CN112703614A - 显示基板及其制作方法 - Google Patents

显示基板及其制作方法 Download PDF

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Publication number
CN112703614A
CN112703614A CN201980001464.5A CN201980001464A CN112703614A CN 112703614 A CN112703614 A CN 112703614A CN 201980001464 A CN201980001464 A CN 201980001464A CN 112703614 A CN112703614 A CN 112703614A
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China
Prior art keywords
layer
charge generation
light emitting
generation layer
sub
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CN201980001464.5A
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English (en)
Inventor
刘李
魏俊波
卢鹏程
杨盛际
李云龙
施蓉蓉
张大成
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BOE Technology Group Co Ltd
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BOE Technology Group Co Ltd
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Publication of CN112703614A publication Critical patent/CN112703614A/zh
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    • HELECTRICITY
    • H10SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10KORGANIC ELECTRIC SOLID-STATE DEVICES
    • H10K59/00Integrated devices, or assemblies of multiple devices, comprising at least one organic light-emitting element covered by group H10K50/00
    • H10K59/30Devices specially adapted for multicolour light emission
    • H10K59/35Devices specially adapted for multicolour light emission comprising red-green-blue [RGB] subpixels
    • H10K59/353Devices specially adapted for multicolour light emission comprising red-green-blue [RGB] subpixels characterised by the geometrical arrangement of the RGB subpixels
    • HELECTRICITY
    • H10SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10KORGANIC ELECTRIC SOLID-STATE DEVICES
    • H10K50/00Organic light-emitting devices
    • H10K50/10OLEDs or polymer light-emitting diodes [PLED]
    • H10K50/11OLEDs or polymer light-emitting diodes [PLED] characterised by the electroluminescent [EL] layers
    • H10K50/125OLEDs or polymer light-emitting diodes [PLED] characterised by the electroluminescent [EL] layers specially adapted for multicolour light emission, e.g. for emitting white light
    • H10K50/13OLEDs or polymer light-emitting diodes [PLED] characterised by the electroluminescent [EL] layers specially adapted for multicolour light emission, e.g. for emitting white light comprising stacked EL layers within one EL unit
    • HELECTRICITY
    • H10SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10KORGANIC ELECTRIC SOLID-STATE DEVICES
    • H10K50/00Organic light-emitting devices
    • H10K50/10OLEDs or polymer light-emitting diodes [PLED]
    • H10K50/14Carrier transporting layers
    • H10K50/15Hole transporting layers
    • HELECTRICITY
    • H10SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10KORGANIC ELECTRIC SOLID-STATE DEVICES
    • H10K50/00Organic light-emitting devices
    • H10K50/10OLEDs or polymer light-emitting diodes [PLED]
    • H10K50/14Carrier transporting layers
    • H10K50/16Electron transporting layers
    • HELECTRICITY
    • H10SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10KORGANIC ELECTRIC SOLID-STATE DEVICES
    • H10K50/00Organic light-emitting devices
    • H10K50/10OLEDs or polymer light-emitting diodes [PLED]
    • H10K50/19Tandem OLEDs
    • HELECTRICITY
    • H10SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10KORGANIC ELECTRIC SOLID-STATE DEVICES
    • H10K59/00Integrated devices, or assemblies of multiple devices, comprising at least one organic light-emitting element covered by group H10K50/00
    • H10K59/10OLED displays
    • H10K59/12Active-matrix OLED [AMOLED] displays
    • H10K59/122Pixel-defining structures or layers, e.g. banks
    • HELECTRICITY
    • H10SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10KORGANIC ELECTRIC SOLID-STATE DEVICES
    • H10K59/00Integrated devices, or assemblies of multiple devices, comprising at least one organic light-emitting element covered by group H10K50/00
    • H10K59/30Devices specially adapted for multicolour light emission
    • H10K59/38Devices specially adapted for multicolour light emission comprising colour filters or colour changing media [CCM]
    • HELECTRICITY
    • H10SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10KORGANIC ELECTRIC SOLID-STATE DEVICES
    • H10K71/00Manufacture or treatment specially adapted for the organic devices covered by this subclass
    • HELECTRICITY
    • H10SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10KORGANIC ELECTRIC SOLID-STATE DEVICES
    • H10K2102/00Constructional details relating to the organic devices covered by this subclass
    • H10K2102/301Details of OLEDs
    • H10K2102/351Thickness
    • HELECTRICITY
    • H10SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10KORGANIC ELECTRIC SOLID-STATE DEVICES
    • H10K71/00Manufacture or treatment specially adapted for the organic devices covered by this subclass
    • H10K71/10Deposition of organic active material
    • H10K71/16Deposition of organic active material using physical vapour deposition [PVD], e.g. vacuum deposition or sputtering
    • H10K71/166Deposition of organic active material using physical vapour deposition [PVD], e.g. vacuum deposition or sputtering using selective deposition, e.g. using a mask

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  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Electroluminescent Light Sources (AREA)
  • Devices For Indicating Variable Information By Combining Individual Elements (AREA)

Abstract

一种显示基板及其制作方法,该显示基板具有相邻的第一子像素区和第二子像素区,该显示基板包括衬底基板、依次设置于该衬底基板上的第一导电层、有机功能层和第二导电层,该有机功能层包括电荷生成层,该电荷生成层包括分别位于该第一子像素区和该第二子像素区的第一电荷生成层部分和第二电荷生成层部分,该显示基板还包括位于第一子像素区和第二子像素区的间隔体,该间隔体将该第一电荷生成层部分和该第二电荷生成层部分断开,该电荷生成层还包括第三电荷生成层部分,该第三电荷生成层部分位于该间隔体和该第二导电层之间,且分别与该第一电荷生成层部分和该第二电荷生成层部分断开。该显示基板可以有效防止子像素间的漏电和串色。

Description

PCT国内申请,说明书已公开。

Claims (22)

  1. PCT国内申请,权利要求书已公开。
CN201980001464.5A 2019-08-23 2019-08-23 显示基板及其制作方法 Pending CN112703614A (zh)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/CN2019/102311 WO2021035418A1 (zh) 2019-08-23 2019-08-23 显示基板及其制作方法

Publications (1)

Publication Number Publication Date
CN112703614A true CN112703614A (zh) 2021-04-23

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CN201980001464.5A Pending CN112703614A (zh) 2019-08-23 2019-08-23 显示基板及其制作方法

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US (1) US11183542B2 (zh)
EP (1) EP4020608A4 (zh)
CN (1) CN112703614A (zh)
WO (1) WO2021035418A1 (zh)

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CN110071155A (zh) * 2019-04-26 2019-07-30 深圳市华星光电半导体显示技术有限公司 显示面板及其封装方法、显示装置
CN111312772B (zh) * 2020-02-25 2022-10-25 京东方科技集团股份有限公司 Oled显示基板及其制作方法、显示装置
CN114512620A (zh) * 2020-11-26 2022-05-17 武汉天马微电子有限公司 Oled发光装置、显示装置、电子设备和oled发光装置的制造方法
EP4300473A4 (en) * 2021-07-21 2024-07-10 Boe Technology Group Co Ltd DISPLAY SUBSTRATE AND DISPLAY APPARATUS
KR20230025621A (ko) * 2021-08-13 2023-02-22 삼성디스플레이 주식회사 표시 장치

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CN107968106A (zh) * 2017-05-11 2018-04-27 广东聚华印刷显示技术有限公司 Oled显示面板及其制作方法和应用
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US11183542B2 (en) 2021-11-23
EP4020608A1 (en) 2022-06-29
WO2021035418A1 (zh) 2021-03-04
US20210175296A1 (en) 2021-06-10
EP4020608A4 (en) 2022-08-10

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