Patent · US Active

Liquid-crystalline medium

US9234136B2 · kind B2 · utility

17Cited by

0References

20Claims

0Family size

Assignee

Merck Patent GmbH · DE

Inventors

Graziano Archetti · Darmstadt, DE
Andreas Taugerbeck · Darmstadt, DE
Renate Bender · Darmstadt, DE
Ming-Chou Wu · Taipei, TW

Key dates

Filing date	Jul 3, 2012
Grant date	Jan 12, 2016
Priority date	—
Expiry date	Jul 3, 2032

Classification

Technology area (CPC C)Chemistry; Metallurgy
CPC primaryC09K2019/548
WIPO fieldBasic materials chemistry
WIPO sectorChemistry

Abstract

The invention relates to a liquid-crystalline medium based on a mixture of polar compounds having a negative dielectric anisotropy which contains at least one self-aligning additive, especially at least one additive selected from the group of the compounds of the formula IA to IDin which

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