Patent ID: 6761938
Filing Date: 2004-07-13
Classification: C09K

Abstract:
An electro-optical liquid-crystal display comprising a realignment layer, for realigning liquid crystals, and a liquid-crystalline medium of positive dielectric anisotropy,wherein said medium comprises one or more compounds of formula I wherein R1 is H, alkyl having 1 to 7 carbon atoms, alkoxy having 1 to 7 carbon atoms, alkenyl having 2 to 7 carbon atoms, alkenyloxy having 2 to 7 carbon atoms or alkoxyalkyl having 2 to 7 carbon atoms, and Y11, Y12 and Y13 are each, independently of one another, H or F; and at least one compound according to formula IVf wherein R1 is is alkyl having 1 to 7 carbon atoms, alkoxy having 1 to 7 carbon atoms, alkenyl having 2 to 7 carbon atoms, alkenyloxy having 2 to 7 carbon atoms, or alkoxyalkyl having 2 to 7 carbon atoms.