Optically active 1,3-dioxolane derivatives carrying a mesogenic

Details Optically active 1,3-dioxolane derivatives carrying a mesogenic Optically active 1,3-dioxolane derivatives carrying a mesogenic

1995-05-30

1997-07-29

Harris Kelly, Cynthia

Compositions

Liquid crystal compositions

Containing nonsteryl liquid crystalline compound of...

C09K 1934

Patent

active

056519184

ABSTRACT:
Optically active 1,3-dioxolane derivatives which carry a mesogenic radical in the 4-position and have the general formula (I) ##STR1## are suitable for use as doping agents in liquid-crystal mixtures--in particular ferroelectric liquid-crystal mixtures. The symbols in the general formula have the following meanings:

REFERENCES:
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patent: 4424372 (1984-01-01), Hsu
patent: 4873019 (1989-10-01), Krause et al.
patent: 5288425 (1994-02-01), Scherowsky et al.
patent: 5328638 (1994-07-01), Muller et al.
patent: 5445763 (1995-08-01), Schlosser et al.
Chemical Abstracts, 96(26): 218245n (Jun. 28, 1982).
Chemical Abstracts, 107(12): 106508q (Sep. 21, 1987).

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