Patent · US Active

Liquid crystalline media and liquid crystal displays with a polymer-stabilized homeotropic orientation

US9120970B2 · kind B2 · utility

1Cited by

3References

26Claims

0Family size

Assignee

Merck Patent GmbH · DE

Inventors

Graziano Archetti · Darmstadt, DE
Andreas Taugerbeck · Darmstadt, DE
Renate Bender · Darmstadt, DE

Key dates

Filing date	Jun 29, 2011
Grant date	Sep 1, 2015
Priority date	—
Expiry date	Oct 27, 2031

Classification

Technology area (CPC C)Chemistry; Metallurgy
CPC primaryC09K2019/0448
WIPO fieldBasic materials chemistry
WIPO sectorChemistry

Abstract

The present invention relates to liquid-crystal displays (LC displays) with polymer-stabilized, homeotropic (vertical) alignment of the liquid-crystalline medium (LC medium) without conventional imide alignment layers. The LC medium according to the invention comprises particles having a mass of at least 450 Da which have been functionalized by a polar, organic anchor group.

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