Patent · US Active

Polymers containing substituted oligo-triarylamine units and electroluminescence devices containing such polymers

US9745420B2 · kind B2 · utility

1Cited by

2References

11Claims

0Family size

Assignee

Merck Patent GmbH · DE

Inventors

Holger Heil · Frankfurt am Main, DE
Fabrice Eckes · Darmstadt, DE
Dominik Joosten · Ober-Ramstadt, DE
Anna Hayer · Darmstadt, DE
Katja Stegmaier · Darmstadt, DE

Key dates

Filing date	Apr 15, 2013
Grant date	Aug 29, 2017
Priority date	—
Expiry date	Jul 22, 2033

Classification

Technology area (CPC Y)Emerging Cross-Sectional Technologies
CPC primaryY02E10/549
WIPO fieldMacromolecular chemistry, polymers
WIPO sectorChemistry

Abstract

The present invention relates to polymers containing oligo-triarylamine repetition units that are substituted in the ortho position, a method for the production thereof, and use thereof in electronic devices, particularly in organic electroluminescence devices, known as OLEDs (OLED=organic light emitting diodes). The present invention further relates to organic electroluminescence devices containing these polymers.

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