LED lampshade injection-molded or pressure cast with an IMD film
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United States of America Patent
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Oct 12, 2010
Grant Date -
Jul 31, 2008
app pub date -
Jan 30, 2007
filing date -
Jan 30, 2007
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A LED lampshade suitable for mass production and characterized by extended LED working life is disclosed having a plastic lampshade body made by means of injection molding or pressure casting, and an in-mold decoration film directly bonded to the plastic lampshade body during the injection molding or pressure casting process. The in-mold decoration film comprises a base layer, a release layer covered on the base layer, a printing layer of a fluorescent substance or ink of a predetermined color, and an adhesive layer covered on the printing layer for bonding to the plastic lampshade body. The LED lampshade can be used with a blue LED to produce white light. The printing layer can be printed with different color inks for producing light of different colors.
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