KR102247684B1 - 신규한 화합물 및 이를 포함하는 유기발광 소자 - Google Patents
신규한 화합물 및 이를 포함하는 유기발광 소자 Download PDFInfo
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- KR102247684B1 KR102247684B1 KR1020190094226A KR20190094226A KR102247684B1 KR 102247684 B1 KR102247684 B1 KR 102247684B1 KR 1020190094226 A KR1020190094226 A KR 1020190094226A KR 20190094226 A KR20190094226 A KR 20190094226A KR 102247684 B1 KR102247684 B1 KR 102247684B1
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Abstract
Description
도 2는 기판(1), 양극(2), 정공주입층(5), 정공수송층(6), 전자억제층(7), 발광층(3), 정공저지층(8), 전자 주입 및 수송층(9) 및 음극(4)으로 이루어진 유기 발광 소자의 예를 도시한 것이다.
화합물 (전자억제층) |
전압 (V@10mA/cm2) |
효율 (cd/A@10mA/cm2) |
색좌표 (x,y) |
T95 (hr) |
|
실시예 1 | 화합물 1 | 4.33 | 6.65 | (0.146, 0.046) | 280 |
실시예 2 | 화합물 2 | 4.32 | 6.63 | (0.145, 0.045) | 285 |
실시예 3 | 화합물 3 | 4.34 | 6.66 | (0.145, 0.046) | 270 |
실시예 4 | 화합물 4 | 4.46 | 6.57 | (0.146, 0.045) | 255 |
실시예 5 | 화합물 5 | 4.48 | 6.51 | (0.145, 0.045) | 250 |
실시예 6 | 화합물 6 | 4.57 | 6.48 | (0.146, 0.044) | 245 |
실시예 7 | 화합물 7 | 4.39 | 6.64 | (0.146, 0.046) | 265 |
실시예 8 | 화합물 8 | 4.62 | 6.35 | (0.146, 0.046) | 235 |
비교예 1 | 화합물 EB2 | 5.22 | 5.88 | (0.145, 0.045) | 190 |
비교예 2 | 화합물 EB3 | 5.12 | 5.99 | (0.144, 0.044) | 185 |
비교예 3 | 화합물 EB4 | 5.13 | 5.95 | (0.145, 0.046) | 175 |
비교예 4 | 화합물 EB5 | 5.16 | 5.98 | (0.144, 0.046) | 170 |
3: 발광층 4: 음극
5: 정공주입층 6: 정공수송층
7: 전자억제층 8: 정공저지층
9: 전자 주입 및 수송층
Claims (7)
- 제1항에 있어서,
상기 화학식 1은 하기 화학식 1-1 내지 화학식 1-4 중 어느 하나로 표시되는,
화합물:
[화학식 1-1]
[화학식 1-2]
[화학식 1-3]
[화학식 1-4]
상기 화학식 1-1 내지 1-4에서,
Ar2, L1, L2, R1 내지 R4 및 a1 내지 a4에 대한 설명은 제1항에서 정의한 바와 같고,
Ar3는 페닐; 비페닐릴; 터페닐릴; 나프틸; 플루오레닐; 디벤조퓨라닐; 디벤조티오페닐; 또는 트리페닐레닐이고,
Ar4는 페닐; 비페닐릴; 터페닐릴; 플루오레닐; 또는 트리페닐레닐이고,
R5 및 R6은 각각 수소이고,
a5는 0 내지 9 사이의 정수이고,
a6는 0 내지 11 사이의 정수이다.
- 제1항에 있어서,
Ar2는 페닐; 비페닐릴; 터페닐릴; 디메틸플루오레닐; 디벤조퓨라닐; 디벤조티오페닐; 나프틸; 페난트레닐; 또는 트리페닐레닐인,
화합물.
- 삭제
- 제1항에 있어서,
R1 내지 R4는 모두 수소인,
화합물.
- 제1 전극; 상기 제1 전극과 대향하여 구비된 제2 전극; 및 상기 제1 전극과 상기 제2 전극 사이에 구비된 1층 이상의 유기물층을 포함하는 유기 발광 소자로서, 상기 유기물층 중 1층 이상은 제1항 내지 제3항, 제5항 및 제6항 중 어느 하나의 항에 따른 화합물을 포함하는 것인,
유기 발광 소자.
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PCT/KR2019/009992 WO2020075964A1 (ko) | 2018-10-10 | 2019-08-08 | 신규한 화합물 및 이를 포함하는 유기발광 소자 |
CN201980047185.2A CN112424156B (zh) | 2018-10-10 | 2019-08-08 | 新的化合物和包含其的有机发光器件 |
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WO2018164265A1 (ja) | 2017-03-10 | 2018-09-13 | 出光興産株式会社 | 化合物、有機エレクトロルミネッセンス素子用材料、有機エレクトロルミネッセンス素子、及び電子機器 |
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KR100430549B1 (ko) | 1999-01-27 | 2004-05-10 | 주식회사 엘지화학 | 신규한 착물 및 그의 제조 방법과 이를 이용한 유기 발광 소자 및 그의 제조 방법 |
KR101907292B1 (ko) * | 2016-01-22 | 2018-10-12 | 주식회사 엘지화학 | 아민계 화합물 및 이를 포함하는 유기 발광 소자 |
US20190148650A1 (en) * | 2016-05-27 | 2019-05-16 | Lg Chem, Ltd. | Organic Light Emitting Device |
KR101961346B1 (ko) * | 2016-05-27 | 2019-03-25 | 주식회사 엘지화학 | 유기 발광 소자 |
KR20180066855A (ko) * | 2016-12-09 | 2018-06-19 | 주식회사 엘지화학 | 신규한 아민계 화합물 및 이를 포함하는 유기 발광 소자 |
KR20180080100A (ko) * | 2017-01-02 | 2018-07-11 | 주식회사 동진쎄미켐 | 신규 화합물 및 이를 포함하는 유기 발광 소자 |
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