Liquid-crystalline halogenobenzene derivatives

Details Liquid-crystalline halogenobenzene derivatives Liquid-crystalline halogenobenzene derivatives

1981-09-16

1983-09-20

Gron, Teddy S.

Compositions

Liquid crystal compositions

Containing nonsteryl liquid crystalline compound of...

2522995, 2522996, 25229966, 350350R, 570129, 570182, 570188, G02F 113, C09K 334, C07C 2518

Patent

active

044054882

ABSTRACT:
New liquid crystal compounds having a low viscosity and nevertheless having a high transparent point and a broad nematic temperature range, and liquid crystal compositions containing the same are provided. The compounds are liquid-crystalline halogenobenzene derivatives expressed by the general formula ##STR1## wherein R represents an alkyl group having 1 to 10 carbon atoms; ##STR2## and X and Y each are H, F or Cl, at least one of X and Y being F or Cl.

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