OPTICAL FILM, POLARIZING PLATE AND LIQUID CRYSTAL DISPLAY DEVICE
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United States of America Patent
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Oct 15, 2015
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Apr 19, 2013
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Abstract
Provided is an optical film which is excellent in adhesiveness with a hard coat layer after a light resistance test, excellent in surface hardness, and excellent in the shape of the surface. The optical film contains cellulose acylate and a compound represented by the following Formula (I). In Formula (I), L represents a linking group of (n1+n2) valence of which the number of atoms linking A1 to A2 is less than or equal to 8; here, n1+n2 represents an integer of greater than or equal to 2, n1 represents an integer of greater than or equal to 1, and n2 represents an integer of greater than or equal to 0; and A1 represents a group represented by Formula (II) and A2 represents a group represented by Formula (III).
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