KR20200078804A - 아지드 화합물, 이를 포함한 유기 발광 소자 및 이의 제조 방법 - Google Patents
아지드 화합물, 이를 포함한 유기 발광 소자 및 이의 제조 방법 Download PDFInfo
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- KR20200078804A KR20200078804A KR1020180167894A KR20180167894A KR20200078804A KR 20200078804 A KR20200078804 A KR 20200078804A KR 1020180167894 A KR1020180167894 A KR 1020180167894A KR 20180167894 A KR20180167894 A KR 20180167894A KR 20200078804 A KR20200078804 A KR 20200078804A
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- -1 Azide compound Chemical class 0.000 title claims abstract description 233
- 238000000034 method Methods 0.000 title claims abstract description 31
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 22
- 239000010410 layer Substances 0.000 claims description 201
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- 125000003118 aryl group Chemical group 0.000 claims description 102
- 125000003367 polycyclic group Chemical group 0.000 claims description 86
- 125000001997 phenyl group Chemical group [H]C1=C([H])C([H])=C(*)C([H])=C1[H] 0.000 claims description 66
- YJTKZCDBKVTVBY-UHFFFAOYSA-N 1,3-Diphenylbenzene Chemical group C1=CC=CC=C1C1=CC=CC(C=2C=CC=CC=2)=C1 YJTKZCDBKVTVBY-UHFFFAOYSA-N 0.000 claims description 62
- 125000004093 cyano group Chemical group *C#N 0.000 claims description 60
- YZCKVEUIGOORGS-OUBTZVSYSA-N Deuterium Chemical compound [2H] YZCKVEUIGOORGS-OUBTZVSYSA-N 0.000 claims description 58
- 229910052805 deuterium Inorganic materials 0.000 claims description 58
- 125000000717 hydrazino group Chemical group [H]N([*])N([H])[H] 0.000 claims description 57
- 125000005638 hydrazono group Chemical group 0.000 claims description 57
- 125000002887 hydroxy group Chemical group [H]O* 0.000 claims description 57
- 125000000449 nitro group Chemical group [O-][N+](*)=O 0.000 claims description 57
- 125000003739 carbamimidoyl group Chemical group C(N)(=N)* 0.000 claims description 56
- 125000006267 biphenyl group Chemical group 0.000 claims description 55
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- 125000006753 (C1-C60) heteroaryl group Chemical group 0.000 claims description 40
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- 125000006717 (C3-C10) cycloalkenyl group Chemical group 0.000 claims description 38
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- HYZJCKYKOHLVJF-UHFFFAOYSA-N 1H-benzimidazole Chemical group C1=CC=C2NC=NC2=C1 HYZJCKYKOHLVJF-UHFFFAOYSA-N 0.000 claims description 8
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- PBMFSQRYOILNGV-UHFFFAOYSA-N pyridazine Chemical group C1=CC=NN=C1 PBMFSQRYOILNGV-UHFFFAOYSA-N 0.000 claims description 8
- FLBAYUMRQUHISI-UHFFFAOYSA-N 1,8-naphthyridine Chemical group N1=CC=CC2=CC=CN=C21 FLBAYUMRQUHISI-UHFFFAOYSA-N 0.000 claims description 7
- BPMFPOGUJAAYHL-UHFFFAOYSA-N 9H-Pyrido[2,3-b]indole Chemical group C1=CC=C2C3=CC=CC=C3NC2=N1 BPMFPOGUJAAYHL-UHFFFAOYSA-N 0.000 claims description 7
- 125000000355 1,3-benzoxazolyl group Chemical group O1C(=NC2=C1C=CC=C2)* 0.000 claims description 6
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- 241001122767 Theaceae Species 0.000 claims description 6
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- ZLTPDFXIESTBQG-UHFFFAOYSA-N isothiazole Chemical group C=1C=NSC=1 ZLTPDFXIESTBQG-UHFFFAOYSA-N 0.000 claims description 6
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- 125000000561 purinyl group Chemical group N1=C(N=C2N=CNC2=C1)* 0.000 claims description 6
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- AICOOMRHRUFYCM-ZRRPKQBOSA-N oxazine, 1 Chemical compound C([C@@H]1[C@H](C(C[C@]2(C)[C@@H]([C@H](C)N(C)C)[C@H](O)C[C@]21C)=O)CC1=CC2)C[C@H]1[C@@]1(C)[C@H]2N=C(C(C)C)OC1 AICOOMRHRUFYCM-ZRRPKQBOSA-N 0.000 description 12
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Images
Classifications
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- H01L51/0059—
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K85/00—Organic materials used in the body or electrodes of devices covered by this subclass
- H10K85/60—Organic compounds having low molecular weight
- H10K85/631—Amine compounds having at least two aryl rest on at least one amine-nitrogen atom, e.g. triphenylamine
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C247/00—Compounds containing azido groups
- C07C247/02—Compounds containing azido groups with azido groups bound to acyclic carbon atoms of a carbon skeleton
- C07C247/04—Compounds containing azido groups with azido groups bound to acyclic carbon atoms of a carbon skeleton being saturated
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Abstract
Description
잉크명 | 고분자 화합물 | 저분자 화합물 | 잔막율(%) |
Ink 1 | 화합물 101 | 화합물 1 | 100 |
Ink 2 | 화합물 101 | 화합물 2 | 100 |
Ink 3 | 화합물 101 | 화합물 3 | 100 |
Ink 4 | 화합물 102 | 화합물 1 | 100 |
Ink 5 | 화합물 102 | 화합물 2 | 100 |
Ink 6 | 화합물 102 | 화합물 3 | 100 |
Ink 7 | 화합물 103 | 화합물 1 | 100 |
Ink 8 | 화합물 103 | 화합물 2 | 100 |
Ink 9 | 화합물 103 | 화합물 3 | 100 |
비교 Ink 1 | 화합물 101 | 화합물 A | 20 |
비교 Ink 2 | 화합물 102 | 화합물 A | 10 |
비교 Ink 3 | 화합물 103 | 화합물 A | 20 |
비교 Ink 4 | 화합물 101 | 화합물 B | 30 |
비교 Ink 5 | 화합물 102 | 화합물 B | 35 |
비교 Ink 6 | 화합물 103 | 화합물 B | 35 |
구동전압 (@700nit) |
전류 효율 (cd/A) |
수명 (T90)(hr) |
|
실시예 1 | 7.1 | 5.2 | 48 |
실시예 2 | 7.3 | 5.3 | 47 |
실시예 3 | 7.5 | 5.3 | 47 |
실시예 4 | 7.2 | 5.5 | 41 |
실시예 5 | 7.2 | 5.4 | 42 |
실시예 6 | 7.3 | 5.5 | 42 |
실시예 7 | 7.1 | 5.4 | 51 |
실시예 8 | 7.3 | 5.4 | 50 |
실시예 9 | 7.3 | 5.4 | 51 |
비교예 1 | 11 | 2.2 | 8 |
비교예 2 | 10 | 3.0 | 12 |
비교예 3 | 12 | 2.6 | 10 |
비교예 4 | 10 | 2.5 | 7 |
비교예 5 | 10 | 3.0 | 13 |
비교예 6 | 9 | 1.8 | 11 |
110: 제1전극
150: 유기층
190: 제2전극
210: 제1캡핑층
220: 제2캡핑층
Claims (20)
- 제1전극;
상기 제1전극에 대향된 제2전극; 및
상기 제1전극과 상기 제2전극 사이에 배치되고 발광층을 포함한 유기층;
을 포함하고,
하기 화학식 1로 표시되는 아지드계 화합물을 포함하는, 유기 발광 소자:
<화학식 1>
상기 화학식 1 중,
L1 내지 L3 및 L11 내지 L12는 서로 독립적으로, 단일 결합, 또는 치환 또는 비치환된 C1-C10 알킬렌기이고,
a1 내지 a3 및 a11 내지 a12는 서로 독립적으로, 1 내지 5의 정수 중에서 선택되고, a1이 2 이상인 경우, 2개 이상의 L1은 서로 동일하거나 상이하고, a2가 2 이상인 경우, 2개 이상의 L2는 서로 동일하거나 상이하고, a3가 2 이상인 경우, 2개 이상의 L3는 서로 동일하거나 상이하고, a11이 2 이상인 경우, 2개 이상의 L11은 서로 동일하거나 상이하고, a12가 2 이상인 경우, 2개 이상의 L12는 서로 동일하거나 상이하고,
b1 내지 b2는 서로 독립적으로, 1 또는 2의 정수 중에서 선택되고,
b3는 0 또는 1의 정수 중에서 선택되고,
b3이 0인 경우, *-((L3)a3-N3)는 수소이고,
b1이 2 이상인 경우, 2개 이상의 *-((L1)a1-N3)은 서로 동일하거나 상이하고, b2가 2 이상인 경우, 2개 이상의 *-((L2)a2-N3)은 서로 동일하거나 상이하고,
*은 이웃한 원자와의 결합 사이트이고,
상기 치환된 C1-C10 알킬렌기의 치환기 중 적어도 하나는,
중수소, -F, -Cl, -Br, -I, 히드록실기, 시아노기, 니트로기, 아미디노기, 히드라지노기, 히드라조노기, C1-C10알킬기, C2-C10알케닐기, C2-C10알키닐기 및 C1-C10알콕시기;
중에서 선택된다. - 제1항에 있어서,
상기 제1전극이 애노드이고,
상기 제2전극이 캐소드이고,
상기 유기층은 상기 화학식 1로 표시된 아지드계 화합물을 1종 이상 포함하고,
상기 유기층은 상기 제1전극과 상기 발광층 사이에 개재된 정공 수송 영역 및 상기 발광층과 상기 제2전극 사이에 개재된 전자 수송 영역을 더 포함하고,
상기 정공 수송 영역은, 정공 주입층, 정공 수송층, 발광 보조층, 전자 저지층 또는 이의 임의의 조합을 포함하고,
상기 전자 수송 영역은, 정공 저지층, 전자 수송층, 전자 주입층 또는 이의 임의의 조합을 포함하는, 유기 발광 소자. - 제2항에 있어서,
상기 정공 수송 영역에 상기 아지드계 화합물을 포함하는, 유기 발광 소자. - 제3항에 있어서,
상기 정공 수송 영역은 분자량 5,000 g/mol이상의 고분자를 더 포함하는, 유기 발광 소자. - 제1항에 있어서,
상기 발광층은 호스트 재료 및 도펀트 재료를 포함하고,
상기 도펀트 재료는 인광 도펀트 또는 형광 도펀트를 포함한, 유기 발광 소자. - 하기 화학식 1로 표시되는 아지드계 화합물:
<화학식 1>
상기 화학식 1 중,
L1 내지 L3 및 L11 내지 L12는 서로 독립적으로, 단일 결합, 또는 치환 또는 비치환된 C1-C10 알킬렌기이고,
a1 내지 a3 및 a11 내지 a12는 서로 독립적으로, 1 내지 5의 정수 중에서 선택되고, a1이 2 이상인 경우, 2개 이상의 L1은 서로 동일하거나 상이하고, a2가 2 이상인 경우, 2개 이상의 L2는 서로 동일하거나 상이하고, a3가 2 이상인 경우, 2개 이상의 L3는 서로 동일하거나 상이하고, a11이 2 이상인 경우, 2개 이상의 L11은 서로 동일하거나 상이하고, a12가 2 이상인 경우, 2개 이상의 L12는 서로 동일하거나 상이하고,
b1 내지 b2는 서로 독립적으로, 1 또는 2의 정수 중에서 선택되고,
b3는 0 또는 1의 정수 중에서 선택되고,
b3이 0인 경우, *-((L3)a3-N3)는 수소이고,
b1이 2 이상인 경우, 2개 이상의 *-((L1)a1-N3)은 서로 동일하거나 상이하고, b2가 2 이상인 경우, 2개 이상의 *-((L2)a2-N3)은 서로 동일하거나 상이하고,
*은 이웃한 원자와의 결합 사이트이고,
상기 치환된 C1-C10 알킬렌기의 치환기 중 적어도 하나는,
중수소, -F, -Cl, -Br, -I, 히드록실기, 시아노기, 니트로기, 아미디노기, 히드라지노기, 히드라조노기, C1-C10알킬기, C2-C10알케닐기, C2-C10알키닐기 및 C1-C10알콕시기;
중에서 선택된다. - 제6항에 있어서,
상기 L1 내지 L3는 단일 결합인, 아지드계 화합물. - 제6항에 있어서,
상기 L11 내지 L12는 서로 독립적으로,
단일 결합, 메틸렌기, 에틸렌기, 프로필렌기, 부틸렌기 및 펜틸렌기; 및
중수소, -F, -Cl, -Br, -I, 히드록실기, 시아노기, 니트로기, 아미디노기, 히드라지노기, 히드라조노기 및 C1-C10알킬기 중에서 적어도 하나로 치환된 메틸렌기, 에틸렌기, 프로필렌기, 부틸렌기 및 펜틸렌기;
중에서 선택된, 아지드계 화합물. - 제6항에 있어서,
상기 *-(L11)a11-*' 및 *-(L12)a12-*'는 서로 동일한, 아지드계 화합물. - 제6항에 있어서,
분자량이 100 내지 2,000 g/mol인 아지드계 화합물. - 제6항에 있어서,
상기 b1+b2+b3는 2 내지 4인, 아지드계 화합물. - 제6항 내지 제13항 중 어느 한 항에 따른 아지드계 화합물;
하기 화학식 2로 표시되는 고분자 화합물; 및
용매를 포함하는 조성물:
<화학식 2>
상기 화학식 2 중,
Ar1 내지 Ar3는 서로 독립적으로, 치환 또는 비치환된 C3-C60카보시클릭 그룹, 또는 치환 또는 비치환된 C1-C60헤테로시클릭 그룹이고,
c1 및 c2는 서로 독립적으로 1 내지 3 중에서 선택된 정수이고,
n은 70 내지 400 중 선택된 정수이고,
상기 치환된 C3-C60카보시클릭 그룹 및 치환된 C1-C60헤테로시클릭 그룹의 치환기 중 적어도 하나는,
중수소, -F, -Cl, -Br, -I, 히드록실기, 시아노기, 니트로기, 아미디노기, 히드라지노기, 히드라조노기, C1-C60알킬기, C2-C60알케닐기, C2-C60알키닐기 및 C1-C60알콕시기;
중수소, -F, -Cl, -Br, -I, 히드록실기, 시아노기, 니트로기, 아미디노기, 히드라지노기, 히드라조노기, C3-C10시클로알킬기, C1-C10헤테로시클로알킬기, C3-C10시클로알케닐기, C1-C10헤테로시클로알케닐기, C6-C60아릴기, C6-C60아릴옥시기, C6-C60아릴티오기, C1-C60헤테로아릴기, 1가 비-방향족 축합다환 그룹, 1가 비-방향족 헤테로축합다환 그룹, -Si(Q11)(Q12)(Q13), -N(Q11)(Q12), -B(Q11)(Q12), -C(=O)(Q11), -S(=O)2(Q11) 및 -P(=O)(Q11)(Q12) 중에서 선택된 적어도 하나로 치환된, C1-C60알킬기, C2-C60알케닐기, C2-C60알키닐기 및 C1-C60알콕시기;
C3-C10시클로알킬기, C1-C10헤테로시클로알킬기, C3-C10시클로알케닐기, C1-C10헤테로시클로알케닐기, C6-C60아릴기, C6-C60아릴옥시기, C6-C60아릴티오기, C1-C60헤테로아릴기, 1가 비-방향족 축합다환 그룹, 1가 비-방향족 헤테로축합다환 그룹, 비페닐기 및 터페닐기;
중수소, -F, -Cl, -Br, -I, 히드록실기, 시아노기, 니트로기, 아미디노기, 히드라지노기, 히드라조노기, C1-C60알킬기, C2-C60알케닐기, C2-C60알키닐기, C1-C60알콕시기, C3-C10시클로알킬기, C1-C10헤테로시클로알킬기, C3-C10시클로알케닐기, C1-C10헤테로시클로알케닐기, C6-C60아릴기, C6-C60아릴옥시기, C6-C60아릴티오기, C1-C60헤테로아릴기, 1가 비-방향족 축합다환 그룹, 1가 비-방향족 헤테로축합다환 그룹, -Si(Q21)(Q22)(Q23), -N(Q21)(Q22), -B(Q21)(Q22), -C(=O)(Q21), -S(=O)2(Q21) 및 -P(=O)(Q21)(Q22) 중에서 선택된 적어도 하나로 치환된, C3-C10시클로알킬기, C1-C10헤테로시클로알킬기, C3-C10시클로알케닐기, C1-C10헤테로시클로알케닐기, C6-C60아릴기, C6-C60아릴옥시기, C6-C60아릴티오기, C1-C60헤테로아릴기, 1가 비-방향족 축합다환 그룹 및 1가 비-방향족 헤테로축합다환 그룹; 및
-Si(Q31)(Q32)(Q33), -N(Q31)(Q32), -B(Q31)(Q32), -C(=O)(Q31), -S(=O)2(Q31) 및 -P(=O)(Q31)(Q32);
중에서 선택되고,
상기 Q11 내지 Q13, Q21 내지 Q23, Q31 내지 Q33, 및 Q41 내지 Q42은 서로 독립적으로, 수소, 중수소, -F, -Cl, -Br, -I, 히드록실기, 시아노기, 니트로기, 아미디노기, 히드라지노기, 히드라조노기, C1-C60알킬기, C2-C60알케닐기, C2-C60알키닐기, C1-C60알콕시기, C3-C10시클로알킬기, C1-C10헤테로시클로알킬기, C3-C10시클로알케닐기, C1-C10헤테로시클로알케닐기, C6-C60아릴기, C1-C60헤테로아릴기, 1가 비-방향족 축합다환 그룹, 1가 비-방향족 헤테로축합다환 그룹, 비페닐기 및 터페닐기 중에서 선택된다. - 제14항에 있어서,
상기 Ar1 내지 Ar3는 서로 독립적으로,
벤젠 그룹, 나프탈렌 그룹, 플루오렌 그룹, 페날렌 그룹, 페난트렌 그룹, 안트라센 그룹, 디벤조퓨란 그룹, 디벤조티오펜 그룹, 카바졸 그룹, 이미다졸 그룹, 피라졸 그룹, 티아졸 그룹, 이소티아졸 그룹, 옥사졸 그룹, 이속사졸 그룹, 피리딘 그룹, 피라진 그룹, 피리미딘 그룹, 피리다진 그룹, 인다졸 그룹, 푸린 그룹, 퀴놀린 그룹, 이소퀴놀린 그룹, 벤조퀴놀린 그룹, 프탈라진 그룹, 나프티리딘 그룹, 퀴녹살린 그룹, 퀴나졸린 그룹, 시놀린 그룹, 페난트리딘 그룹, 아크리딘 그룹, 페난트롤린 그룹, 페나진 그룹, 벤조이미다졸 그룹, 이소벤조티아졸 그룹, 벤조옥사졸 그룹, 이소벤조옥사졸 그룹, 트리아졸 그룹, 테트라졸 그룹, 옥사디아졸 그룹, 트리아진 그룹, 티아디아졸 그룹, 이미다조피리딘 그룹, 이미다조피리미딘 그룹 및 아자카바졸 그룹; 및
중수소, -F, -Cl, -Br, -I, 히드록실기, 시아노기, 니트로기, 아미디노기, 히드라지노기, 히드라조노기, C1-C20알킬기, C1-C20알콕시기, 페닐기, 비페닐기, 터페닐기, 나프틸기 중에서 선택된 적어도 하나로 치환된, 벤젠 그룹, 나프탈렌 그룹, 플루오렌 그룹, 페날렌 그룹, 페난트렌 그룹, 안트라센 그룹, 디벤조퓨란 그룹, 디벤조티오펜 그룹, 카바졸 그룹, 이미다졸 그룹, 피라졸 그룹, 티아졸 그룹, 이소티아졸 그룹, 옥사졸 그룹, 이속사졸 그룹, 피리딘 그룹, 피라진 그룹, 피리미딘 그룹, 피리다진 그룹, 인다졸 그룹, 푸린 그룹, 퀴놀린 그룹, 이소퀴놀린 그룹, 벤조퀴놀린 그룹, 프탈라진 그룹, 나프티리딘 그룹, 퀴녹살린 그룹, 퀴나졸린 그룹, 시놀린 그룹, 페난트리딘 그룹, 아크리딘 그룹, 페난트롤린 그룹, 페나진 그룹, 벤조이미다졸 그룹, 이소벤조티아졸 그룹, 벤조옥사졸 그룹, 이소벤조옥사졸 그룹, 트리아졸 그룹, 테트라졸 그룹, 옥사디아졸 그룹, 트리아진 그룹, 티아디아졸 그룹, 이미다조피리딘 그룹, 이미다조피리미딘 그룹 및 아자카바졸 그룹;
중에서 선택된, 조성물. - 제14항에 있어서,
상기 고분자 화합물의 분자량이 5000 g/mol 이상이고,
상기 아지드계 화합물의 분자량이 2000 g/mol 이하인, 조성물. - 제1전극 상에 정공 수송 영역을 형성하는 단계를 포함한 유기 발광 소자의 제조 방법에 있어서,
상기 정공 수송 영역을 형성하는 단계는, 조성물을 이용한 용액 공정 단계를 포함하고,
상기 조성물은 제6항 내지 제13항 중 어느 한 항에 따른 아지드계 화합물;
하기 화학식 2로 표시되는 고분자 화합물; 및
용매를 포함하는, 유기 발광 소자의 제조 방법.
<화학식 2>
상기 화학식 2 중,
Ar1 내지 Ar3는 서로 독립적으로, 치환 또는 비치환된 C3-C60카보시클릭 그룹, 또는 치환 또는 비치환된 C1-C60헤테로시클릭 그룹이고,
c1 및 c2는 서로 독립적으로 1 내지 3 중에서 선택된 정수이고,
n은 70 내지 400 중 선택된 정수이고,
상기 치환된 C3-C60카보시클릭 그룹 및 치환된 C1-C60헤테로시클릭 그룹의 치환기 중 적어도 하나는,
중수소, -F, -Cl, -Br, -I, 히드록실기, 시아노기, 니트로기, 아미디노기, 히드라지노기, 히드라조노기, C1-C60알킬기, C2-C60알케닐기, C2-C60알키닐기 및 C1-C60알콕시기;
중수소, -F, -Cl, -Br, -I, 히드록실기, 시아노기, 니트로기, 아미디노기, 히드라지노기, 히드라조노기, C3-C10시클로알킬기, C1-C10헤테로시클로알킬기, C3-C10시클로알케닐기, C1-C10헤테로시클로알케닐기, C6-C60아릴기, C6-C60아릴옥시기, C6-C60아릴티오기, C1-C60헤테로아릴기, 1가 비-방향족 축합다환 그룹, 1가 비-방향족 헤테로축합다환 그룹, -Si(Q11)(Q12)(Q13), -N(Q11)(Q12), -B(Q11)(Q12), -C(=O)(Q11), -S(=O)2(Q11) 및 -P(=O)(Q11)(Q12) 중에서 선택된 적어도 하나로 치환된, C1-C60알킬기, C2-C60알케닐기, C2-C60알키닐기 및 C1-C60알콕시기;
C3-C10시클로알킬기, C1-C10헤테로시클로알킬기, C3-C10시클로알케닐기, C1-C10헤테로시클로알케닐기, C6-C60아릴기, C6-C60아릴옥시기, C6-C60아릴티오기, C1-C60헤테로아릴기, 1가 비-방향족 축합다환 그룹, 1가 비-방향족 헤테로축합다환 그룹, 비페닐기 및 터페닐기;
중수소, -F, -Cl, -Br, -I, 히드록실기, 시아노기, 니트로기, 아미디노기, 히드라지노기, 히드라조노기, C1-C60알킬기, C2-C60알케닐기, C2-C60알키닐기, C1-C60알콕시기, C3-C10시클로알킬기, C1-C10헤테로시클로알킬기, C3-C10시클로알케닐기, C1-C10헤테로시클로알케닐기, C6-C60아릴기, C6-C60아릴옥시기, C6-C60아릴티오기, C1-C60헤테로아릴기, 1가 비-방향족 축합다환 그룹, 1가 비-방향족 헤테로축합다환 그룹, -Si(Q21)(Q22)(Q23), -N(Q21)(Q22), -B(Q21)(Q22), -C(=O)(Q21), -S(=O)2(Q21) 및 -P(=O)(Q21)(Q22) 중에서 선택된 적어도 하나로 치환된, C3-C10시클로알킬기, C1-C10헤테로시클로알킬기, C3-C10시클로알케닐기, C1-C10헤테로시클로알케닐기, C6-C60아릴기, C6-C60아릴옥시기, C6-C60아릴티오기, C1-C60헤테로아릴기, 1가 비-방향족 축합다환 그룹 및 1가 비-방향족 헤테로축합다환 그룹; 및
-Si(Q31)(Q32)(Q33), -N(Q31)(Q32), -B(Q31)(Q32), -C(=O)(Q31), -S(=O)2(Q31) 및 -P(=O)(Q31)(Q32);
중에서 선택되고,
상기 Q11 내지 Q13, Q21 내지 Q23, Q31 내지 Q33, 및 Q41 내지 Q42은 서로 독립적으로, 수소, 중수소, -F, -Cl, -Br, -I, 히드록실기, 시아노기, 니트로기, 아미디노기, 히드라지노기, 히드라조노기, C1-C60알킬기, C2-C60알케닐기, C2-C60알키닐기, C1-C60알콕시기, C3-C10시클로알킬기, C1-C10헤테로시클로알킬기, C3-C10시클로알케닐기, C1-C10헤테로시클로알케닐기, C6-C60아릴기, C1-C60헤테로아릴기, 1가 비-방향족 축합다환 그룹, 1가 비-방향족 헤테로축합다환 그룹, 비페닐기 및 터페닐기 중에서 선택된다. - 제18항에 있어서,
상기 정공 수송 영역을 형성하는 단계는,
상기 아지드계 화합물 및 고분자 화합물을 열 경화 또는 광 경화하는 단계; 또는
상기 용매를 제거하는 단계를 더 포함하고,
상기 용매를 제거하는 단계는 160℃ 내지 280℃의 온도 범위에서 수행되는 것인, 유기 발광 소자의 제조 방법. - 제18항에 있어서,
상기 정공 수송 영역 상에 발광층을 형성하는 단계를 더 포함하고,
상기 발광층을 형성하는 단계는 제2조성물을 이용한 용액 공정 단계를 포함하고,상기 제2조성물은 호스트 재료, 도펀트 재료 및 제2용매를 포함한, 유기 발광 소자의 제조 방법.
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