WO2005076669A1 - 有機エレクトロルミネッセンス素子 - Google Patents
有機エレクトロルミネッセンス素子 Download PDFInfo
- Publication number
- WO2005076669A1 WO2005076669A1 PCT/JP2005/001799 JP2005001799W WO2005076669A1 WO 2005076669 A1 WO2005076669 A1 WO 2005076669A1 JP 2005001799 W JP2005001799 W JP 2005001799W WO 2005076669 A1 WO2005076669 A1 WO 2005076669A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- group
- layer
- electron transporting
- light emitting
- organic
- Prior art date
Links
- -1 metal complex compound Chemical class 0.000 claims abstract description 122
- 239000000463 material Substances 0.000 claims abstract description 111
- 229910001385 heavy metal Inorganic materials 0.000 claims abstract description 7
- 125000004432 carbon atom Chemical group C* 0.000 claims description 31
- 150000001875 compounds Chemical class 0.000 claims description 26
- 229910052757 nitrogen Inorganic materials 0.000 claims description 19
- 125000000623 heterocyclic group Chemical group 0.000 claims description 14
- 125000000609 carbazolyl group Chemical group C1(=CC=CC=2C3=CC=CC=C3NC12)* 0.000 claims description 12
- QJGQUHMNIGDVPM-UHFFFAOYSA-N nitrogen group Chemical group [N] QJGQUHMNIGDVPM-UHFFFAOYSA-N 0.000 claims description 11
- 125000004433 nitrogen atom Chemical group N* 0.000 claims description 8
- 229910052799 carbon Inorganic materials 0.000 claims description 7
- 150000002894 organic compounds Chemical class 0.000 claims description 7
- 230000003287 optical effect Effects 0.000 claims description 5
- 125000004429 atom Chemical group 0.000 claims description 4
- 150000004696 coordination complex Chemical class 0.000 claims description 3
- 230000002950 deficient Effects 0.000 claims description 3
- 238000005401 electroluminescence Methods 0.000 claims 2
- 239000010410 layer Substances 0.000 description 151
- 230000032258 transport Effects 0.000 description 57
- 239000010408 film Substances 0.000 description 25
- 239000002019 doping agent Substances 0.000 description 21
- 238000000034 method Methods 0.000 description 19
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 17
- 125000003118 aryl group Chemical group 0.000 description 17
- 229910052751 metal Inorganic materials 0.000 description 13
- 239000002184 metal Substances 0.000 description 13
- 125000000217 alkyl group Chemical group 0.000 description 12
- 230000005525 hole transport Effects 0.000 description 12
- 239000000758 substrate Substances 0.000 description 9
- 238000010438 heat treatment Methods 0.000 description 8
- 230000015572 biosynthetic process Effects 0.000 description 7
- 238000001704 evaporation Methods 0.000 description 7
- 238000002347 injection Methods 0.000 description 7
- 239000007924 injection Substances 0.000 description 7
- 125000001997 phenyl group Chemical group [H]C1=C([H])C([H])=C(*)C([H])=C1[H] 0.000 description 7
- KFZMGEQAYNKOFK-UHFFFAOYSA-N Isopropanol Chemical compound CC(C)O KFZMGEQAYNKOFK-UHFFFAOYSA-N 0.000 description 6
- 125000000753 cycloalkyl group Chemical group 0.000 description 6
- 230000008020 evaporation Effects 0.000 description 6
- 125000001041 indolyl group Chemical group 0.000 description 6
- 125000000904 isoindolyl group Chemical group C=1(NC=C2C=CC=CC12)* 0.000 description 6
- 239000011368 organic material Substances 0.000 description 6
- 125000005561 phenanthryl group Chemical group 0.000 description 6
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 description 5
- 230000000052 comparative effect Effects 0.000 description 5
- 239000011521 glass Substances 0.000 description 5
- 125000005493 quinolyl group Chemical group 0.000 description 5
- 238000004140 cleaning Methods 0.000 description 4
- 238000011156 evaluation Methods 0.000 description 4
- 230000005284 excitation Effects 0.000 description 4
- 125000004435 hydrogen atom Chemical class [H]* 0.000 description 4
- 229910010272 inorganic material Inorganic materials 0.000 description 4
- 239000011147 inorganic material Substances 0.000 description 4
- 239000003446 ligand Substances 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 4
- 239000000203 mixture Substances 0.000 description 4
- 125000001567 quinoxalinyl group Chemical group N1=C(C=NC2=CC=CC=C12)* 0.000 description 4
- 239000000126 substance Substances 0.000 description 4
- 125000000999 tert-butyl group Chemical group [H]C([H])([H])C(*)(C([H])([H])[H])C([H])([H])[H] 0.000 description 4
- 238000002366 time-of-flight method Methods 0.000 description 4
- SIKJAQJRHWYJAI-UHFFFAOYSA-N Indole Chemical compound C1=CC=C2NC=CC2=C1 SIKJAQJRHWYJAI-UHFFFAOYSA-N 0.000 description 3
- 238000009825 accumulation Methods 0.000 description 3
- 125000003545 alkoxy group Chemical group 0.000 description 3
- 125000000732 arylene group Chemical group 0.000 description 3
- 230000004888 barrier function Effects 0.000 description 3
- 125000002993 cycloalkylene group Chemical group 0.000 description 3
- 230000005684 electric field Effects 0.000 description 3
- 125000005843 halogen group Chemical group 0.000 description 3
- 229910052739 hydrogen Inorganic materials 0.000 description 3
- 239000001257 hydrogen Substances 0.000 description 3
- RAXXELZNTBOGNW-UHFFFAOYSA-N imidazole Natural products C1=CNC=N1 RAXXELZNTBOGNW-UHFFFAOYSA-N 0.000 description 3
- 230000037427 ion transport Effects 0.000 description 3
- 125000005956 isoquinolyl group Chemical group 0.000 description 3
- 239000011777 magnesium Substances 0.000 description 3
- 229910052749 magnesium Inorganic materials 0.000 description 3
- 238000005259 measurement Methods 0.000 description 3
- 239000012044 organic layer Substances 0.000 description 3
- 125000001436 propyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])[H] 0.000 description 3
- 125000004076 pyridyl group Chemical group 0.000 description 3
- 125000001424 substituent group Chemical group 0.000 description 3
- 239000010409 thin film Substances 0.000 description 3
- 230000001052 transient effect Effects 0.000 description 3
- MNCMBBIFTVWHIP-UHFFFAOYSA-N 1-anthracen-9-yl-2,2,2-trifluoroethanone Chemical group C1=CC=C2C(C(=O)C(F)(F)F)=C(C=CC=C3)C3=CC2=C1 MNCMBBIFTVWHIP-UHFFFAOYSA-N 0.000 description 2
- 125000001637 1-naphthyl group Chemical group [H]C1=C([H])C([H])=C2C(*)=C([H])C([H])=C([H])C2=C1[H] 0.000 description 2
- 125000001622 2-naphthyl group Chemical group [H]C1=C([H])C([H])=C2C([H])=C(*)C([H])=C([H])C2=C1[H] 0.000 description 2
- ZZLCFHIKESPLTH-UHFFFAOYSA-N 4-Methylbiphenyl Chemical group C1=CC(C)=CC=C1C1=CC=CC=C1 ZZLCFHIKESPLTH-UHFFFAOYSA-N 0.000 description 2
- KDCGOANMDULRCW-UHFFFAOYSA-N 7H-purine Chemical compound N1=CNC2=NC=NC2=C1 KDCGOANMDULRCW-UHFFFAOYSA-N 0.000 description 2
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 description 2
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 2
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 description 2
- CBENFWSGALASAD-UHFFFAOYSA-N Ozone Chemical compound [O-][O+]=O CBENFWSGALASAD-UHFFFAOYSA-N 0.000 description 2
- KYQCOXFCLRTKLS-UHFFFAOYSA-N Pyrazine Chemical compound C1=CN=CC=N1 KYQCOXFCLRTKLS-UHFFFAOYSA-N 0.000 description 2
- JUJWROOIHBZHMG-UHFFFAOYSA-N Pyridine Chemical compound C1=CC=NC=C1 JUJWROOIHBZHMG-UHFFFAOYSA-N 0.000 description 2
- KAESVJOAVNADME-UHFFFAOYSA-N Pyrrole Chemical compound C=1C=CNC=1 KAESVJOAVNADME-UHFFFAOYSA-N 0.000 description 2
- 125000002947 alkylene group Chemical group 0.000 description 2
- 239000000956 alloy Substances 0.000 description 2
- 229910045601 alloy Inorganic materials 0.000 description 2
- 125000003277 amino group Chemical group 0.000 description 2
- 125000002078 anthracen-1-yl group Chemical group [H]C1=C([H])C([H])=C2C([H])=C3C([*])=C([H])C([H])=C([H])C3=C([H])C2=C1[H] 0.000 description 2
- 125000000748 anthracen-2-yl group Chemical group [H]C1=C([H])C([H])=C2C([H])=C3C([H])=C([*])C([H])=C([H])C3=C([H])C2=C1[H] 0.000 description 2
- 125000003710 aryl alkyl group Chemical group 0.000 description 2
- 125000004104 aryloxy group Chemical group 0.000 description 2
- 239000004305 biphenyl Substances 0.000 description 2
- 238000005266 casting Methods 0.000 description 2
- MVPPADPHJFYWMZ-UHFFFAOYSA-N chlorobenzene Chemical compound ClC1=CC=CC=C1 MVPPADPHJFYWMZ-UHFFFAOYSA-N 0.000 description 2
- 238000000576 coating method Methods 0.000 description 2
- ZUOUZKKEUPVFJK-UHFFFAOYSA-N diphenyl Chemical compound C1=CC=CC=C1C1=CC=CC=C1 ZUOUZKKEUPVFJK-UHFFFAOYSA-N 0.000 description 2
- 125000001495 ethyl group Chemical group [H]C([H])([H])C([H])([H])* 0.000 description 2
- 125000001153 fluoro group Chemical group F* 0.000 description 2
- 229910052741 iridium Inorganic materials 0.000 description 2
- 125000000959 isobutyl group Chemical group [H]C([H])([H])C([H])(C([H])([H])[H])C([H])([H])* 0.000 description 2
- QWTDNUCVQCZILF-UHFFFAOYSA-N isopentane Chemical compound CCC(C)C QWTDNUCVQCZILF-UHFFFAOYSA-N 0.000 description 2
- 125000001449 isopropyl group Chemical group [H]C([H])([H])C([H])(*)C([H])([H])[H] 0.000 description 2
- 229910052744 lithium Inorganic materials 0.000 description 2
- 125000000040 m-tolyl group Chemical group [H]C1=C([H])C(*)=C([H])C(=C1[H])C([H])([H])[H] 0.000 description 2
- 125000002496 methyl group Chemical group [H]C([H])([H])* 0.000 description 2
- 125000001624 naphthyl group Chemical group 0.000 description 2
- 125000003261 o-tolyl group Chemical group [H]C1=C([H])C(*)=C(C([H])=C1[H])C([H])([H])[H] 0.000 description 2
- 125000001715 oxadiazolyl group Chemical group 0.000 description 2
- 238000001296 phosphorescence spectrum Methods 0.000 description 2
- 239000006187 pill Substances 0.000 description 2
- 229920000642 polymer Polymers 0.000 description 2
- 125000000714 pyrimidinyl group Chemical group 0.000 description 2
- 239000010453 quartz Substances 0.000 description 2
- 230000006798 recombination Effects 0.000 description 2
- 238000005215 recombination Methods 0.000 description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 239000002904 solvent Substances 0.000 description 2
- 238000004528 spin coating Methods 0.000 description 2
- 238000004544 sputter deposition Methods 0.000 description 2
- 125000003107 substituted aryl group Chemical group 0.000 description 2
- 238000002834 transmittance Methods 0.000 description 2
- 125000002023 trifluoromethyl group Chemical group FC(F)(F)* 0.000 description 2
- 238000004506 ultrasonic cleaning Methods 0.000 description 2
- 238000007738 vacuum evaporation Methods 0.000 description 2
- 238000007740 vapor deposition Methods 0.000 description 2
- JYEUMXHLPRZUAT-UHFFFAOYSA-N 1,2,3-triazine Chemical compound C1=CN=NN=C1 JYEUMXHLPRZUAT-UHFFFAOYSA-N 0.000 description 1
- YCEZZDNWLVQCRU-UHFFFAOYSA-N 1,2-diaminoethyl Chemical group N[CH]CN YCEZZDNWLVQCRU-UHFFFAOYSA-N 0.000 description 1
- 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 description 1
- 150000000183 1,3-benzoxazoles Chemical class 0.000 description 1
- LLAPDLPYIYKTGQ-UHFFFAOYSA-N 1-aminoethyl Chemical group C[CH]N LLAPDLPYIYKTGQ-UHFFFAOYSA-N 0.000 description 1
- YHAROSAFXOQKCZ-UHFFFAOYSA-N 1-benzofuran-2-ol Chemical group C1=CC=C2OC(O)=CC2=C1 YHAROSAFXOQKCZ-UHFFFAOYSA-N 0.000 description 1
- XUMWJQJGCFTJOE-UHFFFAOYSA-N 1-benzofuran-3-carbaldehyde Chemical group C1=CC=C2C(C=O)=COC2=C1 XUMWJQJGCFTJOE-UHFFFAOYSA-N 0.000 description 1
- LLLBDLDNTMMZHL-UHFFFAOYSA-N 1-benzofuran-5-carbaldehyde Chemical group O=CC1=CC=C2OC=CC2=C1 LLLBDLDNTMMZHL-UHFFFAOYSA-N 0.000 description 1
- 125000006083 1-bromoethyl group Chemical group 0.000 description 1
- 125000001478 1-chloroethyl group Chemical group [H]C([H])([H])C([H])(Cl)* 0.000 description 1
- 125000004066 1-hydroxyethyl group Chemical group [H]OC([H])([*])C([H])([H])[H] 0.000 description 1
- 125000004343 1-phenylethyl group Chemical group [H]C1=C([H])C([H])=C(C([H])=C1[H])C([H])(*)C([H])([H])[H] 0.000 description 1
- HYZJCKYKOHLVJF-UHFFFAOYSA-N 1H-benzimidazole Chemical class C1=CC=C2NC=NC2=C1 HYZJCKYKOHLVJF-UHFFFAOYSA-N 0.000 description 1
- BAXOFTOLAUCFNW-UHFFFAOYSA-N 1H-indazole Chemical compound C1=CC=C2C=NNC2=C1 BAXOFTOLAUCFNW-UHFFFAOYSA-N 0.000 description 1
- ADDZHRRCUWNSCS-UHFFFAOYSA-N 2-Benzofurancarboxaldehyde Chemical group C1=CC=C2OC(C=O)=CC2=C1 ADDZHRRCUWNSCS-UHFFFAOYSA-N 0.000 description 1
- 125000000022 2-aminoethyl group Chemical group [H]C([*])([H])C([H])([H])N([H])[H] 0.000 description 1
- 125000005999 2-bromoethyl group Chemical group 0.000 description 1
- 125000001340 2-chloroethyl group Chemical group [H]C([H])(Cl)C([H])([H])* 0.000 description 1
- 125000001731 2-cyanoethyl group Chemical group [H]C([H])(*)C([H])([H])C#N 0.000 description 1
- 125000002941 2-furyl group Chemical group O1C([*])=C([H])C([H])=C1[H] 0.000 description 1
- 125000006290 2-hydroxybenzyl group Chemical group [H]OC1=C(C([H])=C([H])C([H])=C1[H])C([H])([H])* 0.000 description 1
- 125000000954 2-hydroxyethyl group Chemical group [H]C([*])([H])C([H])([H])O[H] 0.000 description 1
- 125000000094 2-phenylethyl group Chemical group [H]C1=C([H])C([H])=C(C([H])=C1[H])C([H])([H])C([H])([H])* 0.000 description 1
- 125000004105 2-pyridyl group Chemical group N1=C([*])C([H])=C([H])C([H])=C1[H] 0.000 description 1
- 125000000389 2-pyrrolyl group Chemical group [H]N1C([*])=C([H])C([H])=C1[H] 0.000 description 1
- VHMICKWLTGFITH-UHFFFAOYSA-N 2H-isoindole Chemical compound C1=CC=CC2=CNC=C21 VHMICKWLTGFITH-UHFFFAOYSA-N 0.000 description 1
- 125000006279 3-bromobenzyl group Chemical group [H]C1=C([H])C(=C([H])C(Br)=C1[H])C([H])([H])* 0.000 description 1
- 125000003682 3-furyl group Chemical group O1C([H])=C([*])C([H])=C1[H] 0.000 description 1
- 125000006291 3-hydroxybenzyl group Chemical group [H]OC1=C([H])C([H])=C([H])C(=C1[H])C([H])([H])* 0.000 description 1
- 125000003349 3-pyridyl group Chemical group N1=C([H])C([*])=C([H])C([H])=C1[H] 0.000 description 1
- 125000001397 3-pyrrolyl group Chemical group [H]N1C([H])=C([*])C([H])=C1[H] 0.000 description 1
- 125000006281 4-bromobenzyl group Chemical group [H]C1=C([H])C(=C([H])C([H])=C1Br)C([H])([H])* 0.000 description 1
- 125000003143 4-hydroxybenzyl group Chemical group [H]C([*])([H])C1=C([H])C([H])=C(O[H])C([H])=C1[H] 0.000 description 1
- 125000000339 4-pyridyl group Chemical group N1=C([H])C([H])=C([*])C([H])=C1[H] 0.000 description 1
- ZCYVEMRRCGMTRW-UHFFFAOYSA-N 7553-56-2 Chemical compound [I] ZCYVEMRRCGMTRW-UHFFFAOYSA-N 0.000 description 1
- NIXOWILDQLNWCW-UHFFFAOYSA-M Acrylate Chemical compound [O-]C(=O)C=C NIXOWILDQLNWCW-UHFFFAOYSA-M 0.000 description 1
- NOWKCMXCCJGMRR-UHFFFAOYSA-N Aziridine Chemical compound C1CN1 NOWKCMXCCJGMRR-UHFFFAOYSA-N 0.000 description 1
- WKBOTKDWSSQWDR-UHFFFAOYSA-N Bromine atom Chemical compound [Br] WKBOTKDWSSQWDR-UHFFFAOYSA-N 0.000 description 1
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 description 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- YZCKVEUIGOORGS-OUBTZVSYSA-N Deuterium Chemical compound [2H] YZCKVEUIGOORGS-OUBTZVSYSA-N 0.000 description 1
- PXGOKWXKJXAPGV-UHFFFAOYSA-N Fluorine Chemical compound FF PXGOKWXKJXAPGV-UHFFFAOYSA-N 0.000 description 1
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 description 1
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 1
- PAYRUJLWNCNPSJ-UHFFFAOYSA-N N-phenyl amine Natural products NC1=CC=CC=C1 PAYRUJLWNCNPSJ-UHFFFAOYSA-N 0.000 description 1
- PCNDJXKNXGMECE-UHFFFAOYSA-N Phenazine Natural products C1=CC=CC2=NC3=CC=CC=C3N=C21 PCNDJXKNXGMECE-UHFFFAOYSA-N 0.000 description 1
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 1
- 239000004793 Polystyrene Substances 0.000 description 1
- CZPWVGJYEJSRLH-UHFFFAOYSA-N Pyrimidine Chemical compound C1=CN=CN=C1 CZPWVGJYEJSRLH-UHFFFAOYSA-N 0.000 description 1
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 description 1
- SHQMTTRRGVSOGS-UHFFFAOYSA-N [In].COC Chemical compound [In].COC SHQMTTRRGVSOGS-UHFFFAOYSA-N 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 238000000862 absorption spectrum Methods 0.000 description 1
- 125000005073 adamantyl group Chemical group C12(CC3CC(CC(C1)C3)C2)* 0.000 description 1
- 150000001334 alicyclic compounds Chemical class 0.000 description 1
- 229910052783 alkali metal Inorganic materials 0.000 description 1
- 150000001340 alkali metals Chemical class 0.000 description 1
- 125000000746 allylic group Chemical group 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 150000001412 amines Chemical class 0.000 description 1
- 125000004202 aminomethyl group Chemical group [H]N([H])C([H])([H])* 0.000 description 1
- UHOVQNZJYSORNB-UHFFFAOYSA-N benzene Substances C1=CC=CC=C1 UHOVQNZJYSORNB-UHFFFAOYSA-N 0.000 description 1
- 150000001556 benzimidazoles Chemical class 0.000 description 1
- IOJUPLGTWVMSFF-UHFFFAOYSA-N benzothiazole Chemical class C1=CC=C2SC=NC2=C1 IOJUPLGTWVMSFF-UHFFFAOYSA-N 0.000 description 1
- 125000001797 benzyl group Chemical group [H]C1=C([H])C([H])=C(C([H])=C1[H])C([H])([H])* 0.000 description 1
- 235000010290 biphenyl Nutrition 0.000 description 1
- 125000006269 biphenyl-2-yl group Chemical group [H]C1=C([H])C([H])=C(C([H])=C1[H])C1=C(*)C([H])=C([H])C([H])=C1[H] 0.000 description 1
- 125000006268 biphenyl-3-yl group Chemical group [H]C1=C([H])C([H])=C(C([H])=C1[H])C1=C([H])C(*)=C([H])C([H])=C1[H] 0.000 description 1
- 125000000319 biphenyl-4-yl group Chemical group [H]C1=C([H])C([H])=C([H])C([H])=C1C1=C([H])C([H])=C([*])C([H])=C1[H] 0.000 description 1
- 238000009529 body temperature measurement Methods 0.000 description 1
- GDTBXPJZTBHREO-UHFFFAOYSA-N bromine Substances BrBr GDTBXPJZTBHREO-UHFFFAOYSA-N 0.000 description 1
- 229910052794 bromium Inorganic materials 0.000 description 1
- 125000005997 bromomethyl group Chemical group 0.000 description 1
- 229910052792 caesium Inorganic materials 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 229910052801 chlorine Inorganic materials 0.000 description 1
- 239000000460 chlorine Substances 0.000 description 1
- 125000001309 chloro group Chemical group Cl* 0.000 description 1
- 125000004218 chloromethyl group Chemical group [H]C([H])(Cl)* 0.000 description 1
- 229920001577 copolymer Polymers 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 125000004093 cyano group Chemical group *C#N 0.000 description 1
- 125000004122 cyclic group Chemical group 0.000 description 1
- 125000000113 cyclohexyl group Chemical group [H]C1([H])C([H])([H])C([H])([H])C([H])(*)C([H])([H])C1([H])[H] 0.000 description 1
- 125000001511 cyclopentyl group Chemical group [H]C1([H])C([H])([H])C([H])([H])C([H])(*)C1([H])[H] 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 229910052805 deuterium Inorganic materials 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- AFABGHUZZDYHJO-UHFFFAOYSA-N dimethyl butane Natural products CCCC(C)C AFABGHUZZDYHJO-UHFFFAOYSA-N 0.000 description 1
- 230000005281 excited state Effects 0.000 description 1
- 239000000284 extract Substances 0.000 description 1
- 229910052731 fluorine Inorganic materials 0.000 description 1
- 239000011737 fluorine Substances 0.000 description 1
- 150000002222 fluorine compounds Chemical class 0.000 description 1
- 125000002541 furyl group Chemical group 0.000 description 1
- 230000005283 ground state Effects 0.000 description 1
- 125000003187 heptyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])[H] 0.000 description 1
- 125000001072 heteroaryl group Chemical group 0.000 description 1
- 125000005842 heteroatom Chemical group 0.000 description 1
- 125000004029 hydroxymethyl group Chemical group [H]OC([H])([H])* 0.000 description 1
- 125000002883 imidazolyl group Chemical group 0.000 description 1
- 229910052738 indium Inorganic materials 0.000 description 1
- APFVFJFRJDLVQX-UHFFFAOYSA-N indium atom Chemical compound [In] APFVFJFRJDLVQX-UHFFFAOYSA-N 0.000 description 1
- PZOUSPYUWWUPPK-UHFFFAOYSA-N indole Natural products CC1=CC=CC2=C1C=CN2 PZOUSPYUWWUPPK-UHFFFAOYSA-N 0.000 description 1
- RKJUIXBNRJVNHR-UHFFFAOYSA-N indolenine Natural products C1=CC=C2CC=NC2=C1 RKJUIXBNRJVNHR-UHFFFAOYSA-N 0.000 description 1
- HOBCFUWDNJPFHB-UHFFFAOYSA-N indolizine Chemical compound C1=CC=CN2C=CC=C21 HOBCFUWDNJPFHB-UHFFFAOYSA-N 0.000 description 1
- 239000011630 iodine Substances 0.000 description 1
- 229910052740 iodine Inorganic materials 0.000 description 1
- GKOZUEZYRPOHIO-UHFFFAOYSA-N iridium atom Chemical compound [Ir] GKOZUEZYRPOHIO-UHFFFAOYSA-N 0.000 description 1
- 230000001678 irradiating effect Effects 0.000 description 1
- 125000003564 m-cyanobenzyl group Chemical group [H]C1=C([H])C(=C([H])C(C#N)=C1[H])C([H])([H])* 0.000 description 1
- 229910044991 metal oxide Inorganic materials 0.000 description 1
- 150000004706 metal oxides Chemical class 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 229910052750 molybdenum Inorganic materials 0.000 description 1
- 125000004108 n-butyl group Chemical group [H]C([H])([H])C([H])([H])C([H])([H])C([H])([H])* 0.000 description 1
- 125000003136 n-heptyl group Chemical group [H]C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])* 0.000 description 1
- 125000001280 n-hexyl group Chemical group C(CCCCC)* 0.000 description 1
- 125000000740 n-pentyl group Chemical group [H]C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])* 0.000 description 1
- 125000002868 norbornyl group Chemical group C12(CCC(CC1)C2)* 0.000 description 1
- 125000006504 o-cyanobenzyl group Chemical group [H]C1=C([H])C(C#N)=C(C([H])=C1[H])C([H])([H])* 0.000 description 1
- 150000004866 oxadiazoles Chemical class 0.000 description 1
- 125000006505 p-cyanobenzyl group Chemical group [H]C1=C([H])C(=C([H])C([H])=C1C#N)C([H])([H])* 0.000 description 1
- 125000001037 p-tolyl group Chemical group [H]C1=C([H])C(=C([H])C([H])=C1*)C([H])([H])[H] 0.000 description 1
- 229910052763 palladium Inorganic materials 0.000 description 1
- 229910052698 phosphorus Inorganic materials 0.000 description 1
- 239000011574 phosphorus Substances 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 229910052697 platinum Inorganic materials 0.000 description 1
- 229920000548 poly(silane) polymer Polymers 0.000 description 1
- 229920001230 polyarylate Polymers 0.000 description 1
- 239000004417 polycarbonate Substances 0.000 description 1
- 229920000515 polycarbonate Polymers 0.000 description 1
- 125000003367 polycyclic group Chemical group 0.000 description 1
- 229920006389 polyphenyl polymer Polymers 0.000 description 1
- 229920002223 polystyrene Polymers 0.000 description 1
- 229920002635 polyurethane Polymers 0.000 description 1
- 239000004814 polyurethane Substances 0.000 description 1
- CPNGPNLZQNNVQM-UHFFFAOYSA-N pteridine Chemical compound N1=CN=CC2=NC=CN=C21 CPNGPNLZQNNVQM-UHFFFAOYSA-N 0.000 description 1
- 125000005412 pyrazyl group Chemical group 0.000 description 1
- UMJSCPRVCHMLSP-UHFFFAOYSA-N pyridine Natural products COC1=CC=CN=C1 UMJSCPRVCHMLSP-UHFFFAOYSA-N 0.000 description 1
- 229910052702 rhenium Inorganic materials 0.000 description 1
- 229910052703 rhodium Inorganic materials 0.000 description 1
- 229910052707 ruthenium Inorganic materials 0.000 description 1
- 229920006395 saturated elastomer Polymers 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
- 229910052709 silver Inorganic materials 0.000 description 1
- 239000004332 silver Substances 0.000 description 1
- 125000003808 silyl group Chemical group [H][Si]([H])([H])[*] 0.000 description 1
- 239000002356 single layer Substances 0.000 description 1
- 229910052708 sodium Inorganic materials 0.000 description 1
- 239000011734 sodium Substances 0.000 description 1
- PJANXHGTPQOBST-UHFFFAOYSA-N stilbene Chemical class C=1C=CC=CC=1C=CC1=CC=CC=C1 PJANXHGTPQOBST-UHFFFAOYSA-N 0.000 description 1
- 125000005504 styryl group Chemical group 0.000 description 1
- 125000000547 substituted alkyl group Chemical group 0.000 description 1
- 229940042055 systemic antimycotics triazole derivative Drugs 0.000 description 1
- 125000003831 tetrazolyl group Chemical group 0.000 description 1
- 125000001113 thiadiazolyl group Chemical group 0.000 description 1
- 239000012780 transparent material Substances 0.000 description 1
- 125000004306 triazinyl group Chemical group 0.000 description 1
- 125000001425 triazolyl group Chemical group 0.000 description 1
- 125000002221 trityl group Chemical group [H]C1=C([H])C([H])=C([H])C([H])=C1C([*])(C1=C(C(=C(C(=C1[H])[H])[H])[H])[H])C1=C([H])C([H])=C([H])C([H])=C1[H] 0.000 description 1
- 238000001771 vacuum deposition Methods 0.000 description 1
Classifications
-
- 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
- H10K85/649—Aromatic compounds comprising a hetero atom
- H10K85/654—Aromatic compounds comprising a hetero atom comprising only nitrogen as heteroatom
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
- C09K11/00—Luminescent, e.g. electroluminescent, chemiluminescent materials
- C09K11/06—Luminescent, e.g. electroluminescent, chemiluminescent materials containing organic luminescent materials
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B33/00—Electroluminescent light sources
- H05B33/12—Light sources with substantially two-dimensional radiating surfaces
- H05B33/14—Light sources with substantially two-dimensional radiating surfaces characterised by the chemical or physical composition or the arrangement of the electroluminescent material, or by the simultaneous addition of the electroluminescent material in or onto the light source
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B33/00—Electroluminescent light sources
- H05B33/12—Light sources with substantially two-dimensional radiating surfaces
- H05B33/22—Light sources with substantially two-dimensional radiating surfaces characterised by the chemical or physical composition or the arrangement of auxiliary dielectric or reflective layers
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K50/00—Organic light-emitting devices
- H10K50/10—OLEDs or polymer light-emitting diodes [PLED]
- H10K50/11—OLEDs or polymer light-emitting diodes [PLED] characterised by the electroluminescent [EL] layers
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K50/00—Organic light-emitting devices
- H10K50/10—OLEDs or polymer light-emitting diodes [PLED]
- H10K50/14—Carrier transporting layers
-
- 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
- H10K85/649—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
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K2101/00—Properties of the organic materials covered by group H10K85/00
- H10K2101/10—Triplet emission
-
- 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
- H10K85/30—Coordination compounds
- H10K85/321—Metal complexes comprising a group IIIA element, e.g. Tris (8-hydroxyquinoline) gallium [Gaq3]
- H10K85/324—Metal complexes comprising a group IIIA element, e.g. Tris (8-hydroxyquinoline) gallium [Gaq3] comprising aluminium, e.g. Alq3
-
- 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
- H10K85/30—Coordination compounds
- H10K85/341—Transition metal complexes, e.g. Ru(II)polypyridine complexes
- H10K85/342—Transition metal complexes, e.g. Ru(II)polypyridine complexes comprising iridium
-
- 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
- H10K85/615—Polycyclic condensed aromatic hydrocarbons, e.g. anthracene
- H10K85/626—Polycyclic condensed aromatic hydrocarbons, e.g. anthracene containing more than one polycyclic condensed aromatic rings, e.g. bis-anthracene
-
- 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
- H10K85/633—Amine compounds having at least two aryl rest on at least one amine-nitrogen atom, e.g. triphenylamine comprising polycyclic condensed aromatic hydrocarbons as substituents on the nitrogen atom
Definitions
- the present invention relates to an organic electroluminescent device (hereinafter, abbreviated as “organic EL device”), and more particularly, to a highly efficient organic EL device.
- organic EL device organic electroluminescent device
- an organic EL element using an organic substance is expected to be used as a solid-state light-emitting inexpensive large-area full-color display element, and many developments have been made.
- an EL element is composed of a light emitting layer and a pair of counter electrodes sandwiching the light emitting layer.
- the iridium complex is a phosphorescent light emitting dopant as the dopant in the light emitting layer, a luminance several hundred CdZm 2 or less, the luminous efficiency of about 40 lumens ZW than has been reported (Tsutsui et al. , "Japanese 'journal' of physics", 1999, Vol. 38, pp. 1502-1504).
- the present invention has been made in view of the above circumstances, and an object of the present invention is to provide a phosphorescent organic EL device having low voltage and high current efficiency.
- the following organic EL device is provided.
- An organic EL device having a laminated structure including at least a light emitting layer and an electron transport layer between a cathode and an anode, and a triplet energy gap value (Eg T ) of a host material forming the light emitting layer is 2. 52 eV or more and 3.7 eV or less, the electron transporting material forming the electron transporting layer is a material different from the host material, has hole transporting ability, and the light emitting layer has phosphorescent light emitting property and heavy metal
- An organic EL device further comprising a metal complex compound.
- X 1 represents a carbon atom or a nitrogen atom
- Z 1 and Z 2 each independently represent a nitrogen-containing heteroatom. Represents an atom group capable of forming a ring.
- the electron transporting material has a nitrogen-containing aromatic polycyclic group consisting of a five-membered ring or a six-membered ring, and has a plurality of nitrogen atoms, it has a skeleton having a nitrogen atom at an adjacent ⁇ bond position 5.
- the organic EL device according to any one of items 1 to 4, which is an organic compound.
- the organic electroluminescent device according to any one of 1 to 5, wherein the electron transporting material or the host material is a compound having one carbazolyl group or one tetrahydrocarbazolyl group.
- the electron transporting material or the host material is a compound having a carbazolyl group or a tetrahydrocarbazolyl group, and a nitrogen-containing heterocyclic group.
- Luminescent element is a compound having a carbazolyl group or a tetrahydrocarbazolyl group, and a nitrogen-containing heterocyclic group.
- the organic EL device according to any one of items 1 to 9, having a plurality of electron transport layers.
- Optical energy gap value (Eg) force of the electron transporting material forming each layer of the plurality of electron transporting layers The feature is that the electron transporting layer, which forms an interface with the light emitting layer, is equal or smaller from the electron transporting layer toward the cathode.
- the triplet energy gap value of the electron transporting material forming each layer of the plurality of electron transporting layers is equal or smaller from the electron transporting layer forming the interface with the light emitting layer toward the cathode.
- the organic EL device according to any one of 10 to 12.
- the triplet energy gap value of the electron transport material forming the electron transport layer forming an interface with the light emitting layer is larger than the triplet energy gap value of the metal complex compound of the light emitting layer. 13.
- the host material forming the light emitting layer is a main material of the light emitting layer, and the metal complex compound having a phosphorescent light emitting property and a heavy metal functions as a light emitting dopant.
- the electron transport layer is located on the cathode side between the cathode and the anode.
- the conditional expression regarding ⁇ is satisfied.
- the number of electron transport layers is plural, it is more preferable to satisfy at least the condition regarding ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ , and it is more preferable to satisfy the conditional expression regarding ⁇ ′ between at least one adjacent two electron transport layers. It is further preferable that the conditional expression regarding ⁇ ′ be satisfied between all two adjacent electron transport layers. The same applies to a case where there are a plurality of light emitting layers.
- a phosphorescent organic EL element having a low voltage and a high current efficiency, particularly an organic EL element in a blue light emitting region.
- FIG. 1 is a diagram of the organic EL device of Example 1-6.
- the organic EL device of the present invention is an organic EL device having a laminated structure including at least a light emitting layer and an electron transport layer between a cathode and an anode.
- the light emitting layer and the electron transport layer may be a single layer or a plurality of layers.
- the organic EL device of the present invention provides a triplet energy gap of a host material forming a light emitting layer.
- Value (Eg T ) is 2.52 eV or more and 3.7 eV or less, preferably 2.75 eV or more and 3.7 eV or less, more preferably 2.80 eV or more and 3.7 eV or less, and particularly preferably 2.9 eV or more and 3.7 eV or less. More preferably, it is 3.3 eV or more and 3.7 eV or less.
- the electron transporting material forming the electron transporting layer is a material different from the host material and has a hole transporting ability.
- the electron transporting material has hole transporting ability! /" Means that the electron transporting material can measure the hole mobility.
- a time of flight method (a method of calculating a measuring force of a traveling time of a charge in an organic film) can be used.
- the time characteristics of the transient current from the electrode / organic layer (layer made of an organic material forming the electron transporting layer) / electrode configuration
- the following equation force also calculates the hole mobility.
- the electron mobility can be measured.
- Electric field strength (applied voltage to device) Z (organic layer thickness)
- the hole mobility (h) of the electron transporting material measured by the time of flight method in the electric field strength of 10 5 to 10 7 VZcm is 1.0 X 10— ⁇ n ⁇ / iV. It is preferable to show 'sX / z (h). Particular preference is given to exhibit 1. 0 X 10- 5 cm 2 / (V 's) greater than.
- the organic EL device of the present invention further includes a metal complex compound (light emitting dopant) having a phosphorescent light emitting property and a heavy metal in the light emitting layer.
- a metal complex compound light emitting dopant
- the present invention is characterized in that the luminescent dopant emits light due to a triplet energy gap in the organic EL device. As a result, the recombination energy of holes and electrons in the organic EL element moves to the light emitting dopant more efficiently, and leads to light emission.
- the ion transport potential of the electron transport material forming the electron transport layer is preferably 5.6e
- ⁇ is set in this range, accumulation of holes due to a difference in ionization potential between the light emitting layer and the electron transport layer can be avoided, and a higher voltage can be suppressed.
- the difference ( ⁇ ′) between the ion transport potentials of the electron transport materials forming each layer is represented by the following formula. ) Is preferably ⁇ 0.2 eV ⁇ ′ ⁇ 0.4 eV, more preferably ⁇ 0.2 eV ⁇ ′ ⁇ 0.2 eV.
- Ip (i) The ionization potential of the electron transporting material forming the i-th layer (i is an integer of 1 or more and (N-1) or less) viewed from the light-emitting layer.
- the optical energy gap value (Eg) of the electron transporting material forming each layer of the electron transporting layer is determined at the interface between the light emitting layer and the light emitting layer. It is preferable that the electron transport layer to be formed is equal or smaller from the electron transport layer toward the cathode, that is, in the electron transport layer having the N-layer structure, the following relationship is satisfied.
- the triplet energy gap value (Eg T ) of the electron transport material forming each of the electron transport layers is determined by the light emission.
- Layers and It is preferable that the electron transport layer forming the interface is equal or smaller toward the cathode, that is, the following relationship is satisfied in the electron transport layer having the N-layer structure.
- Eg T (x) triplet energy gap value of the electron transport layer in the x-th layer (X is an integer from 1 to N) as viewed from the light-emitting layer
- the triplet energy gap value of the luminescent dopant in the light emitting layer is Eg T (dopant)
- Eg T (1) triplet energy gap value of the electron transport layer that forms an interface with the light emitting layer
- the host material, luminescent dopant, and electron transport material used in the organic EL device of the present invention are not particularly limited as long as they are selected so as to satisfy the above conditions.
- Preferred host materials include, for example, fluorescent brighteners such as amamine derivatives, phorazole derivatives, oxadiazole derivatives, triazole derivatives, benzoxazoles, benzothiazoles and benzoimidazoles, metal chelates and oxanioids. And conjugates having good thin film forming properties such as styryl compounds.
- fluorescent brighteners such as amamine derivatives, phorazole derivatives, oxadiazole derivatives, triazole derivatives, benzoxazoles, benzothiazoles and benzoimidazoles, metal chelates and oxanioids.
- metal chelates such as styryl compounds.
- conjugates having good thin film forming properties such as styryl compounds.
- an electron transport material described later may be used as a host material.
- the luminescent dopant preferably functions as a luminescent dopant that emits light from a triplet at room temperature.
- Preferred examples of the heavy metal contained in the dopant include Ir, Pt, Pd, Ru, Rh, Mo, and Re.
- heavy metal ligands include, for example, ligands in which C and N are coordinated or bonded to a metal (CN ligand). More specifically,
- substituent of the substituted derivative include an alkyl group, an alkoxy group, a phenyl group, a polyphenyl group or a naphthyl group, a fluoro (F) group, a trifluoromethyl group (CF) group, and the like.
- the material used for the electron transporting material is preferably at least an electron-deficient nitrogen-containing five-membered ring derivative or a nitrogen-containing six-membered ring derivative.
- electron deficiency means, for example, one in which one or more carbons of a 6 ⁇ aromatic ring are changed to nitrogen.
- Preferred electron transporting materials include those having at least one of the following structures (1) and (3).
- x 1 represents a carbon atom or a nitrogen atom
- z 1 and z 2 are each independently represent a formable atomic group the nitrogen-containing heterocycle.
- any one or more of the above structures (1) and (3) has a five-membered or eighteen-membered ring, preferably a five- or six-membered ring-containing nitrogen-containing compound.
- an aromatic polycyclic group is formed and a plurality of nitrogen atoms are present, an organic compound having a skeleton having a nitrogen atom at a non-adjacent bond position can be used.
- a carbazolyl group a pyridyl group, a pyrimidinyl group, a pyrazyl group, a triazinyl group, a quinoxalyl group, a quinolyl group, an imidazolyl group, a triazolyl group, a tetrazolyl group, an oxdiazolyl group, a thiadiazolyl group, or an oxatriazolyl group
- a compound having ⁇ ), which may also have a substituent, is preferred.
- R 1 to R 5 indicate a bonding position where the group is bonded, and R 1 and R 2 , R 3 and R 4 , and R 2 and R 3 may be a ring.
- Y 1 and Y 2 are carbon or nitrogen (both do not simultaneously take nitrogen). When Y 1 or Y 2 is nitrogen, there is no R 2 or R 3 respectively.
- At least one of RR 4 and R 5 in the above formula (4) is a nitrogen or an aromatic ring.
- a conjugated compound linked to at least another skeleton represented by the above formula (4) via at least one nitrogen or aromatic ring and via an alicyclic compound is also preferable.
- the skeletal group represented by the following formula is referred to as a tetrahydrocarbazolyl group.
- Y is a substituted or unsubstituted aryl group having 6 to 40 carbon atoms, a substituted or unsubstituted heterocyclic group having 3 to 40 carbon atoms, a linear or branched substituted or unsubstituted carbon atom having 1 to 4 carbon atoms, An alkyl group of 30; a substituted or unsubstituted cycloalkyl group having 5 to 40 carbon atoms;
- L is a substituted or unsubstituted arylene group having 6 to 40 carbon atoms, a divalent substituted or unsubstituted heterocyclic group having 3 to 40 carbon atoms, a straight-chain or branched substituted or unsubstituted carbon atom, An alkylene group of 30 or a substituted or unsubstituted cycloalkylene group having 5 to 40 carbon atoms,
- L ' is a trivalent substituted or unsubstituted aryl group having 6 to 40 carbon atoms, a trivalent substituted or unsubstituted heterocyclic group having 3 to 40 carbon atoms, trivalent linear or branched substituted Or an unsubstituted alkyl group having 1 to 30 carbon atoms, or a trivalent substituted or unsubstituted cycloalkyl group having 5 to 40 carbon atoms.
- X 3 —X 6 are each independently represented by hydrogen, Y—, Y—L or Y—L, (—Y) —, and the definitions of Y, L and L ′ are as described above.
- R 6 to R 13 each independently represent hydrogen, a halogen atom, a cyano group, a silyl group, a substituted or unsubstituted amino group, a substituted or unsubstituted aryl group having 6 to 40 carbon atoms, a substituted or unsubstituted aryl group, An unsubstituted aryloxy group having 6 to 40 carbon atoms, a substituted or unsubstituted heterocyclic group having 3 to 40 carbon atoms, a linear or branched substituted or unsubstituted alkyl group having 1 to 30 carbon atoms, It is a substituted or unsubstituted alkoxy group having 1 to 30 carbon atoms, a substituted or unsubstituted aralkyl group having 7 to 40 carbon atoms, or a substituted or unsubstituted cycloalkyl group having 5 to 40 carbon atoms.
- Examples of the substituted or unsubstituted aryl group of Y include phenyl, 1 naphthyl, 2 naphthyl, 1 anthryl, 2 anthryl, 9 anthryl, 1 phenanthryl, 2 phenanthryl, 3 phenanthryl group, 4-phenanthryl group, 9-phenanthryl group, 1 naphthacyl group, 2 naphthacyl group, 9 naphthacyl group, 1-pyrenyl group, 2-pyrenyl group, 4-pyrenyl group, 2-biphenyl-yl group, 3-biphenyl-yl group, 4-biphenyl-yl group, ⁇ -tert-yl 4-yl group, p-tertyl 3-yl group, p-tertyl 2-yl group , M terfel 4-yl group, m terfel 3-yl group, m terfel 2-yl group, o-tolyl group, m-tolyl group, ⁇
- Examples of the substituted or unsubstituted heterocyclic group for Y include pyrrole, pyridine, pyrimidine, pyrazine, triazine, aziridine, azaindolizine, indolizine, imidazole, indole, isoindole, indazole, purine, pteridine, j8-carboline and the like.
- Examples of the substituted or unsubstituted alkyl group for Y include a methyl group, a trifluoromethyl group, an ethyl group, a propyl group, an isopropyl group, an n-butyl group, an s-butyl group, an isobutyl group, a t-butyl group, n pentyl group, n-hexyl group, n-heptyl group, n-aminobutyl group, hydroxymethyl group, 1-hydroxyethyl group, 2-hydroxyethyl group, 2-hydroxyisobutyl group, 1, 2-dihydroxyethyl group, 1,3-dihydroxyisopropyl group, 2,3-dihydroxymethyl butyl group, 1,2,3-trihydroxypropyl group, chloromethyl group, 1-chloroethyl group, 2-chloroethyl group , 2-chloroisobutyl, 1,2-dichloroethyl
- Examples of the substituted or unsubstituted cycloalkyl group for Y include a cyclopentyl group, a cyclohexyl group, a 4-methylcyclohexyl group, an adamantyl group, a norbornyl group and the like.
- Examples of the substituted or unsubstituted arylene group for L include those in which the above-mentioned substituted or unsubstituted aryl group is a divalent group.
- Examples of the divalent substituted or unsubstituted heterocyclic group having 3 to 40 carbon atoms of L include those obtained by converting the above-mentioned substituted or unsubstituted heterocyclic group into a divalent or higher valent group.
- Examples of the substituted or unsubstituted alkylene group for L include those in which the above-described substituted or unsubstituted alkyl group is a divalent group.
- Examples of the substituted or unsubstituted cycloalkylene group for L include those in which the above-mentioned substituted or unsubstituted cycloalkyl group is a divalent group.
- V examples include those in which the above-mentioned exemplified group of Y is trivalent.
- halogen atom of R 6 to R 13 examples include fluorine, chlorine, bromine, iodine and the like.
- Examples of the substituted or unsubstituted aryl group of R 6 to R 13 are the same as those described above for Y.
- the substituted or unsubstituted aryloxy group of R 6 — R 13 is represented by OP, and examples of P Are phenyl, 1 naphthyl, 2 naphthyl, 1 anthryl, 2 anthryl, 9—anthryl, 1 phenanthryl, 2 phenanthryl, 3-phenanthryl, 4-phenanthryl, 9 phenanthryl , 1 naphthacyl group, 2 naphthacyl group, 9 naphthacyl group, 1-pyryl group, 2-pyryl group, 4-pyryl group, 2-biphenyl group, 3-biphenyl Ruyl group, 4-biphenyl-yl group, p-terfyl 4-yl group, p-terfyl 2-ru 3-yl group, p-terfel-ru 2-yl group, m-terfel-ru 4-yl group, m-terfure Ru-3-yl group, m-terphenyl-2-yl group,
- Examples of the substituted or unsubstituted heterocyclic group, alkyl group and cycloalkyl group for R 6 to R 13 include the same as those described above for Y.
- the substituted or unsubstituted alkoxy group represented by R 6 to R 13 is a group represented by OQ, and examples of Q include the same as the substituted or unsubstituted alkyl group described above for Y. .
- Examples of the substituted or unsubstituted aralkyl group of R 6 —R 13 include a benzyl group, a 1-phenyl-ethyl group, a 2-phenyl-ethyl group, a 1-phenyl-isopropyl group, and a 2-phenyl-isopropyl group.
- Pill group ferru-t-butyl group, ⁇ -naphthylmethyl group, 1- ⁇ -naphthylethyl group, 2- ⁇ -naphthylethyl group, l- ⁇ -naphthylisopropyl group, 2- ⁇ -naphthylisopropyl pill group, j8-naphthylmethyl group, 1 j8 —Naphthylethyl group, 2j8-naphthylethyl group, 1-J8-naphthylisopropyl group, 2j8-naphthylisopropyl group, 1 pyrrolylmethyl group, 2- (1pyrrolyl) ethyl group, p-methylbenzyl group, m-methylbenzyl group, o —Methyl benzodinole, p-methyl benzene, o-methyl benzene, o chloro-
- the electron transporting material or the host material is preferably a compound having at least one group selected from carbazolyl and tetrahydrocarbazolyl. More preferably, it is a compound having one or two groups.
- the electron transporting material or the host material may further have a nitrogen-containing heterocyclic group.
- a more specific example of the compound represented by the above formula (4) is exemplified in Japanese Patent Application No. 2002-305375.
- R 14 to R 18 represent a hydrogen atom or a substituent having 1 to 40 carbon atoms, and R 14 and R la may combine with each other to form a saturated or unsaturated cyclic structure.
- R ′ represents an alkyl group or an aryl group.
- a preferred alkyl group is a methyl group or an ethyl group
- a preferred aryl group is a phenyl group
- n is an integer of 3- 8
- Z 3 is 0, NR 2G or S
- R 19 and R 2G is, individually, hydrogen, propyl, t-butyl group, 1, such as heptyl (I) an alkyl group having 24 carbon atoms; an aryl or hetero atom having 5-20 carbon atoms such as phenyl, naphthyl, furyl, phenyl, phenyl, pyridyl, quinolyl, and other heterocyclic systems.
- examples thereof include a benzimidazole derivative described in Japanese Patent Application No. 2003-067847 and a metal complex described in US Pat. No. 5,141,671.
- a compound having a carbazolyl group is preferred.
- organic compounds having a carbazolyl group and a substituted or unsubstituted pyridyl group, virazyl group, pyrimidyl group, triazyl group, amino group or oxaziazol group.
- the nitrogen heterocyclic group may be substituted or unsubstituted.
- Examples of the powerful compound include a compound represented by the following formula.
- Cz is a substituted or unsubstituted arylcarbazolyl group or carbazolylalkylene group
- A is a group represented by the following formula.
- M and M ′ are each independently a nitrogen-containing heteroaromatic ring having 2 to 40 carbon atoms forming a substituted or unsubstituted ring, and may be the same or different.
- P is 0-2, q is 1-2, r is an integer of 0-2, where p + r is 1 or more.
- Examples include compounds containing a rivazolyl group and a nitrogen-containing heterocyclic group.
- the electron transport materials listed here may be used as a host material of the light emitting layer.
- the configuration of the organic EL device of the present invention includes, for example, the following (a)-( ⁇ ).
- the light emitting layer in the organic EL device of the present invention is a layer obtained by adding a light emitting dopant to the above-described host material.
- the addition concentration of the luminescent dopant is not particularly limited, but for adjustment of current efficiency and driving voltage, 0.1 to 20% by weight is preferable, and 1 to 15% by weight is more preferable. .
- the organic EL device of the present invention is preferably supported by a substrate. Also, on the substrate
- the layers from the anode to the cathode may be laminated sequentially, or the layers from the cathode to the anode may be laminated sequentially.
- At least one of the anode and the cathode is formed of a transparent or translucent substance.
- the material of the substrate used in the present invention is not particularly limited, and a material commonly used in a known organic EL device, for example, a material having high strength such as glass, transparent plastic, or quartz can be used.
- a metal, an alloy, an electrically conductive compound or a mixture thereof having a large work function force eV or more is preferably used.
- Specific examples include metals such as Au and dielectric transparent materials such as Cul, ITO, SnO and ZnO.
- the anode can be manufactured by forming a thin film of the above material by a method such as a vapor deposition method or a sputtering method.
- the transmittance of the anode is preferably greater than 10%.
- the sheet resistance of the anode is preferably several hundred ⁇ / square or less.
- the thickness of the anode depends on the material, and is usually in the range of 10 nm to 1 ⁇ m, preferably 10 to 200 nm. Selected by box.
- a metal, an alloy, an electrically conductive conjugate, or a mixture thereof having a work function force of eV or less is preferably used.
- Specific examples include sodium, lithium, aluminum, a magnesium / silver mixture, a magnesium Z copper mixture, A1 ZA1 O, indium, and the like.
- the cathode can be manufactured by forming a thin film of the above material by a method such as an evaporation method or a sputtering method.
- the transmittance of the cathode is preferably greater than 10%.
- the sheet resistance of the cathode is preferably not more than several hundred ⁇ / square.
- the thickness of the cathode is selected depending on the material, usually in the range of lOnm-1 ⁇ m, preferably in the range of 50-200 nm.
- the organic EL device of the present invention may be provided with a hole injection layer, a hole transport layer, an electron injection layer, and the like, if necessary, to further increase the current (or light emission) efficiency.
- the materials used for these layers are not particularly limited, and organic materials known as conventional organic EL materials can be used. Specific examples include an amine derivative, a stilbene derivative, a silazane derivative, and a polysilane / aniline copolymer.
- an inorganic material to the hole injection layer, the hole transport layer, and the electron injection layer.
- the inorganic material include a metal oxide and the like.
- an inorganic material may be used between the electron transport layer and the metal cathode in order to increase the current (or light emission) efficiency.
- the inorganic material include fluorides and oxides of alkali metals such as Li, Mg, and Cs.
- the method for manufacturing the organic EL device of the present invention is not particularly limited, and the organic EL device can be manufactured using a manufacturing method used for a conventional organic EL device.
- each layer can be formed by a vacuum deposition method, a casting method, a coating method, a spin coating method, or the like.
- the organic material of each layer is dispersed in a transparent polymer such as polycarbonate, polyurethane, polystyrene, polyarylate, and polyesterol
- the organic material and the transparent polymer can be used. It can also be manufactured by simultaneous vapor deposition or the like.
- the material is irradiated with light (excitation light) from a deuterium lamp that has been spectrally analyzed by a monochromator, the emitted photoelectron emission is measured by an electometer, and the photoelectron emission threshold of the obtained photoelectron emission is calculated from a curve Was measured by the external method.
- an atmospheric ultraviolet photoelectron analyzer AC-1 manufactured by Riken Keiki Co., Ltd. was used.
- the wavelength-resolved light was irradiated to a toluene dilute solution of each material, and the light was converted from the longest wavelength of the absorption spectrum.
- a spectrophotometer (U-3400 (trade name), manufactured by Hitachi) was used as a measuring instrument.
- the triplet energy gap (Eg T (Doapnt) was determined by the following method.
- the sample placed in the quartz cell was cooled to 77 K, irradiated with excitation light, and measured for the phosphorescence with respect to wavelength.
- the value obtained by converting the wavelength value into an energy value was defined as Eg T.
- the measurement was performed using the Hitachi F-4500 Model Spectrofluorimeter main unit and optional equipment for low-temperature measurement. Alternatively, measurement may be performed by combining a low-temperature container with an excitation light source and a light receiving device. In this example, the wavelength was converted by the following equation.
- the ⁇ edge '' means that when the phosphorescence spectrum is represented by taking the phosphorescence intensity on the vertical axis and the wavelength on the horizontal axis, draw a tangent to the rise of the phosphorescence spectrum on the short wavelength side, and draw the tangent and the horizontal axis. Means the wavelength value at the intersection of. Unit: nm.
- the organic EL device shown in FIG. 1 was manufactured as follows.
- ITO transparent electrode (anode) 12 glass substrate 11 manufactured by Geomatic was subjected to ultrasonic cleaning in isopropyl alcohol for 5 minutes, and then UV ozone cleaning for 30 minutes. .
- the glass substrate 11 with the transparent electrode lines after cleaning is mounted on a substrate holder of a vacuum evaporation apparatus. First, on the surface on the side where the transparent electrode lines are formed, cover the transparent electrodes 12 so as to have a film thickness of 100 nm.
- TPD232 film 13 was formed by resistance heating evaporation.
- the TPD232 film 13 functions as a hole injection layer (hole transport layer).
- HTM hole transport layer
- a hole transport layer (HTM) 14 having a film thickness of lOnm was formed on the film by resistance heating evaporation.
- FIrpic concentration was 7.5 Wt%.
- This Host No 1: FIrpic film 15 functions as a light emitting layer.
- the electron transport materials ETM—No. 1 (Example 1), ETM—No. 2 (Example 2) shown in Table 1 ), ETM—No. 3 (Example 3), PC-7 (Example 4), and 8-hydroxyquinolinol aluminum complex (Alq) (Example 5) to resist the electron transport layer 16 having a thickness of 30 nm.
- a film was formed by heating evaporation.
- LiF was used as the electron injecting electrode (cathode) 17 to form a film having a thickness of 0.1 Inm at a film forming rate of 1 AZmin.
- metal A1 was vapor-deposited, and a metal cathode 18 was formed to a thickness of 130 nm to form an organic EL light emitting device 100.
- An organic EL light emitting device was manufactured in the same manner as in Example 1, except that the following compound was used as an electron transporting material in the same device configuration as in Example 1.
- a 25 mm ⁇ 75 mm ⁇ 1.1 mm thick glass substrate with an ITO transparent electrode (manufactured by Geomatic) was subjected to ultrasonic cleaning in isopropyl alcohol for 5 minutes, and then to UV ozone cleaning for 30 minutes.
- the glass substrate with the transparent electrode lines after cleaning is mounted on the substrate holder of the vacuum evaporation apparatus.
- the TPD232 having a film thickness of lOOnm is coated on the side where the transparent electrode lines are formed so as to cover the transparent electrodes.
- the film was formed by resistance heating evaporation.
- This TPD232 film functions as a hole injection layer (hole transport layer).
- HTM hole transport layer
- a host material Host No. 1
- FIrpic luminescent dopant
- the electron transporting materials ETM—No. 1 (Example 6) and ETM—No. 3 (Example 7) shown in Table 2 were used on this light emitting layer. Then, a 20 nm-thick electron transport layer was formed by resistance heating evaporation.
- Alq was deposited to a thickness of 10 nm to further form an electron transport layer.
- LiF was used as an electron injecting electrode (cathode) to form a film having a thickness of 0.1 Inm at a film forming rate of lAZmin.
- a metal A1 was deposited on this LiF layer, a metal cathode was formed to a thickness of 130 nm, and an organic EL light emitting device was formed and evaluated. Table 2 shows the results.
- Example 6 an organic EL light emitting device was manufactured by the same device configuration and manufacturing process as in Example 6, except that ETM-No. 3 was used instead of Alq. Table 2 shows the evaluation results.
- Example 9 In Example 7, the same steps were performed up to the formation of ETM-No. 3, and thereafter, Alq was further formed into a film having a thickness of lOnm to form an electron transport layer.
- LiF was used as an electron injecting electrode (cathode) to form a film having a thickness of 0.1 Inm at a film forming rate of lAZmin.
- metal A1 was vapor-deposited, and a metal cathode was formed to a thickness of 130 nm to produce an organic EL light emitting device.
- Table 2 shows the evaluation results.
- the upper material forms the electron transport layer on the metal electrode side, and the lower material forms the electron transport layer that forms an interface with the light emitting layer.
- Example 6 an organic EL light emitting device was manufactured by the same device configuration and manufacturing process as in Example 6, except that the following ETM—No. 4—ETM—No. 12 was used instead of ETM—No. . Table 3 shows the evaluation results.
- the organic EL device of the present invention has high luminous efficiency and low power consumption even at high luminance, It can be used in fields such as information display devices, in-vehicle display devices, and lighting. Specifically, it can be suitably used as a light source such as a flat light-emitting body of a wall-mounted television or a knock light of a display.
Landscapes
- Physics & Mathematics (AREA)
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Optics & Photonics (AREA)
- Organic Chemistry (AREA)
- Electroluminescent Light Sources (AREA)
Abstract
Description
Claims
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020067015981A KR101159373B1 (ko) | 2004-02-09 | 2005-02-08 | 유기 전기 발광 소자 |
JP2005517777A JP5179720B2 (ja) | 2004-02-09 | 2005-02-08 | 有機エレクトロルミネッセンス素子 |
EP05709851.9A EP1718121B1 (en) | 2004-02-09 | 2005-02-08 | Organic electroluminescent device |
US10/588,549 US20070257600A1 (en) | 2004-02-09 | 2005-02-08 | Organic Electroluminescent Device |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2004-032542 | 2004-02-09 | ||
JP2004032542 | 2004-02-09 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2005076669A1 true WO2005076669A1 (ja) | 2005-08-18 |
Family
ID=34836092
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/JP2005/001799 WO2005076669A1 (ja) | 2004-02-09 | 2005-02-08 | 有機エレクトロルミネッセンス素子 |
Country Status (7)
Country | Link |
---|---|
US (1) | US20070257600A1 (ja) |
EP (1) | EP1718121B1 (ja) |
JP (1) | JP5179720B2 (ja) |
KR (1) | KR101159373B1 (ja) |
CN (1) | CN100591183C (ja) |
TW (1) | TWI428053B (ja) |
WO (1) | WO2005076669A1 (ja) |
Cited By (44)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2006049570A (ja) * | 2004-08-04 | 2006-02-16 | Chisso Corp | 有機電界発光素子 |
WO2006049013A1 (ja) * | 2004-11-04 | 2006-05-11 | Idemitsu Kosan Co., Ltd. | 縮合環含有化合物及びそれを用いた有機エレクトロルミネッセンス素子 |
WO2006062062A1 (ja) * | 2004-12-10 | 2006-06-15 | Pioneer Corporation | 有機化合物、電荷輸送材料および有機電界発光素子 |
JP2006156445A (ja) * | 2004-11-25 | 2006-06-15 | Konica Minolta Holdings Inc | 有機エレクトロルミネッセンス素子、表示装置及び照明装置 |
WO2006067976A1 (ja) * | 2004-12-24 | 2006-06-29 | Pioneer Corporation | 有機化合物、電荷輸送材料および有機電界発光素子 |
JP2006188493A (ja) * | 2004-12-10 | 2006-07-20 | Pioneer Electronic Corp | 有機化合物、電荷輸送材料および有機電界発光素子 |
WO2007029403A1 (ja) * | 2005-09-08 | 2007-03-15 | Idemitsu Kosan Co., Ltd. | 有機エレクトロルミネッセンス素子 |
WO2007029402A1 (ja) * | 2005-09-08 | 2007-03-15 | Idemitsu Kosan Co., Ltd. | 有機エレクトロルミネッセンス素子 |
JP2007137829A (ja) * | 2005-11-18 | 2007-06-07 | Chemiprokasei Kaisha Ltd | 新規なトリアジン誘導体およびそれを含む有機エレクトロルミネッセンス素子 |
JP2009035524A (ja) * | 2007-08-03 | 2009-02-19 | Chemiprokasei Kaisha Ltd | 新規なビカルバゾール誘導体、それを用いたホスト材料および有機エレクトロルミネッセンス素子 |
JP2009158848A (ja) * | 2007-12-27 | 2009-07-16 | Idemitsu Kosan Co Ltd | 有機エレクトロルミネッセンス素子用材料及びそれを用いた有機エレクトロルミネッセンス素子 |
JP2010013421A (ja) * | 2008-07-07 | 2010-01-21 | Chemiprokasei Kaisha Ltd | 新規なビス(ジカルバゾリルフェニル)誘導体、それを用いたホスト材料および有機エレクトロルミネッセンス素子 |
JP2010030937A (ja) * | 2008-07-28 | 2010-02-12 | Chemiprokasei Kaisha Ltd | 新規なジカルバゾリルフェニル誘導体、それを用いたホスト材料および有機エレクトロルミネッセンス素子 |
WO2010044607A1 (en) * | 2008-10-14 | 2010-04-22 | Cheil Industries Inc. | Benzimidazole compounds and organic photoelectric device with the same |
WO2010047279A1 (ja) * | 2008-10-23 | 2010-04-29 | 富士フイルム株式会社 | 有機電界発光素子 |
WO2010084690A1 (ja) * | 2009-01-22 | 2010-07-29 | 富士フイルム株式会社 | 有機電界発光素子 |
JP2010171363A (ja) * | 2008-12-24 | 2010-08-05 | Idemitsu Kosan Co Ltd | 有機el素子 |
WO2010137411A1 (en) * | 2009-05-29 | 2010-12-02 | Fujifilm Corporation | Organic electroluminescence element |
JP2011084553A (ja) * | 2009-09-15 | 2011-04-28 | Tosoh Corp | ピリミジン誘導体、その製造方法、及びそれを構成成分とする有機電界発光素子 |
WO2011083588A1 (ja) | 2010-01-08 | 2011-07-14 | 三菱化学株式会社 | 有機el素子及び有機発光デバイス |
JP2011142096A (ja) * | 2009-07-31 | 2011-07-21 | Fujifilm Corp | 有機電界発光素子用材料入り容器、並びに、有機電界発光素子用材料、蒸着膜及びその製造方法、有機電界発光素子 |
JP2011176333A (ja) * | 2011-04-01 | 2011-09-08 | Konica Minolta Holdings Inc | 有機エレクトロルミネッセンス素子、表示装置及び照明装置 |
WO2011148909A1 (ja) * | 2010-05-24 | 2011-12-01 | 出光興産株式会社 | 有機エレクトロルミネッセンス素子 |
WO2012070233A1 (en) * | 2010-11-22 | 2012-05-31 | Idemitsu Kosan Co.,Ltd. | Organic electroluminescence device |
JP2012513987A (ja) * | 2008-12-24 | 2012-06-21 | チェイル インダストリーズ インコーポレイテッド | 新規な有機光電素子用化合物およびこれを含む有機光電素子 |
WO2012086170A1 (ja) * | 2010-12-20 | 2012-06-28 | 出光興産株式会社 | 芳香族複素環誘導体及びそれを用いた有機エレクトロルミネッセンス素子 |
JP2013048265A (ja) * | 2005-03-31 | 2013-03-07 | Trustees Of Princeton Univ | 三重項状態への直接注入を利用するoled |
JP2013084965A (ja) * | 2012-11-26 | 2013-05-09 | Konica Minolta Holdings Inc | 有機エレクトロルミネッセンス素子、表示装置及び照明装置 |
WO2013069762A1 (ja) * | 2011-11-11 | 2013-05-16 | 東ソー株式会社 | 含窒素縮環芳香族基を有する環状アジン化合物とその製造方法、及びそれを構成成分とする有機電界発光素子 |
JP2013526773A (ja) * | 2010-05-11 | 2013-06-24 | メルク パテント ゲーエムベーハー | 有機エレクトロルミネッセンスデバイス |
JP2013234187A (ja) * | 2007-05-17 | 2013-11-21 | Semiconductor Energy Lab Co Ltd | 物質、発光素子、照明装置、発光装置、及び電子機器 |
JP2014507401A (ja) * | 2010-12-20 | 2014-03-27 | イー・アイ・デュポン・ドウ・ヌムール・アンド・カンパニー | 電子技術応用のためのトリアジン誘導体 |
WO2014073307A1 (ja) * | 2012-11-07 | 2014-05-15 | 出光興産株式会社 | 有機エレクトロルミネッセンス素子および電子機器 |
WO2014133121A1 (ja) | 2013-03-01 | 2014-09-04 | 国立大学法人九州大学 | 化合物、発光材料および有機発光素子 |
WO2014157230A1 (ja) * | 2013-03-25 | 2014-10-02 | 出光興産株式会社 | 有機エレクトロルミネッセンス素子及びその製造方法 |
JP2014197696A (ja) * | 2006-05-17 | 2014-10-16 | 三菱化学株式会社 | 有機電界発光素子用組成物 |
US8883323B2 (en) | 2010-11-22 | 2014-11-11 | Idemitsu Kosan Co., Ltd. | Organic electroluminescence device |
US8933622B2 (en) | 2005-05-24 | 2015-01-13 | Pioneer Corporation | Organic electroluminescence element |
WO2015072520A1 (ja) * | 2013-11-13 | 2015-05-21 | 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および電子機器 |
US9324950B2 (en) | 2010-11-22 | 2016-04-26 | Idemitsu Kosan Co., Ltd. | Organic electroluminescence device |
WO2016117429A1 (ja) * | 2015-01-20 | 2016-07-28 | 保土谷化学工業株式会社 | ピリミジン誘導体および有機エレクトロルミネッセンス素子 |
JP2016189468A (ja) * | 2010-07-30 | 2016-11-04 | ローム・アンド・ハース・エレクトロニック・マテリアルズ・コリア・リミテッド | 発光材料として電界発光化合物を使用する電界発光素子 |
US20170335181A1 (en) * | 2014-10-23 | 2017-11-23 | Rohm And Haas Electronic Materials Korea Ltd. | A novel combination of a host compound and a dopant compound and an organic electroluminescent device comprising the same |
US12098143B2 (en) | 2018-08-29 | 2024-09-24 | Samsung Display Co., Ltd. | Organic molecules for optoelectronic devices |
Families Citing this family (32)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
TW200541401A (en) | 2004-02-13 | 2005-12-16 | Idemitsu Kosan Co | Organic electroluminescent device |
EP1724323A4 (en) * | 2004-03-08 | 2008-11-05 | Idemitsu Kosan Co | MATERIAL FOR ORGANIC ELECTROLUMINESCENCE DEVICE AND ORGANIC ELECTROLUMINESCENCE DEVICE USING SUCH MATERIAL |
US9523031B2 (en) | 2004-05-14 | 2016-12-20 | Idemitsu Kosan Co., Ltd. | Organic electroluminescent device |
US7651791B2 (en) | 2005-12-15 | 2010-01-26 | Idemitsu Kosan Co., Ltd. | Material for organic electroluminescence device and electroluminescence device employing the same |
EP2138486B2 (en) * | 2007-03-26 | 2022-10-19 | NIPPON STEEL Chemical & Material Co., Ltd. | Organic electroluminescent device |
KR20090024998A (ko) * | 2007-09-05 | 2009-03-10 | 제일모직주식회사 | 분자 내에 정공수송기와 전자수송기를 동시에 가지는바이폴라 유기화합물을 포함하는 유기광전소자용 재료 및이를 이용한 유기광전소자 |
US8759819B2 (en) | 2007-11-22 | 2014-06-24 | Idemitsu Kosan Co., Ltd. | Organic electroluminescence device |
JP5355421B2 (ja) * | 2007-12-21 | 2013-11-27 | 出光興産株式会社 | 有機エレクトロルミネッセンス素子 |
EP2479234B1 (en) * | 2008-05-13 | 2017-06-21 | Konica Minolta Holdings, Inc. | Organic electroluminescent element, display device and lighting device |
KR101233375B1 (ko) * | 2008-12-24 | 2013-02-15 | 제일모직주식회사 | 신규한 유기광전소자용 화합물 및 이를 포함하는 유기광전소자 |
KR101233377B1 (ko) | 2008-12-30 | 2013-02-18 | 제일모직주식회사 | 신규한 유기광전소자용 화합물 및 이를 포함하는 유기광전소자 |
JP5731399B2 (ja) * | 2008-12-30 | 2015-06-10 | チェイル インダストリーズ インコーポレイテッド | 新規な有機光電素子用化合物およびこれを含む有機光電素子 |
JP5390693B2 (ja) * | 2009-03-30 | 2014-01-15 | ドゥクサン ハイ メタル カンパニー リミテッド | 有機電子素子及びその化合物、端末 |
US8039127B2 (en) * | 2009-04-06 | 2011-10-18 | Idemitsu Kosan Co., Ltd. | Organic electroluminescence device and material for organic electroluminescence device |
US8039129B2 (en) | 2009-04-06 | 2011-10-18 | Idemitsu Kosan Co., Ltd. | Organic electroluminescence device and material for organic electroluminescence device |
CN102471320A (zh) | 2009-10-16 | 2012-05-23 | 出光兴产株式会社 | 含芴芳香族化合物、有机电致发光元件用材料及使用其的有机电致发光元件 |
KR101288566B1 (ko) * | 2009-12-16 | 2013-07-22 | 제일모직주식회사 | 유기광전소자용 화합물 및 이를 포함하는 유기광전소자 |
US8617720B2 (en) | 2009-12-21 | 2013-12-31 | E I Du Pont De Nemours And Company | Electroactive composition and electronic device made with the composition |
KR101297158B1 (ko) | 2010-02-22 | 2013-08-21 | 제일모직주식회사 | 유기광전소자용 화합물 및 이를 포함하는 유기광전소자 |
JP4751954B1 (ja) * | 2010-07-09 | 2011-08-17 | 富士フイルム株式会社 | 有機電界発光素子 |
KR20120078326A (ko) * | 2010-12-31 | 2012-07-10 | 제일모직주식회사 | 유기광전소자용 화합물 및 이를 포함하는 유기광전소자 |
KR102059328B1 (ko) * | 2011-09-09 | 2020-02-20 | 이데미쓰 고산 가부시키가이샤 | 유기 전계발광 소자 |
EP2769424A1 (en) * | 2011-10-19 | 2014-08-27 | E. I. Du Pont de Nemours and Company | Organic electronic device for lighting |
JP2014532984A (ja) * | 2011-10-19 | 2014-12-08 | イー・アイ・デュポン・ドウ・ヌムール・アンド・カンパニーE.I.Du Pont De Nemours And Company | 照明用有機電子デバイス |
CN107586290B (zh) | 2011-11-22 | 2021-05-11 | 出光兴产株式会社 | 芳香族杂环衍生物、有机电致发光元件用材料以及有机电致发光元件 |
EP2875019B1 (de) | 2012-07-23 | 2017-03-29 | Merck Patent GmbH | Materialien für organische elektrolumineszenzvorrichtungen |
WO2014019090A1 (en) * | 2012-07-31 | 2014-02-06 | Oti Lumionics Inc. | Organic electroluminescent device with multiple phosphorescent emitters |
KR102606391B1 (ko) * | 2015-02-12 | 2023-11-27 | 롬엔드하스전자재료코리아유한회사 | 유기 전계 발광 화합물 및 이를 포함하는 유기 전계 발광 소자 |
CN107880030B (zh) * | 2016-09-30 | 2021-03-30 | 中节能万润股份有限公司 | 以三嗪为核心的化合物及有机电致发光器件 |
KR102582797B1 (ko) * | 2017-01-10 | 2023-09-27 | 롬엔드하스전자재료코리아유한회사 | 유기 전계 발광 소자 |
KR102400585B1 (ko) * | 2017-10-27 | 2022-05-23 | 삼성디스플레이 주식회사 | 함질소 화합물 및 이를 포함하는 유기 전계 발광 소자 |
US20200212314A1 (en) * | 2018-12-28 | 2020-07-02 | Samsung Electronics Co., Ltd. | Organic light-emitting device and apparatus including the same |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2002100476A (ja) * | 2000-07-17 | 2002-04-05 | Fuji Photo Film Co Ltd | 発光素子及びアゾール化合物 |
JP2002158091A (ja) * | 2000-11-16 | 2002-05-31 | Fuji Photo Film Co Ltd | 発光素子 |
JP2002343572A (ja) * | 2001-03-14 | 2002-11-29 | Canon Inc | ポルフィリン誘導体化合物を用いた発光素子および表示装置 |
JP2003317966A (ja) * | 2002-04-25 | 2003-11-07 | Canon Inc | ゲスト−ホスト・エレクトロルミネッセンス系のためのカルバゾール基材料 |
JP2004006287A (ja) * | 2002-04-12 | 2004-01-08 | Konica Minolta Holdings Inc | 有機エレクトロルミネッセンス素子 |
JP2004022434A (ja) * | 2002-06-19 | 2004-01-22 | Victor Co Of Japan Ltd | 有機エレクトロルミネセンス素子及びその製造方法 |
Family Cites Families (28)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5817431A (en) * | 1996-12-23 | 1998-10-06 | Motorola, Inc. | Electron injecting materials for organic electroluminescent devices and devices using same |
US6097147A (en) * | 1998-09-14 | 2000-08-01 | The Trustees Of Princeton University | Structure for high efficiency electroluminescent device |
JP3650552B2 (ja) * | 1999-09-14 | 2005-05-18 | 三星エスディアイ株式会社 | 有機エレクトロルミネッセンス素子およびこれを用いたパネル |
JP2001203081A (ja) * | 1999-11-09 | 2001-07-27 | Matsushita Electric Ind Co Ltd | 薄膜el素子およびその製造方法 |
JP2001313179A (ja) * | 2000-05-01 | 2001-11-09 | Mitsubishi Chemicals Corp | 有機電界発光素子 |
US6939624B2 (en) * | 2000-08-11 | 2005-09-06 | Universal Display Corporation | Organometallic compounds and emission-shifting organic electrophosphorescence |
JP4344494B2 (ja) * | 2000-08-24 | 2009-10-14 | 富士フイルム株式会社 | 発光素子及び新規重合体子 |
EP1197791A3 (en) | 2000-10-10 | 2002-12-04 | Sony International (Europe) GmbH | Liquid crystal mixture including a dye with a dipole |
US6693295B2 (en) * | 2000-12-25 | 2004-02-17 | Fuji Photo Film Co., Ltd. | Indole derivative, material for light-emitting device and light-emitting device using the same |
US6794773B2 (en) * | 2001-01-23 | 2004-09-21 | General Electric Company | Winding restraint on wound rotor generators or motors and method for forming the same |
JP4169246B2 (ja) * | 2001-03-16 | 2008-10-22 | 富士フイルム株式会社 | ヘテロ環化合物及びそれを用いた発光素子 |
US6998487B2 (en) * | 2001-04-27 | 2006-02-14 | Lg Chem, Ltd. | Double-spiro organic compounds and organic electroluminescent devices using the same |
JP4310077B2 (ja) * | 2001-06-19 | 2009-08-05 | キヤノン株式会社 | 金属配位化合物及び有機発光素子 |
US6921590B2 (en) * | 2001-09-25 | 2005-07-26 | Sanyo Electric Co., Ltd. | Organic electroluminescent device |
JP3953781B2 (ja) * | 2001-11-08 | 2007-08-08 | 富士フイルム株式会社 | ジナフトピレン化合物並びにそれを用いた有機el素子及び有機elディスプレイ |
JP4228573B2 (ja) * | 2001-12-25 | 2009-02-25 | コニカミノルタホールディングス株式会社 | 有機エレクトロルミネッセンス素子及び表示装置 |
JP3965063B2 (ja) * | 2002-03-08 | 2007-08-22 | Tdk株式会社 | 有機エレクトロルミネッセンス素子 |
EP1489155A4 (en) * | 2002-03-22 | 2006-02-01 | Idemitsu Kosan Co | MATERIAL FOR ORGANIC ELECTROLUMINESCENT DEVICES AND ORGANIC ELECTROLUMINESCENT DEVICES PRODUCED WITH THIS MATERIAL |
JP4646494B2 (ja) * | 2002-04-11 | 2011-03-09 | 出光興産株式会社 | 新規含窒素複素環誘導体及びそれを用いた有機エレクトロルミネッセンス素子 |
JP4103491B2 (ja) * | 2002-08-07 | 2008-06-18 | コニカミノルタホールディングス株式会社 | 有機エレクトロルミネッセンス素子及び表示装置 |
JP4103493B2 (ja) * | 2002-08-13 | 2008-06-18 | コニカミノルタホールディングス株式会社 | 有機エレクトロルミネッセンス素子および表示装置 |
JP4568114B2 (ja) * | 2002-10-21 | 2010-10-27 | 出光興産株式会社 | 有機エレクトロルミネッセンス素子用材料及びそれを用いた有機エレクトロルミネッセンス素子 |
JP4287198B2 (ja) * | 2002-11-18 | 2009-07-01 | 出光興産株式会社 | 有機エレクトロルミネッセンス素子 |
EP1582516B1 (en) | 2003-01-10 | 2013-07-17 | Idemitsu Kosan Co., Ltd. | Nitrogenous heterocyclic derivative and organic electroluminescent element employing the same |
KR20050100694A (ko) * | 2003-02-20 | 2005-10-19 | 이데미쓰 고산 가부시키가이샤 | 유기 전기발광 소자용 재료 및 그를 이용한 유기 전기발광소자 |
TWI232704B (en) * | 2003-07-24 | 2005-05-11 | Chien-Hong Cheng | Organic light emitting diode containing a novel Ir complex as a phosphorescent emitter |
US7268485B2 (en) * | 2003-10-07 | 2007-09-11 | Eastman Kodak Company | White-emitting microcavity OLED device |
US7662485B2 (en) * | 2004-03-16 | 2010-02-16 | Eastman Kodak Company | White organic light-emitting devices with improved performance |
-
2005
- 2005-02-04 TW TW094103701A patent/TWI428053B/zh active
- 2005-02-08 WO PCT/JP2005/001799 patent/WO2005076669A1/ja active Application Filing
- 2005-02-08 EP EP05709851.9A patent/EP1718121B1/en active Active
- 2005-02-08 KR KR1020067015981A patent/KR101159373B1/ko active IP Right Grant
- 2005-02-08 US US10/588,549 patent/US20070257600A1/en not_active Abandoned
- 2005-02-08 CN CN200580004332A patent/CN100591183C/zh active Active
- 2005-02-08 JP JP2005517777A patent/JP5179720B2/ja active Active
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2002100476A (ja) * | 2000-07-17 | 2002-04-05 | Fuji Photo Film Co Ltd | 発光素子及びアゾール化合物 |
JP2002158091A (ja) * | 2000-11-16 | 2002-05-31 | Fuji Photo Film Co Ltd | 発光素子 |
JP2002343572A (ja) * | 2001-03-14 | 2002-11-29 | Canon Inc | ポルフィリン誘導体化合物を用いた発光素子および表示装置 |
JP2004006287A (ja) * | 2002-04-12 | 2004-01-08 | Konica Minolta Holdings Inc | 有機エレクトロルミネッセンス素子 |
JP2003317966A (ja) * | 2002-04-25 | 2003-11-07 | Canon Inc | ゲスト−ホスト・エレクトロルミネッセンス系のためのカルバゾール基材料 |
JP2004022434A (ja) * | 2002-06-19 | 2004-01-22 | Victor Co Of Japan Ltd | 有機エレクトロルミネセンス素子及びその製造方法 |
Non-Patent Citations (1)
Title |
---|
See also references of EP1718121A1 * |
Cited By (82)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2006049570A (ja) * | 2004-08-04 | 2006-02-16 | Chisso Corp | 有機電界発光素子 |
WO2006049013A1 (ja) * | 2004-11-04 | 2006-05-11 | Idemitsu Kosan Co., Ltd. | 縮合環含有化合物及びそれを用いた有機エレクトロルミネッセンス素子 |
JP2006156445A (ja) * | 2004-11-25 | 2006-06-15 | Konica Minolta Holdings Inc | 有機エレクトロルミネッセンス素子、表示装置及び照明装置 |
WO2006062062A1 (ja) * | 2004-12-10 | 2006-06-15 | Pioneer Corporation | 有機化合物、電荷輸送材料および有機電界発光素子 |
JP2006188493A (ja) * | 2004-12-10 | 2006-07-20 | Pioneer Electronic Corp | 有機化合物、電荷輸送材料および有機電界発光素子 |
US8178215B2 (en) | 2004-12-10 | 2012-05-15 | Pioneer Corporation | Organic compound containing at least two carbazolyl-substituted phenyl structures; charge-transporting material and organic el element containing the compound |
WO2006067976A1 (ja) * | 2004-12-24 | 2006-06-29 | Pioneer Corporation | 有機化合物、電荷輸送材料および有機電界発光素子 |
JP2006199679A (ja) * | 2004-12-24 | 2006-08-03 | Pioneer Electronic Corp | 有機化合物、電荷輸送材料および有機電界発光素子 |
US8324403B2 (en) | 2004-12-24 | 2012-12-04 | Pioneer Corporation | Organic compound, charge-transporting material, and organic electroluminescent element |
JP2013048265A (ja) * | 2005-03-31 | 2013-03-07 | Trustees Of Princeton Univ | 三重項状態への直接注入を利用するoled |
US8933622B2 (en) | 2005-05-24 | 2015-01-13 | Pioneer Corporation | Organic electroluminescence element |
WO2007029402A1 (ja) * | 2005-09-08 | 2007-03-15 | Idemitsu Kosan Co., Ltd. | 有機エレクトロルミネッセンス素子 |
EP1923929A4 (en) * | 2005-09-08 | 2010-09-29 | Idemitsu Kosan Co | ORGANIC ELECTROLUMINESCENZING DEVICE |
US8377575B2 (en) | 2005-09-08 | 2013-02-19 | Idemitsu Kosan Co., Ltd. | Organic electroluminescence device |
WO2007029403A1 (ja) * | 2005-09-08 | 2007-03-15 | Idemitsu Kosan Co., Ltd. | 有機エレクトロルミネッセンス素子 |
TWI403211B (zh) * | 2005-09-08 | 2013-07-21 | Idemitsu Kosan Co | Organic electroluminescent elements |
EP1923929A1 (en) * | 2005-09-08 | 2008-05-21 | Idemitsu Kosan Co., Ltd. | Organic electroluminescence device |
JP4909900B2 (ja) * | 2005-09-08 | 2012-04-04 | 出光興産株式会社 | 有機エレクトロルミネッセンス素子 |
US8039121B2 (en) | 2005-09-08 | 2011-10-18 | Idemitsu Kosan Co., Ltd. | Organic electroluminescence device |
KR101302279B1 (ko) * | 2005-09-08 | 2013-09-02 | 이데미쓰 고산 가부시키가이샤 | 유기 전계 발광 소자 |
JP2007137829A (ja) * | 2005-11-18 | 2007-06-07 | Chemiprokasei Kaisha Ltd | 新規なトリアジン誘導体およびそれを含む有機エレクトロルミネッセンス素子 |
JP2014197696A (ja) * | 2006-05-17 | 2014-10-16 | 三菱化学株式会社 | 有機電界発光素子用組成物 |
US9397299B2 (en) | 2007-05-17 | 2016-07-19 | Semiconductor Energy Laboratory Co., Ltd. | Triazole derivative, and light-emitting element, light-emitting device, and electronic device with the use of triazole derivative |
US10790451B2 (en) | 2007-05-17 | 2020-09-29 | Semiconductor Energy Laboratory Co., Ltd. | Triazole derivative, and light-emitting element, light-emitting device, and electronic device with the use of triazole derivative |
JP2013234187A (ja) * | 2007-05-17 | 2013-11-21 | Semiconductor Energy Lab Co Ltd | 物質、発光素子、照明装置、発光装置、及び電子機器 |
JP2009035524A (ja) * | 2007-08-03 | 2009-02-19 | Chemiprokasei Kaisha Ltd | 新規なビカルバゾール誘導体、それを用いたホスト材料および有機エレクトロルミネッセンス素子 |
JP2009158848A (ja) * | 2007-12-27 | 2009-07-16 | Idemitsu Kosan Co Ltd | 有機エレクトロルミネッセンス素子用材料及びそれを用いた有機エレクトロルミネッセンス素子 |
JP2010013421A (ja) * | 2008-07-07 | 2010-01-21 | Chemiprokasei Kaisha Ltd | 新規なビス(ジカルバゾリルフェニル)誘導体、それを用いたホスト材料および有機エレクトロルミネッセンス素子 |
JP2010030937A (ja) * | 2008-07-28 | 2010-02-12 | Chemiprokasei Kaisha Ltd | 新規なジカルバゾリルフェニル誘導体、それを用いたホスト材料および有機エレクトロルミネッセンス素子 |
US9530970B2 (en) | 2008-10-14 | 2016-12-27 | Cheil Industries, Inc. | Benzimidazole compound, organic photoelectric device including the same, and display element including the same |
JP2012505829A (ja) * | 2008-10-14 | 2012-03-08 | チェイル インダストリーズ インコーポレイテッド | ベンズイミダゾール化合物およびこれを含む有機光電素子 |
WO2010044607A1 (en) * | 2008-10-14 | 2010-04-22 | Cheil Industries Inc. | Benzimidazole compounds and organic photoelectric device with the same |
KR101556432B1 (ko) | 2008-10-23 | 2015-10-01 | 유디씨 아일랜드 리미티드 | 유기 전계 발광 소자 |
JP2010103306A (ja) * | 2008-10-23 | 2010-05-06 | Fujifilm Corp | 有機電界発光素子 |
WO2010047279A1 (ja) * | 2008-10-23 | 2010-04-29 | 富士フイルム株式会社 | 有機電界発光素子 |
US9199966B2 (en) | 2008-12-24 | 2015-12-01 | Cheil Industries, Inc. | Compound for an organic photoelectric device, organic photoelectric device, and display device including the same |
JP2010171363A (ja) * | 2008-12-24 | 2010-08-05 | Idemitsu Kosan Co Ltd | 有機el素子 |
JP2012513987A (ja) * | 2008-12-24 | 2012-06-21 | チェイル インダストリーズ インコーポレイテッド | 新規な有機光電素子用化合物およびこれを含む有機光電素子 |
US8912531B2 (en) | 2008-12-24 | 2014-12-16 | Idemitsu Kosan Co., Ltd. | Organic electroluminescent device |
WO2010084690A1 (ja) * | 2009-01-22 | 2010-07-29 | 富士フイルム株式会社 | 有機電界発光素子 |
JP2010171205A (ja) * | 2009-01-22 | 2010-08-05 | Fujifilm Corp | 有機電界発光素子 |
WO2010137411A1 (en) * | 2009-05-29 | 2010-12-02 | Fujifilm Corporation | Organic electroluminescence element |
JP2011142096A (ja) * | 2009-07-31 | 2011-07-21 | Fujifilm Corp | 有機電界発光素子用材料入り容器、並びに、有機電界発光素子用材料、蒸着膜及びその製造方法、有機電界発光素子 |
JP2011084553A (ja) * | 2009-09-15 | 2011-04-28 | Tosoh Corp | ピリミジン誘導体、その製造方法、及びそれを構成成分とする有機電界発光素子 |
WO2011083588A1 (ja) | 2010-01-08 | 2011-07-14 | 三菱化学株式会社 | 有機el素子及び有機発光デバイス |
JP2013526773A (ja) * | 2010-05-11 | 2013-06-24 | メルク パテント ゲーエムベーハー | 有機エレクトロルミネッセンスデバイス |
WO2011148909A1 (ja) * | 2010-05-24 | 2011-12-01 | 出光興産株式会社 | 有機エレクトロルミネッセンス素子 |
US8710493B2 (en) | 2010-05-24 | 2014-04-29 | Idemitsu Kosan Co., Ltd. | Organic electroluminescent element |
JPWO2011148909A1 (ja) * | 2010-05-24 | 2013-07-25 | 出光興産株式会社 | 有機エレクトロルミネッセンス素子 |
JP2016189468A (ja) * | 2010-07-30 | 2016-11-04 | ローム・アンド・ハース・エレクトロニック・マテリアルズ・コリア・リミテッド | 発光材料として電界発光化合物を使用する電界発光素子 |
JP2014503979A (ja) * | 2010-11-22 | 2014-02-13 | 出光興産株式会社 | 有機エレクトロルミネッセンス素子 |
US9324950B2 (en) | 2010-11-22 | 2016-04-26 | Idemitsu Kosan Co., Ltd. | Organic electroluminescence device |
US8883323B2 (en) | 2010-11-22 | 2014-11-11 | Idemitsu Kosan Co., Ltd. | Organic electroluminescence device |
WO2012070233A1 (en) * | 2010-11-22 | 2012-05-31 | Idemitsu Kosan Co.,Ltd. | Organic electroluminescence device |
WO2012070234A1 (en) * | 2010-11-22 | 2012-05-31 | Idemitsu Kosan Co.,Ltd. | Organic electroluminescence device |
JP2014507401A (ja) * | 2010-12-20 | 2014-03-27 | イー・アイ・デュポン・ドウ・ヌムール・アンド・カンパニー | 電子技術応用のためのトリアジン誘導体 |
WO2012086170A1 (ja) * | 2010-12-20 | 2012-06-28 | 出光興産株式会社 | 芳香族複素環誘導体及びそれを用いた有機エレクトロルミネッセンス素子 |
US9705091B2 (en) | 2010-12-20 | 2017-07-11 | Idemitsu Kosan Co., Ltd. | Aromatic heterocycle derivative and organic electroluminescent element using same |
JP2011176333A (ja) * | 2011-04-01 | 2011-09-08 | Konica Minolta Holdings Inc | 有機エレクトロルミネッセンス素子、表示装置及び照明装置 |
US9252368B2 (en) | 2011-11-11 | 2016-02-02 | Tosoh Corporation | Cyclic azine compound having nitrogen-containing condensed aromatic group, method for producing same, and organic electroluminescent device comprising same as constituent component |
JP2014111548A (ja) * | 2011-11-11 | 2014-06-19 | Tosoh Corp | 含窒素縮環芳香族基を有する環状アジン化合物とその製造方法、及びそれらを構成成分とする有機電界発光素子 |
CN104039773B (zh) * | 2011-11-11 | 2016-08-24 | 东曹株式会社 | 具有含氮缩环芳香基的环状吖嗪化合物及其制造方法、以及以该环状吖嗪化合物为构成成分的有机电致发光元件 |
CN104039773A (zh) * | 2011-11-11 | 2014-09-10 | 东曹株式会社 | 具有含氮缩环芳香基的环状吖嗪化合物及其制造方法、以及以该环状吖嗪化合物为构成成分的有机电致发光元件 |
WO2013069762A1 (ja) * | 2011-11-11 | 2013-05-16 | 東ソー株式会社 | 含窒素縮環芳香族基を有する環状アジン化合物とその製造方法、及びそれを構成成分とする有機電界発光素子 |
WO2014073307A1 (ja) * | 2012-11-07 | 2014-05-15 | 出光興産株式会社 | 有機エレクトロルミネッセンス素子および電子機器 |
JP2013084965A (ja) * | 2012-11-26 | 2013-05-09 | Konica Minolta Holdings Inc | 有機エレクトロルミネッセンス素子、表示装置及び照明装置 |
KR20150123907A (ko) | 2013-03-01 | 2015-11-04 | 고쿠리쓰다이가쿠호진 규슈다이가쿠 | 화합물, 발광 재료 및 유기 발광 소자 |
WO2014133121A1 (ja) | 2013-03-01 | 2014-09-04 | 国立大学法人九州大学 | 化合物、発光材料および有機発光素子 |
US9818955B2 (en) | 2013-03-01 | 2017-11-14 | Kyulux, Inc. | Compound, light emitting material, and organic light emitting device |
WO2014157230A1 (ja) * | 2013-03-25 | 2014-10-02 | 出光興産株式会社 | 有機エレクトロルミネッセンス素子及びその製造方法 |
JPWO2015072520A1 (ja) * | 2013-11-13 | 2017-03-16 | 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および電子機器 |
WO2015072520A1 (ja) * | 2013-11-13 | 2015-05-21 | 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および電子機器 |
US10217954B2 (en) | 2013-11-13 | 2019-02-26 | Idemitsu Kosan Co., Ltd. | Compound, material for organic electroluminescent element, organic electroluminescent element, and electronic device |
CN105473569A (zh) * | 2013-11-13 | 2016-04-06 | 出光兴产株式会社 | 化合物、有机电致发光元件用材料、有机电致发光元件和电子设备 |
CN105473569B (zh) * | 2013-11-13 | 2021-01-01 | 出光兴产株式会社 | 化合物、有机电致发光元件用材料、有机电致发光元件和电子设备 |
US20170335181A1 (en) * | 2014-10-23 | 2017-11-23 | Rohm And Haas Electronic Materials Korea Ltd. | A novel combination of a host compound and a dopant compound and an organic electroluminescent device comprising the same |
JPWO2016117429A1 (ja) * | 2015-01-20 | 2017-11-09 | 保土谷化学工業株式会社 | ピリミジン誘導体および有機エレクトロルミネッセンス素子 |
WO2016117429A1 (ja) * | 2015-01-20 | 2016-07-28 | 保土谷化学工業株式会社 | ピリミジン誘導体および有機エレクトロルミネッセンス素子 |
CN107406415A (zh) * | 2015-01-20 | 2017-11-28 | 保土谷化学工业株式会社 | 嘧啶衍生物和有机电致发光器件 |
US10566543B2 (en) | 2015-01-20 | 2020-02-18 | Hodogaya Chemical Co., Ltd. | Pyrimidine derivative and organic electroluminescent devices |
CN107406415B (zh) * | 2015-01-20 | 2021-02-19 | 保土谷化学工业株式会社 | 嘧啶衍生物和有机电致发光器件 |
US12098143B2 (en) | 2018-08-29 | 2024-09-24 | Samsung Display Co., Ltd. | Organic molecules for optoelectronic devices |
Also Published As
Publication number | Publication date |
---|---|
US20070257600A1 (en) | 2007-11-08 |
KR20060114001A (ko) | 2006-11-03 |
KR101159373B1 (ko) | 2012-06-26 |
CN1918947A (zh) | 2007-02-21 |
EP1718121A4 (en) | 2008-09-24 |
TWI428053B (zh) | 2014-02-21 |
TW200533239A (en) | 2005-10-01 |
JPWO2005076669A1 (ja) | 2007-10-18 |
JP5179720B2 (ja) | 2013-04-10 |
CN100591183C (zh) | 2010-02-17 |
EP1718121A1 (en) | 2006-11-02 |
EP1718121B1 (en) | 2020-11-25 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
WO2005076669A1 (ja) | 有機エレクトロルミネッセンス素子 | |
US8623524B2 (en) | Organic electroluminescent device | |
EP1589789B1 (en) | Organic electroluminescence device | |
JP5480364B2 (ja) | 有機エレクトロルミネッセンス素子 | |
US8211552B2 (en) | Organic electroluminescence device | |
US7291404B2 (en) | Organic light emitting devices | |
US7781960B2 (en) | Metal complex compound and organic electroluminescent element using the same | |
WO2004028217A1 (ja) | 有機エレクトロルミネッセンス素子 | |
EP2166586A1 (en) | Organic electroluminescent device | |
US20070221912A1 (en) | Stacked Organic Light Emitting Device Having High Efficiency and High Brightness | |
TW200920181A (en) | Organic EL device | |
US7462719B2 (en) | Metal-complex compound and organic electroluminescence device using the compound | |
US7501521B2 (en) | Metal-complex compound and organic electroluminescence device using the compound | |
WO2005079118A1 (ja) | 有機エレクトロルミネッセンス素子 | |
KR20100057593A (ko) | 유기 el 소자 및 유기 el 재료 함유 용액 | |
TW200915918A (en) | Organic EL device | |
US7446197B2 (en) | Metal-complex compound and organic electroluminescence device using the compound | |
JP2014099645A (ja) | 有機エレクトロルミネッセンス素子 | |
TW200920179A (en) | Organic electroluminescence device | |
WO2004035709A1 (ja) | 有機エレクトロルミネッセンス素子用材料及びそれを用いた有機エレクトロルミネッセンス素子 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
AK | Designated states |
Kind code of ref document: A1 Designated state(s): AE AG AL AM AT AU AZ BA BB BG BR BW BY BZ CA CH CN CO CR CU CZ DE DK DM DZ EC EE EG ES FI GB GD GE GH GM HR HU ID IL IN IS JP KE KG KP KR KZ LC LK LR LS LT LU LV MA MD MG MK MN MW MX MZ NA NI NO NZ OM PG PH PL PT RO RU SC SD SE SG SK SL SY TJ TM TN TR TT TZ UA UG US UZ VC VN YU ZA ZM ZW |
|
AL | Designated countries for regional patents |
Kind code of ref document: A1 Designated state(s): BW GH GM KE LS MW MZ NA SD SL SZ TZ UG ZM ZW AM AZ BY KG KZ MD RU TJ TM AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LT LU MC NL PL PT RO SE SI SK TR BF BJ CF CG CI CM GA GN GQ GW ML MR NE SN TD TG |
|
121 | Ep: the epo has been informed by wipo that ep was designated in this application | ||
WWE | Wipo information: entry into national phase |
Ref document number: 2005517777 Country of ref document: JP |
|
WWE | Wipo information: entry into national phase |
Ref document number: 2005709851 Country of ref document: EP |
|
WWE | Wipo information: entry into national phase |
Ref document number: 1020067015981 Country of ref document: KR Ref document number: 200580004332.6 Country of ref document: CN |
|
NENP | Non-entry into the national phase |
Ref country code: DE |
|
WWW | Wipo information: withdrawn in national office |
Country of ref document: DE |
|
WWP | Wipo information: published in national office |
Ref document number: 2005709851 Country of ref document: EP |
|
WWP | Wipo information: published in national office |
Ref document number: 1020067015981 Country of ref document: KR |
|
WWE | Wipo information: entry into national phase |
Ref document number: 10588549 Country of ref document: US |
|
WWP | Wipo information: published in national office |
Ref document number: 10588549 Country of ref document: US |