Liquid-crystalline medium

The invention relates to a liquid-crystalline medium which comprises at least one compound of the formula I, (I) and one or more compounds selected from the group of the compounds of the formulae IIA, IIB and IIC, (IIA) (IIB) (IIC) wherein the occurring groups and parameters have the meanings indica...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser:	ENGEL, MARTIN, PLACH, HERBERT
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	ADHESIVES CHEMISTRY DEVICES OR ARRANGEMENTS, THE OPTICAL OPERATION OF WHICH ISMODIFIED BY CHANGING THE OPTICAL PROPERTIES OF THE MEDIUM OF THEDEVICES OR ARRANGEMENTS FOR THE CONTROL OF THE INTENSITY,COLOUR, PHASE, POLARISATION OR DIRECTION OF LIGHT, e.g.SWITCHING, GATING, MODULATING OR DEMODULATING DYES FREQUENCY-CHANGING MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FORELSEWHERE METALLURGY MISCELLANEOUS APPLICATIONS OF MATERIALS MISCELLANEOUS COMPOSITIONS NATURAL RESINS NON-LINEAR OPTICS OPTICAL ANALOGUE/DIGITAL CONVERTERS OPTICAL LOGIC ELEMENTS OPTICS PAINTS PHYSICS POLISHES TECHNIQUES OR PROCEDURES FOR THE OPERATION THEREOF
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Beschreibung
Zusammenfassung:	The invention relates to a liquid-crystalline medium which comprises at least one compound of the formula I, (I) and one or more compounds selected from the group of the compounds of the formulae IIA, IIB and IIC, (IIA) (IIB) (IIC) wherein the occurring groups and parameters have the meanings indicated in claim 1, and to the use thereof for an active-matrix display, in particular based on the VA, PSA, PA-VA, SS-VA, SA-VA, PS-VA, PALC, IPS, PS-IPS, UB- FFS, U-IPS, FFS or PS-FFS effect.