abstract |
The invention relates to compounds of formula (I) wherein R 11 , R 12 , MG 11 , MG 12 , X 11 , X 12 and Sp 1 have the meaning given in claim 1, to the use of these compounds of formula (I) in liquid crystal media and to respective devices comprising a liquid crystal medium according to the present invention and in particular to flexoelectric liquid crystal devices. |