KR102321381B1 - 유기 발광 소자 - Google Patents
유기 발광 소자 Download PDFInfo
- Publication number
- KR102321381B1 KR102321381B1 KR1020150025232A KR20150025232A KR102321381B1 KR 102321381 B1 KR102321381 B1 KR 102321381B1 KR 1020150025232 A KR1020150025232 A KR 1020150025232A KR 20150025232 A KR20150025232 A KR 20150025232A KR 102321381 B1 KR102321381 B1 KR 102321381B1
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- KR
- South Korea
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- formula
- aromatic condensed
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- 239000010410 layer Substances 0.000 claims description 179
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- 125000003118 aryl group Chemical group 0.000 claims description 126
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- 125000003367 polycyclic group Chemical group 0.000 claims description 67
- 125000004093 cyano group Chemical group *C#N 0.000 claims description 54
- 238000002347 injection Methods 0.000 claims description 51
- 239000007924 injection Substances 0.000 claims description 51
- YZCKVEUIGOORGS-OUBTZVSYSA-N Deuterium Chemical compound [2H] YZCKVEUIGOORGS-OUBTZVSYSA-N 0.000 claims description 50
- 229910052805 deuterium Inorganic materials 0.000 claims description 50
- 125000002887 hydroxy group Chemical group [H]O* 0.000 claims description 48
- 125000000449 nitro group Chemical group [O-][N+](*)=O 0.000 claims description 48
- 238000000034 method Methods 0.000 claims description 46
- 125000006749 (C6-C60) aryl group Chemical group 0.000 claims description 45
- LSNNMFCWUKXFEE-UHFFFAOYSA-M Bisulfite Chemical compound OS([O-])=O LSNNMFCWUKXFEE-UHFFFAOYSA-M 0.000 claims description 45
- 230000005525 hole transport Effects 0.000 claims description 45
- 229910000147 aluminium phosphate Inorganic materials 0.000 claims description 44
- 125000003277 amino group Chemical group 0.000 claims description 44
- 125000003739 carbamimidoyl group Chemical group C(N)(=N)* 0.000 claims description 44
- OAKJQQAXSVQMHS-UHFFFAOYSA-N hydrazine group Chemical group NN OAKJQQAXSVQMHS-UHFFFAOYSA-N 0.000 claims description 44
- 125000005597 hydrazone group Chemical group 0.000 claims description 44
- 150000001732 carboxylic acid derivatives Chemical class 0.000 claims description 43
- 125000006717 (C3-C10) cycloalkenyl group Chemical group 0.000 claims description 38
- 125000006376 (C3-C10) cycloalkyl group Chemical group 0.000 claims description 38
- 239000000463 material Substances 0.000 claims description 38
- 125000006743 (C1-C60) alkyl group Chemical group 0.000 claims description 37
- 125000006747 (C2-C10) heterocycloalkyl group Chemical group 0.000 claims description 37
- 125000006745 (C2-C60) alkynyl group Chemical group 0.000 claims description 36
- 125000006746 (C1-C60) alkoxy group Chemical group 0.000 claims description 35
- 125000006748 (C2-C10) heterocycloalkenyl group Chemical group 0.000 claims description 34
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- 125000006744 (C2-C60) alkenyl group Chemical group 0.000 claims description 33
- 125000006753 (C1-C60) heteroaryl group Chemical group 0.000 claims description 28
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- GBXQPDCOMJJCMJ-UHFFFAOYSA-M trimethyl-[6-(trimethylazaniumyl)hexyl]azanium;bromide Chemical compound [Br-].C[N+](C)(C)CCCCCC[N+](C)(C)C GBXQPDCOMJJCMJ-UHFFFAOYSA-M 0.000 claims description 22
- 125000003837 (C1-C20) alkyl group Chemical group 0.000 claims description 20
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- 150000002431 hydrogen Chemical class 0.000 claims description 18
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- 125000006752 (C6-C60) arylthio group Chemical group 0.000 claims description 17
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- 125000001820 oxy group Chemical group [*:1]O[*:2] 0.000 claims description 5
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- 150000004706 metal oxides Chemical class 0.000 claims description 4
- 150000004059 quinone derivatives Chemical class 0.000 claims description 4
- 125000006736 (C6-C20) aryl group Chemical group 0.000 claims description 3
- IXHWGNYCZPISET-UHFFFAOYSA-N 2-[4-(dicyanomethylidene)-2,3,5,6-tetrafluorocyclohexa-2,5-dien-1-ylidene]propanedinitrile Chemical compound FC1=C(F)C(=C(C#N)C#N)C(F)=C(F)C1=C(C#N)C#N IXHWGNYCZPISET-UHFFFAOYSA-N 0.000 claims description 3
- IMKMFBIYHXBKRX-UHFFFAOYSA-M lithium;quinoline-2-carboxylate Chemical group [Li+].C1=CC=CC2=NC(C(=O)[O-])=CC=C21 IMKMFBIYHXBKRX-UHFFFAOYSA-M 0.000 claims description 3
- 239000010409 thin film Substances 0.000 claims description 3
- 125000003178 carboxy group Chemical group [H]OC(*)=O 0.000 claims description 2
- 125000005843 halogen group Chemical group 0.000 claims description 2
- 229910000476 molybdenum oxide Inorganic materials 0.000 claims description 2
- QGLKJKCYBOYXKC-UHFFFAOYSA-N nonaoxidotritungsten Chemical group O=[W]1(=O)O[W](=O)(=O)O[W](=O)(=O)O1 QGLKJKCYBOYXKC-UHFFFAOYSA-N 0.000 claims description 2
- PQQKPALAQIIWST-UHFFFAOYSA-N oxomolybdenum Chemical compound [Mo]=O PQQKPALAQIIWST-UHFFFAOYSA-N 0.000 claims description 2
- 229910001930 tungsten oxide Inorganic materials 0.000 claims description 2
- 150000004696 coordination complex Chemical class 0.000 claims 3
- -1 Poly(3,4-ethylenedioxythiophene) Polymers 0.000 description 108
- 125000001997 phenyl group Chemical group [H]C1=C([H])C([H])=C(*)C([H])=C1[H] 0.000 description 38
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- 125000004076 pyridyl group Chemical group 0.000 description 30
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- 125000000609 carbazolyl group Chemical group C1(=CC=CC=2C3=CC=CC=C3NC12)* 0.000 description 26
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- 125000003860 C1-C20 alkoxy group Chemical group 0.000 description 18
- 229940125904 compound 1 Drugs 0.000 description 14
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- 239000011248 coating agent Substances 0.000 description 11
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- UFWIBTONFRDIAS-UHFFFAOYSA-N Naphthalene Chemical compound C1=CC=CC2=CC=CC=C21 UFWIBTONFRDIAS-UHFFFAOYSA-N 0.000 description 10
- 125000004432 carbon atom Chemical group C* 0.000 description 10
- 238000004528 spin coating Methods 0.000 description 10
- 239000000758 substrate Substances 0.000 description 10
- XEKOWRVHYACXOJ-UHFFFAOYSA-N Ethyl acetate Chemical compound CCOC(C)=O XEKOWRVHYACXOJ-UHFFFAOYSA-N 0.000 description 9
- 239000003446 ligand Substances 0.000 description 9
- 125000002080 perylenyl group Chemical group C1(=CC=C2C=CC=C3C4=CC=CC5=CC=CC(C1=C23)=C45)* 0.000 description 9
- YMWUJEATGCHHMB-UHFFFAOYSA-N Dichloromethane Chemical compound ClCCl YMWUJEATGCHHMB-UHFFFAOYSA-N 0.000 description 8
- MWPLVEDNUUSJAV-UHFFFAOYSA-N anthracene Chemical compound C1=CC=CC2=CC3=CC=CC=C3C=C21 MWPLVEDNUUSJAV-UHFFFAOYSA-N 0.000 description 8
- WDECIBYCCFPHNR-UHFFFAOYSA-N chrysene Chemical compound C1=CC=CC2=CC=C3C4=CC=CC=C4C=CC3=C21 WDECIBYCCFPHNR-UHFFFAOYSA-N 0.000 description 8
- GVEPBJHOBDJJJI-UHFFFAOYSA-N fluoranthrene Natural products C1=CC(C2=CC=CC=C22)=C3C2=CC=CC3=C1 GVEPBJHOBDJJJI-UHFFFAOYSA-N 0.000 description 8
- YNPNZTXNASCQKK-UHFFFAOYSA-N phenanthrene Chemical compound C1=CC=C2C3=CC=CC=C3C=CC2=C1 YNPNZTXNASCQKK-UHFFFAOYSA-N 0.000 description 8
- GBROPGWFBFCKAG-UHFFFAOYSA-N picene Chemical compound C1=CC2=C3C=CC=CC3=CC=C2C2=C1C1=CC=CC=C1C=C2 GBROPGWFBFCKAG-UHFFFAOYSA-N 0.000 description 8
- BBEAQIROQSPTKN-UHFFFAOYSA-N pyrene Chemical compound C1=CC=C2C=CC3=CC=CC4=CC=C1C2=C43 BBEAQIROQSPTKN-UHFFFAOYSA-N 0.000 description 8
- 229910052799 carbon Inorganic materials 0.000 description 7
- RAXXELZNTBOGNW-UHFFFAOYSA-N imidazole Natural products C1=CNC=N1 RAXXELZNTBOGNW-UHFFFAOYSA-N 0.000 description 7
- 125000003454 indenyl group Chemical class C1(C=CC2=CC=CC=C12)* 0.000 description 7
- JQQSUOJIMKJQHS-UHFFFAOYSA-N pentaphene Chemical compound C1=CC=C2C=C3C4=CC5=CC=CC=C5C=C4C=CC3=CC2=C1 JQQSUOJIMKJQHS-UHFFFAOYSA-N 0.000 description 7
- 229910052698 phosphorus Inorganic materials 0.000 description 7
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- 238000001931 thermography Methods 0.000 description 7
- 125000004653 anthracenylene group Chemical group 0.000 description 6
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- 125000003828 azulenyl group Chemical group 0.000 description 6
- 125000000499 benzofuranyl group Chemical group O1C(=CC2=C1C=CC=C2)* 0.000 description 6
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- 125000000596 cyclohexenyl group Chemical group C1(=CCCCC1)* 0.000 description 6
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- 125000002433 cyclopentenyl group Chemical group C1(=CCCC1)* 0.000 description 6
- 125000001511 cyclopentyl group Chemical group [H]C1([H])C([H])([H])C([H])([H])C([H])(*)C1([H])[H] 0.000 description 6
- NIHNNTQXNPWCJQ-UHFFFAOYSA-N fluorene Chemical compound C1=CC=C2CC3=CC=CC=C3C2=C1 NIHNNTQXNPWCJQ-UHFFFAOYSA-N 0.000 description 6
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- AOSZTAHDEDLTLQ-AZKQZHLXSA-N (1S,2S,4R,8S,9S,11S,12R,13S,19S)-6-[(3-chlorophenyl)methyl]-12,19-difluoro-11-hydroxy-8-(2-hydroxyacetyl)-9,13-dimethyl-6-azapentacyclo[10.8.0.02,9.04,8.013,18]icosa-14,17-dien-16-one Chemical compound C([C@@H]1C[C@H]2[C@H]3[C@]([C@]4(C=CC(=O)C=C4[C@@H](F)C3)C)(F)[C@@H](O)C[C@@]2([C@@]1(C1)C(=O)CO)C)N1CC1=CC=CC(Cl)=C1 AOSZTAHDEDLTLQ-AZKQZHLXSA-N 0.000 description 5
- DEVSOMFAQLZNKR-RJRFIUFISA-N (z)-3-[3-[3,5-bis(trifluoromethyl)phenyl]-1,2,4-triazol-1-yl]-n'-pyrazin-2-ylprop-2-enehydrazide Chemical compound FC(F)(F)C1=CC(C(F)(F)F)=CC(C2=NN(\C=C/C(=O)NNC=3N=CC=NC=3)C=N2)=C1 DEVSOMFAQLZNKR-RJRFIUFISA-N 0.000 description 5
- HKMTVMBEALTRRR-UHFFFAOYSA-N Benzo[a]fluorene Chemical group C1=CC=CC2=C3CC4=CC=CC=C4C3=CC=C21 HKMTVMBEALTRRR-UHFFFAOYSA-N 0.000 description 5
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- 238000005266 casting Methods 0.000 description 5
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- UJOBWOGCFQCDNV-UHFFFAOYSA-N 9H-carbazole Chemical compound C1=CC=C2C3=CC=CC=C3NC2=C1 UJOBWOGCFQCDNV-UHFFFAOYSA-N 0.000 description 3
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- 239000011368 organic material Substances 0.000 description 3
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- 125000006758 (C2-C60) alkyl group Chemical group 0.000 description 2
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- 125000000592 heterocycloalkyl group Chemical group 0.000 description 1
- 125000004051 hexyl group Chemical group [H]C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])* 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- AMGQUBHHOARCQH-UHFFFAOYSA-N indium;oxotin Chemical compound [In].[Sn]=O AMGQUBHHOARCQH-UHFFFAOYSA-N 0.000 description 1
- QWXYZCJEXYQNEI-OSZHWHEXSA-N intermediate I Chemical compound COC(=O)[C@@]1(C=O)[C@H]2CC=[N+](C\C2=C\C)CCc2c1[nH]c1ccccc21 QWXYZCJEXYQNEI-OSZHWHEXSA-N 0.000 description 1
- 229910052741 iridium Inorganic materials 0.000 description 1
- GKOZUEZYRPOHIO-UHFFFAOYSA-N iridium atom Chemical group [Ir] GKOZUEZYRPOHIO-UHFFFAOYSA-N 0.000 description 1
- 125000000959 isobutyl group Chemical group [H]C([H])([H])C([H])(C([H])([H])[H])C([H])([H])* 0.000 description 1
- 125000000904 isoindolyl group Chemical group C=1(NC=C2C=CC=CC12)* 0.000 description 1
- 150000002527 isonitriles Chemical class 0.000 description 1
- 125000001972 isopentyl group Chemical group [H]C([H])([H])C([H])(C([H])([H])[H])C([H])([H])C([H])([H])* 0.000 description 1
- 125000005647 linker group Chemical group 0.000 description 1
- 229910052744 lithium Inorganic materials 0.000 description 1
- DLEDOFVPSDKWEF-UHFFFAOYSA-N lithium butane Chemical compound [Li+].CCC[CH2-] DLEDOFVPSDKWEF-UHFFFAOYSA-N 0.000 description 1
- PQXKHYXIUOZZFA-UHFFFAOYSA-M lithium fluoride Inorganic materials [Li+].[F-] PQXKHYXIUOZZFA-UHFFFAOYSA-M 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 125000000956 methoxy group Chemical group [H]C([H])([H])O* 0.000 description 1
- 239000011259 mixed solution Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- IBHBKWKFFTZAHE-UHFFFAOYSA-N n-[4-[4-(n-naphthalen-1-ylanilino)phenyl]phenyl]-n-phenylnaphthalen-1-amine Chemical compound C1=CC=CC=C1N(C=1C2=CC=CC=C2C=CC=1)C1=CC=C(C=2C=CC(=CC=2)N(C=2C=CC=CC=2)C=2C3=CC=CC=C3C=CC=2)C=C1 IBHBKWKFFTZAHE-UHFFFAOYSA-N 0.000 description 1
- BLFVVZKSHYCRDR-UHFFFAOYSA-N n-[4-[4-(n-naphthalen-2-ylanilino)phenyl]phenyl]-n-phenylnaphthalen-2-amine Chemical compound C1=CC=CC=C1N(C=1C=C2C=CC=CC2=CC=1)C1=CC=C(C=2C=CC(=CC=2)N(C=2C=CC=CC=2)C=2C=C3C=CC=CC3=CC=2)C=C1 BLFVVZKSHYCRDR-UHFFFAOYSA-N 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 229910052762 osmium Inorganic materials 0.000 description 1
- SYQBFIAQOQZEGI-UHFFFAOYSA-N osmium atom Chemical compound [Os] SYQBFIAQOQZEGI-UHFFFAOYSA-N 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 125000001147 pentyl group Chemical group C(CCCC)* 0.000 description 1
- JCDAUYWOHOLVMH-UHFFFAOYSA-N phenanthren-9-ylboronic acid Chemical compound C1=CC=C2C(B(O)O)=CC3=CC=CC=C3C2=C1 JCDAUYWOHOLVMH-UHFFFAOYSA-N 0.000 description 1
- OJMIONKXNSYLSR-UHFFFAOYSA-N phosphorous acid Chemical compound OP(O)O OJMIONKXNSYLSR-UHFFFAOYSA-N 0.000 description 1
- 229910000073 phosphorus hydride Inorganic materials 0.000 description 1
- SIOXPEMLGUPBBT-UHFFFAOYSA-M picolinate Chemical compound [O-]C(=O)C1=CC=CC=N1 SIOXPEMLGUPBBT-UHFFFAOYSA-M 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 229910052697 platinum Inorganic materials 0.000 description 1
- 125000004368 propenyl group Chemical group C(=CC)* 0.000 description 1
- 125000001436 propyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])[H] 0.000 description 1
- 150000003217 pyrazoles Chemical class 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 230000027756 respiratory electron transport chain Effects 0.000 description 1
- 229930195734 saturated hydrocarbon Natural products 0.000 description 1
- 125000002914 sec-butyl group Chemical group [H]C([H])([H])C([H])([H])C([H])(*)C([H])([H])[H] 0.000 description 1
- VSZWPYCFIRKVQL-UHFFFAOYSA-N selanylidenegallium;selenium Chemical compound [Se].[Se]=[Ga].[Se]=[Ga] VSZWPYCFIRKVQL-UHFFFAOYSA-N 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- LKZMBDSASOBTPN-UHFFFAOYSA-L silver carbonate Substances [Ag].[O-]C([O-])=O LKZMBDSASOBTPN-UHFFFAOYSA-L 0.000 description 1
- 229910001958 silver carbonate Inorganic materials 0.000 description 1
- 239000011780 sodium chloride Substances 0.000 description 1
- 150000003413 spiro compounds Chemical group 0.000 description 1
- 125000003003 spiro group Chemical group 0.000 description 1
- 238000004544 sputter deposition Methods 0.000 description 1
- 238000001308 synthesis method Methods 0.000 description 1
- GZCRRIHWUXGPOV-UHFFFAOYSA-N terbium atom Chemical compound [Tb] GZCRRIHWUXGPOV-UHFFFAOYSA-N 0.000 description 1
- 125000000999 tert-butyl group Chemical group [H]C([H])([H])C(*)(C([H])([H])[H])C([H])([H])[H] 0.000 description 1
- 125000003718 tetrahydrofuranyl group Chemical group 0.000 description 1
- 125000003507 tetrahydrothiofenyl group Chemical group 0.000 description 1
- 125000004149 thio group Chemical group *S* 0.000 description 1
- XOLBLPGZBRYERU-UHFFFAOYSA-N tin dioxide Chemical compound O=[Sn]=O XOLBLPGZBRYERU-UHFFFAOYSA-N 0.000 description 1
- 229910001887 tin oxide Inorganic materials 0.000 description 1
- 229910052719 titanium Inorganic materials 0.000 description 1
- 125000000391 vinyl group Chemical group [H]C([*])=C([H])[H] 0.000 description 1
- YVTHLONGBIQYBO-UHFFFAOYSA-N zinc indium(3+) oxygen(2-) Chemical compound [O--].[Zn++].[In+3] YVTHLONGBIQYBO-UHFFFAOYSA-N 0.000 description 1
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Abstract
화학식 1 및 화학식 2에 대해서는 상세한 설명을 참조한다.
Description
화합물 | 1H NMR (CDCl3 , 400 MHz) | MS/FAB | |
found | calc. | ||
1 | δ= 8.21-8.17 (m, 2H), 7.91-8.88 (m, 1H), 7.87-7.77 (m, 8H), 7.65-7.63 (dd, 1H), 7.56-7.47 (m, 3H), 7.37-7.33 (m, 1H), 7.27-7.23 (m, 1H), 7.14-7.05 (m, 2H), 6.94 (s, 1H), 6.77-6.75 (m, 1H) | 447.18 | 447.17 |
8 | δ= 8.55-8.53 (dd, 1H), 8.25-8.23 (m, 1H), 8.15-8.13 (m, 1H), 7.91-7.80 (m, 6H), 7.76-7.73 (m, 2H), 7.58-7.50 (m, 1H), 7.44-7.41 (m, 3H), 7.37-7.33 (m, 1H), 7.18 (s, 1H), 7.10-7.06 (m, 1H), 6.99-6.95 (m, 1H), 6.70-6.68 (dd, 1H) | 472.16 | 472.17 |
11 | δ= 8.31-8.28 (m, 2H), 7.89-7.80 (m, 6H), 7.75-7.70 (m, 2H), 7.66-7.63 (m, 1H), 7.57-7.51 (m, 3H), 7.40-7.33 (m, 5H), 7.23-7.19 (m, 3H), 7.06-7.00 (m, 2H), 6.73-6.71 (dd, 1H) | 547.19 | 547.20 |
17 | δ= 8.17-8.14 (m, 2H), 8.08-8.03 (m, 2H), 7.91-7.89 (m, 1H), 7.85-7.77 (m, 4H), 7.71-7.65 (m, 4H), 7.56-7.47 (m, 3H), 7.44-7.33 (m, 5H), 7.09-7.05 (m, 1H), 6.84 (s, 1H), 6.74-6.72 (dd, 1H) | 521.16 | 521.17 |
26 | δ= 8.40-8.39 (m, 1H), 8.31-8.28 (m, 2H), 8.18-8.17 (m, 1H), 8.05-8.02 (m, 2H), 7.91-7.89 (dd, 1H), 7.85-7.78 (m, 5H), 7.71-7.69 (dd, 1H), 7.64-7.61 (dd, 1H), 7.56-7.46 (m, 5H), 7.37-7.25 (m, 3H), 7.08-7.05 (m, 1H), 6.93 (s, 1H), 6.75-6.73 (dd, 1H) | 587.22 | 587.21 |
38 | δ= 8.55-8.53 (m, 2H), 8.50-8.48 (m, 2H), 8.03-8.02 (m, 2H), 7.92-7.87 (m, 3H), 7.83-7.81 (m, 4H), 7.78-7.75 (m, 1H), 7.66-7.64 (dd, 2H), 7.56-7.51 (m, 1H), 7.37-7.33 (m, 1H), 7.28-7.18 (m, 5H), 7.09-7.05 (m, 1H), 6.73-6.71 (dd, 1H) | 575.20 | 575.21 |
43 | δ= 8.01-7.99 (m, 2H), 7.91-7.89 (m, 2H), 7.81-7.75 (m, 2H), 7.58-7.54 (m, 1H), 7.50-7.43 (m, 3H), 7.37-7.18 (m, 9H), 7.11-7.06 (m, 1H), 6.40-6.39 (m, 1H), 6.26-6.24 (m, 1H) | 466.14 | 466.15 |
52 | δ= 8.72-8.70 (m, 1H), 8.63-8.61 (m, 1H), 8.29 (t, 1H), 8.24-8.21 (m, 2H), 8.02-7.99 (m, 1H), 7.88-7.84 (m, 3H), 7.76-7.63 (m, 5H), 7.57-7.52 (m, 3H), 7.39-7.27 (m, 3H), 7.16 (s, 1H), 7.09-7.05 (m, 1H), 6.69-6.67 (m, 1H) | 497.18 | 497.19 |
57 | δ= 8.40-8.39 (m, 1H), 8.24-8.22 (m, 2H), 8.19-8.16 (m, 3H), 7.94-7.89 (m, 3H), 7.84-7.82 (m, 1H), 7.71-7.69 (dd, 1H), 7.64-7.61 (dd, 1H), 7.56-7.47 (m, 6H), 7.37-7.25 (m, 4H), 7.22 (s, 1H), 7.09-7.06 (m, 1H), 6.73-6.71 (m, 1H) | 683.25 | 683.24 |
67 | δ= 7.83-7.81 (m, 1H), 7.75-7.73 (dd, 1H), 7.65-7.63 (dd, 1H), 7.60-7.58 (m, 1H), 7.51 (d, 1H), 7.45-7.42 (m, 5H), 7.36-7.33 (m, 2H), 7.29-7.23 (m, 4H), 7.19-7.10 (m, 3H), 7.04-7.00 (m, 1H), 6.36-6.34 (m, 1H) , 5.41-5.39 (m, 1H) | 450.18 | 450.17 |
70 | δ= 8.25-8.22 (m, 2H), 8.18-8.16 (dd, 1H), 7.99-7.97 (m, 1H), 7.85-7.77 (m, 8H), 7.71-7.70 (dd, 1H), 7.69-7.68 (dd, 1H), 7.62-7.60 (dd, 1H), 7.56-7.52 (m, 3H), 7.48-7.44 (m, 2H), 7.38-7.26 (m, 6H), 7.22 (s, 1H) | 573.20 | 573.22 |
76 | δ= 8.47-8.45 (m, 1H), 8.43-8.41 (m, 1H), 8.25-8.22 (m, 2H), 7.97-7.95 (m, 1H), 7.85-7.77 (m, 7H), 7.71-7.68 (dd, 1H), 7.58-7.46 (m, 7H), 7.34-7.22 (m, 4H), 7.21 (s, 1H) | 587.22 | 587.21 |
85 | δ= 8.65-8.63 (m, 2H), 8.28-8.27 (m, 1H), 8.25-8.22 (m, 2H), 7.94-7.92 (m, 1H), 7.88-7.77 (m, 7H), 7.72-7.62 (m, 4H), 7.56-7.52 (m, 3H), 7.31-7.26 (m, 1H), 7.22 (s, 1H) | 474.20 | 474.18 |
전자수송재료 | 구동전압 (V) |
전류밀도 (㎃/㎠) |
휘도 (cd/㎡) |
효율 (cd/A) |
발광색 | 반감수명 (hr @100㎃/㎠) | |
실시예 1 | 화합물 1 | 3.93 | 50 | 3,840 | 7.68 | 청색 | 407hr |
실시예 2 | 화합물 8 | 4.05 | 50 | 3,975 | 7.95 | 청색 | 469hr |
실시예 3 | 화합물 17 | 4.11 | 50 | 3,830 | 7.66 | 청색 | 535hr |
실시예 4 | 화합물 52 | 3.88 | 50 | 3,765 | 7.53 | 청색 | 448hr |
실시예 5 | 화합물 70 | 3.97 | 50 | 3,805 | 7.61 | 청색 | 443hr |
실시예 6 | 화합물 76 | 4.08 | 50 | 3,870 | 7.74 | 청색 | 488hr |
비교예 1 | 화합물 200 | 5.12 | 50 | 3,105 | 6.58 | 청색 | 317hr |
110: 제1전극
150: 유기층
190: 제2전극
Claims (20)
- 제1전극;
상기 제1전극에 대향된 제2전극; 및
상기 제1전극과 상기 제2전극 사이에 개재되고 발광층을 포함한 유기층; 을 포함하고,
상기 유기층이, i) 상기 제1전극과 상기 발광층 사이에 개재되며, 정공 수송층, 정공 주입층 및 버퍼층 중 적어도 하나;를 포함한 정공 수송 영역 및 ii) 상기 발광층과 상기 제2전극 사이에 개재되며, 정공 저지층, 전자 수송층 및 전자 주입층 중 적어도 하나;를 포함한 전자 수송 영역을 포함하며,
상기 전자 수송 영역이 하기 화학식 1의 화합물 또는 화학식 2의 화합물을 포함하는 유기 발광 소자:
<화학식 1>
<화학식 2>
상기 화학식 1 및 2 중,
R1, R2 및 R3는 각각 독립적으로 수소, 중수소, -F, -Cl, -Br, -I, 히드록실기, 시아노기, 니트로기, 아미노기, 아미디노기, 히드라진기, 히드라존기, 카르복실산 또는 이의 염, 술폰산 또는 이의 염, 인산 또는 이의 염, 치환 또는 비치환된 C1-C60알킬기, 치환 또는 비치환된 C2-C60알케닐기, 치환 또는 비치환된 C2-C60알키닐기, 치환 또는 비치환된 C1-C60알콕시기, 치환 또는 비치환된 C3-C10시클로알킬기, 치환 또는 비치환된 C2-C10헤테로시클로알킬기, 치환 또는 비치환된 C3-C10시클로알케닐기, 치환 또는 비치환된 C2-C10헤테로시클로알케닐기, 치환 또는 비치환된 C6-C60아릴기, 치환 또는 비치환된 C6-C60아릴옥시기, 치환 또는 비치환된 C6-C60아릴티오기, 치환 또는 비치환된 C1-C60헤테로아릴기, 치환 또는 비치환된 1가 비-방향족 축합다환 그룹, 치환 또는 비치환된 1가 비-방향족 헤테로축합다환 그룹, -P(=O)R11R12, -P(=S)R13R14, -S(=O)2R15, 및 -S(=O)R16 중에서 선택되고;
L1, L2 및 L3는 각각 독립적으로 직접 결합, 치환 또는 비치환된 C3-C10시클로알킬렌기, 치환 또는 비치환된 C2-C10헤테로시클로알킬렌기, 치환 또는 비치환된 C3-C10시클로알케닐렌기, 치환 또는 비치환된 C2-C10헤테로시클로알케닐렌기, 치환 또는 비치환된 C6-C60아릴렌기, 치환 또는 비치환된 C1-C60헤테로아릴렌기, 치환 또는 비치환된 2가 비-방향족 축합다환 그룹, 치환 또는 비치환된 2가 비-방향족 헤테로축합다환 그룹, -P(=O)R17-, -P(=S)R18-, -S(=O)2-, 및 -S(=O)- 중에서 선택되고;
X는 O 또는 S이고;
R11 내지 R18은 각각 독립적으로 치환 또는 비치환된 C1-C60알킬기, 치환 또는 비치환된 C6-C60아릴기, 치환 또는 비치환된 C1-C60헤테로아릴기, 치환 또는 비치환된 1가 비-방향족 축합다환 그룹, 및 치환 또는 비치환된 1가 비-방향족 헤테로축합다환 그룹 중에서 선택되고;
a1 내지 a3은 각각 독립적으로 0 내지 3의 정수이고;
l 내지 n은 각각 독립적으로 0 내지 2의 정수이고;
상기 치환된 C3-C10시클로알킬렌기, 치환된 C2-C10헤테로시클로알킬렌기, 치환된 C3-C10시클로알케닐렌기, 치환된 C2-C10헤테로시클로알케닐렌기, 치환된 C6-C60아릴렌기, 치환된 C1-C60헤테로아릴렌기, 치환된 2가 비-방향족 축합다환 그룹, 치환된 2가 비-방향족 헤테로축합다환 그룹, 치환된 C1-C60알킬기, 치환된 C2-C60알케닐기, 치환된 C2-C60알키닐기, 치환된 C1-C60알콕시기, 치환된 C3-C10시클로알킬기, 치환된 C2-C10헤테로시클로알킬기, 치환된 C3-C10시클로알케닐기, 치환된 C2-C10헤테로시클로알케닐기, 치환된 C6-C60아릴기, 치환된 C6-C60아릴옥시기, 치환된 C6-C60아릴티오기, 치환된 C1-C60헤테로아릴기, 치환된 1가 비-방향족 축합다환 그룹 및 치환된 1가 비-방향족 헤테로축합다환 그룹 중 적어도 하나의 치환기는,
중수소, -F, -Cl, -Br, -I, 히드록실기, 시아노기, 니트로기, 아미노기, 아미디노기, 히드라진기, 히드라존기, 카르복실산 또는 이의 염, 술폰산 또는 이의 염, 인산 또는 이의 염, C1-C60알킬기, C2-C60알케닐기, C2-C60알키닐기 및 C1-C60알콕시기;
중수소, -F, -Cl, -Br, -I, 히드록실기, 시아노기, 니트로기, 아미노기, 아미디노기, 히드라진기, 히드라존기, 카르복실산 또는 이의 염, 술폰산 또는 이의 염, 인산 또는 이의 염, C3-C10시클로알킬기, C2-C10헤테로시클로알킬기, C3-C10시클로알케닐기, C2-C10헤테로시클로알케닐기, C6-C60아릴기, C6-C60아릴옥시기(aryloxy), C6-C60아릴티오기(arylthio), C2-C60헤테로아릴기, 1가 비-방향족 축합다환 그룹, 1가 비-방향족 헤테로축합다환 그룹, -N(Q11)(Q12), -Si(Q13)(Q14)(Q15) 및 -B(Q16)(Q17) 중 적어도 하나로 치환된, C1-C60알킬기, C2-C60알케닐기, C2-C60알키닐기 및 C1-C60알콕시기;
C3-C10시클로알킬기, C2-C10헤테로시클로알킬기, C3-C10시클로알케닐기, C2-C10헤테로시클로알케닐기, C6-C60아릴기, C6-C60아릴옥시기, C6-C60아릴티오기, C2-C60헤테로아릴기, 1가 비-방향족 축합다환 그룹 및 1가 비-방향족 헤테로축합다환 그룹;
중수소, -F, -Cl, -Br, -I, 히드록실기, 시아노기, 니트로기, 아미노기, 아미디노기, 히드라진기, 히드라존기, 카르복실산 또는 이의 염, 술폰산 또는 이의 염, 인산 또는 이의 염, C1-C60알킬기, C2-C60알케닐기, C2-C60알키닐기, C1-C60알콕시기, C3-C10시클로알킬기, C2-C10헤테로시클로알킬기, C3-C10시클로알케닐기, C2-C10헤테로시클로알케닐기, C6-C60아릴기, C6-C60아릴옥시기, C6-C60아릴티오기, C2-C60헤테로아릴기, 1가 비-방향족 축합다환 그룹, 1가 비-방향족 헤테로축합다환 그룹, -N(Q21)(Q22), -Si(Q23)(Q24)(Q25) 및 -B(Q26)(Q27) 중 적어도 하나로 치환된, C3-C10시클로알킬기, C2-C10헤테로시클로알킬기, C3-C10시클로알케닐기, C2-C10헤테로시클로알케닐기, C6-C60아릴기, C6-C60아릴옥시기, C6-C60아릴티오기, C2-C60헤테로아릴기, 1가 비-방향족 축합다환 그룹 및 1가 비-방향족 헤테로축합다환 그룹; 및
-N(Q31)(Q32), -Si(Q33)(Q34)(Q35) 및 -B(Q36)(Q37); 중에서 선택되고;
상기 Q11 내지 Q17, Q21 내지 Q27 및 Q31 내지 Q37은 서로 독립적으로, 수소, 중수소, -F, -Cl, -Br, -I, 히드록실기, 시아노기, 니트로기, 아미노기, 아미디노기, 히드라진기, 히드라존기, 카르복실산 또는 이의 염, 술폰산 또는 이의 염, 인산 또는 이의 염, C1-C60알킬기, C2-C60알케닐기, C2-C60알키닐기, C1-C60알콕시기, C3-C10시클로알킬기, C2-C10헤테로시클로알킬기, C3-C10시클로알케닐기, C2-C10헤테로시클로알케닐기, C6-C60아릴기, C2-C60헤테로아릴기, 1가 비-방향족 축합다환 그룹 및 1가 비-방향족 헤테로축합다환 그룹 중에서 선택된다. - 제1항에 있어서,
R1 내지 R3는 각각 독립적으로 수소, 중수소, -F, -Cl, -Br, -I, 히드록실기, 시아노기, 니트로기, 치환 또는 비치환된 C6-C60아릴기, 치환 또는 비치환된 C1-C60헤테로아릴기, 치환 또는 비치환된 1가 비-방향족 축합다환 그룹, 치환 또는 비치환된 1가 비-방향족 헤테로축합다환 그룹, -P(=O)R11R12, -P(=S)R13R14, -S(=O)2R15, 및 -S(=O)R16 중에서 선택되는 유기 발광 소자. - 제1항에 있어서,
R1 내지 R3는 각각 독립적으로 수소, 중수소, 시아노기, -P(=O)R11R12, -S(=O)2R15, -S(=O)R16 및 하기 화학식 중 어느 하나 중에서 선택되는 유기 발광 소자:
상기 화학식 중,
H1은 NR21, CR22R23 , O 또는 S이고,
R21, R22, R23 및 Z1은 각각 독립적으로 수소, 중수소, 치환 또는 비치환된 C1-C20알킬기, 치환 또는 비치환된 C6-C20아릴기, 치환 또는 비치환된 C1-C20헤테로아릴기, 할로겐기, 시아노기, 니트로기, 하이드록시기 또는 카르복시기이고;
화학식 2a에서 p는 1 내지 5의 정수이고,
화학식 2b에서 p는 1 내지 7의 정수이고,
화학식 2c 및 화학식 2d에서 p는 각각 1 내지 9의 정수이고,
화학식 2e에서 p는 1 내지 7의 정수이고,
화학식 2f에서 p는 1 내지 4의 정수이고,
화학식 2g에서 p는 1 내지 6의 정수이고;
*는 결합을 나타낸다. - 제1항에 있어서,
L1, L2 및 L3는 각각 독립적으로 직접 결합, 치환 또는 비치환된 C6-C60아릴렌기 및 치환 또는 비치환된 C1-C60헤테로아릴렌기 중에서 선택되는 유기 발광 소자. - 제1항에 있어서,
상기 유기층이, i) 상기 제1전극과 상기 발광층 사이에 개재되며, 정공 수송층, 정공 주입층 및 버퍼층 중 적어도 하나;를 포함한 정공 수송 영역 및 ii) 상기 발광층과 상기 제2전극 사이에 개재되며, 전자 수송층; 및 정공 저지층, 및 전자 주입층 중 적어도 하나;를 포함한 전자 수송 영역을 포함하며,
상기 전자 수송층이 상기 화학식 1의 화합물 또는 화학식 2의 화합물을 포함하는 유기 발광 소자. - 제1항에 있어서,
상기 정공 수송 영역이 전하-생성 물질을 포함하는 유기 발광 소자. - 제10항에 있어서,
상기 전하-생성 물질이 p-도펀트인 유기 발광 소자. - 제11항에 있어서,
상기 p-도펀트가 퀴논 유도체, 금속 산화물 및 시아노기-함유 화합물 중 어느 하나인 유기 발광 소자. - 제12항에 있어서,
상기 퀴논 유도체가 테트라시아노퀴논다이메테인(TCNQ) 또는 2,3,5,6-테트라플루오로-테트라시아노-1,4-벤조퀴논다이메테인(F4-TCNQ)인 유기 발광 소자. - 제12항에 있어서,
상기 금속 산화물이 텅스텐 산화물 또는 몰리브덴 산화물인 유기 발광 소자. - 제 1 항에 있어서,
상기 전자 수송 영역이 금속 착체를 포함하는 유기 발광 소자. - 제 16 항에 있어서,
상기 금속 착체가 Li 착체인 유기 발광 소자. - 제1항에 있어서,
상기 유기층이 습식 공정을 거쳐 형성되는 유기 발광 소자. - 제 1 항의 유기 발광 소자를 구비하고, 상기 유기 발광 소자의 제 1 전극이 박막 트랜지스터의 소스 전극 또는 드레인 전극과 전기적으로 연결된 평판 표시 장치.
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