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US 4,130,502 AGranted
Liquid crystalline cyclohexane derivatives
AssigneeMerck Patent Gesellschaft mit
InventorsRudolf Eidenschink, Joachim Krause, Ludwig Pohl
Life of this patent
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Abstract
Novel liquid crystals have the formula ##STR1## wherein one of R.sub.1 and R.sub.2 is cyano and the other is R, OR, OCOR or OCOOR, in which R is alkyl containing up to 12 carbon atoms. The novel compounds can be used alone and in mixtures with each other and/or other conventional liquid crystals.
Claims12
Compounds of the formula:
- ##STR8## wherein R.sub.2 is cyano and R.sub.1 is R, OR, OCOR or OCOOR, in which R is alkyl of up to 12 carbon atoms.
Dependencies are inferred from the claim text.