Holland & Knight LLP
Organic electroluminescence device
An organic electroluminescence device is disclosed which comprises an emitting layer and a hole blocking layer disposed between an electron injecting electrode (cathode) and a hole injecting electrode (anode), the material for the hole blocking layer being expressed by the following chemical formula 1:The organic electroluminescence device can improve the luminescence and driving characteristics.
LG Display Co., Ltd.
H Y H H H H H H H H H H C C C
H01L Y10S H05B H01L H01L H01L H01L H01L H01L H01L H01L H01L C09K C09K C09K
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Hyun Cheol Jeong Dae Kyung Hoon Chun Gun
Jeong Seo Lee Park