Patent · US Active

Liquid-crystalline medium

US11667840B2 · kind B2 · utility

0Cited by

7References

8Claims

0Family size

Assignee

Merck Patent GmbH · DE

Inventors

Atsutaka Manabe · Bensheim, DE
Christian Jasper · Seligenstadt, DE
Volker Reiffenrath · Roßdorf, DE
Constanze Brocke · Groß-Gerau, DE
Detlef Pauluth · Ober-Ramstadt, DE
Dagmar Klass · Darmstadt, DE
Michael Wittek · Darmstadt, DE
Renate SEEGER · Riedstadt, DE
Dmitry USHAKOV · Kohlenbissen, DE
Beate Schneider · Seeheim-Jugenheim, DE

Key dates

Filing date	Oct 23, 2017
Grant date	Jun 6, 2023
Priority date	—
Expiry date	Feb 18, 2038

Classification

Technology area (CPC H)Electricity
CPC primaryH01Q21/00
WIPO fieldBasic materials chemistry
WIPO sectorChemistry

Abstract

The present invention relates to liquid-crystalline media comprising one or more compounds of formula DFS in which the groups and parameters occurring have the meanings indicated in claim 1, to high-frequency components comprising same, especially microwave components for high-frequency devices, such as devices for shifting the phase of microwaves, in particular for microwave phased-array antennas. The present invention further relates to novel mesogenic compounds.

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