Patent · US Active

Organic electroluminescent device having an exciton quenching layer

US9917270B1 · kind B1 · utility

3Cited by

0References

19Claims

0Family size

Assignee

CYNORA GmbH · DE

Inventors

Daniel Volz · Karlsruhe, DE
Harald Flügge · Karlsruhe, DE
Patrick Pingel · Potsdam, DE
Georgios Liaptsis · Mannheim, DE

Key dates

Filing date	May 8, 2017
Grant date	Mar 13, 2018
Priority date	—
Expiry date	May 8, 2037

Classification

Technology area (CPC H)Electricity
CPC primaryH10K2101/20

Abstract

The present invention relates to a an organic electroluminescent device comprising an exciton quenching layer C located between the a light-emitting layer B and an electron-transport layer D, wherein the exciton quenching layer C comprises at least one emitter EC and at least 80% by weight of at least one electron transport material ETMD.

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