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    • 10. 发明申请
    • ORGANIC LIGHT-EMITTING DEVICE
    • 有机发光装置
    • US20150053942A1
    • 2015-02-26
    • US14291516
    • 2014-05-30
    • Samsung Display Co., Ltd.
    • Sam-Il KHOHyoung-Kun KIMMi-Kyung KIMHwan-Hee CHO
    • H01L51/00H01L51/50
    • H01L51/0052C07C211/61C07D209/82C09B1/00C09B11/04C09B23/105C09B23/148C09B57/00C09B57/008C09B57/10C09B69/109H01L51/0059H01L51/006H01L51/0072H01L51/506H01L51/5064
    • Provided is an organic light-emitting device, including a first electrode; a second electrode facing the first electrode; an emission layer disposed between the first electrode and the second electrode; a first hole transport layer that is disposed between the emission layer and the first electrode and includes a first compound and a first charge-generation material; a second hole transport layer that is disposed between the emission layer and the first hole transport layer and includes a second compound; a third hole transport layer that is disposed between the emission layer and the second hole transport layer and includes a third compound and a second charge-generation material; and a fourth hole transport layer that is disposed between the emission layer and the third hole transport layer and includes a fourth compound. The first, second, third, and fourth compounds are each represented by Formula 1 or 2:
    • 提供一种有机发光装置,包括第一电极; 面对所述第一电极的第二电极; 布置在所述第一电极和所述第二电极之间的发射层; 第一空穴传输层,其设置在所述发射层和所述第一电极之间,并且包括第一化合物和第一电荷产生材料; 第二空穴传输层,其设置在所述发射层和所述第一空穴传输层之间并且包括第二化合物; 第三空穴传输层,设置在所述发射层和所述第二空穴传输层之间,并且包括第三化合物和第二电荷产生材料; 以及第四空穴传输层,其设置在所述发光层和所述第三空穴传输层之间,并且包括第四化合物。 第一,第二,第三和第四化合物各自由式1或2表示: