Patent · US Active

Electroluminescent device

US8628862B2 · kind B2 · utility

5Cited by

60References

6Claims

0Family size

Assignee

BASF SE

Inventors

Thomas Schaefer · Liestal, CH
Colin Morton · Faringdon, GB
Peter Murer · Oberwil, CH
Frederique Wendeborn · Ranspach-le-Haut, FR
Beat Schmidhalter · Bubendorf, CH
Kristina Bardon · Waldshut-Tiengen, DE

Key dates

Filing date	Sep 10, 2008
Grant date	Jan 14, 2014
Priority date	—
Expiry date	Aug 25, 2030

Classification

Technology area (CPC Y)Emerging Cross-Sectional Technologies
CPC primaryY02P70/50
WIPO fieldOrganic fine chemistry
WIPO sectorChemistry

Abstract

The present invention relates to an electronic device, especially an electroluminescent devices, comprising a compound of Formula (I), especially as host for phosphorescent compounds. The hosts may function with phosphorescent materials to provide improved efficiency, stability, manufacturability, or spectral characteristics of electroluminescent devices.

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