Patent · US Active

Materials for organic electroluminescent devices

US9537105B2 · kind B2 · utility

8Cited by

3References

10Claims

0Family size

Assignee

Merck Patent GmbH · DE

Inventors

Christof Pflumm · Darmstadt, DE
Arne Buesing · Frankfurt, DE
Amir Hossain Parham · Frankfurt am Main, DE
Teresa Mujica-Fernaud · Darmstadt, DE
Holger Heil · Frankfurt am Main, DE
Philipp Stoessel · Frankfurt am Main, DE

Key dates

Filing date	Jul 16, 2015
Grant date	Jan 3, 2017
Priority date	—
Expiry date	Jul 16, 2035

Classification

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

Abstract

The present invention describes indenocarbazole derivatives having electron- and hole-transporting properties, in particular for use in the emission and/or charge-transport layer of electroluminescent devices or as matrix material. The invention furthermore relates to a process for the preparation of the compounds according to the invention and to electronic devices comprising same.

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