LAMINATE FILM HAVING OPTICAL BRIGHTENER
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United States of America Patent
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N/A
Issued Date -
Jul 12, 2007
app pub date -
Jul 24, 2006
filing date -
Jul 22, 2005
priority date (Note) -
Abandoned
status (Latency Note)
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Abstract
A thermal laminating film includes a substrate layer and a thermally-activated adhesive layer. A full spectrum optical brightener is coupled with at least one of the substrate layer and the adhesive layer to counteract any coloration present in the substrate and/or adhesive and reduce color shift for colors displayed on the sheet material or other object laminated with the film.
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