Liquid crystal compound, liquid crystal composition, and liquid

Details Liquid crystal compound, liquid crystal composition, and liquid Liquid crystal compound, liquid crystal composition, and liquid

1998-06-03

1999-12-28

Wu, Shean C.

Compositions

Liquid crystal compositions

Containing nonsteryl liquid crystalline compound of...

349172, 349188, 548206, 548214, 548240, 548247, 548249, C09K 1934, C07D27502, C07D26102, C07D26104, G02F 113

Patent

active

060077395

ABSTRACT:
A liquid crystal compound of the present invention is represented by the following general Formula I: ##STR1## wherein R.sub.1 and R.sub.2 are independently a linear or branched alkyl group or alkoxy group having 1 to 14 carbon atoms, provided that at least one of R.sub.1 and R.sub.2 is an alkyl group; --Y-- is a group represented by the following Formula (II) or (III); and X.sub.1, X.sub.2, X.sub.3, and X.sub.4 are independently a hydrogen atom or a fluorine atom: ##STR2##

REFERENCES:
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"High Resolution, Large Area FLC Display with High Graphic Performance" by J. Kanbe et al. Ferroelectrics vol. 114, pp. 3-26, 1991.
Mol. Cryst. Liq. Cryst., vol. 22 (1992), pp. 67-75, "Synthesis and Mesomorphic Properties of the 3,5-Bis-alkoxyphenyl-Pyrazoles and-Isoxazoles".
CAPLUS 1992: 561422. 1992.

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