KR101369205B1 - 반도체 나노결정을 포함하는 발광 디바이스 - Google Patents
반도체 나노결정을 포함하는 발광 디바이스 Download PDFInfo
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- KR101369205B1 KR101369205B1 KR1020077009170A KR20077009170A KR101369205B1 KR 101369205 B1 KR101369205 B1 KR 101369205B1 KR 1020077009170 A KR1020077009170 A KR 1020077009170A KR 20077009170 A KR20077009170 A KR 20077009170A KR 101369205 B1 KR101369205 B1 KR 101369205B1
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- electrode
- light emitting
- emitting device
- grown semiconductor
- semiconductor nanocrystals
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- NYZSNEVPYZZOFN-UHFFFAOYSA-N n,n-diphenyl-4-[5-[3-[5-[4-(n-phenylanilino)phenyl]-1,3,4-oxadiazol-2-yl]phenyl]-1,3,4-oxadiazol-2-yl]aniline Chemical compound C1=CC=CC=C1N(C=1C=CC(=CC=1)C=1OC(=NN=1)C=1C=C(C=CC=1)C=1OC(=NN=1)C=1C=CC(=CC=1)N(C=1C=CC=CC=1)C=1C=CC=CC=1)C1=CC=CC=C1 NYZSNEVPYZZOFN-UHFFFAOYSA-N 0.000 description 1
- 239000002071 nanotube Substances 0.000 description 1
- 239000002070 nanowire Substances 0.000 description 1
- 125000001624 naphthyl group Chemical group 0.000 description 1
- 125000000449 nitro group Chemical group [O-][N+](*)=O 0.000 description 1
- 125000006501 nitrophenyl group Chemical group 0.000 description 1
- 150000002894 organic compounds Chemical class 0.000 description 1
- 239000013110 organic ligand Substances 0.000 description 1
- 150000002902 organometallic compounds Chemical class 0.000 description 1
- 125000002524 organometallic group Chemical group 0.000 description 1
- WCPAKWJPBJAGKN-UHFFFAOYSA-N oxadiazole Chemical compound C1=CON=N1 WCPAKWJPBJAGKN-UHFFFAOYSA-N 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 125000005561 phenanthryl group Chemical group 0.000 description 1
- 125000001997 phenyl group Chemical group [H]C1=C([H])C([H])=C(*)C([H])=C1[H] 0.000 description 1
- 235000021317 phosphate Nutrition 0.000 description 1
- 150000003003 phosphines Chemical class 0.000 description 1
- 150000003013 phosphoric acid derivatives Chemical class 0.000 description 1
- 239000011574 phosphorus Chemical group 0.000 description 1
- 229910000073 phosphorus hydride Inorganic materials 0.000 description 1
- 230000000704 physical effect Effects 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 229920000553 poly(phenylenevinylene) Polymers 0.000 description 1
- 229920000128 polypyrrole Polymers 0.000 description 1
- 238000000634 powder X-ray diffraction Methods 0.000 description 1
- 239000002244 precipitate Substances 0.000 description 1
- 125000002924 primary amino group Chemical group [H]N([H])* 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 125000004076 pyridyl group Chemical group 0.000 description 1
- 238000000197 pyrolysis Methods 0.000 description 1
- 125000000168 pyrrolyl group Chemical group 0.000 description 1
- 238000010791 quenching Methods 0.000 description 1
- 230000000171 quenching effect Effects 0.000 description 1
- MCJGNVYPOGVAJF-UHFFFAOYSA-N quinolin-8-ol Chemical compound C1=CN=C2C(O)=CC=CC2=C1 MCJGNVYPOGVAJF-UHFFFAOYSA-N 0.000 description 1
- 239000000376 reactant Substances 0.000 description 1
- 231100000812 repeated exposure Toxicity 0.000 description 1
- 229910052711 selenium Inorganic materials 0.000 description 1
- SBIBMFFZSBJNJF-UHFFFAOYSA-N selenium;zinc Chemical compound [Se]=[Zn] SBIBMFFZSBJNJF-UHFFFAOYSA-N 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000000377 silicon dioxide Substances 0.000 description 1
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- 238000003756 stirring Methods 0.000 description 1
- WSANLGASBHUYGD-UHFFFAOYSA-N sulfidophosphanium Chemical class S=[PH3] WSANLGASBHUYGD-UHFFFAOYSA-N 0.000 description 1
- 239000011593 sulfur Chemical group 0.000 description 1
- 239000006228 supernatant Substances 0.000 description 1
- 230000008961 swelling Effects 0.000 description 1
- 229910052714 tellurium Inorganic materials 0.000 description 1
- PORWMNRCUJJQNO-UHFFFAOYSA-N tellurium atom Chemical group [Te] PORWMNRCUJJQNO-UHFFFAOYSA-N 0.000 description 1
- 150000003573 thiols Chemical class 0.000 description 1
- 150000003577 thiophenes Chemical class 0.000 description 1
- 125000003944 tolyl group Chemical group 0.000 description 1
- 238000004627 transmission electron microscopy Methods 0.000 description 1
- IYMHCKVVJXJPDB-UHFFFAOYSA-N tributyl(selanylidene)-$l^{5}-phosphane Chemical compound CCCCP(=[Se])(CCCC)CCCC IYMHCKVVJXJPDB-UHFFFAOYSA-N 0.000 description 1
- FKIZDWBGWFWWOV-UHFFFAOYSA-N trimethyl(trimethylsilylselanyl)silane Chemical compound C[Si](C)(C)[Se][Si](C)(C)C FKIZDWBGWFWWOV-UHFFFAOYSA-N 0.000 description 1
- ZAKSIRCIOXDVPT-UHFFFAOYSA-N trioctyl(selanylidene)-$l^{5}-phosphane Chemical compound CCCCCCCCP(=[Se])(CCCCCCCC)CCCCCCCC ZAKSIRCIOXDVPT-UHFFFAOYSA-N 0.000 description 1
- PIOZWDBMINZWGJ-UHFFFAOYSA-N trioctyl(sulfanylidene)-$l^{5}-phosphane Chemical compound CCCCCCCCP(=S)(CCCCCCCC)CCCCCCCC PIOZWDBMINZWGJ-UHFFFAOYSA-N 0.000 description 1
- LENZDBCJOHFCAS-UHFFFAOYSA-N tris Chemical compound OCC(N)(CO)CO LENZDBCJOHFCAS-UHFFFAOYSA-N 0.000 description 1
- OUMZKMRZMVDEOF-UHFFFAOYSA-N tris(trimethylsilyl)phosphane Chemical compound C[Si](C)(C)P([Si](C)(C)C)[Si](C)(C)C OUMZKMRZMVDEOF-UHFFFAOYSA-N 0.000 description 1
- 238000007740 vapor deposition Methods 0.000 description 1
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Abstract
Description
Claims (58)
- 발광 디바이스 형성방법에 있어서,도포기의 표면 상에 제1 나노물질을 배치하는 단계;제1 전극을 포함한 기판에 상기 도포기의 표면을 접촉시키고, 그럼으로써 상기 기판에 상기 제1 나노물질의 적어도 일부를 전사시키는 단계; 및상기 제1 전극에 대향하여 제2 전극을 배열하는 단계;를 포함하며,상기 제1 나노물질은 콜로이드성 성장된 반도체 나노결정들의 단순분산된(monodisperse) 집단이고, 상기 반도체 나노결정의 양자 효율은 60% 이상인 것을 특징으로 하는, 발광 디바이스 형성방법.
- 제1항에 있어서, 상기 도포기의 표면은 돌출 혹은 함몰을 포함하는 패턴을 포함하는, 발광 디바이스 형성방법.
- 삭제
- 제1항에 있어서, 상기 제1 나노물질은 복수의 제1 콜로이드성 성장된 반도체 나노결정들을 포함하며, 상기 복수의 콜로이드성 성장된 제1 반도체 나노결정들은 상기 기판 상에 층을 형성하는, 발광 디바이스 형성방법.
- 제4항에 있어서, 상기 층은 복수층의 콜로이드성 성장된 반도체 나노결정들인, 발광 디바이스 형성방법.
- 제4항에 있어서, 상기 층은 콜로이드성 성장된 반도체 나노결정 분자막인, 발광 디바이스 형성방법.
- 제4항에 있어서, 상기 층은 콜로이드성 성장된 반도체 나노결정의 부분적 분자막인, 발광 디바이스 형성방법.
- 제1항에 있어서, 상기 제1 나노물질은 상기 기판 상에 층을 형성하는, 발광 디바이스 형성방법.
- 제8항에 있어서, 상기 층은 복수층의 나노물질인, 발광 디바이스 형성방법.
- 제8항에 있어서, 상기 층은 반도체 나노결정 분자막인, 발광 디바이스 형성방법.
- 제8항에 있어서, 상기 층은 반도체 나노결정의 부분적 분자막인, 발광 디바이스 형성방법.
- 제1항에 있어서, 상기 제1 나노물질은 상기 기판 상에 패턴을 형성하는, 발광 디바이스 형성방법.
- 제1항에 있어서, 상기 도포기의 표면 상에 상기 제1 나노물질을 배치하기 전에 상기 도포기의 표면을 수정하는 단계를 더 포함하는, 발광 디바이스 형성방법.
- 제13항에 있어서, 상기 도포기의 표면을 수정하는 단계는기판과 접촉시 상기 도포기로부터 상기 제1 나노물질의 적어도 일부를 릴리즈하도록 선택된 조성물에 상기 도포기의 표면에 접촉시키는 단계를 포함하는, 발광 디바이스 형성방법.
- 제14항에 있어서, 상기 조성물은 방향족 유기 중합체를 포함하는, 발광 디바이스 형성방법.
- 제1항에 있어서, 제2 나노물질을 제2 도포기의 표면에 배치하는 단계; 및상기 기판에 상기 제2 도포기의 표면을 접촉시켜 상기 기판에 상기 제2 나노물질의 적어도 일부를 전사시키는 단계를 더 포함하는, 발광 디바이스 형성방법.
- 제16항에 있어서, 상기 제1 나노물질은 복수의 제1 콜로이드성 성장된 반도체 나노결정들을 포함하며, 상기 제2 나노물질은 복수의 제2 콜로이드성 성장된 반도체 나노결정들을 포함하는, 발광 디바이스 형성방법.
- 제17항에 있어서, 상기 복수의 제1 콜로이드성 성장된 반도체 나노결정들은 상기 복수의 제2 콜로이드성 성장된 반도체 나노결정들로부터 구별될 수 있는 방출 파장을 갖는, 발광 디바이스 형성방법.
- 제18항에 있어서, 복수의 제3 콜로이드성 성장된 반도체 나노결정을 제3 도포기의 표면에 배치하는 단계; 및상기 기판에 상기 제3 도포기의 표면을 접촉시켜 상기 기판에 상기 복수의 제3 콜로이드성 성장된 반도체 나노결정의 적어도 일부를 전사시키는 단계를 더 포함하는, 발광 디바이스 형성방법.
- 제19항에 있어서, 상기 제3 콜로이드성 성장된 반도체 나노결정들은 상기 제1 콜로이드성 성장된 반도체 나노결정들로부터 구별될 수 있고, 상기 제2 콜로이드성 성장된 반도체 나노결정들로부터 구별될 수 있는 방출 파장을 갖는, 발광 디바이스 형성방법.
- 제20항에 있어서, 상기 제1, 제2 및 제3의 반도체 나노결정들은 상기 기판의 사전 규정된 비중첩 영역들에 도포되는, 발광 디바이스 형성방법.
- 제21항에 있어서, 상기 제1, 제2, 및 제3 콜로이드성 성장된 반도체 나노결정들의 상기 방출 파장들은 자외, 청색, 녹색, 황색, 적색, 혹은 적외 방출 파장, 혹은 이들의 조합 중에서 선택되는, 발광 디바이스 형성방법.
- 제2항에 있어서, 상기 돌출 혹은 함몰을 포함하는 패턴의 특징물(feature)은 10mm 이하의 높이를 갖는, 발광 디바이스 형성방법.
- 제2항에 있어서, 상기 돌출 혹은 함몰을 포함하는 패턴의 특징물은 1mm 이하의 높이를 갖는, 발광 디바이스 형성방법.
- 제2항에 있어서, 상기 돌출 혹은 함몰을 포함하는 패턴의 특징물은 100마이크로미터 이하의 높이를 갖는, 발광 디바이스 형성방법.
- 제2항에 있어서, 상기 돌출 혹은 함몰을 포함하는 패턴의 특징물은 1 마이크로미터 이하의 높이를 갖는, 발광 디바이스 형성방법.
- 제2항에 있어서, 상기 돌출 혹은 함몰을 포함하는 패턴의 특징물은 적어도 1cm의 높이를 갖는, 발광 디바이스 형성방법.
- 제2항에 있어서, 상기 돌출 혹은 함몰을 포함하는 패턴의 특징물은 적어도 10cm의 높이를 갖는, 발광 디바이스 형성방법.
- 제2항에 있어서, 상기 돌출 혹은 함몰을 포함하는 패턴의 특징물은 적어도 100cm의 높이를 갖는, 발광 디바이스 형성방법.
- 제1항에 있어서, 상기 기판은 상기 제1 전극 상에 정공수송물질을 포함하는 층을 포함하는, 발광 디바이스 형성방법.
- 제30항에 있어서, 상기 나노물질 상에 전자수송물질을 포함한 층을 형성하는 단계를 더 포함하는, 발광 디바이스 형성방법.
- 제31항에 있어서, 상기 제2 전극은 상기 전자수송물질을 포함한 층 상에 도포되는, 발광 디바이스 형성방법.
- 제1항에 있어서, 상기 도포기의 표면 상에 나노물질을 배치하는 단계는 스핀 코팅, 블레이드 코팅, 슬롯 코팅, 딥 코팅, 스프레이 코팅, 로드 코팅, 리버스 롤 코팅, 포워드 롤 코팅, 에어 나이프 코팅, 나이프 오버 롤 코팅, 그라비어, 마이크로그라비어, 압출 코팅, 슬라이드 코팅, 커튼 코팅, 혹은 이들의 조합을 포함하는, 발광 디바이스 형성방법.
- 제1항에 있어서, 상기 도포기의 표면은 실질적으로 돌출 및 함몰이 없는, 발광 디바이스 형성방법.
- 제34항에 있어서, 상기 도포기는 회전가능 드럼 상에 장착되는, 발광 디바이스 형성방법.
- 발광 디바이스에 있어서,제1 전극;상기 제1 전극에 대향한 제2 전극; 및상기 제1 전극과 상기 제2 전극 사이에 배치된 제1 콜로이드성 성장된 반도체 나노결정 분자막을 포함한 사전 규정된 영역;을 포함하며,상기 제1 콜로이드성 성장된 반도체 나노결정 분자막은 콜로이드성 성장된 반도체 나노결정들의 단순분산된(monodisperse) 집단이고, 상기 반도체 나노결정의 양자 효율은 60% 이상인 것을 특징으로 하는, 발광 디바이스.
- 제36항에 있어서, 상기 사전 규정된 영역은 패턴을 형성하는, 발광 디바이스.
- 제36항에 있어서, 제2 콜로이드성 성장된 반도체 나노결정 분자막을 포함하는 제2 사전 규정된 영역을 더 포함하는, 발광 디바이스.
- 제36항에 있어서, 상기 제1 전극에 인접하여 배치되고 상기 제1 전극과 상기 제2 전극 사이에 배치되는 정공수송물질을 포함한 층을 더 포함하는, 발광 디바이스.
- 제39항에 있어서, 상기 제2 전극에 인접하여 배치되고 상기 제1 전극과 상기 제2 전극 사이에 배치되는 전자수송물질을 포함한 층을 더 포함하는, 발광 디바이스.
- 제40항에 있어서, 상기 콜로이드성 성장된 반도체 나노결정 분자막을 포함하는 상기 사전 규정된 영역은 정공수송물질을 포함하는 층과 전자수송물질을 포함하는 층 사이에 배치되는, 발광 디바이스.
- 제41항에 있어서, 제2 콜로이드성 성장된 반도체 나노결정 분자막을 포함하는 제2 사전 규정된 영역을 더 포함하는, 발광 디바이스.
- 제42항에 있어서, 상기 제1 콜로이드성 성장된 반도체 나노결정 분자막은 상기 제2 콜로이드성 성장된 반도체 나노결정 분자막의 방출 파장과는 구별되는 방출 파장을 갖는, 발광 디바이스.
- 광 발생 방법에 있어서,제1 전극, 상기 제1 전극에 대향한 제2 전극, 및 상기 제1 전극과 상기 제2 전극 사이에 배치된 콜로이드성 성장된 반도체 나노결정 분자막을 포함하는 사전 규정된 영역을 포함하는 디바이스를 제공하는 단계로서, 상기 콜로이드성 성장된 반도체 나노결정 분자막은 콜로이드성 성장된 반도체 나노결정들의 단순분산된(monodisperse) 집단이고, 상기 반도체 나노결정의 양자 효율은 60% 이상인, 사전 규정된 영역을 포함하는 디바이스를 제공하는 단계; 및상기 제1 전극 및 상기 제2 전극에 전압을 인가하는 단계를 포함하는, 광 발생 방법.
- 제44항에 있어서, 상기 제1 전극 및 상기 제2 전극에 전압을 인가하는 단계는 상기 제1 전극과 상기 제2 전극간에 전류를 흘리는 단계를 포함하는, 광 발생 방법.
- 복수의 발광 디바이스들을 포함하는 디스플레이에 있어서,적어도 한 발광 디바이스는,제1 전극;상기 제1 전극에 대향한 제2 전극; 및상기 제1 전극과 상기 제2 전극 사이에 배치된 콜로이드성 성장된 반도체 나노결정 분자막을 포함하는 사전 규정된 영역을 포함하며,상기 콜로이드성 성장된 반도체 나노결정 분자막은 콜로이드성 성장된 반도체 나노결정들의 단순분산된(monodisperse) 집단이고, 상기 반도체 나노결정들의 양자 효율은 60% 이상인 것을 특징으로 하는, 디스플레이.
- 제46항에 있어서,제1 전극;상기 제1 전극에 대향한 제2 전극; 및상기 제1 전극과 상기 제2 전극 사이에 배치된 콜로이드성 성장된 반도체 나노결정 분자막을 포함하는 사전 규정된 영역을 포함하는 제2 발광 디바이스를 더 포함하는, 디스플레이.
- 제47항에 있어서, 상기 제1 발광 디바이스는 상기 제2 발광 디바이스의 방출 파장과는 구별될 수 있는 방출 파장을 갖는, 디스플레이.
- 제48항에 있어서,제1 전극;상기 제1 전극에 대향한 제2 전극; 및상기 제1 전극과 상기 제2 전극 사이에 배치된 콜로이드성 성장된 반도체 나노결정 분자막을 포함하는 사전 규정된 영역을 포함하는 제3 발광 디바이스를 더 포함하고, 상기 제3 발광 디바이스는 상기 제2 발광 디바이스의 방출 파장과, 상기 제1 발광 디바이스의 방출 파장과는 구별될 수 있는 방출 파장을 갖는, 디스플레이.
- 제49항에 있어서,제1 전극;상기 제1 전극에 대향한 제2 전극; 및상기 제1 전극과 상기 제2 전극 사이에 배치된 콜로이드성 성장된 반도체 나노결정 분자막을 포함하는 사전 규정된 영역을 포함하는 제4 발광 디바이스를 더 포함하고, 상기 제4 발광 디바이스는 상기 제3 발광 디바이스의 방출 파장과, 상기 제2 발광 디바이스의 방출 파장과, 상기 제1 발광 디바이스의 방출 파장과는 구별될 수 있는 방출 파장을 갖는, 디스플레이.
- 제46항에 있어서, 상기 발광 디바이스의 미리 결정된 영역은 패턴을 포함하며, 상기 패턴의 특징은 10mm 이하의 높이를 갖는, 디스플레이.
- 제46항에 있어서, 상기 발광 디바이스의 미리 결정된 영역은 패턴을 포함하며, 상기 패턴의 특징은 1mm 이하의 높이를 갖는, 디스플레이.
- 제46항에 있어서, 상기 발광 디바이스의 미리 결정된 영역은 패턴을 포함하며, 상기 패턴의 특징은 100마이크로미터 이하의 높이를 갖는, 디스플레이.
- 제46항에 있어서, 상기 복수의 발광 디바이스는 단일 기판 상의 복수의 위치들에 형성되며, 상기 기판은 백플레인을 더 포함하는, 디스플레이.
- 제54항에 있어서, 상기 백플레인은 능동 매트릭스 전자장치를 포함하는, 디스플레이.
- 제54항에 있어서, 상기 백플레인은 수동 매트릭스 전자장치를 포함하는, 디스플레이.
- 복수의 발광 디바이스들을 포함하는 디스플레이에 있어서,상기 복수의 발광 디바이스들의 각각은제1 전극;상기 제1 전극에 대향한 제2 전극;상기 제1 전극과 상기 제2 전극 간에 배치된 콜로이드성 성장된 반도체 나노결정 분자막을 포함하는 사전 규정된 영역을 포함하며,상기 콜로이드성 성장된 반도체 나노결정 분자막은 콜로이드성 성장된 반도체 나노결정들의 단순분산된(monodisperse) 집단이고, 상기 반도체 나노결정의 양자 효율은 60% 이상인 것을 특징으로 하는, 디스플레이.
- 제57항에 있어서, 상기 복수의 발광 디바이스들 각각의 상기 콜로이드성 성장된 반도체 나노결정들은 자외, 청색, 녹색, 황색, 적색, 혹은 적외 방출 파장, 혹은 이들의 조합에서 선택된 방출 파장을 갖는, 디스플레이.
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EP1807863A2 (en) | 2007-07-18 |
WO2006135435A2 (en) | 2006-12-21 |
KR101484508B1 (ko) | 2015-01-21 |
JP5491698B2 (ja) | 2014-05-14 |
US20060196375A1 (en) | 2006-09-07 |
ATE470959T1 (de) | 2010-06-15 |
EP2254393A1 (en) | 2010-11-24 |
EP2498274A1 (en) | 2012-09-12 |
WO2006047215A2 (en) | 2006-05-04 |
US10225906B2 (en) | 2019-03-05 |
JP2012142296A (ja) | 2012-07-26 |
EP1803174A2 (en) | 2007-07-04 |
JP5689842B2 (ja) | 2015-03-25 |
US20080001167A1 (en) | 2008-01-03 |
JP2008518401A (ja) | 2008-05-29 |
KR101184300B1 (ko) | 2012-09-21 |
EP1803174B1 (en) | 2010-06-09 |
WO2006135435A3 (en) | 2007-02-08 |
JP2012134506A (ja) | 2012-07-12 |
WO2006047215A3 (en) | 2006-06-15 |
KR20130133081A (ko) | 2013-12-05 |
KR20070085282A (ko) | 2007-08-27 |
DE602005021808D1 (de) | 2010-07-22 |
TW200621382A (en) | 2006-07-01 |
JP2008517743A (ja) | 2008-05-29 |
EP2498274B1 (en) | 2014-09-17 |
TWI462781B (zh) | 2014-12-01 |
EP1807863B1 (en) | 2015-12-23 |
EP2254393B1 (en) | 2016-05-11 |
TW200620713A (en) | 2006-06-16 |
TWI440205B (zh) | 2014-06-01 |
KR20070088623A (ko) | 2007-08-29 |
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