KR100642431B1 - 무기 전자수송층을 포함하는 양자점 발광 다이오드 - Google Patents
무기 전자수송층을 포함하는 양자점 발광 다이오드 Download PDFInfo
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- KR100642431B1 KR100642431B1 KR1020050091108A KR20050091108A KR100642431B1 KR 100642431 B1 KR100642431 B1 KR 100642431B1 KR 1020050091108 A KR1020050091108 A KR 1020050091108A KR 20050091108 A KR20050091108 A KR 20050091108A KR 100642431 B1 KR100642431 B1 KR 100642431B1
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- light emitting
- quantum dot
- transport layer
- emitting diode
- dot light
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- B82Y20/00—Nanooptics, e.g. quantum optics or photonic crystals
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Abstract
Description
Claims (6)
- 한 쌍의 전극 사이에 양자점 발광층을 포함하는 양자점 발광 다이오드에 있어서, 상기 양자점 발광 다이오드가 양자점 발광층과 상부 전극 사이에 무기 전자수송층을 포함하는 것을 특징으로 하는 양자점 발광 다이오드.
- 제 1항에 있어서, 상기 양자점 발광 다이오드가 기판 위에 양극, 정공수송층, 양자점 발광층, 무기 전자수송층 및 음극을 포함하는 것을 특징으로 하는 양자점 발광 다이오드.
- 제 1항 또는 제 2항에 있어서, 상기 무기 전자수송층이 TiO2, ZnO, SiO2, SnO2, WO3, Ta2O3, BaTiO3, BaZrO3, ZrO2, HfO2, Al2O3, Y2O3, ZrSiO4로 이루어진 군에서 선택된 산화물(oxide); Si3N4와 같은 질화물(nitride); 또는 CdS, ZnSe 및 ZnS로 이루어진 군에서 선택된 반도체(semiconductor)로 형성되는 것을 특징으로 하는 발광 다이오드.
- 제 1항 또는 제 2항에 있어서, 상기 양자점 발광층이 CdS, CdSe, CdTe, ZnS, ZnSe, ZnTe, HgS, HgSe, HgTe 등의 II-VI족 화합물 반도체 나노 결정; GaN, GaP, GaAs, InP, InAs 등의 III-V족 화합물 반도체 나노 결정; PbS, PbSe, PbTe, CdSe/ZnS, /ZnSe, InP/ZnS로 구성되는 군에서 선택되는 재료로 형성되는 것을 특징으로 하는 발광 다이오드.
- 제 1항 또는 제 2항에 있어서, 상기 무기 전자수송층이 졸-겔(sol-gel)법, 스핀코팅, 프린팅, 캐스팅 및 스프레이로 이루어진 군에서 선택되는 용액 코팅법, 또는 화학 기상 증착법(CVD), 스퍼터링(sputtering), e-빔 증착(e-beam evaporation) 및 진공증착법으로 이루어진 군에서 선택되는 기상 코팅법에 따라 형성되는 것을 특징으로 하는 발광 다이오드.
- 제 2항에 있어서, 상기 정공수송층이 PEDOT(poly(3,4-ethylenedioxythiophene)/PSS(polystyrene parasulfonate)) 유도체, 폴리N-비닐카르바졸(poly-N-vinylcarbazole) 유도체, 폴리페닐렌비닐렌(polyphenylenevinylene) 유도체, 폴리파라페닐렌 (polyparaphenylene) 유도체, 폴리메타크릴레이트(polymethaacrylate) 유도체, 폴리 ((9,9-옥틸플루오렌)(poly(9,9-octylfluorene)) 유도체, 폴리(스파이로-플루오렌)(poly(spiro-fluorene)) 유도체로 또는 TPD(N,N'- 디페닐-N,N'-비스(3-메틸페닐)-(1,1'-비페닐)-4,4'-디아민), NPB(N,N'-디(나프탈렌-1-일)-N-N'-디페닐-벤지딘), m-MTDATA(트리스(3-메틸페닐페닐아미노)-트리페닐아민), TFB(폴리(9,9'-디옥틸플루오렌-co-N-(4-부틸페닐)디페닐아민))로 이루어진 군에서 선택되는 재료로 형성되는 것을 특징으로 하는 발광 다이오드.
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KR20010023642A (ko) * | 1998-07-22 | 2001-03-26 | 사토 히로시 | 유기전계발광소자 |
JP2005502176A (ja) | 2001-09-04 | 2005-01-20 | コーニンクレッカ フィリップス エレクトロニクス エヌ ヴィ | 量子ドットを有するエレクトロルミネセント装置 |
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KR20160078718A (ko) | 2014-12-24 | 2016-07-05 | 주식회사 나래나노텍 | 개선된 유기 발광다이오드 및 그 제조 방법 |
US11818907B2 (en) | 2016-09-26 | 2023-11-14 | University-Industry Cooperation Group Of Kyung Hee University | Quantum-dot light emitting device comprising solution processed charge generation junction and manufacturing method thereof |
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KR20190013110A (ko) * | 2017-07-31 | 2019-02-11 | 이화여자대학교 산학협력단 | 광전 소자 |
KR20190047363A (ko) | 2017-10-27 | 2019-05-08 | 경희대학교 산학협력단 | 전하 생성 접합층을 포함하는 박막형 발광소자 및 그 제조 방법 |
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KR20200020116A (ko) | 2018-08-16 | 2020-02-26 | 동우 화인켐 주식회사 | 감광성 수지 조성물, 이를 이용하여 제조된 디스플레이 격벽 구조물 및 이를 포함하는 표시장치 |
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Also Published As
Publication number | Publication date |
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EP1859489A4 (en) | 2010-07-28 |
WO2006098540A8 (en) | 2006-12-28 |
JP2008533735A (ja) | 2008-08-21 |
KR20060101184A (ko) | 2006-09-22 |
US20090039764A1 (en) | 2009-02-12 |
WO2006098540A1 (en) | 2006-09-21 |
EP1859489A1 (en) | 2007-11-28 |
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