Organic light-emitting device
    1.
    发明授权

    公开(公告)号:US11264583B2

    公开(公告)日:2022-03-01

    申请号:US16852171

    申请日:2020-04-17

    IPC分类号: H01L51/50 H01L51/00 H01L51/56

    摘要: An organic light-emitting device comprising: a first electrode; a second electrode facing the first electrode; a first emission unit, a second emission unit and a third emission unit between the first electrode and the second electrode; a first charge generation layer between the first emission unit and the second emission unit; and a second charge generation layer between the second emission unit and the third emission unit, wherein the first emission unit comprises a first emission layer, the second emission unit comprises a second emission layer, the third emission unit comprises a third emission layer, and at least one of the first emission unit, the second emission unit and the third emission unit comprises an inorganic buffer layer.