KR20150130928A - 복수종의 호스트 재료와 이를 포함하는 유기 전계 발광 소자 - Google Patents
복수종의 호스트 재료와 이를 포함하는 유기 전계 발광 소자 Download PDFInfo
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- KR20150130928A KR20150130928A KR1020150065829A KR20150065829A KR20150130928A KR 20150130928 A KR20150130928 A KR 20150130928A KR 1020150065829 A KR1020150065829 A KR 1020150065829A KR 20150065829 A KR20150065829 A KR 20150065829A KR 20150130928 A KR20150130928 A KR 20150130928A
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- organic electroluminescent
- electroluminescent device
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- 239000000463 material Substances 0.000 title claims description 40
- 150000001875 compounds Chemical class 0.000 claims abstract description 105
- 125000003118 aryl group Chemical group 0.000 claims abstract description 46
- 239000002019 doping agent Substances 0.000 claims abstract description 35
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- 239000010410 layer Substances 0.000 claims description 115
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- 125000001769 aryl amino group Chemical group 0.000 claims description 16
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- 125000002950 monocyclic group Chemical group 0.000 claims description 13
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- H10K50/11—OLEDs or polymer light-emitting diodes [PLED] characterised by the electroluminescent [EL] layers
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- H10K50/11—OLEDs or polymer light-emitting diodes [PLED] characterised by the electroluminescent [EL] layers
- H10K50/12—OLEDs or polymer light-emitting diodes [PLED] characterised by the electroluminescent [EL] layers comprising dopants
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Abstract
Description
Claims (10)
- 양극, 음극, 및 상기 양극과 상기 음극 사이에 유기물층을 포함하고, 상기 유기물층은 1층 이상의 발광층을 포함하고, 상기 발광층 중 적어도 1층이 1종 이상의 도판트 화합물 및 2종 이상의 호스트 화합물을 포함하고, 상기 호스트 화합물 중 제1 호스트 화합물이 하기 화학식 1로 표시되는 화합물이고, 제2 호스트 화합물이 하기 화학식 2로 표시되는 화합물인, 유기 전계 발광 소자.
[화학식 1]
상기 화학식 1에서,
L1은 단일 결합, 또는 치환 또는 비치환된 (C6-C30)아릴렌이고;
X1 내지 X16은 각각 독립적으로 수소, 중수소, 치환 또는 비치환된 (C3-C30)시클로알킬, 치환 또는 비치환된 (C6-C30)아릴, 치환 또는 비치환된 (3-30원)헤테로아릴, 치환 또는 비치환된 모노 또는 디(C6-C30)아릴아미노, 치환 또는 비치환된 (C1-C30)알킬(C6-C30)아릴아미노, 치환 또는 비치환된 트리(C1-C30)알킬실릴, 치환 또는 비치환된 트리(C6-C30)아릴실릴, 치환 또는 비치환된 디(C1-C30)알킬(C6-C30)아릴실릴, 또는 치환 또는 비치환된 (C1-C30)알킬디(C6-C30)아릴실릴이거나; 인접한 치환기끼리 연결되어 치환 또는 비치환된 (C3-C30) 단일환 또는 다환의 지환족 또는 방향족 고리를 형성할 수 있으며, 상기 형성된 지환족 또는 방향족 고리의 탄소 원자는 질소, 산소, 및 황으로부터 선택되는 하나 이상의 헤테로원자로 대체될 수 있고;
A1은 치환 또는 비치환된 (C6-C30)아릴이다.
[화학식 2]
상기 화학식 2에서,
La는 단일 결합, 또는 치환 또는 비치환된 (C6-C30)아릴렌이며;
Ma는 치환 또는 비치환된 질소 함유 (5-18원)헤테로아릴이고;
Xa 내지 Xh는 각각 독립적으로 수소, 중수소, 할로겐, 시아노, 치환 또는 비치환된 (C1-C30)알킬, 치환 또는 비치환된 (C2-C30)알케닐, 치환 또는 비치환된 (C2-C30)알키닐, 치환 또는 비치환된 (C3-C30)시클로알킬, 치환 또는 비치환된 (C6-C30)아릴, 치환 또는 비치환된 (3-30원)헤테로아릴, 치환 또는 비치환된 트리(C1-C30)알킬실릴, 치환 또는 비치환된 트리(C6-C30)아릴실릴, 치환 또는 비치환된 디(C1-C30)알킬(C6-C30)아릴실릴, 치환 또는 비치환된 (C1-C30)알킬디(C6-C30)아릴실릴, 치환 또는 비치환된 (C1-C30)알킬(C6-C30)아릴아미노, 또는 치환 또는 비치환된 모노- 또는 디-(C6-C30)아릴아미노이거나; 인접한 치환기끼리 연결되어 치환 또는 비치환된 (C3-C30) 단일환 또는 다환의 지환족 또는 방향족 고리를 형성할 수 있으며, 상기 형성된 지환족 또는 방향족 고리의 탄소 원자는 질소, 산소 및 황으로부터 선택되는 하나 이상의 헤테로원자로 대체될 수 있고;
상기 헤테로아릴은 B, N, O, S, P(=O), Si 및 P로부터 선택된 하나 이상의 헤테로원자를 포함한다. - 제1항에 있어서, 상기 L1은 단일 결합이거나, 또는 하기 화학식 4-1 내지 4-10 중 하나로 표시되는, 유기 전계 발광 소자.
상기 화학식 4-1 내지 4-10에서,
X23 내지 X84는 각각 독립적으로 수소, 중수소, 할로겐, 시아노, 치환 또는 비치환된 (C1-C30)알킬, 치환 또는 비치환된 (C2-C30)알케닐, 치환 또는 비치환된 (C2-C30)알키닐, 치환 또는 비치환된 (C3-C30)시클로알킬, 치환 또는 비치환된 (C6-C30)아릴, 치환 또는 비치환된 (3-30원)헤테로아릴, 치환 또는 비치환된 트리(C1-C30)알킬실릴, 치환 또는 비치환된 트리(C6-C30)아릴실릴, 치환 또는 비치환된 디(C1-C30)알킬(C6-C30)아릴실릴, 치환 또는 비치환된 (C1-C30)알킬디(C6-C30)아릴실릴, 치환 또는 비치환된 (C1-C30)알킬(C6-C30)아릴아미노, 또는 치환 또는 비치환된 모노- 또는 디-(C6-C30)아릴아미노이거나; 인접한 치환기끼리 연결되어 치환 또는 비치환된 (C3-C30) 단일환 또는 다환의 지환족 또는 방향족 고리를 형성할 수 있으며, 상기 형성된 지환족 또는 방향족 고리의 탄소 원자는 질소, 산소, 및 황으로부터 선택되는 하나 이상의 헤테로원자로 대체될 수 있다. - 제1항에 있어서, 상기 화학식 1에서 상기 A1은 치환 또는 비치환된 페닐, 치환 또는 비치환된 바이페닐, 치환 또는 비치환된 터페닐, 치환 또는 비치환된 나프틸, 치환 또는 비치환된 플루오레닐, 치환 또는 비치환된 페난트레닐, 치환 또는 비치환된 안트라세닐, 치환 또는 비치환된 인데닐, 치환 또는 비치환된 트리페닐레닐, 치환 또는 비치환된 피레닐, 치환 또는 비치환된 테트라세닐, 치환 또는 비치환된 페릴레닐, 치환 또는 비치환된 크라이세닐, 치환 또는 비치환된 나프타세닐, 또는 치환 또는 비치환된 플루오란테닐을 나타내는, 유기 전계 발광 소자.
- 제1항에 있어서, 상기 화학식 2에서 상기 Ma는 치환 또는 비치환된 질소 함유 (5-17원)헤테로아릴인, 유기 전계 발광 소자.
- 제5항에 있어서, 상기 화학식 2에서 상기 Ma는 치환 또는 비치환된 피롤릴, 치환 또는 비치환된 이미다졸릴, 치환 또는 비치환된 피라졸릴, 치환 또는 비치환된 트리아진일, 치환 또는 비치환된 테트라진일, 치환 또는 비치환된 트리아졸릴, 치환 또는 비치환된 테트라졸릴, 치환 또는 비치환된 피리딜, 치환 또는 비치환된 피라진일, 치환 또는 비치환된 피리미딘일, 및 치환 또는 비치환된 피리다진일로 이루어진 군으로부터 선택된 단일 환계 헤테로아릴이거나, 치환 또는 비치환된 벤조이미다졸릴, 치환 또는 비치환된 이소인돌릴, 치환 또는 비치환된 인돌릴, 치환 또는 비치환된 인다졸릴, 치환 또는 비치환된 벤조티아디아졸릴, 치환 또는 비치환된 퀴놀릴, 치환 또는 비치환된 이소퀴놀릴, 치환 또는 비치환된 신놀리닐, 치환 또는 비치환된 퀴나졸리닐, 치환 또는 비치환된 나프티리디닐, 치환 또는 비치환된 퀴녹살리닐, 치환 또는 비치환된 카바졸릴, 및 치환 또는 비치환된 페난트리딘일로 이루어진 군으로부터 선택된 융합 환계 헤테로아릴인, 유기 전계 발광 소자.
- 제1항에 있어서, 상기 화학식 2에서 상기 La는 단일 결합이거나, 또는 하기 화학식 5-1 내지 5-10 중 하나로 표시되는, 유기 전계 발광 소자.
상기 화학식 5-1 내지 5-10에서,
Xi 내지 Xp는 각각 독립적으로 수소, 중수소, 할로겐, 시아노, 치환 또는 비치환된 (C1-C30)알킬, 치환 또는 비치환된 (C2-C30)알케닐, 치환 또는 비치환된 (C2-C30)알키닐, 치환 또는 비치환된 (C3-C30)시클로알킬, 치환 또는 비치환된 (C6-C30)아릴, 치환 또는 비치환된 (3-30원)헤테로아릴, 치환 또는 비치환된 트리(C1-C30)알킬실릴, 치환 또는 비치환된 트리(C6-C30)아릴실릴, 치환 또는 비치환된 디(C1-C30)알킬(C6-C30)아릴실릴, 치환 또는 비치환된 (C1-C30)알킬디(C6-C30)아릴실릴, 치환 또는 비치환된 (C1-C30)알킬(C6-C30)아릴아미노, 또는 치환 또는 비치환된 모노- 또는 디-(C6-C30)아릴아미노이거나; 인접한 치환기끼리 연결되어 치환 또는 비치환된 (C3-C30) 단일환 또는 다환의 지환족 또는 방향족 고리를 형성할 수 있으며, 상기 형성된 지환족 또는 방향족 고리의 탄소 원자는 질소, 산소, 및 황으로부터 선택되는 하나 이상의 헤테로원자로 대체될 수 있다. - 제1항에 있어서, 상기 도판트 화합물이 인광 도판트 재료로 사용되는, 유기 전계 발광 소자.
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- 2015-05-12 KR KR1020150065829A patent/KR20150130928A/ko not_active IP Right Cessation
- 2015-05-13 US US15/310,456 patent/US20170077423A1/en not_active Abandoned
- 2015-05-13 CN CN201580022403.9A patent/CN106232772B/zh active Active
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2021
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KR20160099471A (ko) * | 2015-02-12 | 2016-08-22 | 롬엔드하스전자재료코리아유한회사 | 유기 전계 발광 화합물 및 이를 포함하는 유기 전계 발광 소자 |
KR20170048094A (ko) * | 2015-10-26 | 2017-05-08 | 삼성에스디아이 주식회사 | 유기 화합물, 유기 광전자 소자 및 표시 장치 |
KR20170063394A (ko) * | 2015-11-30 | 2017-06-08 | 주식회사 엘지화학 | 헤테로고리 화합물 및 이를 포함하는 유기 발광 소자 |
KR20170078976A (ko) * | 2015-12-29 | 2017-07-10 | 삼성디스플레이 주식회사 | 유기 발광 소자 |
US11329231B2 (en) | 2015-12-29 | 2022-05-10 | Samsung Display Co., Ltd. | Organic light-emitting device |
KR20170086329A (ko) * | 2016-01-18 | 2017-07-26 | 에스에프씨 주식회사 | 유기발광 화합물 및 이를 포함하는 유기발광소자 |
WO2017126818A1 (ko) * | 2016-01-21 | 2017-07-27 | 덕산네오룩스 주식회사 | 유기전기 소자용 화합물, 이를 이용한 유기전기소자 및 그 전자 장치 |
US11339132B2 (en) | 2016-01-21 | 2022-05-24 | Duk San Neolux Co., Ltd. | Compound for organic electric element, organic electric element comprising the same, and electronic device thereof |
KR20170136823A (ko) * | 2016-06-02 | 2017-12-12 | 삼성전자주식회사 | 축합환 화합물 및 이를 포함한 유기 발광 소자 |
US10593894B2 (en) | 2016-07-13 | 2020-03-17 | Samsung Sdi Co., Ltd. | Composition for organic optoelectronic device and organic optoelectronic device and display device |
KR20210042035A (ko) * | 2019-10-08 | 2021-04-16 | 주식회사 엘지화학 | 화합물 및 이를 포함하는 유기 발광 소자 |
Also Published As
Publication number | Publication date |
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CN106232772B (zh) | 2020-11-06 |
CN106232772A (zh) | 2016-12-14 |
US20170077423A1 (en) | 2017-03-16 |
US20210210697A1 (en) | 2021-07-08 |
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