Anti-ferroelectric liquid crystal compound and anti-ferroelectri

Details Anti-ferroelectric liquid crystal compound and anti-ferroelectri Anti-ferroelectric liquid crystal compound and anti-ferroelectri

1996-12-17

1998-03-03

Wu, Shean C.

Compositions

Liquid crystal compositions

Containing nonsteryl liquid crystalline compound of...

25229901, 349174, 560 65, 560 83, C09K 1920, G02F 113, C07C 6976

Patent

active

057230692

ABSTRACT:
An anti-ferroelectric liquid crystal compound of the following general formula (1), and an anti-ferroelectric liquid crystal composition containing it, ##STR1## wherein R is a linear alkyl group, A is --O-- or --COO--, m is an integer of 5 or greater, n is an integer of 1 to 3, each of X and Y is independently a hydrogen atom or a fluorine atom, and C* is asymmetric carbon.

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N.A. Clark et al, Appl. Phys. Lett. 36(11), Jun. 1, 1980.
A.D.L. Chandani et al, Japanese Journal of Applied Physics, vol. 27, No.5. May, 1988, pp. L729-L732.
A.D.L. Chandani et al, Japanese Journal of Applied Physics, vol. 28, No.7 Jul., 1989, pp. L1261-L1264.
A.D.L. Chandani et al, Japanese Journal of Applied Physics, vol. 28, No.7 Jul., 1989, pp. L1265-L1268.
Masahiro Johno et al, Japanese Journal of Applied Physics, vol. 28, No. 1, Jan., 1989, pp. L119-L120.
Masahiro Johno et al, Japanese Journal of Applied Physics, vol. 29, No. 1, Jan., 1990, pp. L111-L114.
Y. Suzuki et al, Liquid Crystals, 1989, vol. 6, No. 2, pp. 167-174.

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