Liquid crystal composition containing an optically active compound and liquid crystal electro-optical element
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United States of America Patent
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Sep 19, 2006
Grant Date -
Apr 29, 2004
app pub date -
Feb 8, 2002
filing date -
Feb 8, 2001
priority date (Note) -
Expired
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Abstract
It is to provide a liquid crystal composition containing at least one type of optically active compounds of the following formulae (1) to (4), and a liquid crystal electro-optical element excellent in display quality. In each formula, C* is asymmetric carbon, and the respective symbols are as defined in description R.sup.1-A.sup.1-C*HX--Y-A.sup.2-(Z.sup.1-A.sup.3).sub.m-C.ident.C-A.sup.4--(Z.sup.2-A.sup.5).sub.n-R.sup.2 (1) R.sup.1-A.sup.1-C*HX.sup.1--Y.sup.1-A.sup.2-Z.sup.1-A.sup.3-Z.sup.2-A.sup-.4-R.sup.2 (2) R.sup.5-Pn-C*HX.sup.2--CH.sub.2-A.sup.6-Y.sup.2-A.sup.7-R.sup.6 (3) ##STR00001##
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