The present invention relates to organic electroluminescent devices which comprise mixtures of at least two electron-conducting materials, in particular as matrix for phosphorescent emitters.
ZUSAMMENSETZUNG FÜR ORGANISCHE ELEKTRONISCHE VORRICHTUNGEN
申请人:Merck Patent GmbH
公开号:EP3649213B1
公开(公告)日:2021-06-23
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 Electroluminescent Device
申请人:MERCK PATENT GMBH
公开号:US20160155959A1
公开(公告)日:2016-06-02
The present invention relates to organic electroluminescent devices which comprise a mixture of an iridium complex and a triazine or pyrimidine compound in the emitting layer.
AN ELECTRON TRANSPORT MATERIAL AND AN ORGANIC ELECTROLUMINESCENCE DEVICE COMPRISING THE SAME
申请人:Rohm and Haas Electronic Materials Korea Ltd.
公开号:US20170077415A1
公开(公告)日:2017-03-16
The present invention relates to an organic electroluminescent device comprising an electron transport material which comprises a compound having a specific structure. The organic electroluminescent device comprising the electron transport material of the present invention provides low driving voltage, high luminous efficiency, excellent lifespan characteristics, and excellent color coordination to efficiently emit blue light.