KR102169568B1 - 유기 발광 소자 - Google Patents
유기 발광 소자 Download PDFInfo
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- KR102169568B1 KR102169568B1 KR1020180167667A KR20180167667A KR102169568B1 KR 102169568 B1 KR102169568 B1 KR 102169568B1 KR 1020180167667 A KR1020180167667 A KR 1020180167667A KR 20180167667 A KR20180167667 A KR 20180167667A KR 102169568 B1 KR102169568 B1 KR 102169568B1
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Abstract
Description
도 2는 본 발명의 일 구현예에 따른 상기 화학식 1로 표시되는 화합물을 포함하는 유기 발광 소자를 개략적으로 도시한 단면도이다.
도 3은 본 발명의 또 다른 구현예에 따른 유기 발광 소자가 적용된 유기발광 표시장치를 개략적으로 도시한 단면도이다.
| 구분 | 정공 수송 재료 | 구동전압 (V) | mA/cm2 | Cd/A | lm/W | CIEx | CIEy | LT95(hrs) |
| 비교예 1 | NPB | 4.52 | 100% | 100% | 100% | 0.141 | 0.110 | 100% |
| 실시예 1 | 화합물 3 | 4.09 | 108% | 106% | 101% | 0.141 | 0.110 | 124% |
| 실시예 2 | 화합물 6 | 4.03 | 110% | 108% | 103% | 0.141 | 0.110 | 128% |
| 실시예 3 | 화합물 7 | 4.01 | 115% | 111% | 106% | 0.140 | 0.110 | 135% |
| 실시예 4 | 화합물 8 | 4.02 | 116% | 113% | 109% | 0.141 | 0.111 | 141% |
| 실시예 5 | 화합물 14 | 4.08 | 107% | 105% | 102% | 0.140 | 0.111 | 127% |
| 실시예 6 | 화합물 19 | 4.03 | 110% | 108% | 105% | 0.141 | 0.110 | 139% |
| 실시예 7 | 화합물 24 | 4.02 | 119% | 115% | 109% | 0.141 | 0.110 | 149% |
| 실시예 8 | 화합물 61 | 4.08 | 109% | 107% | 106% | 0.140 | 0.111 | 134% |
| 실시예 9 | 화합물 64 | 4.16 | 114% | 110% | 111% | 0.139 | 0.110 | 138% |
| 실시예 10 | 화합물 65 | 4.05 | 118% | 113% | 115% | 0.140 | 0.110 | 147% |
| 실시예 11 | 화합물 67 | 4.21 | 122% | 119% | 118% | 0.141 | 0.110 | 146% |
| 실시예 12 | 화합물 70 | 4.11 | 127% | 121% | 120% | 0.141 | 0.111 | 148% |
| 실시예 13 | 화합물 77 | 4.04 | 120% | 116% | 116% | 0.141 | 0.110 | 149% |
| 실시예 14 | 화합물 78 | 4.38 | 128% | 122% | 120% | 0.141 | 0.111 | 152% |
| 구분 | 전자 차단층 재료 | 구동전압 (V) | mA/cm2 | Cd/A | lm/W | CIEx | CIEy | LT95(hrs) |
| 비교예 2 | TCTA | 4.58 | 100% | 100% | 100% | 0.141 | 0.110 | 100% |
| 실시예 15 | 화합물 34 | 4.42 | 120% | 119% | 117% | 0.141 | 0.110 | 110% |
| 실시예 16 | 화합물 84 | 4.45 | 126% | 122% | 120% | 0.141 | 0.111 | 121% |
| 실시예 17 | 화합물 85 | 4.41 | 129% | 126% | 120% | 0.140 | 0.111 | 122% |
131, 231: 정공 주입층
132, 232: 정공 수송층
133, 234: 발광층
134, 235: 전자 수송층
120: 음극
233: 정공수송 보조층
100, 200: 유기 발광 소자
1000: 유기발광 표시장치
1100: 기판
1200: 멀티버퍼층
1300: 광차단막
1400: 절연막
1520: 액티브층
1540: 스토리지 제1 전극
1600: 게이트 절연막
1720: 게이트 전극
1740: 스토리지 제2 전극
1800: 층간 절연막
1920: 소스 전극
1940: 드레인 전극
1960: 스토리지 제3 전극
2000: 평탄화층
2100: 뱅크층
2200: 봉지층
2300: 배리어층
3000: 유기 발광 소자
3100: 제1 전극
3200: 제2 전극
3300: 유기물층
TFT: 구동 박막트랜지스터
Cst: 스토리지 캐패시터
Claims (13)
- 삭제
- 삭제
- 삭제
- 삭제
- 삭제
- 삭제
- 제1항에 있어서,
상기 제2 전극 상에 형성된 제1 보호막 및 상기 제1 보호막 상에 형성된 제2 보호막을 포함하는
유기 발광 소자.
- 제8항에 있어서,
상기 제1 보호막은 상기 유기물층 및 상기 제2 전극의 전면에 형성된
유기 발광 소자.
- 제8항에 있어서,
상기 제2 보호막 상에 형성되고, 접착 필름을 매개로 합착된 인캡슐레이션 필름을 포함하는
유기 발광 소자.
- 제1항에 있어서,
상기 제1 전극과 전기적으로 연결되는 액티브층을 포함하는 구동 박막트랜지스터를 포함하는
유기 발광 소자.
- 제11항에 있어서,
상기 액티브층은 산화물 반도체층인
유기 발광 소자.
- 제11항에 있어서,
상기 구동 박막트랜지스터는 상기 액티브층 상에 형성된 게이트 절연막 및 상기 게이트 절연막 상에 형성된 게이트 전극을 포함하는
유기 발광 소자.
Priority Applications (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1020180167667A KR102169568B1 (ko) | 2018-12-21 | 2018-12-21 | 유기 발광 소자 |
| CN201911200477.3A CN111349063B (zh) | 2018-12-21 | 2019-11-29 | 有机发光装置 |
| DE102019134676.2A DE102019134676A1 (de) | 2018-12-21 | 2019-12-17 | Organische lichtemittierende vorrichtung |
| US16/724,057 US11696497B2 (en) | 2018-12-21 | 2019-12-20 | Organic light emitting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1020180167667A KR102169568B1 (ko) | 2018-12-21 | 2018-12-21 | 유기 발광 소자 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| KR20200078088A KR20200078088A (ko) | 2020-07-01 |
| KR102169568B1 true KR102169568B1 (ko) | 2020-10-23 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| KR1020180167667A Active KR102169568B1 (ko) | 2018-12-21 | 2018-12-21 | 유기 발광 소자 |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US11696497B2 (ko) |
| KR (1) | KR102169568B1 (ko) |
| CN (1) | CN111349063B (ko) |
| DE (1) | DE102019134676A1 (ko) |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20210138823A (ko) * | 2020-05-11 | 2021-11-22 | 삼성디스플레이 주식회사 | 유기 전계 발광 소자 및 유기 전계 발광 소자용 다환 화합물 |
| CN112159414B (zh) * | 2020-10-28 | 2022-01-28 | 陕西莱特光电材料股份有限公司 | 含氮化合物、电子元件和电子装置 |
| CN114507210A (zh) * | 2020-11-16 | 2022-05-17 | 广州华睿光电材料有限公司 | 芳胺类有机化合物及有机电致发光器件 |
| KR102848886B1 (ko) * | 2021-04-30 | 2025-08-20 | 주식회사 엘지화학 | 신규한 화합물 및 이를 포함한 유기 발광 소자 |
| KR102570243B1 (ko) * | 2021-05-17 | 2023-08-25 | 엘티소재주식회사 | 헤테로 고리 화합물, 이를 포함하는 유기 발광 소자, 이의 제조방법 및 유기물층용 조성물 |
| CN120769848A (zh) | 2023-02-15 | 2025-10-10 | 出光兴产株式会社 | 化合物、有机电致发光元件用材料、有机电致发光元件和电子设备 |
| WO2025105827A1 (ko) * | 2023-11-16 | 2025-05-22 | 엘티소재주식회사 | 헤테로고리 화합물 및 이를 포함하는 유기 발광 소자 |
| KR20250072696A (ko) * | 2023-11-16 | 2025-05-26 | 엘티소재주식회사 | 헤테로고리 화합물 및 이를 포함하는 유기 발광 소자 |
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| KR20120009761A (ko) * | 2010-07-21 | 2012-02-02 | 롬엔드하스전자재료코리아유한회사 | 신규한 유기 발광 화합물 및 이를 포함하는 유기 전계 발광 소자 |
| KR20120042633A (ko) * | 2010-08-27 | 2012-05-03 | 롬엔드하스전자재료코리아유한회사 | 신규한 유기 발광 화합물 및 이를 포함하는 유기 전계 발광 소자 |
| CN103403125B (zh) * | 2011-01-17 | 2016-03-23 | 株式会社Lg化学 | 新化合物以及包含该新化合物的有机发光器件 |
| KR101733151B1 (ko) | 2014-08-21 | 2017-05-08 | 삼성디스플레이 주식회사 | 유기 발광 소자 및 이를 포함하는 유기 발광 표시 장치 |
| KR102430648B1 (ko) * | 2014-09-05 | 2022-08-09 | 롬엔드하스전자재료코리아유한회사 | 정공 전달 재료 및 이를 포함하는 유기 전계 발광 소자 |
| KR101923171B1 (ko) * | 2015-05-27 | 2018-11-28 | 덕산네오룩스 주식회사 | 유기전기 소자용 화합물, 이를 이용한 유기전기소자 및 그 전자 장치 |
| KR102385190B1 (ko) | 2015-06-19 | 2022-04-12 | 덕산네오룩스 주식회사 | 유기전기 소자용 화합물, 이를 이용한 유기전기소자 및 그 전자 장치 |
| KR101984244B1 (ko) | 2015-09-09 | 2019-05-30 | 삼성에스디아이 주식회사 | 유기 화합물, 유기 광전자 소자 및 표시 장치 |
| KR102211337B1 (ko) | 2016-05-19 | 2021-02-03 | 덕산네오룩스 주식회사 | 유기전기소자용 화합물, 이를 이용한 유기전기소자 및 그 전자 장치 |
| KR102018682B1 (ko) | 2016-05-26 | 2019-09-04 | 덕산네오룩스 주식회사 | 유기전기소자용 화합물, 이를 이용한 유기전기소자 및 그 전자 장치 |
| CN108341795A (zh) * | 2018-02-09 | 2018-07-31 | 长春海谱润斯科技有限公司 | 一种三芳胺衍生物及其有机电致发光器件 |
| KR102836228B1 (ko) * | 2018-07-03 | 2025-07-22 | 듀폰스페셜티머터리얼스코리아 유한회사 | 유기 전계 발광 화합물 및 이를 포함하는 유기 전계 발광 소자 |
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| US20200203620A1 (en) | 2020-06-25 |
| KR20200078088A (ko) | 2020-07-01 |
| US11696497B2 (en) | 2023-07-04 |
| DE102019134676A1 (de) | 2020-06-25 |
| CN111349063B (zh) | 2024-04-23 |
| CN111349063A (zh) | 2020-06-30 |
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