Liquid crystal mixture and liquid crystal display

US11352560B2 · kind B2 · utility

Assignee

• Merck Patent GmbH · DE

Inventors

• Lars Lietzau · Darmstadt, DE
• Simon SIEMIANOWSKI · Darmstadt, DE
• Izumi Saito · Darmstadt, DE

Key dates

• Filing date: Apr 18, 2019
• Grant date: Jun 7, 2022
• Expiry date: Apr 18, 2039

Classification

• Technology area (CPC C): Chemistry; Metallurgy
• CPC primary: C09K2019/3422
• WIPO field: Basic materials chemistry
• WIPO sector: Chemistry

Abstract

The invention relates to a compound of formula I, wherein R11, R21, A11, A, Z, X11, X21, Y11, Y12, Sp11, Sp21, o and p have one of the meanings as given in claim 1. The invention further relates to method of production of a compound of formula I, to the use of said compounds in LC media and to LC media comprising one or more compounds of formula I. Further, the invention relates to a method of production of such LC media, to the use of such media in LC devices, and to LC device comprising a LC medium according to the present invention. The present invention further relates to a process for the fabrication such liquid crystal display and to the use of the liquid crystal mixtures according to the invention for the fabrication of such liquid crystal display.