Patent · US Active

Liquid crystal material

US10260001B2 · kind B2 · utility

4Cited by

5References

20Claims

0Family size

Assignee

Merck Patent GmbH · DE

Inventors

Michael Junge · Munich, DE
Mila Fischer · Bremke, DE
Ursula Patwal · Reinheim, DE
Peer Kirsch · Darmstadt, DE
Susann BECK · Darmstadt, DE

Key dates

Filing date	Mar 20, 2015
Grant date	Apr 16, 2019
Priority date	—
Expiry date	Mar 25, 2035

Classification

Technology area (CPC G)Physics
CPC primaryG02F1/13706
WIPO fieldBasic materials chemistry
WIPO sectorChemistry

Abstract

The present application relates to a liquid-crystalline material which comprises at least one dye compound and at least one compound of a formula (IA) or (IB). The liquid-crystalline material is suitable for use in optical switching devices, in particular in devices for the homogeneous regulation of the passage of light through an area.

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