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    ORGANIC LIGHT-EMITTING DEVICE
    3.
    发明申请
    ORGANIC LIGHT-EMITTING DEVICE 有权

    公开(公告)号：US20220077399A1

    公开(公告)日：2022-03-10

    申请号：US17530403

    申请日：2021-11-18

    Applicant: Samsung Display Co., Ltd.

    Inventor： Seulong Kim ,  Younsun Kim ,  Dongwoo Shin ,  Jungsub Lee ,  Naoyuki Ito ,  Jino Lim

    IPC: H01L51/00 ,  H01L51/52 ,  H01L51/50 ,  C09K11/02 ,  C09K11/06

    Abstract: An organic light-emitting device having low-driving voltage, improved efficiency, and long lifespan includes: a first electrode; a second electrode facing the first electrode; a first layer between the first electrode and the second electrode, the first layer including a first compound; a second layer between the first layer and the second electrode, the second layer including a second compound; and a third layer between the second layer and the second electrode, the third layer including a third compound; wherein the first compound does not include a nitrogen-containing heterocyclic group comprising *═N—*′ as a ring forming moiety, and wherein the first compound, the second compound, and the third compound each independently include at least one group selected from groups represented by Formulae A to C:

    Organic light-emitting device
    4.
    发明授权
    Organic light-emitting device 有权

    公开(公告)号：US11165024B2

    公开(公告)日：2021-11-02

    申请号：US15380692

    申请日：2016-12-15

    Applicant: Samsung Display Co., Ltd.

    Inventor： Seulong Kim ,  Younsun Kim ,  Dongwoo Shin ,  Jungsub Lee ,  Jino Lim ,  Hyein Jeong

    IPC: H01L51/54 ,  H01L51/00 ,  C09K11/02 ,  C09K11/06 ,  H01L51/50

    Abstract: An organic light-emitting device including a first electrode, a second electrode facing the first electrode, an emission layer between the first electrode and the second electrode, a hole transport region between the first electrode and the emission layer, and an electron transport region between the emission layer and the second electrode; wherein the electron transport region comprises at least one first compound, the emission layer comprises at least one second compound, the first compound is represented by Formula 1, and the second compound is represented by one selected from Formulae 2-1, 2-2, and 2-3:

    Organic light-emitting device
    5.
    发明授权
    Organic light-emitting device 有权

    公开(公告)号：US11056541B2

    公开(公告)日：2021-07-06

    申请号：US16739048

    申请日：2020-01-09

    Applicant: Samsung Display Co., Ltd.

    Inventor： Jino Lim ,  Seulong Kim ,  Younsun Kim ,  Dongwoo Shin ,  Jungsub Lee ,  Hyein Jeong

    IPC: H01L27/32 ,  H01L51/00 ,  H01L51/50 ,  C09K11/02 ,  C09K11/06

    Abstract: An electronic apparatus including a substrate; an organic light-emitting device disposed on the substrate; and a thin film encapsulation portion sealing the organic light-emitting device and including at least one organic film is presented. The organic film includes a cured product of a composition for forming an organic film, the composition including a curable material and an ultraviolet (UV) absorber, wherein the curable material includes at least one selected from an acryl-based material, a methacryl-based material, an acrylate-based material, a methacrylate-based material, a vinyl-based material, an epoxy-based material, a urethane-based material, and a cellulose-based material, and the organic light-emitting device includes a first electrode, a second electrode, an emission layer between the first electrode and the second electrode, and a hole transport region between the first electrode and the emission layer. The emission layer includes a compound shown below, and the hole transport region includes a diamine compound:

    Organic light-emitting device
    6.
    发明授权
    Organic light-emitting device 有权

    公开(公告)号：US10811614B2

    公开(公告)日：2020-10-20

    申请号：US15593976

    申请日：2017-05-12

    Applicant: Samsung Display Co., Ltd.

    Inventor： Jino Lim ,  Seulong Kim ,  Younsun Kim ,  Dongwoo Shin ,  Jungsub Lee ,  Hyein Jeong

    IPC: H01L51/00 ,  C07C211/54 ,  C07C211/61 ,  C07D307/91 ,  C09K11/06 ,  H01L51/50 ,  H01L51/52

    Abstract: An organic light-emitting device is provided That includes: a first electrode; a second electrode facing the first electrode; m number of emission units disposed between the first electrode and the second electrode, the emission units each including at least one emission layer. m−1 charge generation layers are disposed between two adjacent emission units and each includes an n-type charge generation layer and a p-type charge generation layer. Maximum emission wavelengths of light emitted by two emission units may be different. At least one of the emission units, at least one of the charge generation layers, or any combination thereof may each include a first compound, which may be represented by Formula 1:

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