Merck Patent Gmbh

Merck Patent Gesellschaft MIT Beschrankter Haftung

Merck Patent Gesellschaft

Merck Patent Gesellschaft MIT Beschraenkter Haftung

Merch Patent Gmbh

Markus Czanta

Lars Lietzau

Harald Hirschmann

Michael Wittek

Volker Reiffenrath

Brigitte Schuler

Izumi Saito

Marcus Reuter

Renate Bender

Peer Kirsch

Elvira Montenegro

Atsutaka Manabe

Louise Diane Farrand

Detlef Pauluth

Michael Heckmeier

Melanie Klasen-Memmer

Achim Goetz

Christian Hock

Mark Goebel

Christian Schoenefeld

Eike Poetsch

Andreas Taugerbeck

Axel Jansen

Shinji Nakajima

Martina Weidner

Sven Baran

Sayuri Ogiri

Michael Junge

Christian Jasper

Seung-Eun Lee

John Patrick

Graziano Archetti

Werner Binder

Andreas Pohle

Elisabeth Meyer

Cecile Schott

Sang-Kyu Lee

Reiffenrath Volker

Ji-Hong Bae

Kai Jaehrling

Sang-kyu Lee

The present invention relates to dielectrically positive liquid-crystalline media comprising one or more compounds of the formula I, and one or more compounds selected from the group of the compounds of the formulae II and III and/or IV, in which the parameters have the respective meanings indicated in the specification, and optionally one or more further dielectrically positive compounds and optionally one or more further dielectrically neutral compounds, and to liquid-crystal displays, especially active-matrix displays and in particular TN, IPS and FFS displays, containing these media.

Liquid-crystalline medium and liquid-crystal display

The invention relates to an electro-optical liquid-crystal display having a re-alignment layer for re-alignment of the liquid crystals whose field has a component, crucial for the re-alignment, parallel to the liquid-crystal layer, containing a liquid-crystalline medium, characterized in that it comprises one or more compounds of the formula I1 to I3, (I1) (I2) (I3) and at least one compound of the formula II, in which the parameters R, R*, Z, Sp, k, l, p, Yto Y, Rand Rhave the meanings indicated in claim

Liquid-crystalline medium and electro-optical liquid-crystal display

The invention relates to an electro-optical liquid-crystal display having a re-alignment layer for the re-alignment of the liquid crystals whose field has a component, crucial for the re-alignment, parallel to the liquid-crystal layer, containing a liquid-crystalline medium, characterized in that it contains at least one compound of the formula (I), at least one compound of the formula (II), and at least one compound of the formula (III), in which the parameters Rto R, Xand Xhave the meanings indicated in Claim

The invention relates to compounds of the formula I and to a liquid-crystalline medium which comprises one or more compounds of the formula I, in which R, X, X, Yand Yhave the meanings indicated in Claim, and to the use thereof for electro-optical purposes, in particular for shutter glasses, 3D applications, in TN, PS-TN, STN, TN-TFT, OCB, IPS, PS-IPS, FFS, PS-FFS and PS-VA-IPS displays.

Liquid-crystalline medium

The present invention relates to liquid-crystal media and liquid-crystal displays (LC displays) comprising these media with homeotropic (vertical) alignment of the liquid-crystalline medium (LC medium). The LC medium having positive dielectric anisotropy according to the invention comprises particles having a mass of at least 450 Da which have been functionalised by a polar, organic anchor group. It is preferably stabilised by a polymerisable component.

Liquid-crystalline medium and liquid-crystal displays

The present invention relates to dielectrically positive liquid-crystalline media comprising one or more compounds of the formula I in which the parameters have the respective meanings indicated in the specification, and optionally one or more further dielectrically positive compounds and optionally one or more further dielectrically neutral compounds, and to liquid-crystal displays containing these media, especially to active-matrix displays and in particular to TN, IPS and FFS displays.

Liquid crystalline medium and liquid crystalline display

The invention relates to liquid-crystalline compounds of the formula I in which

Thiophene compounds for liquid-crystalline media

The invention relates to a liquid-crystalline medium comprising one or more compounds of the formula I 

The invention relates to liquid-crystalline compounds of the formula I in whichR, R, A, A, A, A, Z, Z, Z, V, a, b and c have the meanings indicated in Claim, and to liquid-crystalline media comprising at least one compound of the formula I, and to electro-optical displays containing a liquid-crystalline medium of this type.

The invention relates to a liquid-crystalline medium comprising one or more compounds of the formula I in whichR, ring A and Lhave the meanings indicated in Claimand to the use thereof in electro-optical liquid-crystal displays.

The present invention relates to dielectrically positive, preferably nematic, media comprising one or more polymerisable compounds, to polymer-stabilized media obtained therefrom, to the use thereof in liquid-crystal displays, and to these displays, in particular PSA-IPS, PSA-FFS and PSA-positive VA displays.

The invention relates to a liquid-crystalline medium comprising one or more compounds of the formula I in which

Liquid-crystalline medium and liquid crystal display

The present invention relates to thiophene derivatives, to processes and intermediates for the preparation thereof, to the use thereof for optical, electro-optical and electronic purposes, in particular in liquid-crystal (LC) media and LC displays, and to LC media and LC displays comprising same.

Thiophene derivatives, and LC media comprising same

The invention relates to mesogenic tetrahydropyran compounds having at least four rings, of the formula I in which R, A, A, X, L, L, m and n have the meanings indicated in Claim, and to a process for the preparation thereof, to the use thereof in liquid-crystalline media, to liquid-crystalline media comprising at least one compound of the formula I, and to electro-optical displays containing a liquid-crystalline medium of this type.

Tetrahydropyran compounds

The present invention relates to dielectrically positive liquid-crystalline media comprising one or more compounds of the formula I in which the parameters have the meaning indicated in the specification, and optionally one or more compounds selected from the group of the compounds of the formulae II and III in which the parameters have the meaning indicated in the specification, and optionally one or more compounds of the formula IV in which the parameters have the meaning indicated in the specification, and to liquid-crystal displays containing these media, especially to active-matrix displays and in particular to TN, IPS and FFS displays.

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Darmstadt, Germany

Markus Czanta