Alkynyl-tolanes, liquid-crystal mixtures containing them and components for high-frequency technology

US10099975B2 · kind B2 · utility

Assignee

• Merck Patent GmbH · DE

Inventors

• Christian Jasper · Seligenstadt, DE
• Constanze Brocke · Groß-Gerau, DE
• Detlef Pauluth · Ober-Ramstadt, DE
• Volker Reiffenrath · Roßdorf, DE
• Atsutaka Manabe · Bensheim, DE

Key dates

• Filing date: Aug 11, 2014
• Grant date: Oct 16, 2018
• Expiry date: Aug 11, 2034

Classification

• Technology area (CPC C): Chemistry; Metallurgy
• CPC primary: C09K2219/11
• WIPO field: Organic fine chemistry
• WIPO sector: Chemistry

Abstract

Compounds of formula I their use in liquid-crystalline media, for example, for the phase shifting of microwaves for tunable phased-array antennae, and their use for high-frequency components, in particular antennae, especially for the gigahertz range.