Liquid-crystalline medium

US6908645B2 · kind B2 · utility

Assignee

• Merck Patent GmbH · DE

Inventors

• Peer Kirsch · Darmstadt, DE
• Marc Lenges · Groß-Umstadt, DE
• Michael Heckmeier · Bensheim, DE

Key dates

• Filing date: Sep 30, 2003
• Grant date: Jun 21, 2005
• Expiry date: Sep 30, 2023

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 and to a liquid-crystalline medium based on a mixture of polar compounds, characterized in that it comprises one or more compounds of the general formula I in which R1, L1, L2, L3, L4, L5, L6, Z1, Z2, X, v and u are as defined in claim 1.