LIQUID CRYSTAL DISPLAY DEVICE AND METHOD FOR MANUFACTURING LIQUID CRYSTAL DISPLAY DEVICE
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United States of America
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Jan 23, 2020
app pub date -
Jul 3, 2019
filing date -
Jul 3, 2019
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Abstract
The present invention provides a liquid crystal display device includes: a pair of substrates; a liquid crystal layer held between the substrates; an alignment film disposed on a liquid crystal layer side surface of at least one of the substrates; and a polymer layer disposed between the liquid crystal layer and the alignment film, the liquid crystal layer containing liquid crystal compounds aligned in a predetermined direction with no voltage applied, the alignment film containing a first polymer containing in its main chain at least one selected from a polyamic acid structure and a polyimide structure, the polymer layer containing a second polymer obtained by polymerizing at least one monomer containing an azobenzene group, the second polymer covalently bonded to the first polymer.
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