US 2018/0026198 A1 · ORGANIC ELECTROLUMINESCENCE DEVICE

Abstract

The organic EL device of the present invention has an anode, a hole transport layer, a luminous layer, an electron transport layer, and a cathode in the order of description. The hole transport layer includes an arylamine compound represented by the following general formula (1): in the formula, Ar1 to Ar4 each represent a monovalent aromatic hydrocarbon group or a monovalent aromatic heterocyclic group, and the luminous layer includes an N-aromatic substituted nitrogen-containing heterocyclic compound.

Claims13

Dependent claims

An organic electroluminescence device having an anode, a hole transport layer, a luminous layer, an electron transport layer, and a cathode in the order of description, wherein the hole transport layer includes an arylamine compound represented by the following general formula (1), and the luminous layer includes an N-aromatic substituted nitrogen-containing heterocyclic compound:

wherein
Ar1 to Ar4 each represent a monovalent aromatic hydrocarbon group or a monovalent aromatic heterocyclic group.

Dependencies are inferred from the claim text.

Facts

Application

15/541,849Filed 5 Jan 2016

Priority

JP 2015-0020958 Jan 2015

Published

25 Jan 2018

Term ends

Not estimatedThe source records don’t support an estimate.

Classification29 codes

C07C 211/54
Having amino groups bound to carbon atoms of six-membered aromatic rings of the carbon skeleton: having amino groups bound to two or three…
C07C 211/61
Having amino groups bound to carbon atoms of six-membered aromatic rings being part of condensed ring systems of the carbon skeleton: with at…
C09B 57/008
Other synthetic dyes of known constitution: triarylamine dyes containing no other chromophores
C09K 11/06
Luminescent materials, e.g. electroluminescent or chemiluminescent: containing organic luminescent materials

Organic electroluminescence device

Life of this patent

Organic electroluminescence device

Life of this patent

Abstract

Claims13