Patent ID: 8585925

Claim:
A liquid-crystalline medium having positive dielectric anisotropy, comprising one or more polymerizable compounds, one or more dielectrically positive compounds of formula II: in which R 2 denotes alkyl, alkoxy, fluorinated alkyl or fluorinated alkoxy having 1 to 7 C atoms, or alkenyl, alkenyloxy, alkoxyalkyl or fluorinated alkenyl having 2 to 7 C atoms, each, on each appearance, independently of one another, denotes L 21 and L 22 each, independently of one another, denotes H or F, X 2 denotes halogen, halogenated alkyl or alkoxy having 1 to 3 C atoms or halogenated alkenyl or alkenyloxy having 2 or 3 C atoms, and m denotes 0, 1, 2 or 3, or one or more dielectrically positive compounds of formula III in which R 3 denotes alkyl, alkoxy, fluorinated alkyl or fluorinated alkoxy having 1 to 7 C atoms, or alkenyl, alkenyloxy, alkoxyalkyl or fluorinated alkenyl having 2 to 7 C atoms, each, on each appearance, independently of one another, denotes L 31 and L 32 each, independently of one another, denotes H or F, X 3 denotes halogen, halogenated alkyl or alkoxy having 1 to 3 C atoms or halogenated alkenyl or alkenyloxy having 2 or 3 C atoms, Z 3 denotes —CH 2 CH 2 —, —CF 2 CF 2 —, —COO—, trans-CH═CH—, trans-CF═CF—, —CH 2 O— or a single bond, and n denotes 0, 1, 2 or 3.