JP5385903B2 - 発光素子および発光組成物 - Google Patents
発光素子および発光組成物 Download PDFInfo
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- JP5385903B2 JP5385903B2 JP2010515264A JP2010515264A JP5385903B2 JP 5385903 B2 JP5385903 B2 JP 5385903B2 JP 2010515264 A JP2010515264 A JP 2010515264A JP 2010515264 A JP2010515264 A JP 2010515264A JP 5385903 B2 JP5385903 B2 JP 5385903B2
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- JP
- Japan
- Prior art keywords
- light emitting
- bis
- layer
- phenyl
- emitting device
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- 239000000203 mixture Substances 0.000 title claims description 63
- 150000001875 compounds Chemical class 0.000 claims description 79
- 239000002105 nanoparticle Substances 0.000 claims description 78
- 229910052741 iridium Inorganic materials 0.000 claims description 63
- GKOZUEZYRPOHIO-UHFFFAOYSA-N iridium atom Chemical compound [Ir] GKOZUEZYRPOHIO-UHFFFAOYSA-N 0.000 claims description 62
- 239000000463 material Substances 0.000 claims description 52
- 229910052757 nitrogen Inorganic materials 0.000 claims description 46
- 229910052751 metal Inorganic materials 0.000 claims description 39
- 239000002184 metal Substances 0.000 claims description 39
- 238000000034 method Methods 0.000 claims description 35
- 239000003446 ligand Substances 0.000 claims description 30
- STTGYIUESPWXOW-UHFFFAOYSA-N 2,9-dimethyl-4,7-diphenyl-1,10-phenanthroline Chemical compound C=12C=CC3=C(C=4C=CC=CC=4)C=C(C)N=C3C2=NC(C)=CC=1C1=CC=CC=C1 STTGYIUESPWXOW-UHFFFAOYSA-N 0.000 claims description 26
- 238000002347 injection Methods 0.000 claims description 25
- 239000007924 injection Substances 0.000 claims description 25
- UHOVQNZJYSORNB-UHFFFAOYSA-N Benzene Chemical compound C1=CC=CC=C1 UHOVQNZJYSORNB-UHFFFAOYSA-N 0.000 claims description 24
- 125000000217 alkyl group Chemical group 0.000 claims description 23
- -1 calizalen Chemical compound 0.000 claims description 23
- 230000005525 hole transport Effects 0.000 claims description 20
- 230000000903 blocking effect Effects 0.000 claims description 19
- 239000007983 Tris buffer Substances 0.000 claims description 17
- 125000003118 aryl group Chemical group 0.000 claims description 17
- IBHBKWKFFTZAHE-UHFFFAOYSA-N n-[4-[4-(n-naphthalen-1-ylanilino)phenyl]phenyl]-n-phenylnaphthalen-1-amine Chemical group 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 claims description 14
- 229920003227 poly(N-vinyl carbazole) Polymers 0.000 claims description 13
- VFUDMQLBKNMONU-UHFFFAOYSA-N 9-[4-(4-carbazol-9-ylphenyl)phenyl]carbazole Chemical group C12=CC=CC=C2C2=CC=CC=C2N1C1=CC=C(C=2C=CC(=CC=2)N2C3=CC=CC=C3C3=CC=CC=C32)C=C1 VFUDMQLBKNMONU-UHFFFAOYSA-N 0.000 claims description 10
- 229910045601 alloy Inorganic materials 0.000 claims description 10
- 239000000956 alloy Substances 0.000 claims description 10
- 125000002924 primary amino group Chemical group [H]N([H])* 0.000 claims description 10
- ODHXBMXNKOYIBV-UHFFFAOYSA-N triphenylamine Chemical compound C1=CC=CC=C1N(C=1C=CC=CC=1)C1=CC=CC=C1 ODHXBMXNKOYIBV-UHFFFAOYSA-N 0.000 claims description 10
- 238000004519 manufacturing process Methods 0.000 claims description 9
- GEQBRULPNIVQPP-UHFFFAOYSA-N 2-[3,5-bis(1-phenylbenzimidazol-2-yl)phenyl]-1-phenylbenzimidazole Chemical compound C1=CC=CC=C1N1C2=CC=CC=C2N=C1C1=CC(C=2N(C3=CC=CC=C3N=2)C=2C=CC=CC=2)=CC(C=2N(C3=CC=CC=C3N=2)C=2C=CC=CC=2)=C1 GEQBRULPNIVQPP-UHFFFAOYSA-N 0.000 claims description 8
- IEQIEDJGQAUEQZ-UHFFFAOYSA-N phthalocyanine Chemical compound N1C(N=C2C3=CC=CC=C3C(N=C3C4=CC=CC=C4C(=N4)N3)=N2)=C(C=CC=C2)C2=C1N=C1C2=CC=CC=C2C4=N1 IEQIEDJGQAUEQZ-UHFFFAOYSA-N 0.000 claims description 8
- 125000000547 substituted alkyl group Chemical group 0.000 claims description 8
- 125000003107 substituted aryl group Chemical group 0.000 claims description 8
- ZOKIJILZFXPFTO-UHFFFAOYSA-N 4-methyl-n-[4-[1-[4-(4-methyl-n-(4-methylphenyl)anilino)phenyl]cyclohexyl]phenyl]-n-(4-methylphenyl)aniline Chemical compound C1=CC(C)=CC=C1N(C=1C=CC(=CC=1)C1(CCCCC1)C=1C=CC(=CC=1)N(C=1C=CC(C)=CC=1)C=1C=CC(C)=CC=1)C1=CC=C(C)C=C1 ZOKIJILZFXPFTO-UHFFFAOYSA-N 0.000 claims description 7
- FQJQNLKWTRGIEB-UHFFFAOYSA-N 2-(4-tert-butylphenyl)-5-[3-[5-(4-tert-butylphenyl)-1,3,4-oxadiazol-2-yl]phenyl]-1,3,4-oxadiazole Chemical compound C1=CC(C(C)(C)C)=CC=C1C1=NN=C(C=2C=C(C=CC=2)C=2OC(=NN=2)C=2C=CC(=CC=2)C(C)(C)C)O1 FQJQNLKWTRGIEB-UHFFFAOYSA-N 0.000 claims description 6
- ADENFOWRGOZGCW-UHFFFAOYSA-N 3,5-bis(4-tert-butylphenyl)-4-phenyl-1,2,4-triazole Chemical compound C1=CC(C(C)(C)C)=CC=C1C(N1C=2C=CC=CC=2)=NN=C1C1=CC=C(C(C)(C)C)C=C1 ADENFOWRGOZGCW-UHFFFAOYSA-N 0.000 claims description 6
- HFACYLZERDEVSX-UHFFFAOYSA-N benzidine Chemical class C1=CC(N)=CC=C1C1=CC=C(N)C=C1 HFACYLZERDEVSX-UHFFFAOYSA-N 0.000 claims description 6
- 150000004986 phenylenediamines Chemical class 0.000 claims description 6
- 229910052697 platinum Inorganic materials 0.000 claims description 6
- 229920001197 polyacetylene Polymers 0.000 claims description 6
- 229920000123 polythiophene Polymers 0.000 claims description 6
- 229910052782 aluminium Inorganic materials 0.000 claims description 5
- XEPMXWGXLQIFJN-UHFFFAOYSA-K aluminum;2-carboxyquinolin-8-olate Chemical compound [Al+3].C1=C(C([O-])=O)N=C2C(O)=CC=CC2=C1.C1=C(C([O-])=O)N=C2C(O)=CC=CC2=C1.C1=C(C([O-])=O)N=C2C(O)=CC=CC2=C1 XEPMXWGXLQIFJN-UHFFFAOYSA-K 0.000 claims description 5
- XZCJVWCMJYNSQO-UHFFFAOYSA-N butyl pbd Chemical compound C1=CC(C(C)(C)C)=CC=C1C1=NN=C(C=2C=CC(=CC=2)C=2C=CC=CC=2)O1 XZCJVWCMJYNSQO-UHFFFAOYSA-N 0.000 claims description 5
- 229910052749 magnesium Inorganic materials 0.000 claims description 5
- 150000004866 oxadiazoles Chemical class 0.000 claims description 5
- TVIVIEFSHFOWTE-UHFFFAOYSA-K tri(quinolin-8-yloxy)alumane Chemical compound [Al+3].C1=CN=C2C([O-])=CC=CC2=C1.C1=CN=C2C([O-])=CC=CC2=C1.C1=CN=C2C([O-])=CC=CC2=C1 TVIVIEFSHFOWTE-UHFFFAOYSA-K 0.000 claims description 5
- GYPAGHMQEIUKAO-UHFFFAOYSA-N 4-butyl-n-[4-[4-(n-(4-butylphenyl)anilino)phenyl]phenyl]-n-phenylaniline Chemical compound C1=CC(CCCC)=CC=C1N(C=1C=CC(=CC=1)C=1C=CC(=CC=1)N(C=1C=CC=CC=1)C=1C=CC(CCCC)=CC=1)C1=CC=CC=C1 GYPAGHMQEIUKAO-UHFFFAOYSA-N 0.000 claims description 4
- 229920001609 Poly(3,4-ethylenedioxythiophene) Polymers 0.000 claims description 4
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 4
- DGEZNRSVGBDHLK-UHFFFAOYSA-N [1,10]phenanthroline Chemical compound C1=CN=C2C3=NC=CC=C3C=CC2=C1 DGEZNRSVGBDHLK-UHFFFAOYSA-N 0.000 claims description 4
- IUFDZNVMARBLOJ-UHFFFAOYSA-K aluminum;quinoline-2-carboxylate Chemical compound [Al+3].C1=CC=CC2=NC(C(=O)[O-])=CC=C21.C1=CC=CC2=NC(C(=O)[O-])=CC=C21.C1=CC=CC2=NC(C(=O)[O-])=CC=C21 IUFDZNVMARBLOJ-UHFFFAOYSA-K 0.000 claims description 4
- 150000001716 carbazoles Chemical class 0.000 claims description 4
- 229920000172 poly(styrenesulfonic acid) Polymers 0.000 claims description 4
- 229940005642 polystyrene sulfonic acid Drugs 0.000 claims description 4
- XSCHRSMBECNVNS-UHFFFAOYSA-N quinoxaline Chemical compound N1=CC=NC2=CC=CC=C21 XSCHRSMBECNVNS-UHFFFAOYSA-N 0.000 claims description 4
- 125000006617 triphenylamine group Chemical class 0.000 claims description 4
- JYEUMXHLPRZUAT-UHFFFAOYSA-N 1,2,3-triazine Chemical compound C1=CN=NN=C1 JYEUMXHLPRZUAT-UHFFFAOYSA-N 0.000 claims description 3
- NNPJRRDTJGOGFF-UHFFFAOYSA-N 1,4,5-triphenyltriazole Chemical compound C1=CC=CC=C1C1=C(C=2C=CC=CC=2)N(C=2C=CC=CC=2)N=N1 NNPJRRDTJGOGFF-UHFFFAOYSA-N 0.000 claims description 3
- 229920000858 Cyclodextrin Polymers 0.000 claims description 3
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 3
- 229910052791 calcium Inorganic materials 0.000 claims description 3
- 229910052737 gold Inorganic materials 0.000 claims description 3
- AMGQUBHHOARCQH-UHFFFAOYSA-N indium;oxotin Chemical compound [In].[Sn]=O AMGQUBHHOARCQH-UHFFFAOYSA-N 0.000 claims description 3
- HFHDHCJBZVLPGP-UHFFFAOYSA-N schardinger α-dextrin Chemical compound O1C(C(C2O)O)C(CO)OC2OC(C(C2O)O)C(CO)OC2OC(C(C2O)O)C(CO)OC2OC(C(O)C2O)C(CO)OC2OC(C(C2O)O)C(CO)OC2OC2C(O)C(O)C1OC2CO HFHDHCJBZVLPGP-UHFFFAOYSA-N 0.000 claims description 3
- 150000000183 1,3-benzoxazoles Chemical class 0.000 claims description 2
- XGDRLCRGKUCBQL-UHFFFAOYSA-N 1h-imidazole-4,5-dicarbonitrile Chemical class N#CC=1N=CNC=1C#N XGDRLCRGKUCBQL-UHFFFAOYSA-N 0.000 claims description 2
- OPNRNXVGEVXHPQ-UHFFFAOYSA-N 2-benzylsulfanylethynylsulfanylmethylbenzene Chemical group C=1C=CC=CC=1CSC#CSCC1=CC=CC=C1 OPNRNXVGEVXHPQ-UHFFFAOYSA-N 0.000 claims description 2
- LLTSIOOHJBUDCP-UHFFFAOYSA-N 3,4,5-triphenyl-1,2,4-triazole Chemical compound C1=CC=CC=C1C(N1C=2C=CC=CC=2)=NN=C1C1=CC=CC=C1 LLTSIOOHJBUDCP-UHFFFAOYSA-N 0.000 claims description 2
- LGDCSNDMFFFSHY-UHFFFAOYSA-N 4-butyl-n,n-diphenylaniline Polymers C1=CC(CCCC)=CC=C1N(C=1C=CC=CC=1)C1=CC=CC=C1 LGDCSNDMFFFSHY-UHFFFAOYSA-N 0.000 claims description 2
- 239000005725 8-Hydroxyquinoline Substances 0.000 claims description 2
- XYFCBTPGUUZFHI-UHFFFAOYSA-N Phosphine Natural products P XYFCBTPGUUZFHI-UHFFFAOYSA-N 0.000 claims description 2
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 claims description 2
- 150000001412 amines Chemical group 0.000 claims description 2
- 229940111121 antirheumatic drug quinolines Drugs 0.000 claims description 2
- 150000001491 aromatic compounds Chemical class 0.000 claims description 2
- IOJUPLGTWVMSFF-UHFFFAOYSA-N benzothiazole Chemical class C1=CC=C2SC=NC2=C1 IOJUPLGTWVMSFF-UHFFFAOYSA-N 0.000 claims description 2
- 238000005266 casting Methods 0.000 claims description 2
- 229910052802 copper Inorganic materials 0.000 claims description 2
- 238000007641 inkjet printing Methods 0.000 claims description 2
- DCZNSJVFOQPSRV-UHFFFAOYSA-N n,n-diphenyl-4-[4-(n-phenylanilino)phenyl]aniline Chemical compound C1=CC=CC=C1N(C=1C=CC(=CC=1)C=1C=CC(=CC=1)N(C=1C=CC=CC=1)C=1C=CC=CC=1)C1=CC=CC=C1 DCZNSJVFOQPSRV-UHFFFAOYSA-N 0.000 claims description 2
- 229960003540 oxyquinoline Drugs 0.000 claims description 2
- 150000003003 phosphines Chemical class 0.000 claims description 2
- 229910000073 phosphorus hydride Inorganic materials 0.000 claims description 2
- 150000003222 pyridines Chemical class 0.000 claims description 2
- MCJGNVYPOGVAJF-UHFFFAOYSA-N quinolin-8-ol Chemical compound C1=CN=C2C(O)=CC=CC2=C1 MCJGNVYPOGVAJF-UHFFFAOYSA-N 0.000 claims description 2
- 150000003248 quinolines Chemical class 0.000 claims description 2
- 238000007650 screen-printing Methods 0.000 claims description 2
- 229910052709 silver Inorganic materials 0.000 claims description 2
- 238000004528 spin coating Methods 0.000 claims description 2
- 238000005507 spraying Methods 0.000 claims description 2
- 229930192474 thiophene Chemical class 0.000 claims description 2
- 150000003918 triazines Chemical class 0.000 claims description 2
- 150000003852 triazoles Chemical class 0.000 claims description 2
- 229910052725 zinc Inorganic materials 0.000 claims description 2
- 239000011701 zinc Substances 0.000 claims description 2
- SYOANZBNGDEJFH-UHFFFAOYSA-N 2,5-dihydro-1h-triazole Chemical compound C1NNN=C1 SYOANZBNGDEJFH-UHFFFAOYSA-N 0.000 claims 1
- PMVRHMKYOMJWSD-UHFFFAOYSA-N 4-(4-aminophenyl)-2,3-diphenylaniline Chemical compound C1=CC(N)=CC=C1C1=CC=C(N)C(C=2C=CC=CC=2)=C1C1=CC=CC=C1 PMVRHMKYOMJWSD-UHFFFAOYSA-N 0.000 claims 1
- FDRNXKXKFNHNCA-UHFFFAOYSA-N 4-(4-anilinophenyl)-n-phenylaniline Chemical compound C=1C=C(C=2C=CC(NC=3C=CC=CC=3)=CC=2)C=CC=1NC1=CC=CC=C1 FDRNXKXKFNHNCA-UHFFFAOYSA-N 0.000 claims 1
- XNEACAAHDFGREK-UHFFFAOYSA-N 4-n-(4-methylphenyl)-1-n,4-n-diphenylbenzene-1,4-diamine Chemical compound C1=CC(C)=CC=C1N(C=1C=CC(NC=2C=CC=CC=2)=CC=1)C1=CC=CC=C1 XNEACAAHDFGREK-UHFFFAOYSA-N 0.000 claims 1
- WTKZEGDFNFYCGP-UHFFFAOYSA-N Pyrazole Chemical compound C=1C=NNC=1 WTKZEGDFNFYCGP-UHFFFAOYSA-N 0.000 claims 1
- 239000004305 biphenyl Substances 0.000 claims 1
- 125000000040 m-tolyl group Chemical group [H]C1=C([H])C(*)=C([H])C(=C1[H])C([H])([H])[H] 0.000 claims 1
- HFKCBYKPNCPRPB-UHFFFAOYSA-N n,n-diphenyl-4-(5-phenyl-1,3,4-oxadiazol-2-yl)aniline Chemical compound C1=CC=CC=C1N(C=1C=CC(=CC=1)C=1OC(=NN=1)C=1C=CC=CC=1)C1=CC=CC=C1 HFKCBYKPNCPRPB-UHFFFAOYSA-N 0.000 claims 1
- 150000003577 thiophenes Chemical class 0.000 claims 1
- 239000010410 layer Substances 0.000 description 111
- YMWUJEATGCHHMB-UHFFFAOYSA-N Dichloromethane Chemical compound ClCCl YMWUJEATGCHHMB-UHFFFAOYSA-N 0.000 description 39
- XEKOWRVHYACXOJ-UHFFFAOYSA-N Ethyl acetate Chemical compound CCOC(C)=O XEKOWRVHYACXOJ-UHFFFAOYSA-N 0.000 description 39
- VLKZOEOYAKHREP-UHFFFAOYSA-N n-Hexane Chemical class CCCCCC VLKZOEOYAKHREP-UHFFFAOYSA-N 0.000 description 38
- 238000001308 synthesis method Methods 0.000 description 30
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 description 27
- 0 C*(C(C1)C1=C)C1CCCC1 Chemical compound C*(C(C1)C1=C)C1CCCC1 0.000 description 20
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 15
- 235000019439 ethyl acetate Nutrition 0.000 description 15
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Substances [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 description 15
- 239000011541 reaction mixture Substances 0.000 description 15
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 description 14
- DRSHXJFUUPIBHX-UHFFFAOYSA-N COc1ccc(cc1)N1N=CC2C=NC(Nc3cc(OC)c(OC)c(OCCCN4CCN(C)CC4)c3)=NC12 Chemical compound COc1ccc(cc1)N1N=CC2C=NC(Nc3cc(OC)c(OC)c(OCCCN4CCN(C)CC4)c3)=NC12 DRSHXJFUUPIBHX-UHFFFAOYSA-N 0.000 description 14
- 239000000243 solution Substances 0.000 description 14
- NLFBCYMMUAKCPC-KQQUZDAGSA-N ethyl (e)-3-[3-amino-2-cyano-1-[(e)-3-ethoxy-3-oxoprop-1-enyl]sulfanyl-3-oxoprop-1-enyl]sulfanylprop-2-enoate Chemical compound CCOC(=O)\C=C\SC(=C(C#N)C(N)=O)S\C=C\C(=O)OCC NLFBCYMMUAKCPC-KQQUZDAGSA-N 0.000 description 13
- 150000002739 metals Chemical class 0.000 description 11
- 229920000642 polymer Polymers 0.000 description 11
- OBTZDIRUQWFRFZ-UHFFFAOYSA-N 2-(5-methylfuran-2-yl)-n-(4-methylphenyl)quinoline-4-carboxamide Chemical compound O1C(C)=CC=C1C1=CC(C(=O)NC=2C=CC(C)=CC=2)=C(C=CC=C2)C2=N1 OBTZDIRUQWFRFZ-UHFFFAOYSA-N 0.000 description 10
- UJOBWOGCFQCDNV-UHFFFAOYSA-N 9H-carbazole Chemical compound C1=CC=C2C3=CC=CC=C3NC2=C1 UJOBWOGCFQCDNV-UHFFFAOYSA-N 0.000 description 10
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- 239000003086 colorant Substances 0.000 description 9
- 238000005401 electroluminescence Methods 0.000 description 9
- 239000000047 product Substances 0.000 description 9
- 238000010898 silica gel chromatography Methods 0.000 description 9
- RAXXELZNTBOGNW-UHFFFAOYSA-N imidazole Natural products C1=CNC=N1 RAXXELZNTBOGNW-UHFFFAOYSA-N 0.000 description 8
- 238000000103 photoluminescence spectrum Methods 0.000 description 8
- 229910052786 argon Inorganic materials 0.000 description 7
- 239000012043 crude product Substances 0.000 description 7
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- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 description 6
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- 229910052799 carbon Inorganic materials 0.000 description 6
- 239000000412 dendrimer Substances 0.000 description 6
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- 239000012044 organic layer Substances 0.000 description 6
- 150000003384 small molecules Chemical class 0.000 description 6
- HPALAKNZSZLMCH-UHFFFAOYSA-M sodium;chloride;hydrate Chemical compound O.[Na+].[Cl-] HPALAKNZSZLMCH-UHFFFAOYSA-M 0.000 description 6
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- ZNQVEEAIQZEUHB-UHFFFAOYSA-N 2-ethoxyethanol Chemical compound CCOCCO ZNQVEEAIQZEUHB-UHFFFAOYSA-N 0.000 description 5
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- OYFFSPILVQLRQA-UHFFFAOYSA-N 3,6-ditert-butyl-9h-carbazole Chemical compound C1=C(C(C)(C)C)C=C2C3=CC(C(C)(C)C)=CC=C3NC2=C1 OYFFSPILVQLRQA-UHFFFAOYSA-N 0.000 description 5
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 5
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- HEDRZPFGACZZDS-UHFFFAOYSA-N Chloroform Chemical compound ClC(Cl)Cl HEDRZPFGACZZDS-UHFFFAOYSA-N 0.000 description 4
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 description 4
- DSVRVHYFPPQFTI-UHFFFAOYSA-N bis(ethenyl)-methyl-trimethylsilyloxysilane;platinum Chemical group [Pt].C[Si](C)(C)O[Si](C)(C=C)C=C DSVRVHYFPPQFTI-UHFFFAOYSA-N 0.000 description 4
- 239000003054 catalyst Substances 0.000 description 4
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- 239000011777 magnesium Substances 0.000 description 4
- 239000002244 precipitate Substances 0.000 description 4
- 239000002904 solvent Substances 0.000 description 4
- GHBQLFWTMLRYKN-UHFFFAOYSA-N 9-prop-2-enylcarbazole Chemical compound C1=CC=C2N(CC=C)C3=CC=CC=C3C2=C1 GHBQLFWTMLRYKN-UHFFFAOYSA-N 0.000 description 3
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical group [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 3
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- CSNNHWWHGAXBCP-UHFFFAOYSA-L Magnesium sulfate Chemical compound [Mg+2].[O-][S+2]([O-])([O-])[O-] CSNNHWWHGAXBCP-UHFFFAOYSA-L 0.000 description 3
- CTQNGGLPUBDAKN-UHFFFAOYSA-N O-Xylene Chemical compound CC1=CC=CC=C1C CTQNGGLPUBDAKN-UHFFFAOYSA-N 0.000 description 3
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- ZMANZCXQSJIPKH-UHFFFAOYSA-N Triethylamine Chemical compound CCN(CC)CC ZMANZCXQSJIPKH-UHFFFAOYSA-N 0.000 description 3
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Images
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- C09K11/00—Luminescent, e.g. electroluminescent, chemiluminescent materials
- C09K11/06—Luminescent, e.g. electroluminescent, chemiluminescent materials containing organic luminescent materials
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- B—PERFORMING OPERATIONS; TRANSPORTING
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- C07F15/00—Compounds containing elements of Groups 8, 9, 10 or 18 of the Periodic Table
- C07F15/0006—Compounds containing elements of Groups 8, 9, 10 or 18 of the Periodic Table compounds of the platinum group
- C07F15/0033—Iridium compounds
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- H05B33/00—Electroluminescent light sources
- H05B33/12—Light sources with substantially two-dimensional radiating surfaces
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- H10K85/30—Coordination compounds
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- H10K85/342—Transition metal complexes, e.g. Ru(II)polypyridine complexes comprising iridium
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- H10K85/649—Aromatic compounds comprising a hetero atom
- H10K85/657—Polycyclic condensed heteroaromatic hydrocarbons
- H10K85/6572—Polycyclic condensed heteroaromatic hydrocarbons comprising only nitrogen in the heteroaromatic polycondensed ring system, e.g. phenanthroline or carbazole
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- C09K2211/00—Chemical nature of organic luminescent or tenebrescent compounds
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
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- Electroluminescent Light Sources (AREA)
Description
Kido,J.,Hongawa,K.,Okuyama,K.& Nagai,K,White light−emitting organic electroluminescent devices using the poly(N−vinylcarbazole) emitter layer doped with three fluorescent chromophores.Applied Physics Letters 64,815(1994) Kido,J.,Kimura,M.& Nagai,K.Multilayer White light−Emitting Organic Electroluminescent Device.Science 267,1332−1334(1995) Kido,J.,Ikeda,W.,Kimura,M.& Nagai,K.Jpn.J.Appl.Phys.(part 2)35,L394(1996) Tasch,S.et al.Applied Physics Letters 71,2883(1997) Yang,Y.& Pei,Q.Journal of Applied Physics 81,3294(1997) Granstrom,M.& Inganas,O.Applied Physics Letters 68,147(1996) Gao,Z.Q.,Lee,C.S.,Bello,I.& Lee,S.T.White light electroluminescence from a hole−transporting layer of mixed organic materials.Synthetic Metals 111−112,39−42(2000) Lee,Y.−Z.et al.White light electroluminescence from soluble oxadiazole−containing phenylene vinylene ether−linkage copolymer.Applied Physics Letters 79,308−310(2001) Chao,C.−I.& Chen,S.−A.White light emission from exciplex in a bilayer device with two blue light−emitting polymers.Applied Physics Letters 73,426−428(1998) Hamada,Y.et al.,White light−emitting material for organic electroluminescent devices.Jpn.J.Appl.Phys.(part 2)35,L1339−L1341(1996) Baldo,M.A.;O’Brien,D.F.;You,Y.;Shoustikov,A.;Sibley,S.;Thompson,M.E.;Forrest,S.R.Nature 395,151(1998)
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Claims (37)
- 以下の式(I)の化合物を1種以上含有する発光組成物であって、
該1種以上の式(I)の化合物は、該コアに結合した少なくとも1つのホストをさらに有し、ここで該少なくとも1つのホストは、正孔輸送材料、電子輸送材料またはそれらの混合物からなる、発光組成物。 - 該シルセスキオキサンは1,3,5,7,9,11,13,15−オクタキス(ジメチルシリルオキシ)ペンタシクロ−〔9.5.1.13,9.15,15.17,13〕−オクタシロキサンからなる、請求項1の発光組成物。
- 複数の該第1の二座配位子が同じものである、請求項1〜6のいずれか1項の発光組成物。
- 高仕事関数の金属を含有するアノード層、
低仕事関数の金属を含有するカソード層、および
請求項1〜8のいずれか1項の発光組成物を含有する発光層を備え、該発光層は該アノード層と該カソード層の間に配置されかつ該アノード層と該カソード層に電気的に接続されている、発光素子。 - 該発光層は、青色、緑色、橙色、赤色、および白色から選択される光を発するよう構成されている、請求項9の発光素子。
- 該発光層は、0.27〜0.30の範囲内のCIEx座標および0.60〜0.65の範囲内のCIEy座標を有する光を発する、請求項9の発光素子。
- 該発光層における該発光組成物の量は、該発光層の全重量に対して1重量%〜99重量%の範囲内である、請求項9〜11のいずれか1項の発光素子。
- 該発光層における該発光組成物の量は、該発光層の全重量に対して30重量%〜70重量%の範囲内である、請求項9〜12のいずれか1項の発光素子。
- 該発光層はホスト材料をさらに含有する、請求項9〜13のいずれか1項の発光素子。
- 該ホスト材料は、芳香族置換アミン、芳香族置換ホスフィン、チオフェン類、オキサジアゾール類、2−(4−ビフェニルイル)−5−(4−t−ブチルフェニル)−1,3,4−オキサジアゾール(PBD)、1,3−ビス(N,N−t−ブチル−フェニル)−1,3,4−オキサジアゾール(OXD−7)、トリアゾール類、3−フェニル−4−(1’−ナフチル)−5−フェニル−1,2,4−トリアゾール(TAZ)、3,4,5−トリフェニル−1,2,3−トリアゾール、3,5−ビス(4−t−ブチル−フェニル)−4−フェニル〔1,2,4〕トリアゾール、芳香族フェナントロリン、2,9−ジメチル−4,7−ジフェニル−フェナントロリン(バソキュプロインまたはBCP)、2,9−ジメチル−4,7−ジフェニル−1,10−フェナントロリン、ベンゾオキサゾール類、ベンゾチアゾール類、キノリン類、トリス(8−ヒドロキシキノレート)アルミニウム(Alq3)、ピリジン類、ジシアノイミダゾール類、シアノ置換芳香族化合物、1,3,5−トリス(2−N−フェニルベンズイミダゾリル)ベンゼン(TPBI)、4,4’−ビス〔N−(ナフチル)−N−フェニル−アミノ〕ビフェニル(α−NPD)、N,N’−ビス(3−メチルフェニル)N,N’−ジフェニル−〔1,1’−ビフェニル〕−4,4’−ジアミン(TPD)、4,4’−ビス〔N,N’−(3−トリル)アミノ〕−3,3’−ジメチルビフェニル(M14)、4,4’−ビス〔N,N’−(3−トリル)アミノ〕−3,3’−ジメチルビフェニル(HMTPD)、1,1−ビス(4−ビス(4−メチルフェニル)アミノフェニル)シクロヘキサン、カルバゾール類、4,4’−N,N’−ジカルバゾール−ビフェニル(CBP)、ポリ(9−ビニルカルバゾール)(PVK)、N,N’,N’’−1,3,5−トリカルバゾロイルベンゼン(tCP)、ポリチオフェン類、ベンジジン類、N,N’−ビス(4−ブチルフェニル)−N,N’−ビス(フェニル)ベンジジン、トリフェニルアミン類、4,4’,4’’−トリス(N−(ナフチレン−2−イル)−N−フェニルアミノ)トリフェニルアミン、4,4’,4’’−トリス(3−メチルフェニルフェニルアミノ)トリフェニルアミン(MTDATA)、フェニレンジアミン類、ポリアセチレン類、およびフタロシアニン金属錯体から選択される置換されていてもよい化合物からなる、請求項14の発光素子。
- 該高仕事関数の金属は、Au、Pt、酸化インジウムスズ(ITO)、およびそれらの合金からなる群から選択される、請求項9〜15のいずれか1項の発光素子。
- 該低仕事関数の金属は、Al、Ag、Mg、Ca、Cu、Mg/Ag、LiF/Al、CsF、CsF/Al、およびそれらの合金からなる群から選択される、請求項9〜16のいずれか1項の発光素子。
- 該アノード層は約1nm〜約1000nmの範囲内の厚みを有する、請求項9〜17のいずれか1項の発光素子。
- 該カソード層は約1nm〜約1000nmの範囲内の厚みを有する、請求項9〜18のいずれか1項の発光素子。
- 該発光層は約20〜約150nmの範囲内の厚みを有する、請求項9〜19のいずれか1項の発光素子。
- 電子注入層をさらに備える、請求項9〜20のいずれか1項の発光素子。
- 該電子注入層は、アルミニウムキノレート(Alq3)、2−(4−ビフェニルイル)−5−(4−t−ブチルフェニル)−1,3,4−オキサジアゾール(PBD)、フェナントロリン、キノキサリン、1,3,5−トリス〔N−フェニルベンズイミダゾール−z−イル〕ベンゼン(TPBI)、トリアジン類、8−ヒドロキシキノリンの金属キレート、トリス(8−ヒドロキシキノリナト)アルミニウム、ならびに金属チオキシノイドおよびビス(8−キノリンチオラト)亜鉛から選択される置換されていてもよい化合物を含有する、請求項21の発光素子。
- 電子輸送層をさらに備える、請求項9〜22のいずれか1項の発光素子。
- 該電子輸送層は、トリス(8−ヒドロキシキノレート)アルミニウム(Alq3)、2−(4−ビフェニルイル)−5−(4−t−ブチルフェニル)−1,3,4−オキサジアゾール(PBD)、1,3−ビス(N,N−t−ブチル−フェニル)−1,3,4−オキサジアゾール(OXD−7)、3−フェニル−4−(1’−ナフチル)−5−フェニル−1,2,4−トリアゾール(TAZ)、2,9−ジメチル−4,7−ジフェニル−フェナントロリン(バソキュプロインまたはBCP)、および1,3,5−トリス〔2−N−フェニルベンズイミダゾール−z−イル〕ベンゼン(TPBI)から選択される置換されていてもよい化合物を含有する、請求項23の発光素子。
- 正孔阻止層をさらに備える、請求項9〜24のいずれか1項の発光素子。
- 該正孔阻止層は、バソキュプロイン(BCP)、3,4,5−トリフェニル−1,2,4−トリアゾール、3,5−ビス(4−t−ブチル−フェニル)−4−フェニル−〔1,2,4〕トリアゾール、2,9−ジメチル−4,7−ジフェニル−1,10−フェナントロリン、および1,1−ビス(4−ビス(4−メチルフェニル)アミノフェニル)シクロヘキサンから選択される置換されていてもよい化合物を含有する、請求項25の発光素子。
- 励起子阻止層をさらに備える、請求項9〜26のいずれか1項の発光素子。
- 該励起子阻止層は、アルミニウムキノレート(Alq3)、4,4’−ビス〔N−(ナフチル)−N−フェニル−アミノ〕ビフェニル(α−NPD)、4,4’−N,N’−ジカルバゾール−ビフェニル(CBP)、およびバソキュプロイン(BCP)から選択される置換されていてもよい化合物を含有する、請求項27の発光素子。
- 正孔輸送層をさらに備える、請求項9〜28のいずれか1項の発光素子。
- 該正孔輸送層は、4,4’−ビス〔N−(ナフチル)−N−フェニル−アミノ〕ビフェニル(α−NPD)、N,N’−ビス(3−メチルフェニル)N,N’−ジフェニル−〔1,1’−ビフェニル〕−4,4’−ジアミン(TPD)、4,4’−ビス〔N,N’−(3−トリル)アミノ〕−3,3’−ジメチルビフェニル(M14)、4,4’,4’−トリス(3−メチルフェニルフェニルアミノ)トリフェニルアミン(MTDATA)、4,4’−ビス〔N,N’−(3−トリル)アミノ〕−3,3’−ジメチルビフェニル(HMTPD)、N,N’,N’’−1,3,5−トリカルバゾロイルベンゼン(tCP)、4,4’−N,N’−ジカルバゾール−ビフェニル(CBP)、ポリ(9−ビニルカルバゾール)(PVK)、3,4,5−トリフェニル−1,2,3−トリアゾール、3,5−ビス(4−t−ブチル−フェニル)−4−フェニル〔1,2,4〕トリアゾール、2,9−ジメチル−4,7−ジフェニル−1,10−フェナントロリン、1,1−ビス(4−ビス(4−メチルフェニル)アミノフェニル)シクロヘキサン、カルバゾール類、ポリチオフェン類、ベンジジン類、N,N’−ビス(4−ブチルフェニル)−N,N’−ビス(フェニル)ベンジジン、トリフェニルアミン類、フェニレンジアミン類、4,4’,4’’−トリス(N−(ナフチレン−2−イル)−N−フェニルアミノ)トリフェニルアミン、オキサジアゾール類、ポリアセチレン類、およびフタロシアニン金属錯体から選択される置換されていてもよい化合物を含有する、請求項29の発光素子。
- 正孔注入層をさらに備える、請求項9〜30のいずれか1項の発光素子。
- 該正孔注入層は、ポリチオフェン類、ポリ(3,4−エチレンジオキシチオフェン)(PEDOT)/ポリスチレンスルホン酸(PSS)、ベンジジン類、N,N,N’,N’−テトラフェニルベンジジン、ポリ(N,N’−ビス(4−ブチルフェニル)−N,N’−ビス(フェニル)ベンジジン)、トリフェニルアミン類、フェニレンジアミン類、N’−ビス(4−メチルフェニル)−N,N’−ビス(フェニル)−1,4−フェニレンジアミン、4,4’,4’’−トリス(N−(ナフチレン−2−イル)−N−フェニルアミノ)トリフェニルアミン、オキサジアゾール類、3−ビス(5−(4−ジフェニルアミノ)フェニル−1,3,4−オキサジアゾール−2−イル)ベンゼン、ポリアセチレン類、ポリ(1,2−ビス−ベンジルチオ−アセチレン)、およびフタロシアニン金属錯体から選択される置換されていてもよい化合物を含有する、請求項31の発光素子。
- 湿式法により該発光層を形成することを備える、請求項9の発光素子の製造方法。
- 該湿式法は、噴霧、スピンコーティング、ドロップキャスティング、インクジェット印刷、およびスクリーン印刷からなる群から選択される、請求項33の製造方法。
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US20090066234A1 (en) | 2007-07-05 | 2009-03-12 | Hyun Sik Chae | Light emitting devices and compositions |
WO2009064661A1 (en) | 2007-11-15 | 2009-05-22 | Nitto Denko Corporation | Light emitting devices and compositions |
US8721922B2 (en) | 2008-10-13 | 2014-05-13 | Nitto Denko Corporation | Printable light-emitting compositions |
-
2008
- 2008-07-02 US US12/167,127 patent/US20090066234A1/en not_active Abandoned
- 2008-07-02 JP JP2010515264A patent/JP5385903B2/ja not_active Expired - Fee Related
- 2008-07-02 WO PCT/US2008/069091 patent/WO2009006550A1/en active Application Filing
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2012
- 2012-04-30 US US13/460,661 patent/US8609258B2/en active Active
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US20090066234A1 (en) | 2009-03-12 |
US20120305895A1 (en) | 2012-12-06 |
WO2009006550A1 (en) | 2009-01-08 |
US8609258B2 (en) | 2013-12-17 |
JP2010532423A (ja) | 2010-10-07 |
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