Ferroelectric smectic liquid crystal compound and composition co

Details Ferroelectric smectic liquid crystal compound and composition co Ferroelectric smectic liquid crystal compound and composition co

1989-06-27

1991-09-17

Stoll, Robert L.

Compositions

Liquid crystal compositions

Containing nonsteryl liquid crystalline compound of...

25229901, 2522996, 560 73, C09K 1920, C07C 6976

Patent

active

050493086

ABSTRACT:
A liquid crystal compound represented by formula: ##STR1## wherein R.sub.1 represents a straight chain alkyl group having from 4 to 18 carbon atoms; R.sub.2 represents a straight chain alkyl group having from 2 to 6 carbon atoms or a branched alkyl group having from 3 to 6 atoms and having a methyl group as a side chain; and m and n each represents 1 or 2, is disclosed.
The liquid crystal compound of formula (I) is optically and electrically stable and exhibits fast electro-optical switching in image display.

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Nishiyama, I. et al., Jpn. J. Appl. Phys., Part 2, 29(2), L326, 1990.

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