METHOD OF MANUFACTURING OLED, OLED DEVICE AND DISPLAY PANEL

    公开(公告)号:US20180337222A1

    公开(公告)日:2018-11-22

    申请号:US15855248

    申请日:2017-12-27

    Inventor: Dan WANG Na LI

    Abstract: The present disclosure relates to a method of manufacturing an OLED device, an OLED device and a display panel. The method comprises: forming a first electrode layer over a substrate; forming a pixel define layer over the first electrode layer, the pixel define layer having a plurality of openings each corresponding to a light emitting region of each sub-pixel unit; performing a roughening process over a surface of the pixel define layer apart away from the first electrode layer; forming a hole injection layer covering the pixel define layer and the openings; and forming a hole transport layer, a light emitting layer, an electron transport layer and a second electrode layer in sequence over the hole injection layer at regions corresponding to the openings.

    DISPLAY SUBSTRATE AND DISPLAY DEVICE
    17.
    发明公开

    公开(公告)号:US20240215367A1

    公开(公告)日:2024-06-27

    申请号:US17916148

    申请日:2021-11-16

    CPC classification number: H10K59/353

    Abstract: A display substrate and a display device are provided. The display substrate includes a base substrate and a first insulation layer. The first insulation layer includes a plurality of first openings, the first opening is configured to expose a first electrode to form an effective light emitting region, at least one effective light emitting region at least partially surrounds at least one island region; a second insulation pattern, the first electrode, a first insulation pattern of the first insulation layer, a light emitting layer and a second electrode are sequentially provided in the island region along a direction facing away from the base substrate, a distance between a portion of the first electrode in the island region and a main surface of the base substrate is greater than a distance between a portion of the first electrode in the effective light emitting region and the main surface of the base substrate.

    ORGANIC LIGHT-EMITTING DIODE ARRAY SUBSTRATE AND DISPLAY APPARATUS
    19.
    发明申请
    ORGANIC LIGHT-EMITTING DIODE ARRAY SUBSTRATE AND DISPLAY APPARATUS 有权
    有机发光二极管阵列和显示装置

    公开(公告)号:US20160365389A1

    公开(公告)日:2016-12-15

    申请号:US14770609

    申请日:2014-10-31

    Inventor: Xinwei GAO Na LI

    Abstract: An organic light-emitting diode (OLED) array substrate and a display apparatus are provided. The OLED array substrate includes a plurality of OLEDs; the OLED includes an anode, a light-emitting layer and a cathode which are provided sequentially; the light-emitting layers are divided into a plurality of types by color (that is, the light-emitting layers are configured for emitting light of a plurality of colors), and are made of a host material and a guest material doped in the host material; and the OLED further includes an exciton blocking layer provided between the cathode and the light-emitting layer and in contact with the light-emitting layer, which is made of a host material of one light-emitting layer, and the host material of the one light-emitting layer has the biggest highest occupied molecular orbital energy level and the biggest triplet state energy level in the host materials of all light-emitting layers.

    Abstract translation: 提供有机发光二极管(OLED)阵列基板和显示装置。 OLED阵列基板包括多个OLED; OLED包括依次提供的阳极,发光层和阴极; 发光层通过颜色被分成多种类型(即,发光层被配置为发射多种颜色的光),并且由主体材料和在主体中掺杂的客体材料制成 材料; 并且OLED还包括设置在阴极和发光层之间并与由一个发光层的主体材料制成的发光层接触的激子阻挡层,并且一个发光层的主体材料 发光层在所有发光层的主体材料中占有最大的分子轨道能级和最大三重状态能级。

    ENCAPSULATED STRUCTURE OF LIGHT-EMITTING DEVICE, ENCAPSULATING PROCESS THEREOF AND DISPLAY DEVICE COMPRISING ENCAPSULATED STRUCTURE
    20.
    发明申请
    ENCAPSULATED STRUCTURE OF LIGHT-EMITTING DEVICE, ENCAPSULATING PROCESS THEREOF AND DISPLAY DEVICE COMPRISING ENCAPSULATED STRUCTURE 有权
    发光装置的封装结构,其封装工艺及包括封装结构的显示装置

    公开(公告)号:US20140091357A1

    公开(公告)日:2014-04-03

    申请号:US14039513

    申请日:2013-09-27

    CPC classification number: H01L51/5253 H01L51/524 H01L51/56 H01L2251/5315

    Abstract: An encapsulated structure of a light-emitting device, an encapsulating process thereof, and a display device comprising said encapsulated structure. The encapsulated structure of the light-emitting device comprises: a light-emitting device; and a protective layer of a sulfonate salt formed on a top electrode of the light-emitting device, the sulfonate salt having the following structure: wherein the cation X+ is Li+, Na+ or K+; and R is a substituent selected from the group consisting of unsubstituted alkyl groups having more than 5 carbon atoms, substituted alkyl groups having more than 5 carbon atoms, and alkoxyl groups having more than 5 carbon atoms.

    Abstract translation: 发光器件的封装结构,其封装工艺和包括所述封装结构的显示器件。 发光装置的封装结构包括:发光装置; 以及形成在发光元件的顶部电极上的磺酸盐的保护层,所述磺酸盐具有以下结构:其中阳离子X +为Li +,Na +或K +; 并且R是选自具有多于5个碳原子的未取代的烷基,具有多于5个碳原子的取代烷基和具有多于5个碳原子的烷氧基的取代基。

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