KR20050085046A - 유기 전기발광 소자 - Google Patents
유기 전기발광 소자 Download PDFInfo
- Publication number
- KR20050085046A KR20050085046A KR1020057008947A KR20057008947A KR20050085046A KR 20050085046 A KR20050085046 A KR 20050085046A KR 1020057008947 A KR1020057008947 A KR 1020057008947A KR 20057008947 A KR20057008947 A KR 20057008947A KR 20050085046 A KR20050085046 A KR 20050085046A
- Authority
- KR
- South Korea
- Prior art keywords
- dopant
- light emitting
- emitting layer
- layer material
- organic
- Prior art date
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- 238000005401 electroluminescence Methods 0.000 title claims abstract 3
- 239000002019 doping agent Substances 0.000 claims abstract description 170
- 239000000463 material Substances 0.000 claims abstract description 108
- 238000002347 injection Methods 0.000 claims description 65
- 239000007924 injection Substances 0.000 claims description 65
- 238000000034 method Methods 0.000 claims description 41
- 150000001875 compounds Chemical class 0.000 claims description 33
- -1 aromatic ring compound Chemical group 0.000 claims description 17
- 150000004982 aromatic amines Chemical group 0.000 claims description 16
- BRSRUYVJULRMRQ-UHFFFAOYSA-N 1-phenylanthracene Chemical compound C1=CC=CC=C1C1=CC=CC2=CC3=CC=CC=C3C=C12 BRSRUYVJULRMRQ-UHFFFAOYSA-N 0.000 claims description 7
- FCNCGHJSNVOIKE-UHFFFAOYSA-N 9,10-diphenylanthracene Chemical class C1=CC=CC=C1C(C1=CC=CC=C11)=C(C=CC=C2)C2=C1C1=CC=CC=C1 FCNCGHJSNVOIKE-UHFFFAOYSA-N 0.000 claims description 7
- UWRZIZXBOLBCON-VOTSOKGWSA-N (e)-2-phenylethenamine Chemical class N\C=C\C1=CC=CC=C1 UWRZIZXBOLBCON-VOTSOKGWSA-N 0.000 claims description 5
- 150000004696 coordination complex Chemical class 0.000 claims description 5
- 125000003342 alkenyl group Chemical group 0.000 claims description 3
- 230000009477 glass transition Effects 0.000 claims description 3
- 150000004986 phenylenediamines Chemical group 0.000 claims description 3
- 230000014509 gene expression Effects 0.000 abstract 1
- 239000010408 film Substances 0.000 description 27
- 230000032258 transport Effects 0.000 description 21
- 230000000052 comparative effect Effects 0.000 description 18
- 238000010586 diagram Methods 0.000 description 11
- 239000000758 substrate Substances 0.000 description 10
- 238000001771 vacuum deposition Methods 0.000 description 10
- 238000009413 insulation Methods 0.000 description 9
- 229910052751 metal Inorganic materials 0.000 description 8
- 239000002184 metal Substances 0.000 description 8
- 239000004065 semiconductor Substances 0.000 description 7
- 239000010409 thin film Substances 0.000 description 7
- UHOVQNZJYSORNB-UHFFFAOYSA-N Benzene Chemical compound C1=CC=CC=C1 UHOVQNZJYSORNB-UHFFFAOYSA-N 0.000 description 6
- 125000003118 aryl group Chemical group 0.000 description 6
- 230000005684 electric field Effects 0.000 description 6
- 239000007772 electrode material Substances 0.000 description 6
- 238000004528 spin coating Methods 0.000 description 6
- 238000004544 sputter deposition Methods 0.000 description 6
- 238000012546 transfer Methods 0.000 description 6
- 238000007740 vapor deposition Methods 0.000 description 6
- 230000015572 biosynthetic process Effects 0.000 description 5
- 238000000151 deposition Methods 0.000 description 5
- 239000011521 glass Substances 0.000 description 5
- 230000005525 hole transport Effects 0.000 description 5
- 230000006872 improvement Effects 0.000 description 5
- YTPLMLYBLZKORZ-UHFFFAOYSA-N Thiophene Chemical compound C=1C=CSC=1 YTPLMLYBLZKORZ-UHFFFAOYSA-N 0.000 description 4
- XJHCXCQVJFPJIK-UHFFFAOYSA-M caesium fluoride Chemical compound [F-].[Cs+] XJHCXCQVJFPJIK-UHFFFAOYSA-M 0.000 description 4
- 230000008021 deposition Effects 0.000 description 4
- 230000005281 excited state Effects 0.000 description 4
- PQXKHYXIUOZZFA-UHFFFAOYSA-M lithium fluoride Chemical compound [Li+].[F-] PQXKHYXIUOZZFA-UHFFFAOYSA-M 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 4
- 239000000203 mixture Substances 0.000 description 4
- 229960003540 oxyquinoline Drugs 0.000 description 4
- MCJGNVYPOGVAJF-UHFFFAOYSA-N quinolin-8-ol Chemical compound C1=CN=C2C(O)=CC=CC2=C1 MCJGNVYPOGVAJF-UHFFFAOYSA-N 0.000 description 4
- YYMBJDOZVAITBP-UHFFFAOYSA-N rubrene Chemical compound C1=CC=CC=C1C(C1=C(C=2C=CC=CC=2)C2=CC=CC=C2C(C=2C=CC=CC=2)=C11)=C(C=CC=C2)C2=C1C1=CC=CC=C1 YYMBJDOZVAITBP-UHFFFAOYSA-N 0.000 description 4
- 239000005725 8-Hydroxyquinoline Substances 0.000 description 3
- KFZMGEQAYNKOFK-UHFFFAOYSA-N Isopropanol Chemical compound CC(C)O KFZMGEQAYNKOFK-UHFFFAOYSA-N 0.000 description 3
- 238000000862 absorption spectrum Methods 0.000 description 3
- 150000004985 diamines Chemical class 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 230000005284 excitation Effects 0.000 description 3
- 239000012528 membrane Substances 0.000 description 3
- 238000002834 transmittance Methods 0.000 description 3
- 238000010521 absorption reaction Methods 0.000 description 2
- 229910052783 alkali metal Inorganic materials 0.000 description 2
- 150000001340 alkali metals Chemical class 0.000 description 2
- 229910052784 alkaline earth metal Inorganic materials 0.000 description 2
- 150000001342 alkaline earth metals Chemical class 0.000 description 2
- 229910045601 alloy Inorganic materials 0.000 description 2
- 239000000956 alloy Substances 0.000 description 2
- 125000000732 arylene group Chemical group 0.000 description 2
- 239000005388 borosilicate glass Substances 0.000 description 2
- KOPBYBDAPCDYFK-UHFFFAOYSA-N caesium oxide Chemical compound [O-2].[Cs+].[Cs+] KOPBYBDAPCDYFK-UHFFFAOYSA-N 0.000 description 2
- 229910001942 caesium oxide Inorganic materials 0.000 description 2
- WUKWITHWXAAZEY-UHFFFAOYSA-L calcium difluoride Chemical compound [F-].[F-].[Ca+2] WUKWITHWXAAZEY-UHFFFAOYSA-L 0.000 description 2
- 229910001634 calcium fluoride Inorganic materials 0.000 description 2
- BRPQOXSCLDDYGP-UHFFFAOYSA-N calcium oxide Chemical compound [O-2].[Ca+2] BRPQOXSCLDDYGP-UHFFFAOYSA-N 0.000 description 2
- 239000000292 calcium oxide Substances 0.000 description 2
- ODINCKMPIJJUCX-UHFFFAOYSA-N calcium oxide Inorganic materials [Ca]=O ODINCKMPIJJUCX-UHFFFAOYSA-N 0.000 description 2
- 238000005266 casting Methods 0.000 description 2
- 239000013522 chelant Substances 0.000 description 2
- 238000004140 cleaning Methods 0.000 description 2
- 239000000412 dendrimer Substances 0.000 description 2
- 229920000736 dendritic polymer Polymers 0.000 description 2
- 238000010893 electron trap Methods 0.000 description 2
- FUJCRWPEOMXPAD-UHFFFAOYSA-N lithium oxide Chemical compound [Li+].[Li+].[O-2] FUJCRWPEOMXPAD-UHFFFAOYSA-N 0.000 description 2
- 229910001947 lithium oxide Inorganic materials 0.000 description 2
- ORUIBWPALBXDOA-UHFFFAOYSA-L magnesium fluoride Chemical compound [F-].[F-].[Mg+2] ORUIBWPALBXDOA-UHFFFAOYSA-L 0.000 description 2
- 229910001635 magnesium fluoride Inorganic materials 0.000 description 2
- 239000000395 magnesium oxide Substances 0.000 description 2
- CPLXHLVBOLITMK-UHFFFAOYSA-N magnesium oxide Inorganic materials [Mg]=O CPLXHLVBOLITMK-UHFFFAOYSA-N 0.000 description 2
- AXZKOIWUVFPNLO-UHFFFAOYSA-N magnesium;oxygen(2-) Chemical compound [O-2].[Mg+2] AXZKOIWUVFPNLO-UHFFFAOYSA-N 0.000 description 2
- 239000011368 organic material Substances 0.000 description 2
- 150000004866 oxadiazoles Chemical class 0.000 description 2
- 125000002080 perylenyl group Chemical group C1(=CC=C2C=CC=C3C4=CC=CC5=CC=CC(C1=C23)=C45)* 0.000 description 2
- CSHWQDPOILHKBI-UHFFFAOYSA-N peryrene Natural products C1=CC(C2=CC=CC=3C2=C2C=CC=3)=C3C2=CC=CC3=C1 CSHWQDPOILHKBI-UHFFFAOYSA-N 0.000 description 2
- 229920000642 polymer Polymers 0.000 description 2
- 229920006389 polyphenyl polymer Chemical class 0.000 description 2
- 238000010791 quenching Methods 0.000 description 2
- 230000000171 quenching effect Effects 0.000 description 2
- 230000006798 recombination Effects 0.000 description 2
- 238000005215 recombination Methods 0.000 description 2
- 230000027756 respiratory electron transport chain Effects 0.000 description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
- 238000001228 spectrum Methods 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 229930192474 thiophene Natural products 0.000 description 2
- QGKMIGUHVLGJBR-UHFFFAOYSA-M (4z)-1-(3-methylbutyl)-4-[[1-(3-methylbutyl)quinolin-1-ium-4-yl]methylidene]quinoline;iodide Chemical compound [I-].C12=CC=CC=C2N(CCC(C)C)C=CC1=CC1=CC=[N+](CCC(C)C)C2=CC=CC=C12 QGKMIGUHVLGJBR-UHFFFAOYSA-M 0.000 description 1
- 125000000027 (C1-C10) alkoxy group Chemical group 0.000 description 1
- 125000000008 (C1-C10) alkyl group Chemical group 0.000 description 1
- GEYOCULIXLDCMW-UHFFFAOYSA-N 1,2-phenylenediamine Chemical group NC1=CC=CC=C1N GEYOCULIXLDCMW-UHFFFAOYSA-N 0.000 description 1
- VERMWGQSKPXSPZ-BUHFOSPRSA-N 1-[(e)-2-phenylethenyl]anthracene Chemical class C=1C=CC2=CC3=CC=CC=C3C=C2C=1\C=C\C1=CC=CC=C1 VERMWGQSKPXSPZ-BUHFOSPRSA-N 0.000 description 1
- YLYPIBBGWLKELC-RMKNXTFCSA-N 2-[2-[(e)-2-[4-(dimethylamino)phenyl]ethenyl]-6-methylpyran-4-ylidene]propanedinitrile Chemical compound C1=CC(N(C)C)=CC=C1\C=C\C1=CC(=C(C#N)C#N)C=C(C)O1 YLYPIBBGWLKELC-RMKNXTFCSA-N 0.000 description 1
- GOLORTLGFDVFDW-UHFFFAOYSA-N 3-(1h-benzimidazol-2-yl)-7-(diethylamino)chromen-2-one Chemical compound C1=CC=C2NC(C3=CC4=CC=C(C=C4OC3=O)N(CC)CC)=NC2=C1 GOLORTLGFDVFDW-UHFFFAOYSA-N 0.000 description 1
- LOIBXBUXWRVJCF-UHFFFAOYSA-N 4-(4-aminophenyl)-3-phenylaniline Chemical group C1=CC(N)=CC=C1C1=CC=C(N)C=C1C1=CC=CC=C1 LOIBXBUXWRVJCF-UHFFFAOYSA-N 0.000 description 1
- ZNJRONVKWRHYBF-VOTSOKGWSA-N 4-(dicyanomethylene)-2-methyl-6-julolidyl-9-enyl-4h-pyran Chemical compound O1C(C)=CC(=C(C#N)C#N)C=C1\C=C\C1=CC(CCCN2CCC3)=C2C3=C1 ZNJRONVKWRHYBF-VOTSOKGWSA-N 0.000 description 1
- 229910001316 Ag alloy Inorganic materials 0.000 description 1
- 229910001148 Al-Li alloy Inorganic materials 0.000 description 1
- PNEYBMLMFCGWSK-UHFFFAOYSA-N Alumina Chemical class [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 1
- 229930192334 Auxin Natural products 0.000 description 1
- 229910052582 BN Inorganic materials 0.000 description 1
- PZNSFCLAULLKQX-UHFFFAOYSA-N Boron nitride Chemical compound N#B PZNSFCLAULLKQX-UHFFFAOYSA-N 0.000 description 1
- 241000284156 Clerodendrum quadriloculare Species 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
- 229910000799 K alloy Inorganic materials 0.000 description 1
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 1
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-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
- CBENFWSGALASAD-UHFFFAOYSA-N Ozone Chemical compound [O-][O+]=O CBENFWSGALASAD-UHFFFAOYSA-N 0.000 description 1
- 239000004721 Polyphenylene oxide Substances 0.000 description 1
- 229910052581 Si3N4 Inorganic materials 0.000 description 1
- 229910006404 SnO 2 Inorganic materials 0.000 description 1
- UCKMPCXJQFINFW-UHFFFAOYSA-N Sulphide Chemical compound [S-2] UCKMPCXJQFINFW-UHFFFAOYSA-N 0.000 description 1
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 description 1
- 239000007983 Tris buffer Substances 0.000 description 1
- JFBZPFYRPYOZCQ-UHFFFAOYSA-N [Li].[Al] Chemical compound [Li].[Al] JFBZPFYRPYOZCQ-UHFFFAOYSA-N 0.000 description 1
- XHCLAFWTIXFWPH-UHFFFAOYSA-N [O-2].[O-2].[O-2].[O-2].[O-2].[V+5].[V+5] Chemical compound [O-2].[O-2].[O-2].[O-2].[O-2].[V+5].[V+5] XHCLAFWTIXFWPH-UHFFFAOYSA-N 0.000 description 1
- WOIHABYNKOEWFG-UHFFFAOYSA-N [Sr].[Ba] Chemical compound [Sr].[Ba] WOIHABYNKOEWFG-UHFFFAOYSA-N 0.000 description 1
- 150000001335 aliphatic alkanes Chemical class 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
- 239000005354 aluminosilicate glass Substances 0.000 description 1
- 239000010405 anode material Substances 0.000 description 1
- 125000005427 anthranyl group Chemical group 0.000 description 1
- 239000002363 auxin Substances 0.000 description 1
- 229910052788 barium Inorganic materials 0.000 description 1
- DSAJWYNOEDNPEQ-UHFFFAOYSA-N barium atom Chemical compound [Ba] DSAJWYNOEDNPEQ-UHFFFAOYSA-N 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 125000006267 biphenyl group Chemical group 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
- 125000002529 biphenylenyl group Chemical group C1(=CC=CC=2C3=CC=CC=C3C12)* 0.000 description 1
- 125000000609 carbazolyl group Chemical class C1(=CC=CC=2C3=CC=CC=C3NC12)* 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 229920001940 conductive polymer Polymers 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 229920001577 copolymer Polymers 0.000 description 1
- PMHQVHHXPFUNSP-UHFFFAOYSA-M copper(1+);methylsulfanylmethane;bromide Chemical compound Br[Cu].CSC PMHQVHHXPFUNSP-UHFFFAOYSA-M 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 125000004093 cyano group Chemical group *C#N 0.000 description 1
- 230000009849 deactivation Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 150000008376 fluorenones Chemical class 0.000 description 1
- 239000007850 fluorescent dye Substances 0.000 description 1
- YBMRDBCBODYGJE-UHFFFAOYSA-N germanium oxide Inorganic materials O=[Ge]=O YBMRDBCBODYGJE-UHFFFAOYSA-N 0.000 description 1
- 230000005283 ground state Effects 0.000 description 1
- 150000004820 halides Chemical class 0.000 description 1
- 229940083761 high-ceiling diuretics pyrazolone derivative Drugs 0.000 description 1
- 238000004770 highest occupied molecular orbital Methods 0.000 description 1
- 150000007857 hydrazones Chemical class 0.000 description 1
- 150000002460 imidazoles Chemical class 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
- SEOVTRFCIGRIMH-UHFFFAOYSA-N indole-3-acetic acid Chemical compound C1=CC=C2C(CC(=O)O)=CNC2=C1 SEOVTRFCIGRIMH-UHFFFAOYSA-N 0.000 description 1
- 150000002484 inorganic compounds Chemical class 0.000 description 1
- 229910010272 inorganic material Inorganic materials 0.000 description 1
- 229940079865 intestinal antiinfectives imidazole derivative Drugs 0.000 description 1
- 239000005355 lead glass Substances 0.000 description 1
- 229910052744 lithium Inorganic materials 0.000 description 1
- 239000001989 lithium alloy Substances 0.000 description 1
- 238000004768 lowest unoccupied molecular orbital Methods 0.000 description 1
- 125000000040 m-tolyl group Chemical group [H]C1=C([H])C(*)=C([H])C(=C1[H])C([H])([H])[H] 0.000 description 1
- 229910052749 magnesium Inorganic materials 0.000 description 1
- 239000011777 magnesium Substances 0.000 description 1
- SJCKRGFTWFGHGZ-UHFFFAOYSA-N magnesium silver Chemical compound [Mg].[Ag] SJCKRGFTWFGHGZ-UHFFFAOYSA-N 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 229910000476 molybdenum oxide Inorganic materials 0.000 description 1
- IBHBKWKFFTZAHE-UHFFFAOYSA-N n-[4-[4-(n-naphthalen-1-ylanilino)phenyl]phenyl]-n-phenylnaphthalen-1-amine Chemical group C1=CC=CC=C1N(C=1C2=CC=CC=C2C=CC=1)C1=CC=C(C=2C=CC(=CC=2)N(C=2C=CC=CC=2)C=2C3=CC=CC=C3C=CC=2)C=C1 IBHBKWKFFTZAHE-UHFFFAOYSA-N 0.000 description 1
- 125000004957 naphthylene group Chemical group 0.000 description 1
- VOFUROIFQGPCGE-UHFFFAOYSA-N nile red Chemical compound C1=CC=C2C3=NC4=CC=C(N(CC)CC)C=C4OC3=CC(=O)C2=C1 VOFUROIFQGPCGE-UHFFFAOYSA-N 0.000 description 1
- 230000005693 optoelectronics Effects 0.000 description 1
- 150000002894 organic compounds Chemical class 0.000 description 1
- 125000002524 organometallic group Chemical group 0.000 description 1
- 150000007978 oxazole derivatives Chemical class 0.000 description 1
- 150000004880 oxines Chemical class 0.000 description 1
- TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical compound O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 description 1
- PVADDRMAFCOOPC-UHFFFAOYSA-N oxogermanium Chemical compound [Ge]=O PVADDRMAFCOOPC-UHFFFAOYSA-N 0.000 description 1
- PQQKPALAQIIWST-UHFFFAOYSA-N oxomolybdenum Chemical compound [Mo]=O PQQKPALAQIIWST-UHFFFAOYSA-N 0.000 description 1
- 230000035699 permeability Effects 0.000 description 1
- 125000001997 phenyl group Chemical group [H]C1=C([H])C([H])=C(*)C([H])=C1[H] 0.000 description 1
- 125000000843 phenylene group Chemical group C1(=C(C=CC=C1)*)* 0.000 description 1
- 229920000548 poly(silane) polymer Polymers 0.000 description 1
- 229920002492 poly(sulfone) Polymers 0.000 description 1
- 239000004417 polycarbonate Substances 0.000 description 1
- 229920000515 polycarbonate Polymers 0.000 description 1
- 229920000570 polyether Polymers 0.000 description 1
- 229920000139 polyethylene terephthalate Polymers 0.000 description 1
- 239000005020 polyethylene terephthalate Substances 0.000 description 1
- BITYAPCSNKJESK-UHFFFAOYSA-N potassiosodium Chemical compound [Na].[K] BITYAPCSNKJESK-UHFFFAOYSA-N 0.000 description 1
- JEXVQSWXXUJEMA-UHFFFAOYSA-N pyrazol-3-one Chemical class O=C1C=CN=N1 JEXVQSWXXUJEMA-UHFFFAOYSA-N 0.000 description 1
- 150000003219 pyrazolines Chemical class 0.000 description 1
- 125000001725 pyrenyl group Chemical group 0.000 description 1
- 125000005548 pyrenylene group Chemical group 0.000 description 1
- 239000010453 quartz Substances 0.000 description 1
- 229910052761 rare earth metal Inorganic materials 0.000 description 1
- 150000002910 rare earth metals Chemical class 0.000 description 1
- 229910001925 ruthenium oxide Inorganic materials 0.000 description 1
- WOCIAKWEIIZHES-UHFFFAOYSA-N ruthenium(iv) oxide Chemical compound O=[Ru]=O WOCIAKWEIIZHES-UHFFFAOYSA-N 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- HQVNEWCFYHHQES-UHFFFAOYSA-N silicon nitride Chemical compound N12[Si]34N5[Si]62N3[Si]51N64 HQVNEWCFYHHQES-UHFFFAOYSA-N 0.000 description 1
- 229910052814 silicon oxide Inorganic materials 0.000 description 1
- 239000005361 soda-lime glass Substances 0.000 description 1
- 229910052708 sodium Inorganic materials 0.000 description 1
- 239000011734 sodium Substances 0.000 description 1
- 239000007787 solid 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
- 125000001424 substituent group Chemical group 0.000 description 1
- 229940042055 systemic antimycotics triazole derivative Drugs 0.000 description 1
- 238000005979 thermal decomposition reaction Methods 0.000 description 1
- OGIDPMRJRNCKJF-UHFFFAOYSA-N titanium oxide Inorganic materials [Ti]=O OGIDPMRJRNCKJF-UHFFFAOYSA-N 0.000 description 1
- 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 1
- 125000006617 triphenylamine group Chemical group 0.000 description 1
- 238000004506 ultrasonic cleaning Methods 0.000 description 1
- 229910001935 vanadium oxide Inorganic materials 0.000 description 1
- 239000003981 vehicle Substances 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
Classifications
-
- 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
- H05B33/18—Light sources with substantially two-dimensional radiating surfaces characterised by the nature or concentration of the activator
-
- 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
- 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
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Abstract
Description
Claims (13)
- 한 쌍의 전극 사이에 발광층이 설치된 유기 전기발광 소자로서,상기 발광층이 발광층 재료, 이하의 관계를 만족시키는 제 1 도펀트 및 제 2 도펀트를 포함하는 것을 특징으로 하는 유기 전기발광 소자.(A) EV0 > EV1 또한 EV0 > EV2(B) EC0 ≥ EC2(C) Eg0 > Eg1, Eg2[상기 식에서, EV0, EV1 및 EV2는 각각 발광층 재료, 제 1 도펀트 및 제 2 도펀트의 가전자 레벨이고, EC0 및 EC2는 각각 발광층 재료 및 제 2 도펀트의 전도 레벨이고, Eg0, Eg1 및 Eg2는 각각 발광층 재료, 제 1 도펀트 및 제 2 도펀트의 에너지 갭이다]
- 한 쌍의 전극 사이에 발광층이 설치된 유기 전기발광 소자로서,상기 발광층이 발광층 재료, 이하의 관계를 만족시키는 제 1 도펀트 및 제 2 도펀트를 포함하는 것을 특징으로 하는 유기 전기발광 소자.(A') EV0 > EV1 또한 EV0 > EV2(B') EC0 ≥ EC1, EC2[상기 식에서, EV0, EV1 및 EV2는 각각 발광층 재료, 제 1 도펀트 및 제 2 도펀트의 가전자 레벨이고, EC0, EC1 및 EC2는 각각 발광층 재료, 제 1 도펀트 및 제 2 도펀트의 전도 레벨이다]
- 제 2 항에 있어서,상기 제 1 도펀트 및 상기 제 2 도펀트의 양쪽이 발광하는 것을 특징으로 하는 유기 전기발광 소자.
- 제 1 항 또는 제 2 항에 있어서,상기 제 1 도펀트 및/또는 상기 제 2 도펀트의 첨가량이, 각각 상기 발광층 전체의 20중량% 이하인 것을 특징으로 하는 유기 전기발광 소자.
- 제 1 항 또는 제 2 항에 있어서,상기 제 1 도펀트가 정공 주입 보조성을 갖는 것 및/또는 상기 제 2 도펀트가 전자 주입 보조성을 갖는 것을 특징으로 하는 유기 전기발광 소자.
- 제 1 항 또는 제 2 항에 있어서,상기 발광층 재료의 가전자 레벨(EV0)과 상기 제 1 도펀트의 가전자 레벨(EV1)의 에너지 차가 0.4 eV 이하인 것 및/또는 상기 발광층 재료의 전도 레벨(EC0)과 상기 제 2 도펀트의 전도 레벨(EC2)의 에너지 차가 0.4 eV 이하인 것을 특징으로 하는 유기 전기발광 소자.
- 제 1 항 또는 제 2 항에 있어서,상기 발광층 재료, 상기 제 1 도펀트 및 상기 제 2 도펀트의 적어도 하나의 분자량이 100 내지 1500인 것을 특징으로 하는 유기 전기발광 소자.
- 제 1 항 또는 제 2 항에 있어서,상기 발광층 재료의 유리전이온도가 100℃ 이상인 것을 특징으로 하는 유기 전기발광 소자.
- 제 1 항 또는 제 2 항에 있어서,상기 제 1 도펀트 또는 상기 제 2 도펀트가, 스타이릴아민 유도체, 축합방향족환 화합물 및 아릴아민 치환 축합방향족환 화합물로부터 선택되는 것을 특징으로 하는 유기 전기발광 소자.
- 제 1 항 또는 제 2 항에 있어서,상기 발광층 재료가 정공 전달성을 갖는 화합물 및/또는 전자 전달성을 갖는 화합물을 포함하는 것을 특징으로 하는 유기 전기발광 소자.
- 제 1 항 또는 제 2 항에 있어서,상기 발광층 재료가, 페닐안트라센, 나프틸안트라센, 다이페닐안트라센 유도체, 방향족 아민 유도체 및 금속 착체로부터 선택되는 것을 특징으로 하는 유기 전기발광 소자.
- 제 11 항에 있어서,상기 페닐안트라센, 나프틸안트라센 또는 다이페닐안트라센 유도체가 알켄일기를 함유하는 것을 특징으로 하는 유기 전기발광 소자.
- 제 1 항 또는 제 2 항에 있어서,상기 양극과 상기 발광층 사이에 정공 주입층을 포함하고, 상기 정공 주입층을 구성하는 화합물이 페닐렌 다이아민 구조를 함유하는 것을 특징으로 하는 유기 전기발광 소자.
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JP2002333865A JP4152173B2 (ja) | 2002-11-18 | 2002-11-18 | 有機エレクトロルミネッセンス素子 |
JPJP-P-2002-00333865 | 2002-11-18 |
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KR101009784B1 KR101009784B1 (ko) | 2011-01-19 |
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US (1) | US20060055305A1 (ko) |
EP (1) | EP1578175B1 (ko) |
JP (1) | JP4152173B2 (ko) |
KR (1) | KR101009784B1 (ko) |
CN (1) | CN100483776C (ko) |
AT (1) | ATE509504T1 (ko) |
TW (1) | TW200418343A (ko) |
WO (1) | WO2004047500A1 (ko) |
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- 2002-11-18 JP JP2002333865A patent/JP4152173B2/ja not_active Expired - Lifetime
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2003
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- 2003-11-13 WO PCT/JP2003/014426 patent/WO2004047500A1/ja active Application Filing
- 2003-11-13 AT AT03774011T patent/ATE509504T1/de not_active IP Right Cessation
- 2003-11-13 US US10/535,311 patent/US20060055305A1/en not_active Abandoned
- 2003-11-13 EP EP03774011A patent/EP1578175B1/en not_active Expired - Lifetime
- 2003-11-13 KR KR1020057008947A patent/KR101009784B1/ko active IP Right Grant
- 2003-11-17 TW TW092132174A patent/TW200418343A/zh unknown
Cited By (4)
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US10930853B2 (en) | 2015-11-26 | 2021-02-23 | Samsung Display Co., Ltd. | Organic light-emitting device |
US11856842B2 (en) | 2015-11-26 | 2023-12-26 | Samsung Display Co., Ltd. | Organic light-emitting device |
US11910707B2 (en) | 2015-12-23 | 2024-02-20 | Samsung Display Co., Ltd. | Organic light-emitting device |
US11696499B2 (en) | 2016-05-10 | 2023-07-04 | Samsung Display Co., Ltd. | Organic light-emitting device |
Also Published As
Publication number | Publication date |
---|---|
ATE509504T1 (de) | 2011-05-15 |
EP1578175B1 (en) | 2011-05-11 |
KR101009784B1 (ko) | 2011-01-19 |
CN100483776C (zh) | 2009-04-29 |
JP2004171828A (ja) | 2004-06-17 |
EP1578175A1 (en) | 2005-09-21 |
CN1714605A (zh) | 2005-12-28 |
EP1578175A4 (en) | 2008-11-26 |
WO2004047500A1 (ja) | 2004-06-03 |
JP4152173B2 (ja) | 2008-09-17 |
TW200418343A (en) | 2004-09-16 |
US20060055305A1 (en) | 2006-03-16 |
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