NOVEL COMBINATION OF A HOST COMPOUND AND A DOPANT COMPOUND AND AN ORGANIC ELECTROLUMINESCENCE DEVICE COMPRISING THE SAME
申请人:Rohm and Haas Electronic Mateirals Korea Ltd.
公开号:US20150218441A1
公开(公告)日:2015-08-06
The present invention relates to a specific combination of a dopant compound and a host compound, and an organic electroluminescent device comprising the same. The organic electroluminescent device of the present invention emits yellow-green light; lowers the driving voltage of the device by improving the current characteristic of the device; and improves power efficiency and operational lifespan.
ORGANIC LIGHT EMITTING DIODE AND ORGANIC LIGHT EMITTING DISPLAY DEVICE INCLUDING THE SAME
申请人:SAMSUNG DISPLAY CO., LTD.
公开号:US20160072077A1
公开(公告)日:2016-03-10
An organic light emitting element and an organic light emitting display, the organic light emitting element including a first compound represented by one of Chemical Formula 1-A to Chemical Formula 1-G, and a second compound represented by Chemical Formula 2:
ORGANIC LIGHT-EMITTING DEVICE
申请人:SAMSUNG DISPLAY CO., LTD.
公开号:US20160133844A1
公开(公告)日:2016-05-12
An organic light-emitting device including a first electrode; a second electrode; and an organic layer between the first electrode and the second electrode and including an emission layer. The organic layer includes a first material represented by Formula 1 and a second material represented by Formula 2:
The resulting organic light-emitting device may have high efficiency and a long lifespan.