摘要:
The present invention relates to liquid-crystal mixtures having specific resistance values, comprising acidic compounds. The present invention furthermore relates to liquid-crystal displays containing these liquid-crystal mixtures. The invention furthermore relates to compounds of the formula I, 1 in which the parameters are as defined in the text, to their preparation, and to their use for achieving certain specific resistance values in liquid-crystal mixtures. The application also relates to a method of adjusting the specific resistance of liquid-crystal mixtures using acidic compounds.
摘要:
A liquid-crystalline medium based on a mixture of polar compounds of positive dielectric anisotropy, characterized in that it comprises one or more compounds of the general formula IA and/or IB 1 in which Ra, Rb, Ya, Yb, Za, Zb, La, Lb, c and d are as defined herein, is suitable for use in MLC, TN and STN displays.
摘要:
The invention relates to a liquid-crystalline medium of positive dielectric anisotropy which comprises at least one mesogenic compound and at least one compound of the formula I 1 in which the substituents are as defined herein.