Halogenobiphenyl derivatives

Details Halogenobiphenyl derivatives Halogenobiphenyl derivatives

1983-03-04

1985-03-19

Gron, Teddy S.

Compositions

Liquid crystal compositions

Containing nonsteryl liquid crystalline compound of...

2522995, 25229965, 25229966, 350350R, 560 59, 560102, 568325, 568329, C09K 334, G09F 935, C07C 49813, C07C 4984, C07C 6976, C07C 6994

Patent

active

045058385

ABSTRACT:
Halogenobiphenyl derivatives of Formula I ##STR1## wherein R.sup.1 and R.sup.2 are each alkyl or alkoxy in each case of 1-10 C atoms, Cy is 1,4-cyclohexylene, Ph is 1,4-phenylene, Q is --O--Cy-- or --O--Ph--, m and n are each 0 or 1 and X is F, Cl or Br, can be used as components of liquid crystal dielectrics for electrooptical display elements.

REFERENCES:
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patent: 4302352 (1981-11-01), Eidenschink et al.
patent: 4368135 (1983-01-01), Osman
patent: 4382012 (1983-05-01), Eidenschink et al.
patent: 4410445 (1983-10-01), Baur et al.
patent: 4415470 (1983-11-01), Eidenschink et al.
patent: 4419264 (1983-12-01), Eidenschink et al.
Demus, D., et al., Flussige Kristalle in Tabellen, pp. 186-190, 192-195, (1974).
Gray, G. W., Molecular Structure and the Properties of Liquid Crystals, pp. 224-225, 246, Academic Press, N.Y., (1962).
Gray, G. W., et al., J. Chem. Soc., 1959, pp. 1545-1550.

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