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    ORGANIC LIGHT EMITTING DEVICE
    11.
    发明申请
    ORGANIC LIGHT EMITTING DEVICE 有权

    公开(公告)号：US20220216410A1

    公开(公告)日：2022-07-07

    申请号：US17524184

    申请日：2021-11-11

    Applicant: LG DISPLAY CO., LTD.

    Inventor： Su-Na CHOI ,  In-Bum SONG ,  Jeong-Dae SEO

    IPC: H01L51/00 ,  C07C15/28 ,  C07F5/02 ,  C09K11/06 ,  C07D307/91 ,  H01L51/50

    Abstract: The present disclosure relates to an organic light emitting device. In particular, the present disclosure relates to an organic light emitting diode and an organic light emitting device each of which includes at least one emitting material layer comprising a boron-based dopant and an anthracene-based host substituted with at least one deuterium, at least one electron blocking layer including an amine-based compound substituted with at least one spiro aryl group, and optionally at least one hole blocking layer including an azine-based or a benzimidazole-based compound. The organic light emitting diode and the organic light emitting device has improved luminous efficiency and enhanced luminous lifespan.

    ORGANIC LIGHT EMITTING DIODE AND ORGANIC LIGHT EMITTING DEVICE INCLUDING THE SAME
    13.
    发明申请
    ORGANIC LIGHT EMITTING DIODE AND ORGANIC LIGHT EMITTING DEVICE INCLUDING THE SAME 有权

    公开(公告)号：US20220199909A1

    公开(公告)日：2022-06-23

    申请号：US17548158

    申请日：2021-12-10

    Applicant: LG DISPLAY CO., LTD.

    Inventor： Ji-Cheol SHIN ,  Jeong-Dae SEO ,  Shin-Han KIM

    IPC: H01L51/00

    Abstract: The present disclosure relates to an organic light emitting diode including a first electrode; a second electrode facing the first electrode; a first emitting part positioned between the first and second electrodes and including a first emitting material layer, a hole injection layer between the first electrode and the first emitting material layer and a first hole transporting layer between the hole injection layer and the first emitting material layer, wherein the hole injection layer includes a hole injection material, and the first hole transporting layer includes at least one of a first hole transporting material and a second hole transporting material, and wherein the first hole transporting material and the second hole transporting material are fluorene derivatives having different structures.

    ORGANIC LIGHT EMITTING DEVICE
    16.
    发明申请
    ORGANIC LIGHT EMITTING DEVICE 有权
    有机发光装置

    公开(公告)号：US20130153867A1

    公开(公告)日：2013-06-20

    申请号：US13683471

    申请日：2012-11-21

    Applicant: LG DISPLAY CO., LTD.

    Inventor： Jeong-Dae SEO ,  Chang-Wook HAN ,  Yoon-Heung TAK ,  Hyo-Seok KIM ,  Eun-Ju JEON ,  Hye-Seung KANG

    IPC: H01L51/00 ,  H01L51/50

    CPC classification number: H01L51/0054 ,  H01L51/006 ,  H01L51/0067 ,  H01L51/0081 ,  H01L51/0085 ,  H01L51/5048 ,  H01L51/5278

    Abstract: Discussed is an organic light emitting device that exhibits improved efficiency and driving voltage by applying a novel material facilitating charge generation to a charge generation layer. The charge generation layer contains a compound represented by the following formulae: wherein R1, R2, R3, R4, R5, R6, R7 and R8 are optionally substituted and are independently selected from an aromatic group having 6 to 20 carbon atoms, and R9 and R10 are independently selected from hydrogen, an optionally substituted aromatic ring having 6 to 20 carbon atoms and an optionally substituted heterocyclic compound having 3 to 17 carbon atoms and one or more elements of N, S and P.

    Abstract translation: 讨论了通过应用促进电荷产生层的电荷产生的新型材料，显示出提高的效率和驱动电压的有机发光器件。 电荷产生层含有由下式表示的化合物：其中R1，R2，R3，R4，R5，R6，R7和R8任选被取代，并且独立地选自具有6至20个碳原子的芳族基团，R 9和 R 10独立地选自氢，任选取代的具有6至20个碳原子的芳环和具有3至17个碳原子的任选取代的杂环化合物和N，S和P的一种或多种元素。

    ORGANIC LIGHT EMITTING DEVICE AND DISPLAY PANEL USING THE SAME
    17.
    发明申请
    ORGANIC LIGHT EMITTING DEVICE AND DISPLAY PANEL USING THE SAME 有权
    有机发光装置和显示面板使用它

    公开(公告)号：US20130092910A1

    公开(公告)日：2013-04-18

    申请号：US13650836

    申请日：2012-10-12

    Applicant: LG Display Co., Ltd.

    Inventor： Jeong-Dae SEO ,  Ki-Woog SONG

    IPC: H01L51/54

    CPC classification number: H01L51/0052 ,  H01L27/3244 ,  H01L51/0059 ,  H01L51/5088

    Abstract: An organic light emitting device includes an anode, a hole injection layer, a hole transport layer, a light emitting layer, an electron transport layer, an electron injection layer and a cathode laminated in this order, wherein the hole injection layer comprises a mixture of an inorganic material comprising at the least of one of an alkali metal oxide, an alkaline earth metal oxide, a halogen compound of an alkali metal, a halogen compound of an alkaline earth metal, and an organic material comprising at least one of compounds represented by Formula 1: wherein R1, R2, R3, R4, R5 and R6 are each independently selected from a substituted or unsubstituted C6 to C30 aromatic group and a C5 to C29 heterocyclic group containing N, S, or O, wherein the substituent is selected from a C1 to C6 aliphatic group and a C6 to C12 aromatic group.

    Abstract translation: 有机发光器件依次包括阳极，空穴注入层，空穴传输层，发光层，电子传输层，电子注入层和阴极层，其中空穴注入层包含 至少包含碱金属氧化物，碱土金属氧化物，碱金属的卤素化合物，碱土金属的卤素化合物和含有至少一种由 式1：其中R 1，R 2，R 3，R 4，R 5和R 6各自独立地选自取代或未取代的C 6至C 30芳族基团和含有N，S或O的C 5至C 29杂环基，其中取代基选自 C1〜C6脂肪族基团和C6〜C12芳香族基团。

    ORGANIC LIGHT EMITTING DEVICE
    20.
    发明申请
    ORGANIC LIGHT EMITTING DEVICE 有权

    公开(公告)号：US20220209120A1

    公开(公告)日：2022-06-30

    申请号：US17523475

    申请日：2021-11-10

    Applicant: LG DISPLAY CO., LTD.

    Inventor： Su-Na CHOI ,  In-Bum SONG ,  Jeong-Dae SEO

    IPC: H01L51/00 ,  C07F5/02 ,  C09K11/06 ,  C07C15/28 ,  C07D307/91

    Abstract: The present disclosure relates to an organic light emitting device that includes a substrate; and an organic light emitting diode positioned on the substrate and including a first electrode; a second electrode facing the first electrode; a first emitting material layer including a first dopant of a boron derivative and a first host of an anthracene derivative and positioned between the first and second electrodes; a first electron blocking layer including an electron blocking material of amine derivative and positioned between the first electrode and the first emitting material layer; and a first hole blocking layer including a hole blocking material and positioned between the second electrode and the first emitting material layer, wherein the first host is deuterated.

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