Patent · US Active

Liquid-crystalline medium, method for the stabilization thereof, and liquid-crystal display

US10465117B2 · kind B2 · utility

0Cited by

14References

20Claims

0Family size

Assignee

Merck Patent GmbH · DE

Inventors

Mark Goebel · Darmstadt, DE
Eveline BARON · Darmstadt, DE
Rocco Fortte · Frankfurt am Main, DE
Detlef Pauluth · Ober-Ramstadt, DE

Key dates

Filing date	Oct 17, 2013
Grant date	Nov 5, 2019
Priority date	—
Expiry date	Nov 24, 2035

Classification

Technology area (CPC C)Chemistry; Metallurgy
CPC primaryC09K2019/3016
WIPO fieldBasic materials chemistry
WIPO sectorChemistry

Abstract

Compounds of the formula I, and a liquid-crystalline medium, preferably having a nematic phase and negative dielectric anisotropy, which comprises in which the parameters have the respective meanings indicated in Claim 1. The use thereof in an electro-optical display, particularly in an active-matrix display based on the VA, ECB, PALC, FFS or IPS effect. Displays of this type which contain a liquid-crystalline medium of this type. Use of the compounds of the formula I for the stabilization of a liquid-crystalline medium which comprises one or more compounds of the formula II.

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