Liquid-crystalline phenol esters

US7316830B2 · kind B2 · utility

Assignee

• Merck Patent GmbH · DE

Inventors

• Volker Reiffenrath · Roßdorf, DE
• Michael Heckmeier · Bensheim, DE
• Eike Poetsch · Mühltal, DE
• Joachim Krause · Dieburg, DE
• Werner Binder · Dieburg, DE
• Brigitte Schuler · Großostheim, DE
• Achim Götz · Ransbach-Baumbach, DE

Key dates

• Filing date: Aug 24, 2006
• Grant date: Jan 8, 2008
• Expiry date: Aug 24, 2026

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 phenol esters of the formula Iin whichR, A1, Z1, m, L and Y are as defined in Claim 1, to liquid-crystalline media comprising at least one phenol ester of the formula I, and to electro-optical displays containing such a liquid-crystalline medium.