Merck Patent Gmbh

Merck Patent Gesellschaft MIT Beschrankter Haftung

Versum Materials Us, LLC

Merck Patent Gesellschaft

Merck Patent Gesellschaft MIT Beschraenkter Haftung

Merch Patent Gmbh

Lars Lietzau

Markus Czanta

Melanie Klasen-Memmer

Michael Wittek

Izumi Saito

Matthias Bremer

Brigitte Schuler

Atsutaka Manabe

Harald Hirschmann

Volker Reiffenrath

Simon Siemianowski

Marcus Reuter

Sven Baran

Eike Poetsch

Michael Heckmeier

Louise Diane Farrand

Rocco Fortte

Achim Goetz

Martin Engel

Mark Goebel

Werner Binder

Renate Bender

Detlef Pauluth

Holger Heil

Sabine Schoen

Bernhard Rieger

Ian Charles Sage

Andreas Taugerbeck

Constanze Brocke

Kevin Adlem

Sergei Vladimirovich Ivanov

Christian Jasper

Helmut Haensel

Axel Jansen

Qiong Tong

Christian Hock

Georg Bernatz

Konstantin Schneider

Edward Plummer

Joseph Sargent

Michal Krompiec

Christoph Marten

Helga Haas

Elisabeth Meyer

Andreas Pohle

Bernd Fiebranz

David Bruge

Sebastian Hofmeyer

Alex Davis

Ming Fang

Christoph Wetzel

Kai Jaehrling

Alex Holt

Melani Klasen-Memmer

The disclosed and claimed subject matter provides precursors having at least one tethered cyclopentadienyl ligand ('Cp ligand'), at least one amidinate ligand (“Ad ligand”) and a lanthanide and/or lanthanide-like transition metal (“M”) of the general formulae (i) (Cp ligand)-M-(Ad ligand) or (ii) (Cp ligand)-M-(Ad ligand).

Lanthanide and lanthanide-like transition metal complexes

The invention relates to a compound of formula I, wherein R, R, A, A, Z, X, X, Y, Y, Sp, Sp, o and p have one of the meanings as given in claim. The invention further relates to method of production of a compound of formula I, to the use of said compounds in LC media and to LC media comprising one or more compounds of formula I. Further, the invention relates to a method of production of such LC media, to the use of such media in LC devices, and to LC device comprising a LC medium according to the present invention. The present invention further relates to a process for the fabrication such liquid crystal display and to the use of the liquid crystal mixtures according to the invention for the fabrication of such liquid crystal display.

Liquid crystal mixture and liquid crystal display

Liquid-crystalline medium

The invention relates to compounds of the formula I, in whichR, A, n, L, L, Land X have the meanings given in Claim, to a process for their preparation, and to liquid-crystalline media comprising at least one compound of the formula I and electro-optical displays containing a liquid-crystalline medium of this type.

Liquid crystal compounds

A liquid-crystalline medium containing one or more compounds of formula IA, 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-posi-VA, PS-TN, polymer stabilised SA-VA or polymer stabilised SA-FFS display.

Liquid-crystal medium

Compounds of the formula I in which groups and parameters that occur have the definitions given in the disclosure. Preparation methods for these compounds. Uses of the compounds as components in liquid-crystalline media. Electrooptical display elements comprising the liquid-crystalline media.

Dibenzofuran derivatives and dibenzothiophene derivatives

The invention relates to a liquid crystal mixture characterised in that it comprises one or more photoreactive mesogens of formula I wherein the parameters and groups occurring are defined as indicated in claim, to a process for the fabrication of liquid crystal displays using these liquid crystal mixtures and to a liquid crystal display obtainable by this process. The invention further relates to new compounds of formula I.

The invention relates to a liquid-crystalline medium comprising at least one compound of the formula I, in which Rhas the meanings indicated in Claim, and to the use thereof in liquid-crystalline media and in electro-optical liquid-crystal displays.

The invention relates to a liquid-crystalline medium, preferably having a nematic phase and negative dielectric anisotropy, which comprises  in which the parameters have the respective meanings indicated in claim, to the use thereof in an electro-optical display, particularly in an active-matrix display based on the VA, ECB, PALC, IPS or FFS effect, to displays of this type which contain a liquid-crystalline medium of this type, and to the use of the compounds of formula I for reduction of the dispersion of the birefringence of a liquid-crystalline medium which comprises one or more compounds of the formulae II and/or III.

Liquid-crystalline medium and liquid-crystal display comprising the same

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

Disclosed are dibenzofuran and dibenzothiophene derivatives of the general formula I, in which X, X, W, Y, R, A, Z and m have the meaning defined in claim, to a process for the preparation thereof, to the use thereof as components in liquid-crystalline media, and to electro-optical display elements which contain the liquid-crystalline media according to the invention.

Fluorinated dibenzofuran and dibenzothiophene derivatives

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

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Darmstadt, Germany

Lars Lietzau