Patent · US Active

Materials for organic electroluminescent devices

US8241763B2 · kind B2 · utility

11Cited by

1References

17Claims

0Family size

Assignee

Merck Patent GmbH · DE

Inventors

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

Key dates

Filing date	Jun 20, 2007
Grant date	Aug 14, 2012
Priority date	—
Expiry date	May 28, 2028

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 formulae (1) to (6) 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.