Chiral smectic liquid crystal compound, chain polymeric liquid c

Details Chiral smectic liquid crystal compound, chain polymeric liquid c Chiral smectic liquid crystal compound, chain polymeric liquid c

1995-03-08

1997-06-10

Harris Kelly, Cynthia

Compositions

Liquid crystal compositions

2522996, C09K 1952, C09K 1934

Patent

active

056372531

ABSTRACT:
A chain polymeric liquid crystal compound having a structure expressed by the following general formula [I] as a flexible spacer and a chain polymeric liquid crystal copolymer compound, a polymeric liquid crystal composition containing at least one of their compounds and at least any one of a polymeric compound, a polymeric liquid crystal compound, a low molecular weight liquid crystal compound and a low molecular weight liquid crystal compound, a polymeric liquid crystal device which uses the same, and an apparatus and a method which use the polymeric liquid crystal device: ##STR1## (where X is --O--, --O--CH.sub.2 --CH.sub.2 --, --O--CH.sub.2 --, ##STR2## Y is --(CH.sub.2).sub.n -- (n=1 to 18), Z is a halogen atom, an alkyl group or an alkoxy group, and * is an asymmetric carbon atom).

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