Organic electroluminescent device

Details Organic electroluminescent device Organic electroluminescent device

2007-10-02

2007-10-02

Garrett, Dawn L. (Department: 1774)

Stock material or miscellaneous articles

Composite

Of inorganic material

C428S917000, C313S504000, C313S506000

Reexamination Certificate

active

10910363

ABSTRACT:
The present invention provides an organic EL device, by which optical efficiency and stability of the organic EL device are enhanced by providing an anode of high reflectivity, high work function, superior environmental characteristic, and favorable corrosion resistance to a top-emission type organic EL device. The present invention includes an anode, an organic layer on the anode, and a cathode on the organic layer, wherein the anode comprises a reflective layer reflecting light emitted from the organic layer and a hole injection layer on the reflective layer injecting holes.

REFERENCES:
patent: 6366017 (2002-04-01), Antoniadis et al.
patent: 2002/0117962 (2002-08-01), Beierlein et al.
patent: 2003/0164679 (2003-09-01), Hamano et al.
patent: 2003/0230972 (2003-12-01), Cok
patent: 10-2003-0002182 (2003-01-01), None
Office Action issued by the Korean Intellectual Property Office, no date.

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