Liquid-crystalline medium

US5744060A · kind A · utility

Assignee

• Merck Patent GmbH · DE

Inventors

• Kazuaki Tarumi · Seeheim-Jugenheim, DE
• Brigitte Schuler · Großostheim, DE
• Ekkehard Bartmann · Langen (Hessen), DE
• Detlef Pauluth · Ober-Ramstadt, DE

Key dates

• Filing date: Aug 2, 1996
• Grant date: Apr 28, 1998
• Expiry date: Aug 2, 2016

Classification

• Technology area (CPC C): Chemistry; Metallurgy
• CPC primary: C09K19/30
• WIPO field: Basic materials chemistry
• WIPO sector: Chemistry

Abstract

A liquid-crystalline medium based on a mixture of polar compounds having positive dielectric anisotropy, characterized in that it comprises one or more compounds of the general formula I ##STR1## in which R, Y, L.sup.1 and L.sup.2 are as defined in claim 1.