KR102556088B1 - 유기 전계 발광 소자 - Google Patents
유기 전계 발광 소자 Download PDFInfo
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- KR102556088B1 KR102556088B1 KR1020150165510A KR20150165510A KR102556088B1 KR 102556088 B1 KR102556088 B1 KR 102556088B1 KR 1020150165510 A KR1020150165510 A KR 1020150165510A KR 20150165510 A KR20150165510 A KR 20150165510A KR 102556088 B1 KR102556088 B1 KR 102556088B1
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- South Korea
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- 238000005401 electroluminescence Methods 0.000 title description 4
- 230000005525 hole transport Effects 0.000 claims abstract description 273
- 239000000463 material Substances 0.000 claims abstract description 194
- 150000001875 compounds Chemical class 0.000 claims description 152
- 125000004432 carbon atom Chemical group C* 0.000 claims description 103
- 125000003118 aryl group Chemical group 0.000 claims description 30
- 125000001072 heteroaryl group Chemical group 0.000 claims description 26
- 238000004768 lowest unoccupied molecular orbital Methods 0.000 claims description 18
- 125000005843 halogen group Chemical group 0.000 claims description 16
- 125000000217 alkyl group Chemical group 0.000 claims description 14
- 125000004435 hydrogen atom Chemical group [H]* 0.000 claims description 14
- 229910052805 deuterium Inorganic materials 0.000 claims description 13
- 125000003545 alkoxy group Chemical group 0.000 claims description 11
- 125000006413 ring segment Chemical group 0.000 claims description 11
- 125000004093 cyano group Chemical group *C#N 0.000 claims description 9
- 125000000753 cycloalkyl group Chemical group 0.000 claims description 9
- 230000005281 excited state Effects 0.000 claims description 9
- 238000007363 ring formation reaction Methods 0.000 claims description 8
- 125000004453 alkoxycarbonyl group Chemical group 0.000 claims description 5
- 125000003710 aryl alkyl group Chemical group 0.000 claims description 5
- 125000000732 arylene group Chemical group 0.000 claims description 5
- 125000004104 aryloxy group Chemical group 0.000 claims description 5
- 125000003178 carboxy group Chemical group [H]OC(*)=O 0.000 claims description 5
- 125000005549 heteroarylene group Chemical group 0.000 claims description 5
- 125000002887 hydroxy group Chemical group [H]O* 0.000 claims description 5
- 125000000449 nitro group Chemical group [O-][N+](*)=O 0.000 claims description 5
- 125000003808 silyl group Chemical group [H][Si]([H])([H])[*] 0.000 claims description 5
- 125000004149 thio group Chemical group *S* 0.000 claims description 3
- 150000001975 deuterium Chemical group 0.000 claims 2
- UFHFLCQGNIYNRP-VVKOMZTBSA-N Dideuterium Chemical group [2H][2H] UFHFLCQGNIYNRP-VVKOMZTBSA-N 0.000 claims 1
- -1 9-anthryl group Chemical group 0.000 description 548
- 239000010410 layer Substances 0.000 description 369
- 230000000052 comparative effect Effects 0.000 description 37
- 238000002347 injection Methods 0.000 description 30
- 239000007924 injection Substances 0.000 description 30
- 239000000126 substance Substances 0.000 description 27
- 239000010408 film Substances 0.000 description 25
- 229940125904 compound 1 Drugs 0.000 description 22
- 239000000758 substrate Substances 0.000 description 20
- 238000000034 method Methods 0.000 description 19
- 239000002019 doping agent Substances 0.000 description 15
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 12
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 description 12
- 125000004431 deuterium atom Chemical group 0.000 description 11
- 125000003983 fluorenyl group Chemical group C1(=CC=CC=2C3=CC=CC=C3CC12)* 0.000 description 11
- 125000000609 carbazolyl group Chemical group C1(=CC=CC=2C3=CC=CC=C3NC12)* 0.000 description 10
- 238000009792 diffusion process Methods 0.000 description 10
- 125000001997 phenyl group Chemical group [H]C1=C([H])C([H])=C(*)C([H])=C1[H] 0.000 description 10
- JUJWROOIHBZHMG-UHFFFAOYSA-N Pyridine Chemical group C1=CC=NC=C1 JUJWROOIHBZHMG-UHFFFAOYSA-N 0.000 description 9
- 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 8
- 125000006267 biphenyl group Chemical group 0.000 description 8
- 229910052757 nitrogen Inorganic materials 0.000 description 8
- 229910052751 metal Inorganic materials 0.000 description 7
- 239000002184 metal Substances 0.000 description 7
- BFTIPCRZWILUIY-UHFFFAOYSA-N 2,5,8,11-tetratert-butylperylene Chemical group CC(C)(C)C1=CC(C2=CC(C(C)(C)C)=CC=3C2=C2C=C(C=3)C(C)(C)C)=C3C2=CC(C(C)(C)C)=CC3=C1 BFTIPCRZWILUIY-UHFFFAOYSA-N 0.000 description 6
- CBENFWSGALASAD-UHFFFAOYSA-N Ozone Chemical compound [O-][O+]=O CBENFWSGALASAD-UHFFFAOYSA-N 0.000 description 6
- 125000002729 alkyl fluoride group Chemical group 0.000 description 6
- 125000001495 ethyl group Chemical group [H]C([H])([H])C([H])([H])* 0.000 description 6
- 125000001449 isopropyl group Chemical group [H]C([H])([H])C([H])(*)C([H])([H])[H] 0.000 description 6
- 238000004519 manufacturing process Methods 0.000 description 6
- 238000005259 measurement Methods 0.000 description 6
- 125000002496 methyl group Chemical group [H]C([H])([H])* 0.000 description 6
- 239000000203 mixture Substances 0.000 description 6
- 125000001436 propyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])[H] 0.000 description 6
- 125000004076 pyridyl group Chemical group 0.000 description 6
- 125000005493 quinolyl group Chemical group 0.000 description 6
- 238000001308 synthesis method Methods 0.000 description 6
- VZSRBBMJRBPUNF-UHFFFAOYSA-N 2-(2,3-dihydro-1H-inden-2-ylamino)-N-[3-oxo-3-(2,4,6,7-tetrahydrotriazolo[4,5-c]pyridin-5-yl)propyl]pyrimidine-5-carboxamide Chemical compound C1C(CC2=CC=CC=C12)NC1=NC=C(C=N1)C(=O)NCCC(N1CC2=C(CC1)NN=N2)=O VZSRBBMJRBPUNF-UHFFFAOYSA-N 0.000 description 5
- AFCARXCZXQIEQB-UHFFFAOYSA-N N-[3-oxo-3-(2,4,6,7-tetrahydrotriazolo[4,5-c]pyridin-5-yl)propyl]-2-[[3-(trifluoromethoxy)phenyl]methylamino]pyrimidine-5-carboxamide Chemical class O=C(CCNC(=O)C=1C=NC(=NC=1)NCC1=CC(=CC=C1)OC(F)(F)F)N1CC2=C(CC1)NN=N2 AFCARXCZXQIEQB-UHFFFAOYSA-N 0.000 description 5
- 229910052782 aluminium Inorganic materials 0.000 description 5
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 5
- 125000000499 benzofuranyl group Chemical group O1C(=CC2=C1C=CC=C2)* 0.000 description 5
- 238000000151 deposition Methods 0.000 description 5
- 125000003914 fluoranthenyl group Chemical group C1(=CC=C2C=CC=C3C4=CC=CC=C4C1=C23)* 0.000 description 5
- 125000002541 furyl group Chemical group 0.000 description 5
- 239000011521 glass Substances 0.000 description 5
- PQXKHYXIUOZZFA-UHFFFAOYSA-M lithium fluoride Chemical compound [Li+].[F-] PQXKHYXIUOZZFA-UHFFFAOYSA-M 0.000 description 5
- 125000004108 n-butyl group Chemical group [H]C([H])([H])C([H])([H])C([H])([H])C([H])([H])* 0.000 description 5
- 125000006083 1-bromoethyl group Chemical group 0.000 description 4
- 125000001478 1-chloroethyl group Chemical group [H]C([H])([H])C([H])(Cl)* 0.000 description 4
- 125000004066 1-hydroxyethyl group Chemical group [H]OC([H])([*])C([H])([H])[H] 0.000 description 4
- 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 4
- RIKNNBBGYSDYAX-UHFFFAOYSA-N 2-[1-[2-(4-methyl-n-(4-methylphenyl)anilino)phenyl]cyclohexyl]-n,n-bis(4-methylphenyl)aniline Chemical compound C1=CC(C)=CC=C1N(C=1C(=CC=CC=1)C1(CCCCC1)C=1C(=CC=CC=1)N(C=1C=CC(C)=CC=1)C=1C=CC(C)=CC=1)C1=CC=C(C)C=C1 RIKNNBBGYSDYAX-UHFFFAOYSA-N 0.000 description 4
- 125000000022 2-aminoethyl group Chemical group [H]C([*])([H])C([H])([H])N([H])[H] 0.000 description 4
- 125000005999 2-bromoethyl group Chemical group 0.000 description 4
- 125000001340 2-chloroethyl group Chemical group [H]C([H])(Cl)C([H])([H])* 0.000 description 4
- 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 4
- YLZOPXRUQYQQID-UHFFFAOYSA-N 3-(2,4,6,7-tetrahydrotriazolo[4,5-c]pyridin-5-yl)-1-[4-[2-[[3-(trifluoromethoxy)phenyl]methylamino]pyrimidin-5-yl]piperazin-1-yl]propan-1-one Chemical compound N1N=NC=2CN(CCC=21)CCC(=O)N1CCN(CC1)C=1C=NC(=NC=1)NCC1=CC(=CC=C1)OC(F)(F)F YLZOPXRUQYQQID-UHFFFAOYSA-N 0.000 description 4
- XQAVPBUSQDXUQH-UHFFFAOYSA-N 3-[7-(9H-carbazol-3-yl)triphenylen-2-yl]-9H-carbazole Chemical group C1=CC(=CC=2C3=CC=CC=C3NC1=2)C1=CC=2C3=CC=CC=C3C3=CC(=CC=C3C=2C=C1)C=1C=CC=2NC3=CC=CC=C3C=2C=1 XQAVPBUSQDXUQH-UHFFFAOYSA-N 0.000 description 4
- OGGKVJMNFFSDEV-UHFFFAOYSA-N 3-methyl-n-[4-[4-(n-(3-methylphenyl)anilino)phenyl]phenyl]-n-phenylaniline Chemical compound CC1=CC=CC(N(C=2C=CC=CC=2)C=2C=CC(=CC=2)C=2C=CC(=CC=2)N(C=2C=CC=CC=2)C=2C=C(C)C=CC=2)=C1 OGGKVJMNFFSDEV-UHFFFAOYSA-N 0.000 description 4
- DEXFNLNNUZKHNO-UHFFFAOYSA-N 6-[3-[4-[2-(2,3-dihydro-1H-inden-2-ylamino)pyrimidin-5-yl]piperidin-1-yl]-3-oxopropyl]-3H-1,3-benzoxazol-2-one Chemical compound C1C(CC2=CC=CC=C12)NC1=NC=C(C=N1)C1CCN(CC1)C(CCC1=CC2=C(NC(O2)=O)C=C1)=O DEXFNLNNUZKHNO-UHFFFAOYSA-N 0.000 description 4
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 4
- YCKRFDGAMUMZLT-UHFFFAOYSA-N Fluorine atom Chemical compound [F] YCKRFDGAMUMZLT-UHFFFAOYSA-N 0.000 description 4
- MKYBYDHXWVHEJW-UHFFFAOYSA-N N-[1-oxo-1-(2,4,6,7-tetrahydrotriazolo[4,5-c]pyridin-5-yl)propan-2-yl]-2-[[3-(trifluoromethoxy)phenyl]methylamino]pyrimidine-5-carboxamide Chemical class O=C(C(C)NC(=O)C=1C=NC(=NC=1)NCC1=CC(=CC=C1)OC(F)(F)F)N1CC2=C(CC1)NN=N2 MKYBYDHXWVHEJW-UHFFFAOYSA-N 0.000 description 4
- NIPNSKYNPDTRPC-UHFFFAOYSA-N N-[2-oxo-2-(2,4,6,7-tetrahydrotriazolo[4,5-c]pyridin-5-yl)ethyl]-2-[[3-(trifluoromethoxy)phenyl]methylamino]pyrimidine-5-carboxamide Chemical class O=C(CNC(=O)C=1C=NC(=NC=1)NCC1=CC(=CC=C1)OC(F)(F)F)N1CC2=C(CC1)NN=N2 NIPNSKYNPDTRPC-UHFFFAOYSA-N 0.000 description 4
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 description 4
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 4
- 239000007983 Tris buffer Substances 0.000 description 4
- 125000005428 anthryl 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 4
- 229910052786 argon Inorganic materials 0.000 description 4
- 125000004429 atom Chemical group 0.000 description 4
- 125000001164 benzothiazolyl group Chemical group S1C(=NC2=C1C=CC=C2)* 0.000 description 4
- 125000004196 benzothienyl group Chemical group S1C(=CC2=C1C=CC=C2)* 0.000 description 4
- 125000004541 benzoxazolyl group Chemical group O1C(=NC2=C1C=CC=C2)* 0.000 description 4
- 125000002529 biphenylenyl group Chemical group C1(=CC=CC=2C3=CC=CC=C3C12)* 0.000 description 4
- 125000005997 bromomethyl group Chemical group 0.000 description 4
- XJHCXCQVJFPJIK-UHFFFAOYSA-M caesium fluoride Chemical compound [F-].[Cs+] XJHCXCQVJFPJIK-UHFFFAOYSA-M 0.000 description 4
- 125000005566 carbazolylene group Chemical group 0.000 description 4
- 238000006243 chemical reaction Methods 0.000 description 4
- 239000000460 chlorine Substances 0.000 description 4
- 125000004218 chloromethyl group Chemical group [H]C([H])(Cl)* 0.000 description 4
- TXCDCPKCNAJMEE-UHFFFAOYSA-N dibenzofuran Chemical compound C1=CC=C2C3=CC=CC=C3OC2=C1 TXCDCPKCNAJMEE-UHFFFAOYSA-N 0.000 description 4
- 125000004988 dibenzothienyl group Chemical group C1(=CC=CC=2SC3=C(C21)C=CC=C3)* 0.000 description 4
- 238000011156 evaluation Methods 0.000 description 4
- 125000005567 fluorenylene group Chemical group 0.000 description 4
- 229910052731 fluorine Inorganic materials 0.000 description 4
- 239000011737 fluorine Substances 0.000 description 4
- 125000006343 heptafluoro propyl group Chemical group 0.000 description 4
- 125000004029 hydroxymethyl group Chemical group [H]OC([H])([H])* 0.000 description 4
- 125000003454 indenyl group Chemical group C1(C=CC2=CC=CC=C12)* 0.000 description 4
- 229910052741 iridium Inorganic materials 0.000 description 4
- 125000000959 isobutyl group Chemical group [H]C([H])([H])C([H])(C([H])([H])[H])C([H])([H])* 0.000 description 4
- 125000005956 isoquinolyl group Chemical group 0.000 description 4
- 239000011777 magnesium Substances 0.000 description 4
- IBHBKWKFFTZAHE-UHFFFAOYSA-N n-[4-[4-(n-naphthalen-1-ylanilino)phenyl]phenyl]-n-phenylnaphthalen-1-amine Chemical compound C1=CC=CC=C1N(C=1C2=CC=CC=C2C=CC=1)C1=CC=C(C=2C=CC(=CC=2)N(C=2C=CC=CC=2)C=2C3=CC=CC=C3C=CC=2)C=C1 IBHBKWKFFTZAHE-UHFFFAOYSA-N 0.000 description 4
- 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 4
- 125000001280 n-hexyl group Chemical group C(CCCCC)* 0.000 description 4
- 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 4
- 125000001624 naphthyl group Chemical group 0.000 description 4
- NFHFRUOZVGFOOS-UHFFFAOYSA-N palladium;triphenylphosphane Chemical compound [Pd].C1=CC=CC=C1P(C=1C=CC=CC=1)C1=CC=CC=C1.C1=CC=CC=C1P(C=1C=CC=CC=1)C1=CC=CC=C1.C1=CC=CC=C1P(C=1C=CC=CC=1)C1=CC=CC=C1.C1=CC=CC=C1P(C=1C=CC=CC=1)C1=CC=CC=C1 NFHFRUOZVGFOOS-UHFFFAOYSA-N 0.000 description 4
- 125000001792 phenanthrenyl group Chemical group C1(=CC=CC=2C3=CC=CC=C3C=CC12)* 0.000 description 4
- 125000000843 phenylene group Chemical group C1(=C(C=CC=C1)*)* 0.000 description 4
- 229920003227 poly(N-vinyl carbazole) Polymers 0.000 description 4
- 239000000047 product Substances 0.000 description 4
- 125000004309 pyranyl group Chemical group O1C(C=CC=C1)* 0.000 description 4
- 125000001725 pyrenyl group Chemical group 0.000 description 4
- UMJSCPRVCHMLSP-UHFFFAOYSA-N pyridine Natural products COC1=CC=CN=C1 UMJSCPRVCHMLSP-UHFFFAOYSA-N 0.000 description 4
- 125000001567 quinoxalinyl group Chemical group N1=C(C=NC2=CC=CC=C12)* 0.000 description 4
- 229910052705 radium Inorganic materials 0.000 description 4
- 125000002914 sec-butyl group Chemical group [H]C([H])([H])C([H])([H])C([H])(*)C([H])([H])[H] 0.000 description 4
- 238000004544 sputter deposition Methods 0.000 description 4
- 125000001424 substituent group Chemical group 0.000 description 4
- 125000006836 terphenylene group Chemical group 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
- 125000001544 thienyl group Chemical group 0.000 description 4
- 125000005556 thienylene group Chemical group 0.000 description 4
- ODHXBMXNKOYIBV-UHFFFAOYSA-N triphenylamine Chemical compound C1=CC=CC=C1N(C=1C=CC=CC=1)C1=CC=CC=C1 ODHXBMXNKOYIBV-UHFFFAOYSA-N 0.000 description 4
- 125000003960 triphenylenyl group Chemical group C1(=CC=CC=2C3=CC=CC=C3C3=CC=CC=C3C12)* 0.000 description 4
- UHXOHPVVEHBKKT-UHFFFAOYSA-N 1-(2,2-diphenylethenyl)-4-[4-(2,2-diphenylethenyl)phenyl]benzene Chemical group C=1C=C(C=2C=CC(C=C(C=3C=CC=CC=3)C=3C=CC=CC=3)=CC=2)C=CC=1C=C(C=1C=CC=CC=1)C1=CC=CC=C1 UHXOHPVVEHBKKT-UHFFFAOYSA-N 0.000 description 3
- GEQBRULPNIVQPP-UHFFFAOYSA-N 2-[3,5-bis(1-phenylbenzimidazol-2-yl)phenyl]-1-phenylbenzimidazole Chemical compound C1=CC=CC=C1N1C2=CC=CC=C2N=C1C1=CC(C=2N(C3=CC=CC=C3N=2)C=2C=CC=CC=2)=CC(C=2N(C3=CC=CC=C3N=2)C=2C=CC=CC=2)=C1 GEQBRULPNIVQPP-UHFFFAOYSA-N 0.000 description 3
- 125000000389 2-pyrrolyl group Chemical group [H]N1C([*])=C([H])C([H])=C1[H] 0.000 description 3
- AWXGSYPUMWKTBR-UHFFFAOYSA-N 4-carbazol-9-yl-n,n-bis(4-carbazol-9-ylphenyl)aniline Chemical compound C12=CC=CC=C2C2=CC=CC=C2N1C1=CC=C(N(C=2C=CC(=CC=2)N2C3=CC=CC=C3C3=CC=CC=C32)C=2C=CC(=CC=2)N2C3=CC=CC=C3C3=CC=CC=C32)C=C1 AWXGSYPUMWKTBR-UHFFFAOYSA-N 0.000 description 3
- UHOVQNZJYSORNB-UHFFFAOYSA-N Benzene Chemical compound C1=CC=CC=C1 UHOVQNZJYSORNB-UHFFFAOYSA-N 0.000 description 3
- 101000837344 Homo sapiens T-cell leukemia translocation-altered gene protein Proteins 0.000 description 3
- 102100028692 T-cell leukemia translocation-altered gene protein Human genes 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 3
- 229910052799 carbon Inorganic materials 0.000 description 3
- 125000005842 heteroatom Chemical group 0.000 description 3
- GKOZUEZYRPOHIO-UHFFFAOYSA-N iridium atom Chemical compound [Ir] GKOZUEZYRPOHIO-UHFFFAOYSA-N 0.000 description 3
- UEEXRMUCXBPYOV-UHFFFAOYSA-N iridium;2-phenylpyridine Chemical compound [Ir].C1=CC=CC=C1C1=CC=CC=N1.C1=CC=CC=C1C1=CC=CC=N1.C1=CC=CC=C1C1=CC=CC=N1 UEEXRMUCXBPYOV-UHFFFAOYSA-N 0.000 description 3
- 150000002739 metals Chemical class 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 239000012044 organic layer Substances 0.000 description 3
- TVIVIEFSHFOWTE-UHFFFAOYSA-K tri(quinolin-8-yloxy)alumane Chemical compound [Al+3].C1=CN=C2C([O-])=CC=CC2=C1.C1=CN=C2C([O-])=CC=CC2=C1.C1=CN=C2C([O-])=CC=CC2=C1 TVIVIEFSHFOWTE-UHFFFAOYSA-K 0.000 description 3
- XLOMVQKBTHCTTD-UHFFFAOYSA-N zinc oxide Inorganic materials [Zn]=O XLOMVQKBTHCTTD-UHFFFAOYSA-N 0.000 description 3
- POILWHVDKZOXJZ-ARJAWSKDSA-M (z)-4-oxopent-2-en-2-olate Chemical compound C\C([O-])=C\C(C)=O POILWHVDKZOXJZ-ARJAWSKDSA-M 0.000 description 2
- KBHBUUBXEQUIMV-UHFFFAOYSA-N 1,1,1,2,2,3,3,4,4,5,5,6,6,7,7,8,8-heptadecafluorooctane Chemical group FC(F)C(F)(F)C(F)(F)C(F)(F)C(F)(F)C(F)(F)C(F)(F)C(F)(F)F KBHBUUBXEQUIMV-UHFFFAOYSA-N 0.000 description 2
- HBBKKZVRZMEYOS-UHFFFAOYSA-N 1,8-phenanthroline Chemical compound N1=CC=C2C3=NC=CC=C3C=CC2=C1 HBBKKZVRZMEYOS-UHFFFAOYSA-N 0.000 description 2
- 125000004134 1-norbornyl group Chemical group [H]C1([H])C([H])([H])C2(*)C([H])([H])C([H])([H])C1([H])C2([H])[H] 0.000 description 2
- LPCWDYWZIWDTCV-UHFFFAOYSA-N 1-phenylisoquinoline Chemical compound C1=CC=CC=C1C1=NC=CC2=CC=CC=C12 LPCWDYWZIWDTCV-UHFFFAOYSA-N 0.000 description 2
- 125000001462 1-pyrrolyl group Chemical group [*]N1C([H])=C([H])C([H])=C1[H] 0.000 description 2
- XRZWQEBDHIAHDX-UHFFFAOYSA-N 2,8-phenanthroline Chemical compound C1=NC=CC2=C(C=NC=C3)C3=CC=C21 XRZWQEBDHIAHDX-UHFFFAOYSA-N 0.000 description 2
- 125000001731 2-cyanoethyl group Chemical group [H]C([H])(*)C([H])([H])C#N 0.000 description 2
- 125000000954 2-hydroxyethyl group Chemical group [H]C([*])([H])C([H])([H])O[H] 0.000 description 2
- 125000004135 2-norbornyl group Chemical group [H]C1([H])C([H])([H])C2([H])C([H])([H])C1([H])C([H])([H])C2([H])* 0.000 description 2
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Images
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
- H10K85/631—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
-
- 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
- H10K85/622—Polycyclic condensed aromatic hydrocarbons, e.g. anthracene containing four rings, e.g. pyrene
-
- 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
-
- C—CHEMISTRY; METALLURGY
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Abstract
Description
양극측 정공 수송층 |
중간 정공 수송 재료층 |
발광층측 정공수송층 |
구동전압 [V] |
발광 수명 | 발광 효율 | |
실시예 1-1 | 화합물4-15 | 화합물 6-1 | 화합물 1 | 6.3 | 1.0 | 1.09 |
실시예 1-2 | 화합물 4-15 | 화합물 6-2 | 화합물 1 | 6.5 | 1.0 | 1.06 |
실시예 1-3 | 화합물 4-16 | 화합물 6-1 | 화합물 1 | 6.4 | 1.0 | 1.08 |
실시예 1-4 | 화합물 4-16 | 화합물 6-2 | 화합물 1 | 6.6 | 1.0 | 1.06 |
비교예 1-1 | 화합물 6-3 | 화합물 6-1 | 화합물 1 | 7.6 | 1 | 1 |
비교예 1-2 | 화합물 4-15 | 화합물 1 | 화합물 6-1 | 6.5 | 0.9 | 0.8 |
비교예 1-3 | 화합물 4-15 | 화합물 6-1 | 화합물 6-1 | 6.4 | 0.9 | 0.9 |
비교예 1-4 | 화합물 4-16 | 화합물 1 | 화합물 6-1 | 6.6 | 0.9 | 0.8 |
비교예 1-5 | 화합물 4-16 | 화합물 6-1 | 화합물 6-1 | 6.5 | 0.9 | 0.9 |
양극측 정공 수송층 |
중간 정공 수송 재료층 |
발광층측 정공 수송층 |
구동 전압[V] |
발광 수명 |
발광 효율 |
|
실시예 2-1 | 화합물6-3, 화합물4-15 | 화합물2-1 | 화합물1 | 6.3 | 1.4 | 1.09 |
실시예 2-2 | 화합물6-1, 화합물4-15 | 화합물2-1 | 화합물1 | 6.0 | 1.4 | 1.07 |
실시예 2-3 | 화합물2-1, 화합물4-15 | 화합물2-1 | 화합물1 | 6.1 | 1.4 | 1.08 |
실시예 2-4 | 화합물 2-1, 화합물 4-15 | 화합물 6-2 | 화합물 1 | 6.1 | 1.4 | 1.06 |
실시예 2-5 | 화합물 6-3, 화합물 4-16 | 화합물 2-1 | 화합물 1 | 6.4 | 1.4 | 1.08 |
실시예 2-6 | 화합물 6-1, 화합물 4-16 | 화합물 2-1 | 화합물 1 | 6.1 | 1.4 | 1.07 |
실시예 2-7 | 화합물 2-1, 화합물 4-16 | 화합물 2-1 | 화합물 1 | 6.2 | 1.4 | 1.07 |
실시예 8 | 화합물 2-1, 화합물 4-16 | 화합물 6-2 | 화합물 1 | 6.2 | 1.4 | 1.06 |
비교예 2-1 | 화합물 6-3 | 화합물 2-1 | 화합물 1 | 7.6 | 1 | 1 |
비교예 2-2 | 화합물 6-3, 화합물 4-15 | 화합물 1 | 화합물 2-1 | 6.5 | 0.9 | 0.8 |
비교예 2-3 | 화합물 6-3, 화합물 4-15 | 화합물 2-1 | 화합물 2-1 | 6.4 | 0.9 | 0.9 |
비교예 2-4 | 화합물 6-3, 화합물 4-15 | 화합물 1 | 화합물 2-1 | 6.6 | 0.9 | 0.8 |
비교예 2-5 | 화합물 6-3, 화합물 4-15 | 화합물 2-1 | 화합물 2-1 | 6.5 | 0.9 | 0.9 |
120 제1 전극 130 정공 수송층
131 양극측 정공 수송층 133 중간 정공 수송 재료층
135 발광층측 정공 수송층 140 발광층
150 전자 수송층 160 전자 주입층
170 제2 전극
Claims (17)
- 양극;
발광층;
상기 양극과 상기 발광층 사이에 마련되고, 전자 수용성 재료를 주로 포함하는 양극측 정공 수송층;
상기 양극측 정공 수송층과 상기 발광층 사이에 마련되고, 중간 정공 수송 재료를 포함하는 중간 정공 수송 재료층; 및
상기 중간 정공 수송 재료층과 상기 발광층 사이에, 상기 발광층과 인접하여 마련되고, 하기 화학식 1로 표시되는 발광층측 정공 수송 재료를 포함하는 발광층측 정공 수송층;을 구비하고,
상기 중간 정공 수송 재료는
하기 화학식 7의 화합물들 중 적어도 하나를 포함하는 유기 전계 발광 소자.
[화학식 1]
[화학식 7]
- 삭제
- 삭제
- 제1항에 있어서,
상기 전자 수용성 재료는 -9.0 eV 이상 -4.0 eV 이하의 LUMO(Lowest Unoccupied Molecular Orbital) 준위를 갖는 유기 전계 발광 소자. - 제1항에 있어서,
상기 양극측 정공 수송층은 상기 양극에 인접하여 마련되는 유기 전계 발광 소자. - 제1항에 있어서,
상기 발광층은 1중항 여기 상태를 거쳐 발광하는 발광 재료를 포함하는 유기 전계 발광 소자. - 제1항에 있어서,
상기 발광층은 하기 화학식 3으로 표시되는 화합물을 포함하는 유기 전계 발광 소자.
[화학식 3]
상기 화학식 3에 있어서,
Ar5는 서로 독립하여 수소 원자, 중수소 원자, 치환 혹은 무치환의 탄소수 1 이상 50 이하의 알킬기, 치환 혹은 무치환의 고리 형성 탄소수 3 이상 50 이하의 시클로알킬기, 치환 혹은 무치환의 탄소수 1 이상 50 이하의 알콕시기, 치환 혹은 무치환의 탄소수 7 이상 50 이하의 아랄킬기, 치환 혹은 무치환의 고리 형성 탄소수 6 이상 50 이하의 아릴옥시기, 치환 혹은 무치환의 고리 형성 탄소수 6 이상 50 이하의 아릴티오기, 치환 혹은 무치환의 탄소수 2 이상 50 이하의 알콕시카르보닐기, 치환 혹은 무치환의 고리 형성 탄소수 6 이상 50 이하의 아릴기, 치환 혹은 무치환의 고리 형성 원자수 5 이상 50 이하의 헤테로아릴기, 치환 혹은 무치환의 실릴기, 카르복시기, 할로겐 원자, 시아노기, 니트로기, 또는 하이드록실기이고,
n은 1 이상 10 이하의 정수이다. - 양극;
발광층;
상기 양극과 상기 발광층 사이에 마련되고, 양극측 정공 수송 재료를 포함하고, 전자 수용성 재료가 도프된 양극측 정공 수송층;
상기 양극측 정공 수송층과 상기 발광층 사이에 마련되고, 중간 정공 수송 재료를 포함하는 중간 정공 수송 재료층; 및
상기 중간 정공 수송 재료층과 상기 발광층 사이에, 상기 발광층과 인접하여 마련되고, 하기 화학식 1로 표시되는 발광층측 정공 수송 재료를 포함하는 발광층측 정공 수송층;을 구비하고,
상기 중간 정공 수송 재료는
하기 화학식 7의 화합물들 중 적어도 하나를 포함하는 유기 전계 발광 소자.
[화학식 1]
[화학식 7]
- 삭제
- 삭제
- 제9항에 있어서,
상기 전자 수용성 재료는 -9.0 eV 이상 -4.0 eV 이하의 LUMO(Lowest Unoccupied Molecular Orbital) 준위를 갖는 유기 전계 발광 소자. - 제9항에 있어서,
상기 양극측 정공 수송층은 상기 양극에 인접하여 마련되는 유기전계 발광 소자. - 제9항에 있어서,
상기 양극측 정공 수송 재료는 하기 화학식 2로 표시되는 화합물인 유기 전계 발광 소자.
[화학식 2]
상기 화학식 2에 있어서,
Ar1~Ar3은 서로 독립하여, 치환 혹은 무치환의 고리 형성 탄소수 6 이상 50 이하의 아릴기, 또는 치환 혹은 무치환의 고리 형성 탄소수 5 이상 50 이하의 헤테로아릴기이고,
Ar4는 수소 원자, 중수소 원자, 할로겐 원자, 치환 혹은 무치환의 고리 형성 탄소수 6 이상 50 이하의 아릴기, 치환 혹은 무치환의 고리 형성 탄소수 5 이상 50 이하의 헤테로아릴기, 또는 치환 혹은 무치환의 탄소수 1 이상 50 이하의 알킬기이고,
L1은 단결합, 치환 혹은 무치환의 고리 형성 탄소수 6 이상 18 이하의 아릴렌기, 또는 치환 혹은 무치환의 고리 형성 탄소수 5 이상 15 이하의 헤테로아릴렌기이다. - 제9항에 있어서,
상기 발광층은 1중항 여기 상태를 거쳐 발광하는 발광 재료를 포함하는 유기 전계 발광 소자. - 제9항에 있어서,
상기 발광층은 하기 화학식 3으로 표시되는 화합물을 포함하는 유기 전계 발광 소자.
[화학식 3]
상기 화학식 3에 있어서,
Ar5는 서로 독립하여 수소 원자, 중수소 원자, 치환 혹은 무치환의 탄소수 1 이상 50 이하의 알킬기, 치환 혹은 무치환의 고리 형성 탄소수 3 이상 50 이하의 시클로알킬기, 치환 혹은 무치환의 탄소수 1 이상 50 이하의 알콕시기, 치환 혹은 무치환의 탄소수 7 이상 50 이하의 아랄킬기, 치환 혹은 무치환의 고리 형성 탄소수 6 이상 50 이하의 아릴옥시기, 치환 혹은 무치환의 고리 형성 탄소수 6 이상 50 이하의 아릴티오기, 치환 혹은 무치환의 탄소수 2 이상 50 이하의 알콕시카르보닐기, 치환 혹은 무치환의 고리 형성 탄소수 6 이상 50 이하의 아릴기, 치환 혹은 무치환의 고리 형성 원자수 5 이상 50 이하의 헤테로아릴기, 치환 혹은 무치환의 실릴기, 카르복시기, 할로겐 원자, 시아노기, 니트로기, 또는 하이드록실기이고,
n은 1 이상 10 이하의 정수이다.
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CN107686487B (zh) * | 2017-09-29 | 2020-12-11 | 中节能万润股份有限公司 | 一种二甲基蒽类有机化合物及其在有机电致发光器件上的应用 |
CN107513034B (zh) * | 2017-09-29 | 2020-11-03 | 中节能万润股份有限公司 | 一种二甲基蒽类有机化合物及其应用 |
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