中科微点-全球专利检索

  1. Login
  2. Sign Up

Search Results

10 records (took 0.016 seconds)

    ORGANIC LIGHT EMITTING DIODE AND ORGANIC LIGHT EMITTING DEVICE HAVING THEREOF
    1.
    发明申请
    ORGANIC LIGHT EMITTING DIODE AND ORGANIC LIGHT EMITTING DEVICE HAVING THEREOF 有权

    公开(公告)号：US20210384436A1

    公开(公告)日：2021-12-09

    申请号：US17283791

    申请日：2019-12-21

    Applicant: LG DISPLAY CO., LTD.

    Inventor： Seung Hee YOON ,  In Bum SONG ,  Gwi Jeong CHO ,  So Yeon AHN ,  Yoo Yi SON

    IPC: H01L51/00

    Abstract: The present disclosure relates to an organic light emitting diode that includes at least one emitting material layer including an anthracene-based host and a boron-based dopant, at least one electron blocking layer including an amine-based compound substituted with at least one fused aromatic or hetero aromatic ring, and optionally at least one hole blocking layer including an azine-based compound or a benzimidazole-based compound. The organic light emitting diode has enhanced luminous efficiency as well as excellent luminous lifetime.

    ORGANIC LIGHT EMITTING DIODE AND ORGANIC LIGHT EMITTING DEVICE INCLUDING THE SAME
    3.
    发明申请
    ORGANIC LIGHT EMITTING DIODE AND ORGANIC LIGHT EMITTING DEVICE INCLUDING THE SAME 有权

    公开(公告)号：US20210367164A1

    公开(公告)日：2021-11-25

    申请号：US17290591

    申请日：2019-12-21

    Applicant: LG DISPLAY CO., LTD.

    Inventor： In Bum SONG ,  Seung Hee YOON ,  Gwi Jeong CHO ,  So Yeon AHN ,  Yoo Yi SON ,  Tae Shick KIM

    IPC: H01L51/00

    Abstract: The present disclosure relates to an OLED that includes a first electrode; a second electrode facing the first electrode; a first emitting material layer including a first host, a second host and a blue dopant and positioned between the first and second electrodes; a first electron blocking layer including an electron blocking material of a spirofluorene-substituted amine derivative and positioned between the first electrode and the first emitting material layer; and a first hole blocking layer including a first hole blocking material of an azine derivative and positioned between the second electrode and the first emitting material layer, wherein the first host is an anthracene derivative, and the second host is a deuterated anthracene derivative.

    White Organic Light Emitting Device
    5.
    发明申请
    White Organic Light Emitting Device 有权
    白色有机发光装置

    公开(公告)号：US20150340635A1

    公开(公告)日：2015-11-26

    申请号：US14720405

    申请日：2015-05-22

    Applicant: LG Display Co., Ltd.

    Inventor： So Yeon AHN ,  Chang Wook HAN ,  Hong Seok CHOI ,  Seung Ryong JOUNG ,  Jung Soo PARK ,  Min Gyu LEE

    IPC: H01L51/50

    CPC classification number: H01L51/504 ,  H01L27/3209 ,  H01L27/322 ,  H01L51/5044 ,  H01L51/5278 ,  H01L2251/552

    Abstract: Disclosed is a white organic light emitting device. The white organic light emitting device includes a first emission part between a first electrode and a second electrode, a second emission part on the first emission part, and a third emission part on the second emission part. At least one of the first to third emission parts includes at least two emission layers including a red emission layer, and a position of the red emission layer is set to enhance a color reproduction rate and at least one of red efficiency, green efficiency, and blue efficiency.

    Abstract translation: 公开了一种白色有机发光装置。 白色有机发光器件包括在第一电极和第二电极之间的第一发射部分，第一发射部分上的第二发射部分和第二发射部分上的第三发射部分。 第一至第三发光部分中的至少一个包括至少两个包括红色发射层的发射层，并且设置红色发射层的位置以提高颜色再现速率，并且红色效率，绿色效率和 蓝色效率。

Patent Agency Ranking