Liquid crystal ester compounds exhibiting a low or negative diel

Details Liquid crystal ester compounds exhibiting a low or negative diel Liquid crystal ester compounds exhibiting a low or negative diel

1981-01-30

1983-08-23

Gron, Teddy S.

Compositions

Radioactive compositions

Nuclear reactor fuel

25229962, 25229963, 260465D, 560118, G02F 113, C09K 334, C07C 6974, C07C 6976, C07C12164

Patent

active

044000618

ABSTRACT:
Novel liquid crystal ester compounds exhibiting a low or negative dielectric anisotropy have a structural formula: ##STR1## where R.sub.1 is an alkyl group, R.sub.2 is an alkyl or alkoxy group, ##STR2## is a 1,4-disubstituted bicyclo(2,2,2) octane ring and ##STR3## is a 1,4-disubstituted ring selected from the following: (i) a 1,4-disubstituted bicyclo(2,2,2) octane ring;

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Osman, M. A., et al., Mol. Cryst. Liq. Cryst., vol. 56 (Lett.), pp. 105-109 (1979).
Deutscher, H. J., et al., Advances in Liq. Cryst. Res. and Appl., Bata, L., Pergamon Press, Oxford, pp. 1075-1079 (1980).
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