Patent · US Active

Thiophene derivatives, and LC media containing same

US8394293B2 · kind B2 · utility

6Cited by

3References

20Claims

0Family size

Assignee

Merck Patent GmbH · DE

Inventors

Axel Jansen · Darmstadt, DE
Detlef Pauluth · Ober-Ramstadt, DE
Harald Hirschmann · Darmstadt, DE
Markus Czanta · Darmstadt, DE

Key dates

Filing date	Mar 30, 2009
Grant date	Mar 12, 2013
Priority date	—
Expiry date	Mar 30, 2029

Classification

Technology area (CPC C)Chemistry; Metallurgy
CPC primaryC09K2323/03
WIPO fieldBasic materials chemistry
WIPO sectorChemistry

Abstract

The present invention relates to thiophene derivatives, to processes and intermediates for the preparation thereof, to the use thereof for optical, electro-optical and electronic purposes, in particular in liquid-crystal (LC) media and LC displays, and to LC media and LC displays comprising same.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.