Liquid crystal compounds

US6746729B1 · kind B1 · utility

Assignee

• ROLIC AG · CH

Inventors

• Zoubair Cherkaoui · Allschwil, CH
• Carsten Benecke · Weil am Rhein, DE
• Klaus Schmitt · Lörrach, DE

Key dates

• Filing date: Oct 17, 2001
• Grant date: Jun 8, 2004
• Expiry date: Oct 17, 2021

Classification

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

Abstract

Compounds of formula I: wherein the variables are defined as explained in the disclosure. The invention also provides liquid crystalline mixtures and optical or electro-optical devices including compounds of formula (I).