IP Library Granted Patent US 8,648,333
Granted Patent B2
US 8,648,333 · App. 12/907,058 · Granted Feb 11, 2014

Triarylamine compounds for use in organic light-emitting diodes

Inventors: Ying Wang (Wilimgton, DE); Weishi Wu (Landenberg, PA); Kerwin D. Dobbs (Wilmington, DE)
Assignee: E I du Pont de Nemours and Company
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Quick Facts
Patent No.
US 8,648,333
App. No.
12/907,058
Granted
Feb 11, 2014
Kind
B2
Abstract

This invention relates to triarylamine compounds that are useful in electronic applications. It also relates to electronic devices in which the active layer includes such a compound.

Claims (4)

1. A compound selected from the group consisting of:

2. An organic electronic device comprising a first electrical contact layer, a second electrical contact layer, and at least one active layer therebetween, wherein the active layer comprises a compound selected from the group consisting of:

3. The device of claim 2 , wherein the active layer is an electroactive layer which further comprises an organometallic dopant capable of electroluminescent having an emission maximum between 380 and 750 nm.

4. The device of claim 3 , wherein the active layer is a hole transport layer.

Assignments (2)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Aug 22, 2019
From: E. I. DU PONT DE NEMOURS AND COMPANY
To: LG CHEM, LTD.
Reel/Frame 050150/0482 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Nov 17, 2010
From: WANG, YING; WU, WEISHI; DOBBS, KERWIN D.
To: E. I. DU PONT DE NEMOURS AND COMPANY
Reel/Frame 025385/0156 →
Continuity (3)
Provisional Application 61362413 · Jul 8, 2010
Provisional Application 61252812 · Oct 19, 2009
Related Publication 20110253985A1 · Oct 20, 2011