Is a
Patent attributes
Current Assignee
Patent Jurisdiction
Patent Number
Patent Inventor Names
Young-Mo Koo0
Hye-In Jeong0
Ok-Keun Song0
Yong-Han Lee0
Date of Patent
November 23, 2010
0Patent Application Number
111910190
Date Filed
July 28, 2005
0Patent Primary Examiner
Patent abstract
An organic electroluminescent device comprising an organic layer is provided. The organic layer is an electron transport layer comprising an electron transport material and a blue emission material. This electron transport layer causes an increase in the blue emission efficiency and lifespan of the organic electroluminescent device while improving efficiency in red and green ranges, a driving voltage, a color coordinate, and the lifespan of the organic electroluminescent device are not changed.
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