OPTICAL FILM AND MANUFACTURING METHOD THEREOF AND SUBSTRATE STRUCTURE AND DISPLAY PANEL USING THE OPTICAL FILM
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United States of America Patent
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Issued Date -
Jun 5, 2008
app pub date -
Feb 9, 2007
filing date -
Dec 1, 2006
priority date (Note) -
Abandoned
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Abstract
An optical film including a substrate having an aligned surface or an alignment layer thereon, a first liquid crystal layer disposed on the aligned surface of the substrate or a surface of the alignment layer, and a second liquid crystal layer disposed on a surface of the first liquid crystal layer to form a multi-layer including the first and the second liquid crystal layers is provided. A method of manufacturing the optical film is also provided, including providing a substrate; performing an alignment treatment on the surface thereof or forming an alignment layer thereon; coating a first liquid crystal layer on the aligned surface of the substrate or the surface of the alignment layer; performing a first curing step; coating a second alignment layer on a surface of the first liquid crystal layer; and performing a second curing step to form a multi-layer including the aforesaid liquid crystal layers.
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