Merck Patent Gmbh

Merck Patent Gesellschaft MIT Beschrankter Haftung

Merck Patent Gesellschaft

Merck Patent Gesellschaft MIT

Merck Patent Gesellschaft MIT Beschr&auml;nkter Haftung

Merck Patent Gesellschaft MIT Beschraenkter Haftung

Sharp Kabushiki Kaisha Corporation

Merck Gmbh

Mereck Patent Gmbh

Merck Patetn Gmbh

Merck Patent Beschraenkter Haftung

Matthias Bremer

Melanie Klasen-Memmer

Detlef Pauluth

Michael Heckmeier

Kazuaki Tarumi

Volker Reiffenrath

Brigitte Schuler

Harald Hirschmann

Atsutaka Manabe

Marcus Reuter

Lars Lietzau

Dagmar Klement

Joachim Krause

Peer Kirsch

Sabine Schoen

Michael Wittek

Rocco Fortte

Andreas Taugerbeck

Rainer Wingen

Constanze Brocke

Wolfgang Schmidt

Barbara Hornung

Achim Goetz

Eike Poetsch

Helmut Haensel

Martin Engel

Georg Weber

Andreas Wachtler

Michael Junge

Izumi Saito

Andreas Beyer

Stephan Derow

Christian Hock

Wolfgang Hechler

Gerhard Herget

Yuichi Inoue

Kazutaka Hanaoka

Yohei Nakanishi

Elvira Montenegro

Herbert Plach

Bernhard Rieger

Simon Greenfield

Masakazu Shibasaki

Kevin Adlem

Ulrich Finkenzeller

Dagmar Klass

Hideo Ichinose

Axel Jansen

Volker Meyer

Qiong Tong

Martina Windhorst

Monika Bauer

Georg Bernatz

Konstantin Schneider

Mila Fischer

Nils Greinert

Norihiko Tanaka

Erdal Durmaz

Malgorzata Rillich

Clarissa Weller

Christian Schoenefeld

Axel Pausch

Georg L&uuml;ssem

Akio Osabe

Michael Kompter

Georg Lüssem

Harald Lannert

Edgar B&ouml;hm

Anja Huth

Martin Kraska

Rachel Tuffin

Dong-Mee Song

Matthias Koch

Richard Harding

David Wilkes

Hiroshi Numata

Heike Kniel

Hans-Rolf D&uuml;bal

Sven Christian Laut

Edward Plummer

Christoph Marten

Akihiro Kojima

Renate Seeger

Achim Götz

Thomas Bauer

Ming-Chou Wu

Thomas Eichhorn

Peter Schreiner

Achim G&ouml;tz

Hoo-Yong Lee

Elena Kress

Patrick Suess

Patricia Becker

Elena Neumann

Christian Kuehn

Melaine Klasen-Memmer

Hans-Rolf Duebal

Melanie Klasen

Ki-Sun Kwon

Joerg Peschke

New compounds and their mixtures enable the formation of the ferroelectric nematic liquid crystalline phase at ambient temperature. Compounds of the formula I are presented, in which the variable groups have the meanings indicated in claim. Liquid crystal media comprise at least one compound of the formula I.

Liquid crystal compounds

The new media exhibit a ferroelectric nematic phase preferably at ambient temperature. They preferably comprise one or more compounds selected from the group of compounds of formulae IA, IB and IC, in which the variable groups have the meanings indicated in the text and in the claims. Use of the media for providing ferroelectric nematic materials and a method of operation of an electro-optical device are presented. The media may be useful for energy-saving displays and electrical appliances.

Liquid crystalline medium and electro-optical device

A liquid-crystalline medium with one or more compounds of the formula IA and, one or more compounds of formula BS and the use thereof in an active-matrix display, in particular in a VA, IPS, U-IPS, FFS, UB-FFS, SA-VA, SA-FFS, PS-VA, PS-OCB, PS-IPS, PS-FFS, PS-UB-FFS, PS-poli-VA, PS-TN, polymer stabilized SA-VA or polymer stabilized SA-FFS display.

Liquid-crystal medium

The present invention relates to a compound of the general formula I in which the occurring groups and parameters have the meanings indicated in claim, to the use thereof in liquid-crystalline or mesogenic media and to liquid-crystalline or mesogenic media comprising these derivatives.

Dibenzofuran and dibenzothiophene derivatives

The invention relates to a liquid-crystalline medium which comprises at least one compound of the formula I, wherein the radicals R, L, L, n and A are as defined herein, and to the use thereof for an active-matrix display, in particular based on the VA, PSA, PS-VA, PA-VA, PALC, FFS, PS-FFS, IPS or PS-IPS effect.

Liquid-crystalline medium

Liquid-crystalline media which can be used, in particular, for electro-optical displays having active-matrix addressing based on the ECB effect and for IPS (in-plane switching) displays or FFS (fringe field switching) displays.

Liquid-crystalline media

The present invention relates to compounds of formula M in which Rhas the meaning indicated in claim, to liquid crystal mixture comprising the same, to the use of these liquid-crystal media, in particular in components for high-frequency technology, and to components of this type which contain media according to the invention, and to the production and use of these components. The components according to the invention are suitable, in particular, as phase shifters in the microwave and millimetre wave region, for microwave and millimetre wave array antennae and very particularly for so-called tunable 'reflectarrays'.

Cyanopyrimidine derivatives

Chiral compounds of formula I wherein the paramters have the meaning given in claim, liquid crystal mixtures comprising at least one chiral compound of formula I, to chiral linear or crosslinked liquid crystal polymers obtainable by polymerizing a polymerizable mixture comprising at least one chiral compound of formula I, to the use of chiral compound of formula I and mixtures and polymers obtained thereof in liquid crystal displays, active and passive optical elements, adhesives, synthetic resins with anisotropic mechanical properties, cosmetic and pharmaceutical compositions, diagnostics, liquid crystal pigments, for decorative and security applications, nonlinear optics, optical information storage or as chiral dopants, and a liquid crystal display comprising a mixture comprising at least one chiral compound of formula I.

Chiral compounds

The present invention relates to a liquid crystal (LC) medium comprising polymerisable compounds, to a process for its preparation, to its use for optical, electro-optical and electronic purposes, in particular in LC displays, and to LC displays comprising it.

Liquid crystal medium containing polymerisable compounds

The invention relates to a liquid-crystalline medium which comprises at least one compound of the formula I, 

The invention relates to a liquid-crystalline medium which comprises at least one compound of the formula I, in which

The invention relates to a liquid-crystalline medium which comprises at least one compound of the formula I, in whichR, R*, Z, Zand Lhave the meanings defined herein,and to the use thereof for an active-matrix display, in particular based on the VA, PSA, PS-VA, PALC, FFS, PS-FFS, PS-IPS or IPS effect.

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Darmstadt, Germany

Matthias Bremer