CELLULOSE FILM AND METHOD FOR PRODUCING THE SAME
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United States of America Patent
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Issued Date -
Jun 23, 2011
app pub date -
Apr 27, 2010
filing date -
Dec 23, 2009
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Abstract
A cellulose film for protecting a polarizing plate of a Liquid Crystal Display Device, and a method for producing the same are disclosed. The cellulose film comprises a front layer which includes a non-phosphoric acid ester type plasticizer; an inner layer which includes a plasticizer and a UV absorbent, and a rear layer which includes a non-phosphoric acid ester type plasticizer and fine particles. Preferably, the front layer further includes fine particles, and the plasticizer in the inner layer includes at least two kinds of plasticizers, and at least one of plasticizer in the inner layer is phosphoric acid ester type plasticizer.
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