Liquid-crystalline medium

US11268026B2 · kind B2 · utility

Assignee

• Merck Patent GmbH · DE

Inventors

• Dagmar Klass · Darmstadt, DE
• Carsten Fritzsch · Darmstadt, DE

Key dates

• Filing date: Mar 22, 2019
• Grant date: Mar 8, 2022
• Expiry date: May 13, 2039

Classification

• Technology area (CPC H): Electricity
• CPC primary: H01Q21/22
• WIPO field: Basic materials chemistry
• WIPO sector: Chemistry

Abstract

Liquid-crystalline media containing one or more compounds of formula T and one or more compounds of formulae I, II and/or III, high-frequency components containing these media, especially microwave components for high-frequency devices, such as devices for shifting the phase of microwaves, tunable filters, tunable metamaterial structures, and electronic beam steering antennas, e.g., phased array antennas.