Liquid-crystalline medium

US8168081B2 · kind B2 · utility

Assignee

• Merck Patent GmbH · DE

Inventors

• Melanie Klasen-Memmer · Heuchelheim, DE
• Georg Bernatz · Darmstadt, DE
• Izumi Saito · Darmstadt, DE
• Matthias Bremer · Darmstadt, DE
• Lars Lietzau · Darmstadt, DE
• Volker Reiffenrath · Roßdorf, DE

Key dates

• Filing date: Jul 17, 2007
• Grant date: May 1, 2012
• Expiry date: Oct 23, 2027

Classification

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

Abstract

The invention relates to a liquid-crystalline medium based on a mixture of dielectrically negative, polar compounds which comprises at least one compound of the formula I