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CN111247159A - 一种过渡金属配合物材料及其在电子器件的应用 - Google Patents

一种过渡金属配合物材料及其在电子器件的应用 Download PDF

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Publication number
CN111247159A
CN111247159A CN201880068583.8A CN201880068583A CN111247159A CN 111247159 A CN111247159 A CN 111247159A CN 201880068583 A CN201880068583 A CN 201880068583A CN 111247159 A CN111247159 A CN 111247159A
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organic
alkane
metal complex
transition metal
formula
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CN201880068583.8A
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梁志明
黄宏
潘君友
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Guangzhou Chinaray Optoelectronic Materials Ltd
Shenzhen Institute of Research and Innovation HKU
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Guangzhou Chinaray Optoelectronic Materials Ltd
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Publication of CN111247159A publication Critical patent/CN111247159A/zh
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    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07F—ACYCLIC, CARBOCYCLIC OR HETEROCYCLIC COMPOUNDS CONTAINING ELEMENTS OTHER THAN CARBON, HYDROGEN, HALOGEN, OXYGEN, NITROGEN, SULFUR, SELENIUM OR TELLURIUM
    • C07F15/00—Compounds containing elements of Groups 8, 9, 10 or 18 of the Periodic Table
    • C07F15/0006—Compounds containing elements of Groups 8, 9, 10 or 18 of the Periodic Table compounds of the platinum group
    • C07F15/0033—Iridium compounds
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
    • C09K11/00—Luminescent, e.g. electroluminescent, chemiluminescent materials
    • C09K11/06—Luminescent, e.g. electroluminescent, chemiluminescent materials containing organic luminescent materials
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
    • H10K85/00—Organic materials used in the body or electrodes of devices covered by this subclass
    • H10K85/30—Coordination compounds
    • H10K85/341—Transition metal complexes, e.g. Ru(II)polypyridine complexes
    • H10K85/342—Transition metal complexes, e.g. Ru(II)polypyridine complexes comprising iridium
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
    • C09K2211/00—Chemical nature of organic luminescent or tenebrescent compounds
    • C09K2211/10—Non-macromolecular compounds
    • C09K2211/1018—Heterocyclic compounds
    • C09K2211/1025—Heterocyclic compounds characterised by ligands
    • C09K2211/1029—Heterocyclic compounds characterised by ligands containing one nitrogen atom as the heteroatom
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
    • C09K2211/00—Chemical nature of organic luminescent or tenebrescent compounds
    • C09K2211/18—Metal complexes
    • C09K2211/185—Metal complexes of the platinum group, i.e. Os, Ir, Pt, Ru, Rh or Pd
    • 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
    • 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
    • H10K85/00—Organic materials used in the body or electrodes of devices covered by this subclass
    • H10K85/30—Coordination compounds
    • H10K85/361—Polynuclear complexes, i.e. complexes comprising two or more metal centers

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  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Electroluminescent Light Sources (AREA)

Abstract

本发明公开了一种新型有机金属配合物，及其在有机电子器件，特别是在有机磷光发光二极管中的应用。本发明还涉及包含有按照本发明的金属有机配合物的有机电子器件，特别是有机发光二极管，及其在显示及照明技术中的应用。通过器件结构优化，改变金属配合物在基质中的浓度，可达到最佳的器件性能，便于实现高效高亮度高稳定的OLED器件，对全彩显示和照明应用提供了较好的材料选项。

Description

PCT国内申请，说明书已公开。

Claims (18)

  1. PCT国内申请，权利要求书已公开。
CN201880068583.8A 2017-12-14 2018-12-10 一种过渡金属配合物材料及其在电子器件的应用 Pending CN111247159A (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
CN201711340362 2017-12-14
CN2017113403625 2017-12-14
PCT/CN2018/120131 WO2019114668A1 (zh) 2017-12-14 2018-12-10 一种过渡金属配合物材料及其在电子器件的应用

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CN111247159A true CN111247159A (zh) 2020-06-05

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US (1) US11404651B2 (zh)
CN (1) CN111247159A (zh)
WO (1) WO2019114668A1 (zh)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110746429A (zh) * 2018-12-10 2020-02-04 广州华睿光电材料有限公司 含金刚烷的化合物、高聚物、混合物、组合物及电子器件
CN113258240A (zh) * 2021-05-19 2021-08-13 东南大学 一种多频信号波参量放大的非线性人工spp波导及计算方法

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11459348B2 (en) * 2018-04-02 2022-10-04 Samsung Electronics Co., Ltd. Organometallic compound, organic light-emitting device including the same, and diagnostic composition including the organometallic compound
US20200075870A1 (en) * 2018-08-22 2020-03-05 Universal Display Corporation Organic electroluminescent materials and devices
CN111808143A (zh) * 2020-07-09 2020-10-23 奥来德(长春)光电材料科技有限公司 一种含金刚烷结构的金属配合物及其制备方法和光电器件
CN111777645A (zh) * 2020-07-15 2020-10-16 奥来德(长春)光电材料科技有限公司 用于红光电致发光材料的金属配合物及其制备方法和器件
CN111825724B (zh) * 2020-07-28 2023-04-28 奥来德(长春)光电材料科技有限公司 一种磷光铱配合物及其制备方法和电致发光器件
CN114634419B (zh) * 2022-04-06 2023-04-18 长春海谱润斯科技股份有限公司 一种芳香胺化合物及其有机电致发光器件

Citations (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2012148511A1 (en) * 2011-01-13 2012-11-01 Universal Display Corporation 5-substituted 2-phenylquinoline complexes materials for light emitting diode
CN103130835A (zh) * 2011-11-21 2013-06-05 通用显示公司 有机发光材料
CN103159798A (zh) * 2011-12-09 2013-06-19 通用显示公司 新型有机发光材料
US20130299795A1 (en) * 2011-01-13 2013-11-14 Universal Display Corporation Materials for organic light emitting diode
CN104277075A (zh) * 2013-07-01 2015-01-14 环球展览公司 用于有机金属络合物的辅助配体以及包括其的装置和调配物
CN104419415A (zh) * 2013-08-20 2015-03-18 环球展览公司 有机电致发光组合物和其用途
CN104974166A (zh) * 2014-04-02 2015-10-14 环球展览公司 有机电致发光材料和装置
US20150295199A1 (en) * 2014-04-15 2015-10-15 Universal Display Corporation Efficient Organic Electroluminescent Devices
US20150295198A1 (en) * 2014-04-11 2015-10-15 Universal Display Corporation Efficient White Organic Light Emitting Diodes with High Color Quality
US20160093808A1 (en) * 2014-09-29 2016-03-31 Universal Display Corporation Organic electroluminescent materials and devices
US20160172607A1 (en) * 2014-12-16 2016-06-16 Samsung Display Co., Ltd. Organometallic compound and organic light-emitting device including the same
CN107459535A (zh) * 2017-09-21 2017-12-12 南京工业大学 多取代喹啉配位的铱杂配化合物及其制备方法与应用

Family Cites Families (55)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6830828B2 (en) 1998-09-14 2004-12-14 The Trustees Of Princeton University Organometallic complexes as phosphorescent emitters in organic LEDs
EP3321954A1 (en) 1999-05-13 2018-05-16 The Trustees of Princeton University Very high efficiency organic light emitting devices based on electrophosphorescence
EP1933395B2 (en) 1999-12-01 2019-08-07 The Trustees of Princeton University Complexes of form L2IrX
JP4048521B2 (ja) 2000-05-02 2008-02-20 富士フイルム株式会社 発光素子
US20020121638A1 (en) 2000-06-30 2002-09-05 Vladimir Grushin Electroluminescent iridium compounds with fluorinated phenylpyridines, phenylpyrimidines, and phenylquinolines and devices made with such compounds
AU2001283274A1 (en) 2000-08-11 2002-02-25 The Trustees Of Princeton University Organometallic compounds and emission-shifting organic electrophosphorescence
JP4154138B2 (ja) 2000-09-26 2008-09-24 キヤノン株式会社 発光素子、表示装置及び金属配位化合物
JP4154140B2 (ja) 2000-09-26 2008-09-24 キヤノン株式会社 金属配位化合物
JP4154139B2 (ja) 2000-09-26 2008-09-24 キヤノン株式会社 発光素子
US6835469B2 (en) 2001-10-17 2004-12-28 The University Of Southern California Phosphorescent compounds and devices comprising the same
DE10338550A1 (de) 2003-08-19 2005-03-31 Basf Ag Übergangsmetallkomplexe mit Carbenliganden als Emitter für organische Licht-emittierende Dioden (OLEDs)
DE10345572A1 (de) 2003-09-29 2005-05-19 Covion Organic Semiconductors Gmbh Metallkomplexe
US6824895B1 (en) 2003-12-05 2004-11-30 Eastman Kodak Company Electroluminescent device containing organometallic compound with tridentate ligand
US7029766B2 (en) 2003-12-05 2006-04-18 Eastman Kodak Company Organic element for electroluminescent devices
US7598388B2 (en) 2004-05-18 2009-10-06 The University Of Southern California Carbene containing metal complexes as OLEDs
DE102004034517A1 (de) 2004-07-16 2006-02-16 Covion Organic Semiconductors Gmbh Metallkomplexe
US7737434B2 (en) * 2004-11-25 2010-06-15 Showa Denko K.K. Light-emitting diode illumination source
US7588839B2 (en) 2005-10-19 2009-09-15 Eastman Kodak Company Electroluminescent device
US7915415B2 (en) 2006-02-10 2011-03-29 Universal Display Corporation Metal complexes of cyclometallated imidazo[1,2-f]phenanthridine and diimidazo[1,2-a:1′,2′-c]quinazoline ligands and isoelectronic and benzannulated analogs thereof
US7645142B2 (en) 2007-09-05 2010-01-12 Vivant Medical, Inc. Electrical receptacle assembly
US8221905B2 (en) 2007-12-28 2012-07-17 Universal Display Corporation Carbazole-containing materials in phosphorescent light emitting diodes
DE102008015526B4 (de) 2008-03-25 2021-11-11 Merck Patent Gmbh Metallkomplexe
DE102008027005A1 (de) 2008-06-05 2009-12-10 Merck Patent Gmbh Organische elektronische Vorrichtung enthaltend Metallkomplexe
DE102008036247A1 (de) 2008-08-04 2010-02-11 Merck Patent Gmbh Elektronische Vorrichtungen enthaltend Metallkomplexe
DE102008048336A1 (de) 2008-09-22 2010-03-25 Merck Patent Gmbh Einkernige neutrale Kupfer(I)-Komplexe und deren Verwendung zur Herstellung von optoelektronischen Bauelementen
DE102008057051B4 (de) 2008-11-13 2021-06-17 Merck Patent Gmbh Materialien für organische Elektrolumineszenzvorrichtungen
DE102008057050B4 (de) 2008-11-13 2021-06-02 Merck Patent Gmbh Materialien für organische Elektrolumineszenzvorrichtungen
DE102009007038A1 (de) 2009-02-02 2010-08-05 Merck Patent Gmbh Metallkomplexe
DE102009011223A1 (de) 2009-03-02 2010-09-23 Merck Patent Gmbh Metallkomplexe
DE102009013041A1 (de) 2009-03-13 2010-09-16 Merck Patent Gmbh Materialien für organische Elektrolumineszenzvorrichtungen
US8586203B2 (en) 2009-05-20 2013-11-19 Universal Display Corporation Metal complexes with boron-nitrogen heterocycle containing ligands
EP2544765A1 (en) 2010-03-11 2013-01-16 Merck Patent GmbH Fibers in therapy and cosmetics
WO2011141110A2 (de) 2010-05-12 2011-11-17 Merck Patent Gmbh Photostabilisatoren
CN102939296B (zh) 2010-06-15 2016-02-10 默克专利有限公司 金属络合物
DE102010027317A1 (de) 2010-07-16 2012-01-19 Merck Patent Gmbh Metallkomplexe
DE102010027319A1 (de) 2010-07-16 2012-01-19 Merck Patent Gmbh Metallkomplexe
DE102010027316A1 (de) 2010-07-16 2012-01-19 Merck Patent Gmbh Metallkomplexe
US9783734B2 (en) 2011-02-28 2017-10-10 Kyulux, Inc. Delayed fluorescence material and organic electroluminescence device
WO2013011954A1 (ja) 2011-07-15 2013-01-24 国立大学法人九州大学 有機エレクトロルミネッセンス素子およびそれに用いる化合物
KR20140058550A (ko) 2011-07-15 2014-05-14 고쿠리쓰다이가쿠호진 규슈다이가쿠 지연 형광 재료 및 그것을 사용한 유기 일렉트로 루미네선스 소자
TWI490211B (zh) 2011-12-23 2015-07-01 Semiconductor Energy Lab 有機金屬錯合物，發光元件，發光裝置，電子裝置及照明裝置
CN106986858B (zh) 2012-01-16 2019-08-27 默克专利有限公司 有机金属络合物
KR20140143393A (ko) 2012-03-09 2014-12-16 고쿠리쓰다이가쿠호진 규슈다이가쿠 발광 재료 및 유기 발광 소자
JP2014135466A (ja) 2012-04-09 2014-07-24 Kyushu Univ 有機発光素子ならびにそれに用いる発光材料および化合物
KR20150016242A (ko) 2012-04-25 2015-02-11 고쿠리쓰다이가쿠호진 규슈다이가쿠 발광 재료 및 유기 발광 소자
JP5594750B2 (ja) 2012-05-17 2014-09-24 国立大学法人九州大学 化合物、発光材料および有機発光素子
JP6324948B2 (ja) 2012-05-24 2018-05-16 メルク パテント ゲーエムベーハー 縮合複素環式芳香族環を含む金属錯体
KR101344787B1 (ko) 2012-07-04 2013-12-26 제일모직주식회사 유기광전자소자용 화합물, 이를 포함하는 유기발광소자 및 상기 유기발광소자를 포함하는 표시장치
KR102076481B1 (ko) 2012-07-13 2020-02-12 메르크 파텐트 게엠베하 금속 착물
EP2882763B1 (de) 2012-08-07 2018-08-22 Merck Patent GmbH Metallkomplexe
JP6542666B2 (ja) 2012-08-09 2019-07-10 ユー・ディー・シー アイルランド リミテッド カルベン配位子を有する遷移金属錯体および前記錯体のｏｌｅｄにおける使用
WO2014031977A1 (en) 2012-08-24 2014-02-27 Arizona Board Of Regents For And On Behalf Of Arizona State University Metal compounds and methods and uses thereof
EP2894686B1 (en) 2012-09-04 2018-01-03 Konica Minolta, Inc. Organic electroluminescent element, lighting device and display device
JP6071569B2 (ja) 2013-01-17 2017-02-01 キヤノン株式会社 有機発光素子
CN103483332B (zh) 2013-09-11 2016-08-10 中山大学 具有热激活延迟荧光和聚集诱导发光性能的压致发光材料及其合成方法和应用

Patent Citations (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2012148511A1 (en) * 2011-01-13 2012-11-01 Universal Display Corporation 5-substituted 2-phenylquinoline complexes materials for light emitting diode
US20130299795A1 (en) * 2011-01-13 2013-11-14 Universal Display Corporation Materials for organic light emitting diode
CN103130835A (zh) * 2011-11-21 2013-06-05 通用显示公司 有机发光材料
CN103159798A (zh) * 2011-12-09 2013-06-19 通用显示公司 新型有机发光材料
CN104277075A (zh) * 2013-07-01 2015-01-14 环球展览公司 用于有机金属络合物的辅助配体以及包括其的装置和调配物
CN104419415A (zh) * 2013-08-20 2015-03-18 环球展览公司 有机电致发光组合物和其用途
CN104974166A (zh) * 2014-04-02 2015-10-14 环球展览公司 有机电致发光材料和装置
US20150295198A1 (en) * 2014-04-11 2015-10-15 Universal Display Corporation Efficient White Organic Light Emitting Diodes with High Color Quality
US20150295199A1 (en) * 2014-04-15 2015-10-15 Universal Display Corporation Efficient Organic Electroluminescent Devices
US20160093808A1 (en) * 2014-09-29 2016-03-31 Universal Display Corporation Organic electroluminescent materials and devices
US20160172607A1 (en) * 2014-12-16 2016-06-16 Samsung Display Co., Ltd. Organometallic compound and organic light-emitting device including the same
CN107459535A (zh) * 2017-09-21 2017-12-12 南京工业大学 多取代喹啉配位的铱杂配化合物及其制备方法与应用

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110746429A (zh) * 2018-12-10 2020-02-04 广州华睿光电材料有限公司 含金刚烷的化合物、高聚物、混合物、组合物及电子器件
CN113258240A (zh) * 2021-05-19 2021-08-13 东南大学 一种多频信号波参量放大的非线性人工spp波导及计算方法

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Inventor after: Liang Zhiming

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