Organic electroluminescent compound and organic electroluminescent device comprising the same
申请人:Rohm and Haas Electronic Materials Korea Ltd.
公开号:US10033001B2
公开(公告)日:2018-07-24
The present disclosure relates to an organic electroluminescent compound and an organic electroluminescent device comprising the same. The organic electroluminescent compound of the present disclosure can provide an organic electroluminescent device showing excellence in color purity, solubility, heat stability, driving voltage, current efficiency, and power efficiency, as well as remarkably improved lifespan.
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.
Organic electroluminescent materials and devices cross-reference to related applications
申请人:Universal Display Corporation
公开号:EP2849240A2
公开(公告)日:2015-03-18
A composition formed of a mixture of two compounds having similar thermal evaporation properties that are pre-mixed into an evaporation source that can be used to co-evaporate the two compounds into an emission layer in OLEDs via vacuum thermal evaporation process is disclosed.
A composition formed of a mixture of two components having similar thermal evaporation properties that are pre-mixed into an evaporation source that can be used to co-evaporate the two compounds into an emissive layer in OLEDs via vacuum thermal evaporation process is disclosed.
Organic electroluminescent compounds and an organic electroluminescent device comprising the same
申请人:Rohm and Haas Electronic Materials Korea Ltd.
公开号:US10633583B2
公开(公告)日:2020-04-28
The present disclosure relates to novel organic electroluminescent compounds and an organic electroluminescent device comprising the same. By using the organic electroluminescent compound of the present disclosure, the organic electroluminescent device may improve driving lifespan while maintaining equal or greater efficiency compared to conventional devices.