Benzene derivatives, and liquid-crystalline medium

Details Benzene derivatives, and liquid-crystalline medium Benzene derivatives, and liquid-crystalline medium

1994-05-09

1995-06-06

Wu, Shean

Compositions

Liquid crystal compositions

25229961, 25229963, 25229964, 25229965, 25229966, 570127, 568645, 568656, C09K 1952, C07C 2513, C07C 4302

Patent

active

054220351

ABSTRACT:
A liquid-crystalline medium based on a mixture of polar compounds having positive dielectric anisotropy, comprising one or more compounds of the formula I ##STR1## in which R, A.sup.1,. A.sup.2, Z.sup.1, Z.sup.2, m, n, L.sup.1, L 2 and L.sup.3 are as defined in claim 1.

REFERENCES:
patent: 5087764 (1992-02-01), Reiffenrath et al.

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