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US 4,592,858 AGranted
Smectic liquid crystal compound and liquid crystal compositions
AssigneeAjinomoto Co., Inc.
InventorsRyoichi Higuchi, Masao Honma, Takao Sakurai, Naoko Mikami
Life of this patent
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Abstract
A liquid crystal compound of the formula: ##STR1## wherein R.sup.1 is an alkyl group, X is chloro or bromo, and R.sup.2 is a branched-alkyl group; and the carbon atom marked with an * is an asymmetric carbon atom.
Claims7
A liquid crystal compound of the formula:
- ##STR31## R.sup.1 is an alkyl group, X is halogen, and R.sup.2 is selected from the group consisting of a branched-alkyl group;
- and benzyl and the carbon atom marked with an * is an asymmetric carbon atom.
A liquid crystal composition containing a smectic liquid crystal compound of the following formula as a component;
- ##STR32## wherein R.sup.1 is a alkyl group, X is halogen, R.sup.2 is selected from the group consisting of a branched-alkyl group and benzyl, and the carbon atom marked with an * is an asymmetric carbon atom.
Dependencies are inferred from the claim text.