Chiral dopes

Details Chiral dopes Chiral dopes

1996-11-18

1998-06-30

Kelly, C. H.

Compositions

Liquid crystal compositions

Containing nonsteryl liquid crystalline compound of...

25229901, 25229961, 25229963, 25229964, 25229865, 25229966, 25229967, 568626, 568647, 548136, 544298, 549369, 570129, C09K 1906, C09K 1952, C09K 1912, C07C 1908

Patent

active

057729140

ABSTRACT:
Chiral benzene derivatives of formula I ##STR1## in which R.sup.1*, R.sup.2*, X.sup.1, X.sup.2, A.sup.1, A.sup.2, Z.sup.1, Z.sup.2, L.sup.1, L.sup.2, L.sup.3, m, n and k are as defined in claim 1, and their use as chiral dopes in liquid-crystalline media, particularly for electrooptical displays, and to electrooptical displays containing such media.

REFERENCES:
patent: 5290477 (1994-03-01), Kondo et al.
patent: 5324451 (1994-06-01), Takehara et al.
patent: 5356563 (1994-10-01), Buchecker et al.
patent: 5486310 (1996-01-01), Buchecker et al.
patent: 5494605 (1996-02-01), Kurihara et al.
patent: 5611957 (1997-03-01), McDonnell et al.

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