Patent · US Active

Liquid-crystalline compounds and liquid-crystalline media

US8551359B2 · kind B2 · utility

3Cited by

7References

20Claims

0Family size

Assignee

Merck Patent GmbH · DE

Inventors

Axel Jansen · Darmstadt, DE
Helmut Haensel · Heilbad Heiligenstadt, DE
Malgorzata Rillich · Darmstadt, DE

Key dates

Filing date	Apr 14, 2011
Grant date	Oct 8, 2013
Priority date	—
Expiry date	Jul 9, 2031

Classification

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

Abstract

The present invention relates to liquid-crystalline compounds having two fluorinated biphenyl units, a terminal trifluoromethyl or trifluoromethoxy group and a —CF2O— bridge between the two fluorinated biphenyl units. The invention also relates to liquid-crystalline media prepared therewith and to liquid-crystal display devices (LC displays) containing these media.

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