Aromatic amine derivative and organic electroluminescent...

Details Aromatic amine derivative and organic electroluminescent... Aromatic amine derivative and organic electroluminescent...

2011-07-12

2011-07-12

Tarazano, D. Lawrence (Department: 1786)

Stock material or miscellaneous articles

Composite

Of inorganic material

C313S504000, C564S434000

Reexamination Certificate

active

07976957

ABSTRACT:
An aromatic amine derivative having a specific structure having m-terphenyl group and an organic electroluminescence device comprising a cathode, an anode and an organic thin film layer which is disposed between the cathode and the anode and comprises at least one layer comprising at least a light emitting layer, wherein at least one layer in the organic thin film layer comprises the aromatic amine derivative singly or as a component of a mixture. The organic electroluminescence device has a long life.

REFERENCES:
patent: 6632543 (2003-10-01), Kawamura
patent: 2007/0167654 (2007-07-01), Yabunouchi et al.
patent: 01/23344 (2001-04-01), None
U.S. Appl. No. 11/855,556, filed Sep. 14, 2007, Yabunouchi, et al.

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