Organic light-emitting device
    9.
    发明授权

    公开(公告)号:US09887365B2

    公开(公告)日:2018-02-06

    申请号:US14731094

    申请日:2015-06-04

    Abstract: An organic light-emitting device including a first electrode; a second electrode facing the first electrode; and an organic layer between the first electrode and the second electrode, the organic layer including an emission layer, wherein the organic layer includes a hole transport region between the first electrode and the emission layer, the hole transport region including at least one selected from a hole transport layer, a hole injection layer, and a buffer layer, and an electron transport region between the emission layer and the second electrode, the electron transport region including at least one selected from a hole blocking layer, an electron transport layer, and an electron injection layer, wherein the electron transport region includes a compound represented by Formula 1 and a compound represented by Formula 2

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