this outer surface, which is impermeable to light of a wave length of less than 400 nm.
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