Patent · US Active

Mesogenic media and liquid crystal display

US10190049B2 · kind B2 · utility

0Cited by

0References

9Claims

0Family size

Assignee

Merck Patent GmbH · DE

Inventors

Owain Ilyr Parri · Ferndown, GB
Graziano Archetti · Darmstadt, DE
Simon SIEMIANOWSKI · Darmstadt, DE
Izumi Saito · Darmstadt, DE
Rachel TUFFIN · Rue Basse-Henne, GB

Key dates

Filing date	Jun 15, 2015
Grant date	Jan 29, 2019
Priority date	—
Expiry date	Jun 28, 2035

Classification

Technology area (CPC C)Chemistry; Metallurgy
CPC primaryC09K2019/0444
WIPO fieldBasic materials chemistry
WIPO sectorChemistry

Abstract

The invention relates to mesogenic media comprising one or more bimesogenic compounds, one or more nematogenic compound, one or more chiral compound and a compound of formula I, R11-A11-(Z12-A12)m-AG I in which, the parameter A11, A12, Z12 and R11 have one of the meanings as given in claim 1, and to the use of these mesogenic media in liquid crystal devices and in particular in flexoelectric liquid crystal devices, as well as to liquid crystal devices comprising a liquid crystal medium according to the present invention.

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