Patent · US Active

Materials for organic electroluminescent devices

US9876181B2 · kind B2 · utility

3Cited by

1References

15Claims

0Family size

Assignee

Merck Patent GmbH · DE

Inventors

Amir Hossain Parham · Frankfurt am Main, DE
Thomas Eberle · Landau, DE
Anja Jatsch · Frankfurt am Main, DE
Tobias Grossmann · Darmstadt, DE
Jonas Valentin Kroeber · Frankfurt am Main, DE
Rémi Manouk ANÉMAIN · Seoul, KR

Key dates

Filing date	Jul 15, 2015
Grant date	Jan 23, 2018
Priority date	—
Expiry date	Jul 15, 2035

Classification

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

Abstract

The present invention relates to electron-deficient heteroaromatic compounds which are substituted by dibenzofuran or dibenzothiophene derivatives and by carbazoles or amines, in particular for use as triplet matrix materials in organic electroluminescent devices. The invention furthermore relates to a process for the preparation of the compounds according to the invention and to electronic devices comprising these compounds.

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