The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Jan. 27, 2026

Filed:

Dec. 16, 2022
Applicant:

Merck Patent Gmbh, Darmstadt, DE;

Inventors:

Constanze Brocke, Darmstadt, DE;

Andreas Taugerbeck, Darmstadt, DE;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02F 1/1333 (2006.01); C07C 331/24 (2006.01); C09K 19/18 (2006.01); C09K 19/04 (2006.01);
U.S. Cl.
CPC ...
C09K 19/18 (2013.01); C07C 331/24 (2013.01); C07C 2601/02 (2017.05); C07C 2601/04 (2017.05); C07C 2601/08 (2017.05); C09K 2019/0444 (2013.01); C09K 2019/181 (2013.01); C09K 2219/11 (2013.01);
Abstract

Isothiocyanatoethynylbenzene derivatives of formula I liquid crystal media comprising the isothiocyanatoethynylbenzene derivatives, and high-frequency components comprising 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), and devices comprising said components. Further, an optical component comprising said liquid-crystalline media, operable in the infrared region of the electromagnetic spectrum, the use of said LC medium in the infrared (IR) region, and devices comprising said optical component.


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