Fluorescent display
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United States of America Patent
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Jun 5, 2018
Issued Date -
Nov 12, 2015
app pub date -
Apr 16, 2015
filing date -
May 7, 2014
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Abstract
Fluorescent displays are manufactured by lamination of at least one film A containing a polyvinyl acetal PA and, optionally, a plasticizer WA and at least one film B containing a polyvinyl acetal PB and at least one plasticizer WB between two glass panes, wherein prior to lamination, film A contains less than 22 wt. % plasticizer WA and contains 0.001 to 5 wt. % fluorophores, and film B contains at least 22 wt. % plasticizer WB and contains 0.005-5 wt. % UV absorber, each before lamination.
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