ORGANIC LIGHT EMITTING DIODE AND ORGANIC LIGHT EMITTING DEVICE INCLUDING THE SAME

    公开(公告)号:EP4164365A1

    公开(公告)日:2023-04-12

    申请号:EP22199789.3

    申请日:2022-10-05

    摘要: An organic light emitting diode (D, D1, D2, D3 D4, D5) and an organic light emitting device thereof are provided, each including a first compound (232, 412, 512, 612, 722) represented by the following structure, a second compound (234, 414, 514, 614, 724) as a p-type host and a third compound (236, 416, 516, 616, 726) as an n-type host in an emitting material layer. As a result, the organic light emitting diode (D, D1, D2, D3 D4, D5) and the organic light emitting device have advantages in the driving voltage, the luminous efficiency and the lifespan. The organic light emitting device includes the organic light emitting diode (D, D1, D2, D3 D4, D5) and can be a display device or a lighting device.

    ORGANIC LIGHT EMITTING DIODE AND ORGANIC LIGHT EMITTING DEVICE INCLUDING THE SAME

    公开(公告)号:EP4164363A1

    公开(公告)日:2023-04-12

    申请号:EP22199762.0

    申请日:2022-10-05

    IPC分类号: H10K85/30 H10K85/60 H10K50/13

    摘要: An organic light emitting diode (D, D1, D2, D3, D4, D5) and an organic light emitting device (100, 300) including the organic light emitting diode (D, D1, D2, D3, D4, D5) are discussed. The organic light emitting diode (D, D1, D2, D3, D4, D5) can include a first compound (232, 412, 512, 612, 722) represented by the following formula, a second compound (234, 414, 514, 614, 724) as a p-type host and a third compound (236, 416, 516, 616, 726) as an n-type host in an emitting material layer. As a result, the organic light emitting diode (D, D1, D2, D3 D4, D5) and the organic light emitting device (100, 300) have advantages in the driving voltage, the luminous efficiency and the lifespan.

    ORGANIC ELECTROLUMINESCENT DEVICE
    8.
    发明公开

    公开(公告)号:EP3489325A1

    公开(公告)日:2019-05-29

    申请号:EP19150518.9

    申请日:2014-11-27

    摘要: Discussed is an organic electroluminescent device, comprising: a first electrode; a second electrode facing the first electrode; an emitting material layer between the first and second electrodes; a hole injection layer between the first electrode and the emitting material layer; and a hole transporting layer between the hole injection layer and the emitting material layer, wherein at least one of the hole injection layer, the hole transporting layer and the emitting material layer includes an organic compound of Formula:

    and
    wherein X is selected from carbon, nitrogen, oxygen and sulfur, and Y is selected from aryl and arylamine.