CN114531923A - 发光器件及其制备方法、发光基板及其制备方法和发光装置 - Google Patents

发光器件及其制备方法、发光基板及其制备方法和发光装置 Download PDF

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CN114531923A
CN114531923A CN202080002047.5A CN202080002047A CN114531923A CN 114531923 A CN114531923 A CN 114531923A CN 202080002047 A CN202080002047 A CN 202080002047A CN 114531923 A CN114531923 A CN 114531923A
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light
layer
electron transport
light emitting
emitting device
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梅文海
张宜驰
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BOE Technology Group Co Ltd
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BOE Technology Group Co Ltd
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    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
    • H10K50/00—Organic light-emitting devices
    • H10K50/10—OLEDs or polymer light-emitting diodes [PLED]
    • H10K50/14—Carrier transporting layers
    • H10K50/16—Electron transporting layers
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
    • H10K50/00—Organic light-emitting devices
    • H10K50/10—OLEDs or polymer light-emitting diodes [PLED]
    • H10K50/14—Carrier transporting layers
    • H10K50/16—Electron transporting layers
    • H10K50/165—Electron transporting layers comprising dopants
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
    • H10K50/00—Organic light-emitting devices
    • H10K50/10—OLEDs or polymer light-emitting diodes [PLED]
    • H10K50/11—OLEDs or polymer light-emitting diodes [PLED] characterised by the electroluminescent [EL] layers
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
    • H10K59/00—Integrated devices, or assemblies of multiple devices, comprising at least one organic light-emitting element covered by group H10K50/00
    • H10K59/30—Devices specially adapted for multicolour light emission
    • H10K59/35—Devices specially adapted for multicolour light emission comprising red-green-blue [RGB] subpixels
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
    • H10K71/00—Manufacture or treatment specially adapted for the organic devices covered by this subclass
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
    • H10K2101/00—Properties of the organic materials covered by group H10K85/00
    • H10K2101/30—Highest occupied molecular orbital [HOMO], lowest unoccupied molecular orbital [LUMO] or Fermi energy values
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
    • H10K2101/00—Properties of the organic materials covered by group H10K85/00
    • H10K2101/40—Interrelation of parameters between multiple constituent active layers or sublayers, e.g. HOMO values in adjacent layers
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
    • H10K2101/00—Properties of the organic materials covered by group H10K85/00
    • H10K2101/80—Composition varying spatially, e.g. having a spatial gradient
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
    • H10K2102/00—Constructional details relating to the organic devices covered by this subclass
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
    • H10K2102/00—Constructional details relating to the organic devices covered by this subclass
    • H10K2102/301—Details of OLEDs
    • H10K2102/331—Nanoparticles used in non-emissive layers, e.g. in packaging layer
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
    • H10K50/00—Organic light-emitting devices
    • H10K50/10—OLEDs or polymer light-emitting diodes [PLED]
    • H10K50/11—OLEDs or polymer light-emitting diodes [PLED] characterised by the electroluminescent [EL] layers
    • H10K50/115—OLEDs or polymer light-emitting diodes [PLED] characterised by the electroluminescent [EL] layers comprising active inorganic nanostructures, e.g. luminescent quantum dots
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
    • H10K59/00—Integrated devices, or assemblies of multiple devices, comprising at least one organic light-emitting element covered by group H10K50/00
    • H10K59/10—OLED displays
    • H10K59/12—Active-matrix OLED [AMOLED] displays
    • H10K59/1201—Manufacture or treatment
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
    • H10K71/00—Manufacture or treatment specially adapted for the organic devices covered by this subclass
    • H10K71/10—Deposition of organic active material
    • H10K71/12—Deposition of organic active material using liquid deposition, e.g. spin coating

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  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Electroluminescent Light Sources (AREA)

Abstract

一种发光器件，包括：层叠设置的第一电极和第二电极；位于所述第一电极和所述第二电极之间的发光层；位于所述第一电极和所述发光层之间的电子传输层；所述电子传输层包括靠近所述发光层的第一表面和靠近所述第一电极的第二表面，所述电子传输层中形成有氧空位，且所述电子传输层中的氧空位的浓度从所述第二表面到所述第一表面逐渐增大。

Description

PCT国内申请，说明书已公开。

Claims (19)

  1. PCT国内申请，权利要求书已公开。
CN202080002047.5A 2020-09-21 2020-09-21 发光器件及其制备方法、发光基板及其制备方法和发光装置 Pending CN114531923A (zh)

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PCT/CN2020/116460 WO2022056905A1 (zh) 2020-09-21 2020-09-21 发光器件及其制备方法、发光基板及其制备方法和发光装置

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CN114531923A true CN114531923A (zh) 2022-05-24

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CN (1) CN114531923A (zh)
WO (1) WO2022056905A1 (zh)

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WO2024084613A1 (ja) * 2022-10-19 2024-04-25 シャープディスプレイテクノロジー株式会社 発光素子の製造方法、発光素子、及び表示装置

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EP1804309B1 (en) * 2005-12-23 2008-07-23 Novaled AG Electronic device with a layer structure of organic layers
EP1876658A3 (en) * 2006-07-04 2014-06-25 Semiconductor Energy Laboratory Co., Ltd. Light-emitting element, light-emitting device, and electronic device
US20120199837A1 (en) * 2009-10-06 2012-08-09 Sharp Kabushiki Kaisha Organic electroluminescent element and organic electroluminescent display device
CN103718321B (zh) * 2011-08-03 2016-03-30 株式会社日本有机雷特显示器 有机发光元件
CN102651317B (zh) * 2011-12-28 2015-06-03 京东方科技集团股份有限公司 金属氧化物半导体表面处理方法和薄膜晶体管的制备方法
CN103296215A (zh) * 2013-05-21 2013-09-11 京东方科技集团股份有限公司 一种有机电致发光器件及显示装置
CN104241540A (zh) * 2014-09-04 2014-12-24 京东方科技集团股份有限公司 一种有机电致发光显示器件、其制作方法及显示装置
KR102470303B1 (ko) * 2015-10-27 2022-11-28 삼성디스플레이 주식회사 유기 전계 발광 소자 및 이를 포함하는 표시 장치
KR102574052B1 (ko) * 2015-11-19 2023-09-04 엘지디스플레이 주식회사 유기발광 표시장치
CN105514291A (zh) * 2015-12-31 2016-04-20 固安翌光科技有限公司 一种有机电致发光器件
CN106409995B (zh) * 2016-11-01 2019-08-02 Tcl集团股份有限公司 Qled的制备方法
US10741782B2 (en) * 2018-03-22 2020-08-11 Sharp Kabushiki Kaisha Light-emitting device with mixed nanoparticle charge transport layer
KR20200095730A (ko) * 2019-02-01 2020-08-11 주식회사 엘지화학 유기 발광 소자
US20210036065A1 (en) * 2019-07-29 2021-02-04 Universal Display Corporation Color stable multicolor OLED device structures
JP7492820B2 (ja) * 2019-11-29 2024-05-30 ＪＤＩ Ｄｅｓｉｇｎ ａｎｄ Ｄｅｖｅｌｏｐｍｅｎｔ 合同会社 有機ｅｌ素子、有機ｅｌ表示パネル、および、有機ｅｌ素子の製造方法
KR20220050282A (ko) * 2020-10-15 2022-04-25 삼성디스플레이 주식회사 표시 장치 및 이의 제조 방법

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WO2022056905A1 (zh) 2022-03-24
US20220165975A1 (en) 2022-05-26
US20240224573A1 (en) 2024-07-04

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