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    LIGHT-EMITTING DEVICE AND ELECTRONIC APPARATUS INCLUDING LIGHT-EMITTING DEVICE
    45.
    发明申请
    LIGHT-EMITTING DEVICE AND ELECTRONIC APPARATUS INCLUDING LIGHT-EMITTING DEVICE 有权

    公开(公告)号：US20220359830A1

    公开(公告)日：2022-11-10

    申请号：US17715248

    申请日：2022-04-07

    Applicant: Samsung Display Co., Ltd.

    Inventor： Seulong KIM ,  Samil Kho ,  Hyoungkun Kim ,  Jinwoong Kim ,  Hyein Jeong

    IPC: H01L51/00 ,  C07F9/53 ,  C09K11/06 ,  C07D251/24

    Abstract: The present application provides a light-emitting device and an electronic apparatus including the light-emitting device. The light-emitting device includes: a first electrode; a second electrode facing the first electrode; an interlayer between the first electrode and the second electrode and including an emission layer; and an electron transport layer and an electron injection layer between the emission layer and the second electrode, wherein the electron transport layer includes a mixed layer including a first compound and a second compound, the first compound includes a C14-C60 carbocyclic group, and a triplet energy of the first compound is about 2.0 electron volts or lower, the second compound includes a π electron-depleted nitrogen-containing C1-C60 cyclic group, and a triplet energy of the second compound is about 2.5 electron volts or greater, and the electron injection layer includes a metal halide and a lanthanum-based metal.

    Organic light-emitting device
    48.
    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
    49.
    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
    50.
    发明授权
    Organic light-emitting device 有权

    公开(公告)号：US10862043B2

    公开(公告)日：2020-12-08

    申请号：US15140417

    申请日：2016-04-27

    Applicant: Samsung Display Co., Ltd.

    Inventor： Jinsoo Hwang ,  Seokgyu Yoon ,  Hyein Jeong

    IPC: H01L51/00 ,  H01L51/50

    Abstract: An organic light-emitting device includes a first electrode; a second electrode facing the first 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, wherein the hole transport region includes a hole transport layer, and a hole auxiliary layer between the hole transport layer and the emission layer. The hole auxiliary layer includes a first compound represented by Formula 1, and the hole transport layer includes a second compound represented by Formula 2:

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