Difluoroalkylcyclohexylbenzonitrile derivative

Details Difluoroalkylcyclohexylbenzonitrile derivative Difluoroalkylcyclohexylbenzonitrile derivative

1990-04-13

1991-10-01

Stoll, Robert L.

Compositions

Liquid crystal compositions

Containing nonsteryl liquid crystalline compound of...

2522996, 25229963, 570185, C09K 1943, C09K 1900

Patent

active

050531620

ABSTRACT:
A liquid crystalline compound having a small .DELTA.n value; suitable for preparing a liquid crystal display element having a broad viewing angle; having a large positive .DELTA..epsilon. value; and suitable for preparing a liquid crystal composition having a low driving voltage for liquid crystal display devices, and a liquid crystal composition containing the compound are provided, which compound is expressed by the formula ##STR1## wherein n represents an integer of 0 to 20.

REFERENCES:
patent: 4130502 (1978-12-01), Eidenschink et al.
patent: 4726911 (1988-02-01), Krause et al.
patent: 4880562 (1989-11-01), Kitano et al.

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