KR100880064B1 - 효율이 개선된 백색 유기 발광 소자 - Google Patents

효율이 개선된 백색 유기 발광 소자 Download PDF

Info

Publication number
KR100880064B1
KR100880064B1 KR1020020048226A KR20020048226A KR100880064B1 KR 100880064 B1 KR100880064 B1 KR 100880064B1 KR 1020020048226 A KR1020020048226 A KR 1020020048226A KR 20020048226 A KR20020048226 A KR 20020048226A KR 100880064 B1 KR100880064 B1 KR 100880064B1
Authority
KR
South Korea
Prior art keywords
light emitting
transport layer
layer
oled
doped
Prior art date
Application number
KR1020020048226A
Other languages
English (en)
Korean (ko)
Other versions
KR20030015870A (ko
Inventor
하트와르투카람키산
Original Assignee
이스트맨 코닥 캄파니
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 이스트맨 코닥 캄파니 filed Critical 이스트맨 코닥 캄파니
Publication of KR20030015870A publication Critical patent/KR20030015870A/ko
Application granted granted Critical
Publication of KR100880064B1 publication Critical patent/KR100880064B1/ko

Links

Images

Classifications

    • 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
    • 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
    • H10K85/60—Organic compounds having low molecular weight
    • H10K85/615—Polycyclic condensed aromatic hydrocarbons, e.g. anthracene
    • H10K85/626—Polycyclic condensed aromatic hydrocarbons, e.g. anthracene containing more than one polycyclic condensed aromatic rings, e.g. bis-anthracene
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B33/00—Electroluminescent light sources
    • H05B33/12—Light sources with substantially two-dimensional radiating surfaces
    • H05B33/20—Light sources with substantially two-dimensional radiating surfaces characterised by the chemical or physical composition or the arrangement of the material in which the electroluminescent material is embedded
    • 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
    • H10K85/00—Organic materials used in the body or electrodes of devices covered by this subclass
    • H10K85/60—Organic compounds having low molecular weight
    • H10K85/615—Polycyclic condensed aromatic hydrocarbons, e.g. anthracene
    • H10K85/622—Polycyclic condensed aromatic hydrocarbons, e.g. anthracene containing four rings, e.g. pyrene
    • 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
    • H10K85/60—Organic compounds having low molecular weight
    • H10K85/615—Polycyclic condensed aromatic hydrocarbons, e.g. anthracene
    • H10K85/623—Polycyclic condensed aromatic hydrocarbons, e.g. anthracene containing five rings, e.g. pentacene
    • 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
    • H10K85/60—Organic compounds having low molecular weight
    • H10K85/615—Polycyclic condensed aromatic hydrocarbons, e.g. anthracene
    • H10K85/624—Polycyclic condensed aromatic hydrocarbons, e.g. anthracene containing six or more rings
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S428/00—Stock material or miscellaneous articles
    • Y10S428/917—Electroluminescent
KR1020020048226A 2001-08-15 2002-08-14 효율이 개선된 백색 유기 발광 소자 KR100880064B1 (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US09/930,050 US6627333B2 (en) 2001-08-15 2001-08-15 White organic light-emitting devices with improved efficiency
US09/930,050 2001-08-15

Publications (2)

Publication Number Publication Date
KR20030015870A KR20030015870A (ko) 2003-02-25
KR100880064B1 true KR100880064B1 (ko) 2009-01-22

Family

ID=25458857

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020020048226A KR100880064B1 (ko) 2001-08-15 2002-08-14 효율이 개선된 백색 유기 발광 소자

Country Status (7)

Country Link
US (1) US6627333B2 (US06627333-20030930-C00012.png)
EP (1) EP1286569B1 (US06627333-20030930-C00012.png)
JP (1) JP4327425B2 (US06627333-20030930-C00012.png)
KR (1) KR100880064B1 (US06627333-20030930-C00012.png)
CN (1) CN1244166C (US06627333-20030930-C00012.png)
DE (1) DE60220484T2 (US06627333-20030930-C00012.png)
TW (1) TW550970B (US06627333-20030930-C00012.png)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101302296B1 (ko) 2011-09-09 2013-09-03 호서대학교 산학협력단 전자수송층의 백색발광을 포함한 백색 유기전계발광소자

Families Citing this family (124)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100721656B1 (ko) 2005-11-01 2007-05-23 주식회사 엘지화학 유기 전기 소자
TW519852B (en) * 2001-10-18 2003-02-01 Opto Tech Corp Organic light emitting device capable of projecting white light source and its manufacturing method
US7488986B2 (en) * 2001-10-26 2009-02-10 Semiconductor Energy Laboratory Co., Ltd. Light emitting device
US6773830B2 (en) * 2001-11-08 2004-08-10 Xerox Corporation Green organic light emitting devices
US6692846B2 (en) * 2002-06-20 2004-02-17 Eastman Kodak Company Organic electroluminescent device having a stabilizing dopant in a hole-transport layer or in an electron-transport layer distant from the emission layer
US20040058193A1 (en) * 2002-09-16 2004-03-25 Eastman Kodak Company White organic light-emitting devices with improved performance
WO2004029133A1 (en) 2002-09-24 2004-04-08 E.I. Du Pont De Nemours And Company Water dispersible polyanilines made with polymeric acid colloids for electronics applications
JP4509787B2 (ja) 2002-09-24 2010-07-21 イー・アイ・デュポン・ドウ・ヌムール・アンド・カンパニー ポリマー酸コロイドを伴って製造される水分散性ポリチオフェン
CA2500304A1 (en) 2002-09-24 2004-04-08 E. I. Du Pont De Nemours And Company Electrically conducting organic polymer/nanoparticle composites and methods for use thereof
US7317047B2 (en) 2002-09-24 2008-01-08 E.I. Du Pont De Nemours And Company Electrically conducting organic polymer/nanoparticle composites and methods for use thereof
US20040142098A1 (en) * 2003-01-21 2004-07-22 Eastman Kodak Company Using compacted organic materials in making white light emitting oleds
JP4265393B2 (ja) * 2003-02-24 2009-05-20 株式会社デンソー 有機ｅｌパネルの製造方法
US6967062B2 (en) * 2003-03-19 2005-11-22 Eastman Kodak Company White light-emitting OLED device having a blue light-emitting layer doped with an electron-transporting or a hole-transporting material or both
JP3970253B2 (ja) * 2003-03-27 2007-09-05 三洋電機株式会社 有機エレクトロルミネッセンス素子
US20040199052A1 (en) 2003-04-01 2004-10-07 Scimed Life Systems, Inc. Endoscopic imaging system
US7091941B2 (en) 2003-04-11 2006-08-15 Eastman Kodak Company Color OLED display with improved power efficiency
US7390438B2 (en) 2003-04-22 2008-06-24 E.I. Du Pont De Nemours And Company Water dispersible substituted polydioxythiophenes made with fluorinated polymeric sulfonic acid colloids
JP2004327373A (ja) * 2003-04-28 2004-11-18 Shoka Kagi Kofun Yugenkoshi 光色純度調整可能な有機ｅｌフルカラーパネル及びその製造方法
WO2004107471A1 (en) * 2003-05-28 2004-12-09 Eastman Kodak Company White light-emitting device structures
US7037601B2 (en) 2003-05-28 2006-05-02 Eastman Kodak Company White light-emitting device structures
TWI220100B (en) * 2003-06-05 2004-08-01 Au Optronics Corp OLED display and pixel structure thereof
NL1023679C2 (nl) * 2003-06-17 2004-12-20 Tno Lichtemitterende diode.
DE10330761A1 (de) * 2003-07-07 2005-02-03 Covion Organic Semiconductors Gmbh Mischungen von organischen zur Emission befähigten Halbleitern und Matrixmaterialien, deren Verwendung und Elektronikbauteile enthaltend dieses
US7211823B2 (en) * 2003-07-10 2007-05-01 Universal Display Corporation Organic light emitting device structure for obtaining chromaticity stability
US6885025B2 (en) * 2003-07-10 2005-04-26 Universal Display Corporation Organic light emitting device structures for obtaining chromaticity stability
KR101031402B1 (ko) * 2003-07-11 2011-04-26 이데미쓰 고산 가부시키가이샤 백색계 유기 전기발광 소자
KR20050015902A (ko) * 2003-08-14 2005-02-21 엘지전자 주식회사 유기 ｅｌ 소자 및 그 제조방법
US6875524B2 (en) * 2003-08-20 2005-04-05 Eastman Kodak Company White light-emitting device with improved doping
US6905788B2 (en) * 2003-09-12 2005-06-14 Eastman Kodak Company Stabilized OLED device
CN1853288B (zh) 2003-09-19 2010-12-15 默克专利有限公司 有机电致发光元件
JP4285741B2 (ja) * 2003-10-24 2009-06-24 独立行政法人産業技術総合研究所 有機電界発光素子およびその作製方法
KR100958637B1 (ko) * 2003-11-19 2010-05-20 삼성모바일디스플레이주식회사 유기 전계발광 소자
US20050137459A1 (en) 2003-12-17 2005-06-23 Scimed Life Systems, Inc. Medical device with OLED illumination light source
CN1914293B (zh) 2003-12-19 2010-12-01 出光兴产株式会社 有机电致发光器件用发光材料、使用该材料的有机电致发光器件以及有机电致发光器件用材料
US20050136289A1 (en) * 2003-12-22 2005-06-23 Chu Hye Y. White organic light emitting device
US20050147844A1 (en) * 2004-01-05 2005-07-07 Eastman Kodak Company White oled devices with color filter arrays
KR100712098B1 (ko) * 2004-01-13 2007-05-02 삼성에스디아이 주식회사 백색 발광 유기전계발광소자 및 그를 구비하는유기전계발광표시장치
US7252893B2 (en) * 2004-02-17 2007-08-07 Eastman Kodak Company Anthracene derivative host having ranges of dopants
KR101169812B1 (ko) * 2004-02-19 2012-07-30 이데미쓰 고산 가부시키가이샤 백색계 유기 전기발광 소자
US7662485B2 (en) * 2004-03-16 2010-02-16 Eastman Kodak Company White organic light-emitting devices with improved performance
US7351358B2 (en) 2004-03-17 2008-04-01 E.I. Du Pont De Nemours And Company Water dispersible polypyrroles made with polymeric acid colloids for electronics applications
JP4947909B2 (ja) * 2004-03-25 2012-06-06 三洋電機株式会社 有機エレクトロルミネッセンス素子
US8147962B2 (en) 2004-04-13 2012-04-03 E. I. Du Pont De Nemours And Company Conductive polymer composites
US7192659B2 (en) * 2004-04-14 2007-03-20 Eastman Kodak Company OLED device using reduced drive voltage
CN100386903C (zh) * 2004-04-23 2008-05-07 中国科学院长春应用化学研究所 白色有机电致发光器件及制备方法
US7247394B2 (en) * 2004-05-04 2007-07-24 Eastman Kodak Company Tuned microcavity color OLED display
WO2005117500A1 (ja) 2004-05-27 2005-12-08 Idemitsu Kosan Co., Ltd. 白色系有機エレクトロルミネッセンス素子
US9040170B2 (en) * 2004-09-20 2015-05-26 Global Oled Technology Llc Electroluminescent device with quinazoline complex emitter
US20060088729A1 (en) * 2004-10-25 2006-04-27 Eastman Kodak Company White organic light-emitting devices with improved performance
KR100635575B1 (ko) * 2004-11-17 2006-10-17 삼성에스디아이 주식회사 풀 칼라 유기 전계 발광 표시 소자 및 그 제조방법
KR101288586B1 (ko) * 2005-01-31 2013-07-22 가부시키가이샤 한도오따이 에네루기 켄큐쇼 정공 주입성 재료, 발광 소자용 재료, 발광 소자, 유기화합물, 모노머 및 모노머 혼합물
US7901794B2 (en) 2005-02-25 2011-03-08 Toray Industries, Inc. Material for light-emitting element and light emitting element
TWI307250B (en) * 2005-03-23 2009-03-01 Au Optronics Corp Organic electroluminescent device
EP2479814B1 (en) 2005-03-28 2015-07-22 Semiconductor Energy Laboratory Co, Ltd. Light emitting device comprising a carbazole-anthracene derivative
US20060240277A1 (en) * 2005-04-20 2006-10-26 Eastman Kodak Company Tandem OLED device
US8057916B2 (en) * 2005-04-20 2011-11-15 Global Oled Technology, Llc. OLED device with improved performance
US20060240281A1 (en) * 2005-04-21 2006-10-26 Eastman Kodak Company Contaminant-scavenging layer on OLED anodes
TWI333392B (en) * 2005-05-25 2010-11-11 Au Optronics Corp Emission layer and organic light emitting diode using thereof
US7479330B2 (en) * 2005-05-26 2009-01-20 Au Optronics Corporation Anthracene derivatives for organic electroluminescent device
JP5489458B2 (ja) 2005-06-28 2014-05-14 イー・アイ・デュポン・ドウ・ヌムール・アンド・カンパニー 高仕事関数の透明コンダクタ
CN101595532B (zh) 2005-06-28 2013-07-31 E.I.内穆尔杜邦公司 缓冲组合物
US7531959B2 (en) * 2005-06-29 2009-05-12 Eastman Kodak Company White light tandem OLED display with filters
KR100806812B1 (ko) * 2005-07-25 2008-02-25 엘지.필립스 엘시디 주식회사 유기 ｅｌ 소자 및 그 제조방법
KR100672535B1 (ko) * 2005-07-25 2007-01-24 엘지전자 주식회사 유기 ｅｌ 소자 및 그 제조방법
TWI279165B (en) * 2005-08-09 2007-04-11 Au Optronics Corp White organic light emitting diode
US7635858B2 (en) * 2005-08-10 2009-12-22 Au Optronics Corporation Organic light-emitting device with improved layer conductivity distribution
KR100646795B1 (ko) * 2005-09-08 2006-11-23 한양대학교 산학협력단 불순물이 계단형 농도로 첨가되는 정공수송층을 포함하는유기발광소자 및 그 제조방법
KR100708714B1 (ko) * 2005-09-30 2007-04-17 삼성에스디아이 주식회사 유기 발광 표시장치 및 그 제조방법
US7645524B2 (en) * 2005-10-19 2010-01-12 Eastman Kodak Company OLED device with improved high temperature operation
TWI299636B (en) * 2005-12-01 2008-08-01 Au Optronics Corp Organic light emitting diode
US20070126350A1 (en) * 2005-12-06 2007-06-07 Lee Jeong I White organic light emitting device
JP5268247B2 (ja) * 2005-12-20 2013-08-21 キヤノン株式会社 ４−アミノフルオレン化合物及び有機発光素子
JP2009524189A (ja) 2006-01-18 2009-06-25 エルジー・ケム・リミテッド 積層型有機発光素子
US8216680B2 (en) 2006-02-03 2012-07-10 E I Du Pont De Nemours And Company Transparent composite conductors having high work function
EP2987450B1 (en) 2006-02-07 2019-06-05 Boston Scientific Limited Medical device light source
WO2007120143A1 (en) * 2006-04-18 2007-10-25 E. I. Du Pont De Nemours And Company High energy-potential bilayer compositions
US9118020B2 (en) * 2006-04-27 2015-08-25 Global Oled Technology Llc Electroluminescent devices including organic eil layer
EP2355198B1 (en) 2006-05-08 2015-09-09 Global OLED Technology LLC OLED electron-injecting layer
KR20070112547A (ko) * 2006-05-22 2007-11-27 삼성전자주식회사 유기 발광 표시 장치 및 그 제조 방법
US8729530B2 (en) * 2006-06-15 2014-05-20 Toray Industries, Inc. Material for light-emitting device and light-emitting device
US20080032123A1 (en) * 2006-08-02 2008-02-07 Spindler Jeffrey P Dual electron-transporting layer for oled device
US7837780B2 (en) * 2006-11-10 2010-11-23 Global Oled Technology Llc Green color filter element
US20080191172A1 (en) 2006-12-29 2008-08-14 Che-Hsiung Hsu High work-function and high conductivity compositions of electrically conducting polymers
US8795855B2 (en) * 2007-01-30 2014-08-05 Global Oled Technology Llc OLEDs having high efficiency and excellent lifetime
US7723722B2 (en) 2007-03-23 2010-05-25 Semiconductor Energy Laboratory Co., Ltd. Organic compound, anthracene derivative, and light-emitting element, light-emitting device, and electronic device using anthracene derivative
US20080251768A1 (en) 2007-04-13 2008-10-16 Che-Hsiung Hsu Electrically conductive polymer compositions
US20080286445A1 (en) * 2007-05-17 2008-11-20 Semiconductor Energy Laboratory Co., Ltd. Composition, and method of fabricating light-emitting element
US8241526B2 (en) 2007-05-18 2012-08-14 E I Du Pont De Nemours And Company Aqueous dispersions of electrically conducting polymers containing high boiling solvent and additives
KR100858824B1 (ko) * 2007-05-31 2008-09-17 삼성에스디아이 주식회사 유기 발광 소자 및 이의 제조 방법
KR100866359B1 (ko) 2007-07-19 2008-10-31 한국생산기술연구원 백색 유기 발광 소자
JP5315998B2 (ja) 2007-07-27 2013-10-16 東レ株式会社 発光素子材料および発光素子
US20090053559A1 (en) * 2007-08-20 2009-02-26 Spindler Jeffrey P High-performance broadband oled device
JP5267009B2 (ja) * 2007-09-28 2013-08-21 大日本印刷株式会社 発光デバイス
US8324800B2 (en) * 2008-06-12 2012-12-04 Global Oled Technology Llc Phosphorescent OLED device with mixed hosts
WO2009158555A2 (en) 2008-06-26 2009-12-30 E.I. Du Pont De Nemours And Company Organic light-emitting diode luminaires
CN102089282A (zh) * 2008-07-08 2011-06-08 株式会社半导体能源研究所 咔唑衍生物、发光元件用材料、发光元件以及发光装置
JP5214360B2 (ja) * 2008-07-29 2013-06-19 シャープ株式会社 色変換方式有機ｅｌディスプレイ
KR101326668B1 (ko) * 2008-12-16 2013-11-07 엘지디스플레이 주식회사 전자 수송-주입 물질 및 이를 이용한 유기전계발광소자
DE102009012346B4 (de) 2009-03-09 2024-02-15 Merck Patent Gmbh Organische Elektrolumineszenzvorrichtung und Verfahren zu deren Herstellung
CN102349115B (zh) 2009-03-12 2013-06-19 E.I.内穆尔杜邦公司 用于涂层应用的导电聚合物组合物
JP5495606B2 (ja) * 2009-04-08 2014-05-21 キヤノン株式会社 新規縮合多環化合物およびそれを有する有機発光素子
EP2421918B1 (en) 2009-04-21 2020-08-26 LG Chem, Ltd. Electrically conductive polymer compositions and films made therefrom
US8945427B2 (en) 2009-04-24 2015-02-03 E I Du Pont De Nemours And Company Electrically conductive polymer compositions and films made therefrom
EP2471119A2 (en) * 2009-08-24 2012-07-04 E. I. du Pont de Nemours and Company Organic light-emitting diode luminaires
US8476620B2 (en) * 2009-08-24 2013-07-02 E I Du Pont De Nemours And Company Organic light-emitting diode luminaires
WO2011028473A2 (en) * 2009-08-24 2011-03-10 E. I. Du Pont De Nemours And Company Organic light-emitting diode luminaires
TW201117652A (en) * 2009-08-24 2011-05-16 Du Pont Organic light-emitting diode luminaires
WO2011028482A2 (en) * 2009-08-24 2011-03-10 E. I. Du Pont De Nemours And Company Organic light-emitting diode luminaires
US20110204338A1 (en) * 2009-08-24 2011-08-25 E. I. Du Pont De Nemours And Company Organic light-emitting diode luminaires
JP5162554B2 (ja) * 2009-09-25 2013-03-13 パナソニック株式会社 有機電界発光素子
US8674343B2 (en) 2009-10-29 2014-03-18 E I Du Pont De Nemours And Company Organic light-emitting diodes having white light emission
KR101182442B1 (ko) * 2010-01-27 2012-09-12 삼성디스플레이 주식회사 유기 발광 디스플레이 장치 및 그의 제조 방법
JP2012227042A (ja) * 2011-04-21 2012-11-15 Panasonic Corp 白色有機電界発光素子
JP6452102B2 (ja) * 2012-12-05 2019-01-16 三星ディスプレイ株式會社Ｓａｍｓｕｎｇ Ｄｉｓｐｌａｙ Ｃｏ．，Ｌｔｄ． アミン誘導体、有機発光材料及びそれを用いた有機エレクトロルミネッセンス素子
KR102113149B1 (ko) * 2012-12-28 2020-05-20 엘지디스플레이 주식회사 유기 발광 소자, 유기 발광 표시 장치 및 유기 발광 표시 장치 제조 방법
KR102126544B1 (ko) * 2013-12-30 2020-06-24 엘지디스플레이 주식회사 유기 전계 발광 소자 및 유기 전계 발광 표시 장치
US9887376B2 (en) 2014-01-10 2018-02-06 Lg Display Co., Ltd. Organic light emitting device and lighting apparatus comprising the same
US10952600B2 (en) 2014-07-10 2021-03-23 Covidien Lp Endoscope system
CN104505463A (zh) * 2014-09-28 2015-04-08 桂林电子科技大学 一种双层发光层结构的白光oled器件
JP5848480B1 (ja) * 2014-10-28 2016-01-27 三星ディスプレイ株式會社Ｓａｍｓｕｎｇ Ｄｉｓｐｌａｙ Ｃｏ．，Ｌｔｄ． 有機エレクトロルミネッセンス素子用材料及びそれを用いた有機エレクトロルミネッセンス素子
KR102615636B1 (ko) * 2016-01-13 2023-12-20 삼성디스플레이 주식회사 유기 발광 소자
KR20170101128A (ko) 2016-02-26 2017-09-05 가부시키가이샤 한도오따이 에네루기 켄큐쇼 유기 화합물, 발광 소자, 발광 장치, 전자 기기, 및 조명 장치
CN106098958B (zh) * 2016-08-26 2018-04-03 昆山工研院新型平板显示技术中心有限公司 白光有机电致发光器件及其制备方法
AU2017405805A1 (en) 2017-03-24 2019-08-01 Covidien Lp Endoscopes and methods of treatment

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0281381A2 (en) * 1987-03-02 1988-09-07 EASTMAN KODAK COMPANY (a New Jersey corporation) Electroluminescent device with modified thin film luminescent zone
JPH07142169A (ja) * 1993-11-15 1995-06-02 Mitsubishi Chem Corp 有機電界発光素子
EP0786925A2 (en) * 1996-01-26 1997-07-30 Eastman Kodak Company White light-emitting electroluminescent devices

Family Cites Families (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4539507A (en) 1983-03-25 1985-09-03 Eastman Kodak Company Organic electroluminescent devices having improved power conversion efficiencies
US4885211A (en) 1987-02-11 1989-12-05 Eastman Kodak Company Electroluminescent device with improved cathode
US5059862A (en) 1990-07-26 1991-10-22 Eastman Kodak Company Electroluminescent device with improved cathode
US5405709A (en) 1993-09-13 1995-04-11 Eastman Kodak Company White light emitting internal junction organic electroluminescent device
EP0666298A3 (en) * 1994-02-08 1995-11-15 Tdk Corp Organic electroluminescent element and compound used therein.
US5503910A (en) * 1994-03-29 1996-04-02 Idemitsu Kosan Co., Ltd. Organic electroluminescence device
US5550066A (en) 1994-12-14 1996-08-27 Eastman Kodak Company Method of fabricating a TFT-EL pixel
US5684365A (en) 1994-12-14 1997-11-04 Eastman Kodak Company TFT-el display panel using organic electroluminescent media
US5779937A (en) * 1995-05-16 1998-07-14 Sanyo Electric Co., Ltd. Organic electroluminescent device
EP0765106B1 (en) * 1995-09-25 2002-11-27 Toyo Ink Manufacturing Co., Ltd. Light-emitting material for organic electroluminescence device, and organic electroluminescence device for which the light-emitting material is adapted
US5593788A (en) 1996-04-25 1997-01-14 Eastman Kodak Company Organic electroluminescent devices with high operational stability
JP3752734B2 (ja) * 1996-07-12 2006-03-08 双葉電子工業株式会社 有機エレクトロルミネッセンス素子および有機エレクトロルミネッセンス素子材料
US5776622A (en) 1996-07-29 1998-07-07 Eastman Kodak Company Bilayer eletron-injeting electrode for use in an electroluminescent device
US5645948A (en) 1996-08-20 1997-07-08 Eastman Kodak Company Blue organic electroluminescent devices
JP3999837B2 (ja) * 1997-02-10 2007-10-31 Ｔｄｋ株式会社 有機エレクトロルミネッセンス表示装置
JP3994482B2 (ja) * 1997-08-27 2007-10-17 双葉電子工業株式会社 マルチカラー有機エレクトロルミネッセンス素子及びその製造方法
US6111270A (en) * 1998-04-27 2000-08-29 Motorola, Inc. Light-emitting apparatus and method of fabrication
US6208075B1 (en) 1998-11-05 2001-03-27 Eastman Kodak Company Conductive fluorocarbon polymer and method of making same
US6020078A (en) 1998-12-18 2000-02-01 Eastman Kodak Company Green organic electroluminescent devices
US6127004A (en) 1999-01-29 2000-10-03 Eastman Kodak Company Forming an amorphous fluorocarbon layer in electroluminescent devices
US6225467B1 (en) * 2000-01-21 2001-05-01 Xerox Corporation Electroluminescent (EL) devices

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0281381A2 (en) * 1987-03-02 1988-09-07 EASTMAN KODAK COMPANY (a New Jersey corporation) Electroluminescent device with modified thin film luminescent zone
JPH07142169A (ja) * 1993-11-15 1995-06-02 Mitsubishi Chem Corp 有機電界発光素子
EP0786925A2 (en) * 1996-01-26 1997-07-30 Eastman Kodak Company White light-emitting electroluminescent devices

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101302296B1 (ko) 2011-09-09 2013-09-03 호서대학교 산학협력단 전자수송층의 백색발광을 포함한 백색 유기전계발광소자

Also Published As

Publication number Publication date
EP1286569B1 (en) 2007-06-06
TW550970B (en) 2003-09-01
JP2003086380A (ja) 2003-03-20
US6627333B2 (en) 2003-09-30
DE60220484D1 (de) 2007-07-19
DE60220484T2 (de) 2008-02-07
US20030068524A1 (en) 2003-04-10
JP4327425B2 (ja) 2009-09-09
CN1407635A (zh) 2003-04-02
KR20030015870A (ko) 2003-02-25
EP1286569A1 (en) 2003-02-26
CN1244166C (zh) 2006-03-01

Similar Documents

Publication Publication Date Title
KR100880064B1 (ko) 효율이 개선된 백색 유기 발광 소자
US6696177B1 (en) White organic electroluminescent devices with improved stability and efficiency
US6720092B2 (en) White organic light-emitting devices using rubrene layer
US6565996B2 (en) Organic light-emitting device having a color-neutral dopant in a hole-transport layer and/or in an electron-transport layer
US6727644B2 (en) Organic light-emitting device having a color-neutral dopant in an emission layer and in a hole and/or electron transport sublayer
US7901795B2 (en) OLEDs doped with phosphorescent compounds
US6475648B1 (en) Organic electroluminescent devices with improved stability and efficiency
EP0961330A2 (en) Organic electroluminescent device
KR20050001426A (ko) 전자-수송 물질 또는 정공-수송 물질 또는 둘 다로 도핑된청색광-방출 층을 갖는 백색광-방출 유기 발광 다이오드장치
US6692846B2 (en) Organic electroluminescent device having a stabilizing dopant in a hole-transport layer or in an electron-transport layer distant from the emission layer
KR20060076279A (ko) 개선된 도핑을 갖는 백색 발광 장치
JP2010537383A (ja) 安定化した白色発光ｏｌｅｄ装置
KR100594775B1 (ko) 백색 유기발광소자

Legal Events

Date Code Title Description
A201 Request for examination
E902 Notification of reason for refusal
E701 Decision to grant or registration of patent right
GRNT Written decision to grant
FPAY Annual fee payment

Payment date: 20121226

Year of fee payment: 5

FPAY Annual fee payment

Payment date: 20131220

Year of fee payment: 6

FPAY Annual fee payment

Payment date: 20141231

Year of fee payment: 7

FPAY Annual fee payment

Payment date: 20151218

Year of fee payment: 8

FPAY Annual fee payment

Payment date: 20161220

Year of fee payment: 9

FPAY Annual fee payment

Payment date: 20171219

Year of fee payment: 10

FPAY Annual fee payment

Payment date: 20200103

Year of fee payment: 12