Patent · US Active

Phenoxazine derivatives for organic electroluminescent devices

US10696664B2 · kind B2 · utility

1Cited by

0References

23Claims

0Family size

Assignee

Merck Patent GmbH · DE

Inventors

Holger Heil · Frankfurt am Main, DE
Beate Burkhart · Darmstadt, DE
Lara-Isabel Rodriguez · Darmstadt, DE
Sebastian Meyer · Bielefeld, DE
Rouven Linge · Darmstadt, DE
Amandine Darsy · Frankfurt am Main, DE

Key dates

Filing date	Jul 15, 2016
Grant date	Jun 30, 2020
Priority date	—
Expiry date	Jul 15, 2036

Classification

Technology area (CPC Y)Emerging Cross-Sectional Technologies
CPC primaryY02E10/549
WIPO fieldOrganic fine chemistry
WIPO sectorChemistry

Abstract

The present invention relates to the compounds of the formula (1) and to organic electroluminescent devices, in particular blue-emitting devices, in which these compounds are used as host material or dopant in the emitting layer and/or as hole-transport material and/or as electron-transport material.

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