| abstract |
The invention relates to dielectrically positive liquid crystalline media comprising a compound of formula I n n n n n n n n n n wherein R 1 denotes alkenyl having 2 to 12 C atoms, and X 1 denotes H, F or alkyl having 1 to 6 C atoms,n nand to liquid crystal displays comprising these media, especially to active matrix displays and in particular to TN, FFS and IPS mode displays. |