Ferroelectric liquid crystal, process for its manufacture and its use in a liquid-crystal mixture

摘要

A class of organic compounds exhibiting a mesomorphic phase of chiral C smectic type and a high polarisation. The invention also relates to the mixtures obtained from these organic compounds. The compound according to the invention corresponds to the following general chemical formula: IMAGE in which R = Cn H2n + 1 O with 1 /= n /= 14 and m = 1 or 2.r