Substituted naphthalene compounds and liquid crystal composition

Details Substituted naphthalene compounds and liquid crystal composition Substituted naphthalene compounds and liquid crystal composition

1990-03-20

1991-10-01

Maples, John S.

Compositions

Liquid crystal compositions

Containing nonsteryl liquid crystalline compound of...

560 56, 359103, C09K 1932, C07C 6976, G02F 113

Patent

active

050531646

ABSTRACT:
In accordance with the present invention, there is provided substituted naphthalene compounds represented by the following formula [I]. ##STR1## wherein R.sup.1 represents alkyl of 1-18 carbon atoms, R.sup.2 represents alkyl of 1-18 carbon atoms, X is a group represented by --OCH.sub.2 -- or --CH.sub.2 CH.sub.2 --, and n is 0 or 1.
In accordance with the invention, moreover, there is provided liquid crystal compositions containing the substituted naphthalene compounds represented by the above-mentioned formula [I].

REFERENCES:
patent: 4357078 (1982-11-01), Carr et al.
patent: 4702562 (1987-10-01), Scheuble et al.
patent: 4758373 (1988-07-01), Praefcke et al.
patent: 4921632 (1990-05-01), Nakamura et al.
patent: 4943651 (1990-07-01), Nishiyama et al.

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