KR100725591B1 - 발광물질 및 이를 이용한 유기 전기발광 소자 - Google Patents
발광물질 및 이를 이용한 유기 전기발광 소자 Download PDFInfo
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- KR100725591B1 KR100725591B1 KR1020040063510A KR20040063510A KR100725591B1 KR 100725591 B1 KR100725591 B1 KR 100725591B1 KR 1020040063510 A KR1020040063510 A KR 1020040063510A KR 20040063510 A KR20040063510 A KR 20040063510A KR 100725591 B1 KR100725591 B1 KR 100725591B1
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- 229910021642 ultra pure water Inorganic materials 0.000 description 1
- 239000012498 ultrapure water Substances 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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Abstract
Description
Claims (8)
- 하기 화학식 1로 표시되는 발광 물질:<화학식 1>상기 화학식에서, R1 내지 R8 은 각각 독립적으로 수소원자, 할로겐원자, 카르복실기, 아미노기, 시아노기, 니트로기, 탄소원자수 1 내지 20의 치환 또는 비치환된 알킬기, 탄소원자수 1 내지 20의 치환 또는 비치환된 알콕시기, 탄소원자수 5 내지 20의 치환 또는 비치환된 탄소고리기, 탄소원자수 6 내지 36의 치환 또는 비치환된 아릴기, 탄소원자수 1 내지 20의 치환 또는 비치환된 헤테로 알킬기, 탄소원자수 4 내지 36의 치환 또는 비치환된 헤테로 아릴기, 또는 탄소원자수 4 내지 36의 치환 또는 비치환된 헤테로 고리기를 나타내며,R5 내지 R8 중 선택된 두 개는 서로 고리형태로 연결되어, 탄소원자수 5 내지 36의 치환 또는 비치환된 탄소고리기, 탄소원자수 6 내지 36의 치환 또는 비치환된 아릴기, 탄소원자수 4 내지 36의 치환 또는 비치환된 헤테로 고리기를 형성할 수 있고,상기 화학식 중 R3은 하기 화학식 2의 치환기를 나타낼 수 있으며,<화학식 2>상기 화학식 2에서, R9 및 R10은 각각 독립적으로 수소원자; 할로겐원자; 카르복실기; 아미노기; 시아노기; 니트로기; 탄소원자수 1 내지 20의 치환 또는 비치환된 알킬기; 탄소원자수 1 내지 20의 치환 또는 비치환된 알콕시기; 탄소원자수 5 내지 20의 치환 또는 비치환된 탄소고리기; 탄소원자수 6 내지 36의 치환 또는 비치환된 아릴기; 탄소원자수 1 내지 20의 치환 또는 비치환된 헤테로알킬기; 탄소원자수 4 내지 36의 치환 또는 비치환된 헤테로아릴기; 또는 탄소원자수 4 내지 36의 치환 또는 비치환된 헤테로 고리기를 나타내며,이때 상기 화학식 2의 치환기가 연결된 화학식 1의 화합물에서 R2와 R9 쌍 및 R4와 R10 쌍이 서로 연결되어 하기 화학식 3으로 나타낼 수 있으며,<화학식 3>상기 화학식 3에서 R11 및 R12는 수소 또는 탄소원자수 1 내지 10의 치환 또는 비치환된 알킬기이다.
- 하기 화학식 12의 화합물과 하기 화학식 13의 화합물의 탈수 고리화 반응 단계, 및상기 탈수 고리화 반응을 통해 얻어진 하기 화학식 14의 화합물의 염화수소첨가 반응 단계를 포함하는 하기 화학식 1의 발광물질의 제조방법.<화학식 12>상기 화학식 중, R1, R2, R3 및 R4는 상기 청구항 1에서 정의한 바와 같다<화학식 13>상기 화학식 중, R5, R6, R7 및 R8은 상기 청구항 1에서 정의한 바와 같다<화학식 14>상기 화학식 중, R1, R2, R3, R4, R5, R6, R7 및 R8은 상기 청구항 1에서 정의한 바와 같다.<화학식 1>상기 화학식 중, R1, R2, R3, R4, R5, R6, R7 및 R8은 상기 청구항 1에서 정의한 바와 같다.
- 제3항에 있어서, 상기 탈수 고리화 반응이 상기 화학식 12의 화합물 대 화학식 13의 화합물의 몰비가 1:1 내지 1:5이고, 60 내지 120℃에서 24 내지 72 시간 환류 시킴으로써 수행되고, 상기 염화수소 첨가 반응이 상기 탈수 고리화 반응에 의해 얻어진 화학식 14의 화합물에 염산 및 아민류 화합물을 첨가하고 50 내지 180℃에서 24 내지 36시간 환류 시킴으로써 수행되는 것을 특징으로 제조방법.
- 한 쌍의 전극 사이에 유기물층을 포함하는 유기 전기발광 소자에 있어서, 상 기 유기물층이 제 1 항 또는 제 2 항에 따른 화학식 1의 화합물을 단독 또는 2종 이상의 혼합물을 포함하는 것을 특징으로 하는 유기 전기 발광 소자.
- 제 5 항에 있어서, 상기 유기물층이 발광층, 전자 수송성 발광층, 또는 정공 수송성 발광층인 것을 특징으로 하는 유기 전기 발광 소자.
- 제 5 항에 있어서, 상기 유기물층이 전자 수송층/발광층/정공 수송층, 전자 수송성 발광층/정공 수송층, 또는 전자 수송층/정공 수송성 발광층으로 적층된 구조를 갖는 것을 특징으로 하는 유기 전기 발광 소자.
- 제 6 항에 있어서, 상기 발광층, 전자 수송성 발광층, 또는 정공 수송성 발광층 중의 하나가, 상기 화학식 1의 화합물을 단독으로 포함하거나, 또는 호스트 100 중량부를 기준으로 0.01 내지 50 중량부의 상기 화학식 1의 화합물을 도판트로 포함하는 것을 특징으로 하는 유기 전기 발광 소자.
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JPH11193351A (ja) | 1997-10-28 | 1999-07-21 | Fuji Photo Film Co Ltd | 有機エレクトロルミネッセンス素子、そのための環状アジン色素、および環状アジン色素の製造方法 |
JP2000080088A (ja) | 1998-06-26 | 2000-03-21 | Fuji Photo Film Co Ltd | エレクトロルミネツセンス素子及び環状アジン化合物 |
KR20040083091A (ko) * | 2002-01-21 | 2004-09-30 | 히로세 엔지니어링 가부시키가이샤 | 나일 레드계 적색 발광 화합물, 그것의 제조 방법 및그것을 이용한 발광 소자 |
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JPH11193351A (ja) | 1997-10-28 | 1999-07-21 | Fuji Photo Film Co Ltd | 有機エレクトロルミネッセンス素子、そのための環状アジン色素、および環状アジン色素の製造方法 |
JP2000080088A (ja) | 1998-06-26 | 2000-03-21 | Fuji Photo Film Co Ltd | エレクトロルミネツセンス素子及び環状アジン化合物 |
KR20040083091A (ko) * | 2002-01-21 | 2004-09-30 | 히로세 엔지니어링 가부시키가이샤 | 나일 레드계 적색 발광 화합물, 그것의 제조 방법 및그것을 이용한 발광 소자 |
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KR101071992B1 (ko) | 2004-09-16 | 2011-10-11 | 에스케이씨 주식회사 | 발광물질 및 이를 이용한 유기 전기발광 소자 |
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