Patent ID: 7807236
Filing Date: 2010-10-05
Classification: C09K

Abstract:
1. A liquid-crystalline medium, comprising at least two liquid crystalline compounds, wherein said medium contains one or more compounds of formula I in which R —O—, —CO—O— or —O—CO— in such a way that O atoms are not linked directly to one another, and in which, in addition, one or more H atoms may be replaced by halogen, L n is 1 or 2, and each, independently of one another, is and, in addition to said one or more compounds of formula I, said medium further comprises one or more compounds of formulae II and/or III: in which ring C is 1,4-phenylene or trans-1,4-cyclohexylene, a is 0 or 1, R R —O—, —CO—O— or —O—CO— in such a way that O atoms are not linked directly to one another, and in which, in addition, one or more H atoms may be replaced by halogen.