LIQUID CRYSTAL ALIGNMENT AGENT AND USES THEREOF
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United States of America Patent
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Oct 1, 2015
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Mar 25, 2015
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Mar 28, 2014
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The invention relates to a liquid crystal alignment agent comprising a polymer composition (A) and a solvent (B); wherein the polymer composition (A) is obtained by reacting a mixture comprising a tetracarboxylic acid dianhydride component (a) and a diamine component (b). The liquid crystal alignment agent has the advantage of low moisture absorption. The invention also provides a liquid crystal alignment film made by the liquid crystal alignment agent as mentioned above and a liquid crystal display element comprising the liquid crystal alignment film.
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