JP6636234B2 - 有機発光素子 - Google Patents

有機発光素子 Download PDF

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Publication number
JP6636234B2
JP6636234B2 JP2014114483A JP2014114483A JP6636234B2 JP 6636234 B2 JP6636234 B2 JP 6636234B2 JP 2014114483 A JP2014114483 A JP 2014114483A JP 2014114483 A JP2014114483 A JP 2014114483A JP 6636234 B2 JP6636234 B2 JP 6636234B2
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JP
Japan
Prior art keywords
light emitting
emitting layer
phosphorescent material
hole transport
light
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
JP2014114483A
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English (en)
Japanese (ja)
Other versions
JP2014239219A (ja
JP2014239219A5 (enExample
Inventor
キング サイモン
キング サイモン
モハマド デイビッド
モハマド デイビッド
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Cambridge Display Technology Ltd
Sumitomo Chemical Co Ltd
Original Assignee
Cambridge Display Technology Ltd
Sumitomo Chemical Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Cambridge Display Technology Ltd, Sumitomo Chemical Co Ltd filed Critical Cambridge Display Technology Ltd
Publication of JP2014239219A publication Critical patent/JP2014239219A/ja
Publication of JP2014239219A5 publication Critical patent/JP2014239219A5/ja
Application granted granted Critical
Publication of JP6636234B2 publication Critical patent/JP6636234B2/ja
Expired - Fee Related legal-status Critical Current
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    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10H—INORGANIC LIGHT-EMITTING SEMICONDUCTOR DEVICES HAVING POTENTIAL BARRIERS
    • H10H20/00—Individual inorganic light-emitting semiconductor devices having potential barriers, e.g. light-emitting diodes [LED]
    • H10H20/80—Constructional details
    • H10H20/81—Bodies
    • H10H20/813—Bodies having a plurality of light-emitting regions, e.g. multi-junction LEDs or light-emitting devices having photoluminescent regions within the bodies
    • 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
    • H10K59/32—Stacked devices having two or more layers, each emitting at different wavelengths
    • 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
    • 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
    • H10K50/125—OLEDs or polymer light-emitting diodes [PLED] characterised by the electroluminescent [EL] layers specially adapted for multicolour light emission, e.g. for emitting white light
    • 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
    • H10K50/125—OLEDs or polymer light-emitting diodes [PLED] characterised by the electroluminescent [EL] layers specially adapted for multicolour light emission, e.g. for emitting white light
    • H10K50/13—OLEDs 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
    • 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
    • H10K50/15—Hole 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
    • H10K50/15—Hole transporting layers
    • H10K50/155—Hole transporting layers comprising dopants
    • 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
    • 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
    • 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
    • H10K2101/10—Triplet emission
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Electroluminescent Light Sources (AREA)
JP2014114483A 2013-06-05 2014-06-03 有機発光素子 Expired - Fee Related JP6636234B2 (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB1310036.7A GB2514818B (en) 2013-06-05 2013-06-05 Polymer and organic electronic device
GB1310036.7 2013-06-05

Publications (3)

Publication Number Publication Date
JP2014239219A JP2014239219A (ja) 2014-12-18
JP2014239219A5 JP2014239219A5 (enExample) 2017-07-13
JP6636234B2 true JP6636234B2 (ja) 2020-01-29

Family

ID=48805793

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2014114483A Expired - Fee Related JP6636234B2 (ja) 2013-06-05 2014-06-03 有機発光素子

Country Status (5)

Country Link
US (1) US9099666B2 (enExample)
EP (1) EP2811524A1 (enExample)
JP (1) JP6636234B2 (enExample)
CN (1) CN104241539B (enExample)
GB (1) GB2514818B (enExample)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5905916B2 (ja) * 2013-12-26 2016-04-20 出光興産株式会社 有機エレクトロルミネッセンス素子および電子機器
KR20160148528A (ko) * 2014-04-25 2016-12-26 스미또모 가가꾸 가부시키가이샤 발광 소자
JP5867580B2 (ja) 2014-06-04 2016-02-24 住友化学株式会社 発光素子
GB2530746A (en) * 2014-09-30 2016-04-06 Cambridge Display Tech Ltd Organic Light Emitting Device
GB2530748A (en) * 2014-09-30 2016-04-06 Cambridge Display Tech Ltd Organic Light Emitting Device
US10020458B2 (en) * 2014-12-18 2018-07-10 Lg Display Co., Ltd. White organic light-emitting display device
CN104538554B (zh) * 2015-01-13 2017-01-25 北京科技大学 具有双组分混合电子传输/空穴阻挡层有机发光二极管
JP6596918B2 (ja) * 2015-05-19 2019-10-30 住友化学株式会社 発光素子
GB2542568B (en) * 2015-09-22 2018-05-30 Cambridge Display Tech Ltd An organic light emitting device which emits white light
CN115669264B (zh) * 2021-04-16 2025-08-22 京东方科技集团股份有限公司 有机电致发光器件和显示装置

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Also Published As

Publication number Publication date
GB2514818B (en) 2015-12-16
US20140361274A1 (en) 2014-12-11
US9099666B2 (en) 2015-08-04
JP2014239219A (ja) 2014-12-18
GB2514818A (en) 2014-12-10
CN104241539A (zh) 2014-12-24
CN104241539B (zh) 2018-02-13
EP2811524A1 (en) 2014-12-10
GB201310036D0 (en) 2013-07-17

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