Organic electroluminescence device

Details Organic electroluminescence device Organic electroluminescence device

2007-05-02

2011-12-13

Ortiz, Angela (Department: 1786)

Electric lamp and discharge devices

With luminescent solid or liquid material

Solid-state type

C428S690000

Reexamination Certificate

active

08076839

ABSTRACT:
An organic electroluminescence device (1) including: an anode (20) and a cathode (50), at least two organic emitting layers (30), (32) and (34) interposed between the anode and the cathode, and at least one intermediate connection layer (40) and (42) being provided between the organic emitting layers (30), (32) and (34), the intermediate connection layer (40) and (42) comprising an acceptor layer, a donor layer and an electron-transporting material layer being stacked in this order from the cathode (50), the electron-transporting material layer containing a non-complex compound with a nitrogen-containing heterocyclic structure.

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