| abstract |
The invention relates to a liquid-crystalline medium based on a mixture of polar compounds having a positive dielectric anisotropy, characterized in that it contains one or more compounds of the formula I. and additionally one, two or more dinuclear compounds of the formulas Z1 to Z6, in which R 1 , R 0 , L 1 , L 2 , X, R 1a and R 2a , alkyl and alkyl * have the meanings given in claim 1, contains and their use in liquid-crystalline media. |