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    ORGANIC LIGHT-EMITTING DEVICE INCLUDING MULTI-LAYERED HOLE TRANSPORT LAYER, AND ORGANIC LIGHT-EMITTING DISPLAY APPARATUS INCLUDING THE SAME
    6.
    发明申请
    ORGANIC LIGHT-EMITTING DEVICE INCLUDING MULTI-LAYERED HOLE TRANSPORT LAYER, AND ORGANIC LIGHT-EMITTING DISPLAY APPARATUS INCLUDING THE SAME 有权
    有机发光装置，包括多层孔输送层，有机发光显示装置，包括它们

    公开(公告)号：US20140001444A1

    公开(公告)日：2014-01-02

    申请号：US13682076

    申请日：2012-11-20

    申请人： Hyoung-Kun KIM ,  Sam-Il KHO ,  Mie-Hwa PARK ,  Yoon-Hyun KWAK ,  Ja-Hyun IM ,  Chang-Woong CHU ,  Kwan-Hee LEE

    发明人： Hyoung-Kun KIM ,  Sam-Il KHO ,  Mie-Hwa PARK ,  Yoon-Hyun KWAK ,  Ja-Hyun IM ,  Chang-Woong CHU ,  Kwan-Hee LEE

    IPC分类号： H01L51/50 ,  H01L27/32

    CPC分类号： H01L51/5064 ,  H01L27/3225 ,  H01L51/006 ,  H01L51/0061 ,  H01L51/506 ,  H01L51/5072 ,  H01L51/5092 ,  H01L2251/308

    摘要： An organic light-emitting device includes an emission layer between first and second electrodes, a first hole transport layer that is between the emission layer and the first electrode and that includes a first hole transport compound and a first electron acceptor, a second hole transport layer that is between the emission layer and first hole transport layer and that includes a second hole transport compound, a third hole transport layer that is between the emission layer and the second hole transport layer and that includes a third hole transport compound and a second electron acceptor, a fourth hole transport layer that is between the emission layer and the third hole transport layer and that includes a fourth hole transport compound, a buffer layer between the emission layer and the fourth hole transport layer, and an electron transport layer that includes a pyrimidine-based compound.

    摘要翻译： 有机发光器件包括在第一和第二电极之间的发射层，位于发射层和第一电极之间的第一空穴传输层，并且包括第一空穴传输化合物和第一电子受体，第二空穴传输层 在发光层和第一空穴传输层之间，并且包括第二空穴传输化合物，位于发光层和第二空穴传输层之间的第三空穴传输层，并且包括第三空穴传输化合物和第二电子受体 第四空穴传输层，其位于发光层和第三空穴传输层之间，并且包括第四空穴传输化合物，发光层和第四空穴传输层之间的缓冲层，以及包含嘧啶的电子传输层 基化合物。