Biphenyl compounds, method of producing the same as well as liqu

Details Biphenyl compounds, method of producing the same as well as liqu Biphenyl compounds, method of producing the same as well as liqu

1989-05-09

1990-11-13

Maples, John S.

Compositions

Liquid crystal compositions

Containing nonsteryl liquid crystalline compound of...

25229967, 25229901, 558270, 560141, 568331, C09K 1912, C07C 6996, C07C 6900, C07C 4976

Patent

active

049700235

ABSTRACT:
This invention provides novel biphenyl compounds represented by the following general formula (I): ##STR1## (wherein R is an alkyl group, A is selected from the single bond, --COO--, --OCO--, --OCOO-- and --CO--, and each of m and n is an integer of 1 or more, provided m<n), optically active bodies thereof, liquid crystal compositions containing at least one of these compounds, light switching elements comprising at least one of the above compounds as a constituent element, and a method of producing the compound.

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Nishiyama, I. et al., Jpn. Jnl. Appl. Phys. Part 2 28 (10), L 1851, 1989.
Demus et al., (ed), Flussige Kristalle in Tabellen Ill., p. 270 (1984).

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