Patent · US Active

Materials for organic electroluminescent devices

US8993123B2 · kind B2 · utility

11Cited by

9References

17Claims

0Family size

Assignee

Merck Patent GmbH · DE

Inventors

Arne Buesing · Frankfurt, DE
Holger Heil · Frankfurt am Main, DE
Philipp Stoessel · Frankfurt am Main, DE

Key dates

Filing date	Feb 13, 2009
Grant date	Mar 31, 2015
Priority date	—
Expiry date	May 7, 2029

Classification

Technology area (CPC Y)Emerging Cross-Sectional Technologies
CPC primaryY10S428/917
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 in the emitting layer and/or as electron-transport material.

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