Liquid-crystalline compounds

US7344761B2 · kind B2 · utility

Assignee

• Merck Patent GmbH · DE

Inventors

• Peer Kirsch · Darmstadt, DE
• Eike Poetsch · Mühltal, DE
• Alexander Hahn · Groß-Gerau, DE
• Werner Binder · Dieburg, DE
• Volker Meyer · Groß-Zimmern, DE
• Michael Heckmeier · Bensheim, DE
• Georg Luessem · Petershausen, DE
• Melanie Klasen-Memmer · Heuchelheim, DE

Key dates

• Filing date: May 24, 2004
• Grant date: Mar 18, 2008
• Expiry date: Dec 6, 2024

Classification

• Technology area (CPC C): Chemistry; Metallurgy
• CPC primary: C09K2323/00
• WIPO field: Basic materials chemistry
• WIPO sector: Chemistry

Abstract

The invention relates to liquid-crystalline compounds of the formula (I), where R11, X11, L11, Y and W are as defined in claim 1, and 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