申请人:Mitsubishi Gas Chemical Company, Inc.
公开号:US05275757A1
公开(公告)日:1994-01-04
Novel anti-ferroelectric liquid crystal compounds represented by the following general formula (I) and a liquid crystal display element wherein such a compound is used. ##STR1## Ph represents a phenylene group, R represents a straight-chain alkyl group having 6 to 10 carbon atoms, X represents an oxygen atom or a single bond provided that when X is an oxygen atom, L is an integer of 5 to 8, m is 1 and n is an integer of 1 to 7, or L and m are zero (0) and n is an integer of 6 to 8, and when X is a single bond, L is an integer of 5 to 8, m is 1 and n is an integer of 1 to 7, and C* represents an asymmetric carbon atom.
以下是通式(I)所代表的新型反铁电液晶化合物和使用此类化合物的液晶显示元件。##STR1## 其中Ph代表苯基,R代表具有6至10个碳原子的直链烷基,X代表氧原子或单键,若X为氧原子,则L为5至8的整数,m为1,n为1至7的整数,或L和m为零(0),n为6至8的整数;若X为单键,则L为5至8的整数,m为1,n为1至7的整数,C*代表不对称碳原子。