| abstract |
The present invention relates to liquid-crystalline media comprising at least one compound of the formula I, wherein R 1 and R 1* each independently of one another represent an alkyl or alkoxy group having 1-15 C atoms, wherein in addition, one or more CH 2 groups in these groups can each independently of one another be - C≡C‑, ‑CF 2 O‑, ‑OCF 2‑ , ‑CH=CH‑, -O-, -CO-O-, -O-CO- are replaced in such a way that O atoms are not directly connected to each other, and wherein in addition, one or more H atoms can be replaced by halogen, L 1 and L 2 each independently of each other Denotes F, Cl, CF 3 or CHF 2 and refers to their use in active matrix displays, in particular based on VA, PSA, PA‑VA, SS‑VA, SA‑VA, PS‑VA, PALC, IPS, PS‑ Use of displays with IPS, FFS or PS‑FFS effect. |