WO2022139167A1 - 헤테로 고리 화합물, 이를 포함하는 유기 발광 소자, 이의 제조방법 및 유기물층용 조성물 - Google Patents
헤테로 고리 화합물, 이를 포함하는 유기 발광 소자, 이의 제조방법 및 유기물층용 조성물 Download PDFInfo
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- WO2022139167A1 WO2022139167A1 PCT/KR2021/016012 KR2021016012W WO2022139167A1 WO 2022139167 A1 WO2022139167 A1 WO 2022139167A1 KR 2021016012 W KR2021016012 W KR 2021016012W WO 2022139167 A1 WO2022139167 A1 WO 2022139167A1
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- 239000011630 iodine Substances 0.000 description 1
- 125000000959 isobutyl group Chemical group [H]C([H])([H])C([H])(C([H])([H])[H])C([H])([H])* 0.000 description 1
- 125000004491 isohexyl group Chemical group C(CCC(C)C)* 0.000 description 1
- 125000001972 isopentyl group Chemical group [H]C([H])([H])C([H])(C([H])([H])[H])C([H])([H])C([H])([H])* 0.000 description 1
- 125000000555 isopropenyl group Chemical group [H]\C([H])=C(\*)C([H])([H])[H] 0.000 description 1
- 125000001449 isopropyl group Chemical group [H]C([H])([H])C([H])(*)C([H])([H])[H] 0.000 description 1
- 125000005956 isoquinolyl group Chemical group 0.000 description 1
- 125000001786 isothiazolyl group Chemical group 0.000 description 1
- 125000000842 isoxazolyl group Chemical group 0.000 description 1
- 239000002346 layers by function Substances 0.000 description 1
- 239000011133 lead Substances 0.000 description 1
- 239000003446 ligand Substances 0.000 description 1
- 229910052744 lithium Inorganic materials 0.000 description 1
- 239000011777 magnesium Substances 0.000 description 1
- 229910052749 magnesium Inorganic materials 0.000 description 1
- 125000000250 methylamino group Chemical group [H]N(*)C([H])([H])[H] 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- DCZNSJVFOQPSRV-UHFFFAOYSA-N n,n-diphenyl-4-[4-(n-phenylanilino)phenyl]aniline Chemical class C1=CC=CC=C1N(C=1C=CC(=CC=1)C=1C=CC(=CC=1)N(C=1C=CC=CC=1)C=1C=CC=CC=1)C1=CC=CC=C1 DCZNSJVFOQPSRV-UHFFFAOYSA-N 0.000 description 1
- BSEKBMYVMVYRCW-UHFFFAOYSA-N n-[4-[3,5-bis[4-(n-(3-methylphenyl)anilino)phenyl]phenyl]phenyl]-3-methyl-n-phenylaniline Chemical compound CC1=CC=CC(N(C=2C=CC=CC=2)C=2C=CC(=CC=2)C=2C=C(C=C(C=2)C=2C=CC(=CC=2)N(C=2C=CC=CC=2)C=2C=C(C)C=CC=2)C=2C=CC(=CC=2)N(C=2C=CC=CC=2)C=2C=C(C)C=CC=2)=C1 BSEKBMYVMVYRCW-UHFFFAOYSA-N 0.000 description 1
- IBHBKWKFFTZAHE-UHFFFAOYSA-N n-[4-[4-(n-naphthalen-1-ylanilino)phenyl]phenyl]-n-phenylnaphthalen-1-amine Chemical compound C1=CC=CC=C1N(C=1C2=CC=CC=C2C=CC=1)C1=CC=C(C=2C=CC(=CC=2)N(C=2C=CC=CC=2)C=2C3=CC=CC=C3C=CC=2)C=C1 IBHBKWKFFTZAHE-UHFFFAOYSA-N 0.000 description 1
- 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
- 125000004123 n-propyl group Chemical group [H]C([H])([H])C([H])([H])C([H])([H])* 0.000 description 1
- 150000002791 naphthoquinones Chemical class 0.000 description 1
- 125000005184 naphthylamino group Chemical group C1(=CC=CC2=CC=CC=C12)N* 0.000 description 1
- 125000001971 neopentyl group Chemical group [H]C([*])([H])C(C([H])([H])[H])(C([H])([H])[H])C([H])([H])[H] 0.000 description 1
- NIHNNTQXNPWCJQ-UHFFFAOYSA-N o-biphenylenemethane Natural products C1=CC=C2CC3=CC=CC=C3C2=C1 NIHNNTQXNPWCJQ-UHFFFAOYSA-N 0.000 description 1
- 125000002347 octyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])[H] 0.000 description 1
- 229910052762 osmium Inorganic materials 0.000 description 1
- SYQBFIAQOQZEGI-UHFFFAOYSA-N osmium atom Chemical compound [Os] SYQBFIAQOQZEGI-UHFFFAOYSA-N 0.000 description 1
- 150000004866 oxadiazoles Chemical class 0.000 description 1
- 125000001715 oxadiazolyl group Chemical group 0.000 description 1
- 125000002971 oxazolyl group Chemical group 0.000 description 1
- 229960003540 oxyquinoline Drugs 0.000 description 1
- 125000003933 pentacenyl group Chemical group C1(=CC=CC2=CC3=CC4=CC5=CC=CC=C5C=C4C=C3C=C12)* 0.000 description 1
- 125000003538 pentan-3-yl group Chemical group [H]C([H])([H])C([H])([H])C([H])(*)C([H])([H])C([H])([H])[H] 0.000 description 1
- 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 1
- NQFOGDIWKQWFMN-UHFFFAOYSA-N phenalene Chemical compound C1=CC([CH]C=C2)=C3C2=CC=CC3=C1 NQFOGDIWKQWFMN-UHFFFAOYSA-N 0.000 description 1
- 125000001828 phenalenyl group Chemical group C1(C=CC2=CC=CC3=CC=CC1=C23)* 0.000 description 1
- 125000004625 phenanthrolinyl group Chemical group N1=C(C=CC2=CC=C3C=CC=NC3=C12)* 0.000 description 1
- 125000001791 phenazinyl group Chemical group C1(=CC=CC2=NC3=CC=CC=C3N=C12)* 0.000 description 1
- 125000001484 phenothiazinyl group Chemical group C1(=CC=CC=2SC3=CC=CC=C3NC12)* 0.000 description 1
- 125000001644 phenoxazinyl group Chemical group C1(=CC=CC=2OC3=CC=CC=C3NC12)* 0.000 description 1
- ASUOLLHGALPRFK-UHFFFAOYSA-N phenylphosphonoylbenzene Chemical group C=1C=CC=CC=1P(=O)C1=CC=CC=C1 ASUOLLHGALPRFK-UHFFFAOYSA-N 0.000 description 1
- 108091008695 photoreceptors Proteins 0.000 description 1
- 125000004592 phthalazinyl group Chemical group C1(=NN=CC2=CC=CC=C12)* 0.000 description 1
- SIOXPEMLGUPBBT-UHFFFAOYSA-M picolinate Chemical compound [O-]C(=O)C1=CC=CC=N1 SIOXPEMLGUPBBT-UHFFFAOYSA-M 0.000 description 1
- 238000009832 plasma treatment Methods 0.000 description 1
- 229910052697 platinum Inorganic materials 0.000 description 1
- 239000002861 polymer material Substances 0.000 description 1
- 229920000128 polypyrrole Polymers 0.000 description 1
- 239000011591 potassium Substances 0.000 description 1
- 229910052700 potassium Inorganic materials 0.000 description 1
- 125000002924 primary amino group Chemical group [H]N([H])* 0.000 description 1
- 125000004309 pyranyl group Chemical group O1C(C=CC=C1)* 0.000 description 1
- 150000003219 pyrazolines Chemical class 0.000 description 1
- 125000003226 pyrazolyl group Chemical group 0.000 description 1
- 125000002098 pyridazinyl group Chemical group 0.000 description 1
- 125000000714 pyrimidinyl group Chemical group 0.000 description 1
- 125000000168 pyrrolyl group Chemical group 0.000 description 1
- 125000002294 quinazolinyl group Chemical group N1=C(N=CC2=CC=CC=C12)* 0.000 description 1
- MCJGNVYPOGVAJF-UHFFFAOYSA-N quinolin-8-ol Chemical compound C1=CN=C2C(O)=CC=CC2=C1 MCJGNVYPOGVAJF-UHFFFAOYSA-N 0.000 description 1
- 125000005493 quinolyl group Chemical group 0.000 description 1
- 150000003254 radicals Chemical class 0.000 description 1
- 238000007650 screen-printing Methods 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
- 125000003548 sec-pentyl group Chemical group [H]C([H])([H])C([H])([H])C([H])([H])C([H])(*)C([H])([H])[H] 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 229910052709 silver Inorganic materials 0.000 description 1
- 239000004332 silver Substances 0.000 description 1
- 230000037321 sleepiness Effects 0.000 description 1
- 239000011734 sodium Substances 0.000 description 1
- 229910052708 sodium Inorganic materials 0.000 description 1
- 238000004528 spin coating Methods 0.000 description 1
- 238000005507 spraying Methods 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
- 125000003011 styrenyl group Chemical group [H]\C(*)=C(/[H])C1=C([H])C([H])=C([H])C([H])=C1[H] 0.000 description 1
- 238000003786 synthesis reaction Methods 0.000 description 1
- 125000000999 tert-butyl group Chemical group [H]C([H])([H])C(*)(C([H])([H])[H])C([H])([H])[H] 0.000 description 1
- 125000001935 tetracenyl group Chemical group C1(=CC=CC2=CC3=CC4=CC=CC=C4C=C3C=C12)* 0.000 description 1
- 125000005247 tetrazinyl group Chemical group N1=NN=NC(=C1)* 0.000 description 1
- 125000003831 tetrazolyl group Chemical group 0.000 description 1
- 125000001113 thiadiazolyl group Chemical group 0.000 description 1
- 125000004305 thiazinyl group Chemical group S1NC(=CC=C1)* 0.000 description 1
- 125000000335 thiazolyl group Chemical group 0.000 description 1
- 125000001544 thienyl group Chemical group 0.000 description 1
- 229930192474 thiophene Natural products 0.000 description 1
- 125000005033 thiopyranyl group Chemical group 0.000 description 1
- 229910052718 tin Inorganic materials 0.000 description 1
- 239000011135 tin Substances 0.000 description 1
- 229910052719 titanium Inorganic materials 0.000 description 1
- 239000010936 titanium Substances 0.000 description 1
- 125000004306 triazinyl group Chemical group 0.000 description 1
- 125000001425 triazolyl group Chemical group 0.000 description 1
- 125000000026 trimethylsilyl group Chemical group [H]C([H])([H])[Si]([*])(C([H])([H])[H])C([H])([H])[H] 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
- 125000005580 triphenylene group Chemical group 0.000 description 1
- 125000003960 triphenylenyl group Chemical group C1(=CC=CC=2C3=CC=CC=C3C3=CC=CC=C3C12)* 0.000 description 1
- 229910052720 vanadium Inorganic materials 0.000 description 1
- GPPXJZIENCGNKB-UHFFFAOYSA-N vanadium Chemical compound [V]#[V] GPPXJZIENCGNKB-UHFFFAOYSA-N 0.000 description 1
- 125000000391 vinyl group Chemical group [H]C([*])=C([H])[H] 0.000 description 1
- 229910052727 yttrium Inorganic materials 0.000 description 1
- VWQVUPCCIRVNHF-UHFFFAOYSA-N yttrium atom Chemical compound [Y] VWQVUPCCIRVNHF-UHFFFAOYSA-N 0.000 description 1
- 229910052725 zinc Inorganic materials 0.000 description 1
- 239000011701 zinc Substances 0.000 description 1
- YVTHLONGBIQYBO-UHFFFAOYSA-N zinc indium(3+) oxygen(2-) Chemical compound [O--].[Zn++].[In+3] YVTHLONGBIQYBO-UHFFFAOYSA-N 0.000 description 1
Images
Classifications
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- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D491/00—Heterocyclic compounds containing in the condensed ring system both one or more rings having oxygen atoms as the only ring hetero atoms and one or more rings having nitrogen atoms as the only ring hetero atoms, not provided for by groups C07D451/00 - C07D459/00, C07D463/00, C07D477/00 or C07D489/00
- C07D491/02—Heterocyclic compounds containing in the condensed ring system both one or more rings having oxygen atoms as the only ring hetero atoms and one or more rings having nitrogen atoms as the only ring hetero atoms, not provided for by groups C07D451/00 - C07D459/00, C07D463/00, C07D477/00 or C07D489/00 in which the condensed system contains two hetero rings
- C07D491/06—Peri-condensed systems
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D491/00—Heterocyclic compounds containing in the condensed ring system both one or more rings having oxygen atoms as the only ring hetero atoms and one or more rings having nitrogen atoms as the only ring hetero atoms, not provided for by groups C07D451/00 - C07D459/00, C07D463/00, C07D477/00 or C07D489/00
- C07D491/02—Heterocyclic compounds containing in the condensed ring system both one or more rings having oxygen atoms as the only ring hetero atoms and one or more rings having nitrogen atoms as the only ring hetero atoms, not provided for by groups C07D451/00 - C07D459/00, C07D463/00, C07D477/00 or C07D489/00 in which the condensed system contains two hetero rings
- C07D491/04—Ortho-condensed systems
- C07D491/044—Ortho-condensed systems with only one oxygen atom as ring hetero atom in the oxygen-containing ring
- C07D491/052—Ortho-condensed systems with only one oxygen atom as ring hetero atom in the oxygen-containing ring the oxygen-containing ring being six-membered
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D405/00—Heterocyclic compounds containing both one or more hetero rings having oxygen atoms as the only ring hetero atoms, and one or more rings having nitrogen as the only ring hetero atom
- C07D405/02—Heterocyclic compounds containing both one or more hetero rings having oxygen atoms as the only ring hetero atoms, and one or more rings having nitrogen as the only ring hetero atom containing two hetero rings
- C07D405/08—Heterocyclic compounds containing both one or more hetero rings having oxygen atoms as the only ring hetero atoms, and one or more rings having nitrogen as the only ring hetero atom containing two hetero rings linked by a carbon chain containing alicyclic rings
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D405/00—Heterocyclic compounds containing both one or more hetero rings having oxygen atoms as the only ring hetero atoms, and one or more rings having nitrogen as the only ring hetero atom
- C07D405/14—Heterocyclic compounds containing both one or more hetero rings having oxygen atoms as the only ring hetero atoms, and one or more rings having nitrogen as the only ring hetero atom containing three or more hetero rings
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D495/00—Heterocyclic compounds containing in the condensed system at least one hetero ring having sulfur atoms as the only ring hetero atoms
- C07D495/02—Heterocyclic compounds containing in the condensed system at least one hetero ring having sulfur atoms as the only ring hetero atoms in which the condensed system contains two hetero rings
- C07D495/04—Ortho-condensed systems
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D495/00—Heterocyclic compounds containing in the condensed system at least one hetero ring having sulfur atoms as the only ring hetero atoms
- C07D495/02—Heterocyclic compounds containing in the condensed system at least one hetero ring having sulfur atoms as the only ring hetero atoms in which the condensed system contains two hetero rings
- C07D495/06—Peri-condensed systems
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D519/00—Heterocyclic compounds containing more than one system of two or more relevant hetero rings condensed among themselves or condensed with a common carbocyclic ring system not provided for in groups C07D453/00 or C07D455/00
-
- 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
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- 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
- H10K85/636—Amine compounds having at least two aryl rest on at least one amine-nitrogen atom, e.g. triphenylamine comprising heteroaromatic hydrocarbons as substituents on the nitrogen atom
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- 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
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- 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
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- 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
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- H—ELECTRICITY
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- 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
- H10K85/6574—Polycyclic condensed heteroaromatic hydrocarbons comprising only oxygen in the heteroaromatic polycondensed ring system, e.g. cumarine dyes
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07B—GENERAL METHODS OF ORGANIC CHEMISTRY; APPARATUS THEREFOR
- C07B2200/00—Indexing scheme relating to specific properties of organic compounds
- C07B2200/05—Isotopically modified compounds, e.g. labelled
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- H—ELECTRICITY
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- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K2101/00—Properties of the organic materials covered by group H10K85/00
- H10K2101/10—Triplet emission
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- H—ELECTRICITY
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- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K2101/00—Properties of the organic materials covered by group H10K85/00
- H10K2101/90—Multiple hosts in the emissive layer
Definitions
- the present invention relates to a heterocyclic compound, an organic light emitting device including the same, a composition for an organic material layer of an organic light emitting device, and a method for manufacturing an organic light emitting device.
- the organic light emitting device is a type of self-emission type display device, and has a wide viewing angle, excellent contrast, and fast response speed.
- the organic light emitting device has a structure in which an organic thin film is disposed between two electrodes. When a voltage is applied to the organic light emitting device having such a structure, electrons and holes injected from the two electrodes combine in the organic thin film to form a pair, and then disappear and emit light.
- the organic thin film may be composed of a single layer or multiple layers, if necessary.
- the material of the organic thin film may have a light emitting function if necessary.
- a compound capable of forming the light emitting layer by itself may be used, or a compound capable of serving as a host or dopant of the host-dopant light emitting layer may be used.
- a compound capable of performing the roles of hole injection, hole transport, electron blocking, hole blocking, electron transport, electron injection, and the like may be used.
- An object of the present invention is to provide a heterocyclic compound, an organic light emitting device including the same, a method for manufacturing the same, and a composition for an organic material layer.
- the present invention provides a heterocyclic compound represented by the following formula (1).
- One of X1 and X2 is O or S, and the other is a direct bond
- L1 is a single bond; a substituted or unsubstituted C6 to C60 arylene group; Or a substituted or unsubstituted C2 to C60 heteroarylene group,
- n is an integer from 0 to 5, and when m is 2 or more, each L1 is the same as or different from each other,
- the present invention the first electrode; a second electrode provided to face the first electrode; and at least one organic material layer provided between the first electrode and the second electrode, wherein at least one layer of the organic material layer comprises a heterocyclic compound represented by Formula 1 above.
- a light emitting device is provided.
- the present invention provides an organic light emitting device in which the organic material layer further comprises a heterocyclic compound represented by the following formula (2).
- L4 is a single bond; a substituted or unsubstituted C6 to C60 arylene group; Or a substituted or unsubstituted C2 to C60 heteroarylene group,
- t is an integer from 0 to 3
- u is an integer from 0 to 3
- u is an integer from 0 to 3
- v is It is an integer of 0 to 5
- each L4 is the same as or different from each other.
- the present invention provides a composition for an organic material layer of an organic light emitting device comprising the heterocyclic compound represented by Formula 1 and the heterocyclic compound represented by Formula 2 above.
- a manufacturing method is provided.
- the compound described herein may be used as an organic material layer of an organic light emitting device.
- the heterocyclic compound may serve as a hole injection layer material, a hole transport layer material, a light emitting layer material, an electron transport layer material, an electron injection layer material, etc. in the organic light emitting device.
- the heterocyclic compound may be used as a material for a light emitting layer of an organic light emitting device.
- the heterocyclic compound may be used alone as a light emitting material, may be used as a host material or a dopant material of the light emitting layer.
- the heterocyclic compound when used as a host material of the light emitting layer of the organic light emitting device, it is possible to lower the driving voltage of the device, improve the light efficiency, and improve the lifespan characteristics of the device.
- 1 to 4 are views schematically showing a stacked structure of an organic light emitting device according to an embodiment of the present invention, respectively.
- substitution means that a hydrogen atom bonded to a carbon atom of a compound is changed to another substituent, and the position to be substituted is not limited as long as the position at which the hydrogen atom is substituted, that is, the position where the substituent is substitutable, is not limited. , When two or more substituents are substituted, two or more substituents may be the same as or different from each other.
- substituted or unsubstituted refers to a monocyclic or polycyclic aryl group having 6 to 60 carbon atoms; or a monocyclic or polycyclic heteroaryl group having 2 to 60 carbon atoms; It may mean unsubstituted or substituted with one or more substituents selected from the group.
- the halogen may be fluorine, chlorine, bromine or iodine.
- the alkyl group includes a straight or branched chain having 1 to 60 carbon atoms, and may be further substituted by other substituents.
- the number of carbon atoms in the alkyl group may be 1 to 60, specifically 1 to 40, more specifically, 1 to 20.
- Specific examples include methyl group, ethyl group, propyl group, n-propyl group, isopropyl group, butyl group, n-butyl group, isobutyl group, tert-butyl group, sec-butyl group, 1-methyl-butyl group, 1- Ethyl-butyl group, pentyl group, n-pentyl group, isopentyl group, neopentyl group, tert-pentyl group, hexyl group, n-hexyl group, 1-methylpentyl group, 2-methylpentyl group, 4-methyl- 2-pentyl group, 3,3-dimethylbutyl group, 2-ethylbutyl group, heptyl group, n-heptyl group, 1-methylhexyl group, cyclopentylmethyl group, cyclohexylmethyl group, octyl group, n-octyl group,
- the alkenyl group includes a straight or branched chain having 2 to 60 carbon atoms, and may be further substituted by other substituents.
- the carbon number of the alkenyl group may be 2 to 60, specifically 2 to 40, more specifically, 2 to 20.
- Specific examples include a vinyl group, 1-propenyl group, isopropenyl group, 1-butenyl group, 2-butenyl group, 3-butenyl group, 1-pentenyl group, 2-pentenyl group, 3-pentenyl group, 3-methyl-1 -Butenyl group, 1,3-butadienyl group, allyl group, 1-phenylvinyl-1-yl group, 2-phenylvinyl-1-yl group, 2,2-diphenylvinyl-1-yl group, 2-phenyl-2 -(naphthyl-1-yl)vinyl-1-yl group, 2,2-bis(diphenyl-1-yl)vinyl-1-yl group, stilbenyl group, styrenyl group, etc., but are not limited thereto.
- the alkynyl group includes a straight or branched chain having 2 to 60 carbon atoms, and may be further substituted by other substituents.
- the carbon number of the alkynyl group may be 2 to 60, specifically 2 to 40, more specifically, 2 to 20.
- the alkoxy group may be a straight chain, branched chain or cyclic chain. Although carbon number of an alkoxy group is not specifically limited, It is preferable that it is C1-C20. Specifically, methoxy, ethoxy, n-propoxy, isopropoxy, n-butoxy, isobutoxy, tert-butoxy, sec-butoxy, n-pentyloxy, neopentyloxy, isopentyloxy, n -hexyloxy, 3,3-dimethylbutyloxy, 2-ethylbutyloxy, n-octyloxy, n-nonyloxy, n-decyloxy, benzyloxy, p-methylbenzyloxy, etc. may be It is not limited.
- the cycloalkyl group includes a monocyclic or polycyclic ring having 3 to 60 carbon atoms, and may be further substituted by other substituents.
- polycyclic means a group in which a cycloalkyl group is directly connected to another ring group or condensed.
- the other ring group may be a cycloalkyl group, but may be a different type of ring group, for example, a heterocycloalkyl group, an aryl group, a heteroaryl group, or the like.
- the carbon number of the cycloalkyl group may be 3 to 60, specifically 3 to 40, more specifically 5 to 20.
- the heterocycloalkyl group includes O, S, Se, N, or Si as a hetero atom, includes a monocyclic or polycyclic ring having 2 to 60 carbon atoms, and may be further substituted by other substituents.
- polycyclic refers to a group in which a heterocycloalkyl group is directly connected or condensed with another ring group.
- the other ring group may be a heterocycloalkyl group, but may be a different type of ring group, for example, a cycloalkyl group, an aryl group, a heteroaryl group, or the like.
- the heterocycloalkyl group may have 2 to 60 carbon atoms, specifically 2 to 40 carbon atoms, and more specifically 3 to 20 carbon atoms.
- the aryl group includes a monocyclic or polycyclic ring having 6 to 60 carbon atoms, and may be further substituted by other substituents.
- polycyclic means a group in which an aryl group is directly connected or condensed with another ring group.
- the other ring group may be an aryl group, but may be another type of ring group, such as a cycloalkyl group, a heterocycloalkyl group, a heteroaryl group, and the like.
- the aryl group includes a spiro group.
- the carbon number of the aryl group may be 6 to 60, specifically 6 to 40, more specifically 6 to 25.
- aryl group examples include a phenyl group, a biphenyl group, a terphenyl group, a naphthyl group, an anthryl group, a chrysenyl group, a phenanthrenyl group, a perylenyl group, a fluoranthenyl group, a triphenylenyl group, a phenalenyl group, a pyrethyl group Nyl group, tetracenyl group, pentacenyl group, fluorenyl group, indenyl group, acenaphthylenyl group, benzofluorenyl group, spirobifluorenyl group, 2,3-dihydro-1H-indenyl group, condensed ring groups thereof and the like, but is not limited thereto.
- the phosphine oxide group includes, but is not limited to, a diphenylphosphine oxide group, a dinaphthylphosphine oxide, and the like.
- the silyl group is a substituent including Si and the Si atom is directly connected as a radical, and is represented by -SiR104R105R106, R104 to R106 are the same or different from each other, and each independently hydrogen; heavy hydrogen; halogen group; an alkyl group; alkenyl group; alkoxy group; cycloalkyl group; aryl group; And it may be a substituent consisting of at least one of a heterocyclic group.
- silyl group examples include a trimethylsilyl group, a triethylsilyl group, a t-butyldimethylsilyl group, a vinyldimethylsilyl group, a propyldimethylsilyl group, a triphenylsilyl group, a diphenylsilyl group, a phenylsilyl group, and the like. It is not limited.
- the fluorenyl group may be substituted, and adjacent substituents may combine with each other to form a ring.
- the spiro group is a group including a spiro structure, and may have 15 to 60 carbon atoms.
- the spiro group may include a structure in which a 2,3-dihydro-1H-indene group or a cyclohexane group is spiro bonded to a fluorenyl group.
- the spiro group may include any one of the groups of the following structural formula.
- the heteroaryl group includes S, O, Se, N or Si as a hetero atom, and includes a monocyclic or polycyclic ring having 2 to 60 carbon atoms, and may be further substituted by other substituents.
- the polycyclic refers to a group in which a heteroaryl group is directly connected or condensed with another ring group.
- the other ring group may be a heteroaryl group, but may be a different type of ring group, for example, a cycloalkyl group, a heterocycloalkyl group, an aryl group, or the like.
- the heteroaryl group may have 2 to 60 carbon atoms, specifically 2 to 40 carbon atoms, and more specifically 3 to 25 carbon atoms.
- heteroaryl group examples include a pyridyl group, a pyrrolyl group, a pyrimidyl group, a pyridazinyl group, a furanyl group, a thiophene group, an imidazolyl group, a pyrazolyl group, an oxazolyl group, an isoxazolyl group, a thiazolyl group group, isothiazolyl group, triazolyl group, furazanyl group, oxadiazolyl group, thiadiazolyl group, dithiazolyl group, tetrazolyl group, pyranyl group, thiopyranyl group, diazinyl group, oxazinyl group , thiazinyl group, deoxynyl group, triazinyl group, tetrazinyl group, quinolyl group, isoquinolyl group, quinazolinyl group, isoquinazol
- the amine group is a monoalkylamine group; monoarylamine group; monoheteroarylamine group; -NH2; dialkylamine group; diarylamine group; diheteroarylamine group; an alkylarylamine group; an alkyl heteroarylamine group; And it may be selected from the group consisting of an aryl heteroarylamine group, the number of carbon atoms is not particularly limited, but is preferably 1 to 30.
- the amine group include a methylamine group, a dimethylamine group, an ethylamine group, a diethylamine group, a phenylamine group, a naphthylamine group, a biphenylamine group, a dibiphenylamine group, an anthracenylamine group, 9- Methyl-anthracenylamine group, diphenylamine group, phenylnaphthylamine group, ditolylamine group, phenyltolylamine group, triphenylamine group, biphenylnaphthylamine group, phenylbiphenylamine group, biphenylfluorene
- the arylene group means that the aryl group has two bonding positions, that is, a divalent group. Except that each of these is a divalent group, the description of the aryl group described above may be applied.
- the heteroarylene group means that the heteroaryl group has two bonding positions, that is, a divalent group. Except that each of these is a divalent group, the description of the heteroaryl group described above may be applied.
- the "adjacent" group means a substituent substituted on an atom directly connected to the atom in which the substituent is substituted, a substituent sterically closest to the substituent, or another substituent substituted on the atom in which the substituent is substituted.
- two substituents substituted at an ortho position in a benzene ring and two substituents substituted at the same carbon in an aliphatic ring may be interpreted as "adjacent" groups.
- "when a substituent is not indicated in the chemical formula or compound structure” may mean that all positions that can come as a substituent are hydrogen or deuterium. That is, in the case of deuterium, deuterium is an isotope of hydrogen, and some hydrogen atoms may be isotope deuterium, and the content of deuterium may be 0% to 100%.
- deuterium is one of the isotopes of hydrogen, and as an element having a deuteron consisting of one proton and one neutron as an atomic nucleus, hydrogen- It can be expressed as 2, and the element symbol can also be written as D or 2H.
- isotopes have the same atomic number (Z), but isotopes meaning atoms having different mass numbers (A) have the same number of protons, but neutrons It can also be interpreted as an element with a different number of (neutron).
- the 20% content of deuterium in the phenyl group represented by means that the total number of substituents that the phenyl group can have is 5 (T1 in the formula), and among them, if the number of deuterium is 1 (T2 in the formula), it will be expressed as 20% can That is, it can be represented by the following structural formula that the content of deuterium in the phenyl group is 20%.
- a phenyl group having a deuterium content of 0% it may mean a phenyl group that does not contain a deuterium atom, that is, has 5 hydrogen atoms.
- the content of deuterium in the heterocyclic compound represented by Formula 1 may be 0 to 100%, more preferably 30 to 100%.
- the C6 to C60 aromatic hydrocarbon ring means a compound including an aromatic ring consisting of C6 to C60 carbons and hydrogen, for example, benzene, biphenyl, triphenyl, triphenylene, naphthalene, Anthracene, phenalene, phenanthrene, fluorene, pyrene, chrysene, perylene, azulene, etc., but are not limited thereto, and aromatic hydrocarbon ring compounds known in the art as satisfying the above carbon number include all
- the present invention provides a heterocyclic compound represented by the following formula (1).
- One of X1 and X2 is O or S, and the other is a direct bond
- L1 is a single bond; a substituted or unsubstituted C6 to C60 arylene group; Or a substituted or unsubstituted C2 to C60 heteroarylene group,
- n is an integer from 0 to 5, and when m is 2 or more, each L1 is the same as or different from each other,
- one of X1 and X2 may be O or S, and the other may be a direct bond.
- X1 may be O
- X2 may be a direct bond
- X1 may be S, and X2 may be a direct bond.
- X2 may be O, and X1 may be a direct bond.
- X2 is S
- X1 may be a direct bond
- L1 may be a single bond, a substituted or unsubstituted C6 to C60 arylene group, or a substituted or unsubstituted C2 to C60 heteroarylene group.
- L1 may be a single bond, a substituted or unsubstituted C6 to C40 arylene group, or a substituted or unsubstituted C2 to C40 heteroarylene group.
- L1 may be a single bond, a substituted or unsubstituted C6 to C20 arylene group, or a substituted or unsubstituted C2 to C20 heteroarylene group.
- L1 is a single bond, substituted or unsubstituted phenylene, biphenylene, naphthalene, anthracenylene, pyrene, phenanthrene, pyridine, pyrimidine, triazine, quinoline and quina It may be selected from the group consisting of sleepiness.
- L1 may be selected from the group consisting of a single bond, substituted or unsubstituted phenylene, pyrimidine, triazine, quinoline and quinazoline.
- L1 may be a single bond.
- L 1 may be substituted or unsubstituted phenylene.
- m is an integer of 0 to 5, and when m is 2 or more, each L1 may be the same as or different from each other.
- R1 to R13 are the same as or different from each other, and each independently hydrogen; heavy hydrogen; halogen; cyano group; nitro group; a substituted or unsubstituted C1 to C20 alkyl group; a substituted or unsubstituted C2 to C20 alkenyl group; a substituted or unsubstituted C2 to C20 alkynyl group; a substituted or unsubstituted C6 to C20 aryl group; Or it may be a substituted or unsubstituted C2 to C20 heteroaryl group.
- R1 to R13 are the same as or different from each other, and each independently hydrogen; heavy hydrogen; halogen; cyano group; nitro group; a substituted or unsubstituted C1 to C10 alkyl group; a substituted or unsubstituted C2 to C10 alkenyl group; a substituted or unsubstituted C2 to C10 alkynyl group; a substituted or unsubstituted C6 to C10 aryl group; Or it may be a substituted or unsubstituted C2 to C10 heteroaryl group.
- R1 to R13 are the same as or different from each other, and each independently hydrogen; heavy hydrogen; a substituted or unsubstituted C1 to C10 alkyl group; a substituted or unsubstituted C2 to C10 alkenyl group; a substituted or unsubstituted C2 to C10 alkynyl group; a substituted or unsubstituted C6 to C10 aryl group; Or it may be a substituted or unsubstituted C2 to C10 heteroaryl group.
- R1 to R13 are the same as or different from each other, and each independently hydrogen; heavy hydrogen; a substituted or unsubstituted C6 to C20 aryl group; Or it may be a substituted or unsubstituted C2 to C20 heteroaryl group.
- R1 to R13 are the same as or different from each other, and each independently hydrogen; heavy hydrogen; a substituted or unsubstituted C6 to C10 aryl group; Or it may be a substituted or unsubstituted C2 to C10 heteroaryl group.
- R1 to R13 are the same as or different from each other, and each independently hydrogen; heavy hydrogen; It may be a substituted or unsubstituted phenyl, naphthalenyl, pyridinyl, anthracenyl, carbazole, dibenzothiophene, dibenzofuran, or phenanthrenyl group.
- R1 to R13 are the same as or different from each other, and each independently hydrogen; heavy hydrogen; It may be a substituted or unsubstituted carbazole, dibenzothiophene, or dibenzofuranyl group.
- R1 to R13 are the same as or different from each other, and each independently hydrogen; heavy hydrogen; It may be a substituted or unsubstituted carbazolyl group.
- Formula 1 may be represented by Formula 1-1 or Formula 1-2 below.
- X1, X2, L1, R1 to R13 and m are the same as defined in Formula 1 above.
- Chemical Formula 1 may be represented by Chemical Formula 1-1.
- Chemical Formula 1 may be represented by Chemical Formula 1-2.
- any one of R1 to R13 may be represented by the following Structural Formula A or Structural Formula B.
- L2 and L3 are the same as or different from each other, and each independently a single bond; a substituted or unsubstituted C6 to C60 arylene group; Or a substituted or unsubstituted C2 to C60 heteroarylene group,
- n is an integer from 0 to 5, when n is 2 or more, each L2 is the same as or different from each other, o is an integer from 0 to 5, when o is 2 or more, each L3 is the same or different from each other, and p is It is an integer of 0 to 3, and when p is 2 or more, each R14 is the same as or different from each other,
- L2 and L3 are the same as or different from each other, and each independently a single bond; a substituted or unsubstituted C6 to C60 arylene group; Or it may be a substituted or unsubstituted C2 to C60 heteroarylene group.
- L2 and L3 are the same as or different from each other, and each independently a single bond, a substituted or unsubstituted C6 to C40 arylene group, or a substituted or unsubstituted C2 to C40 heteroarylene it can be a gimmick
- L2 and L3 are the same as or different from each other, and each independently a single bond, a substituted or unsubstituted C6 to C20 arylene group, or a substituted or unsubstituted C2 to C20 heteroarylene it can be a gimmick
- L2 and L3 are the same as or different from each other, and each independently a single bond, substituted or unsubstituted phenylene, biphenylene, naphthalene, anthracenylene, pyrene, phenanthrene, It may be selected from the group consisting of pyridine, pyrimidine, triazine, quinoline and quinazoline.
- L2 and L3 are the same as or different from each other, and each independently selected from the group consisting of a single bond, substituted or unsubstituted phenylene, pyrimidine, triazine, quinoline and quinazoline.
- L2 and L3 may be the same as or different from each other, and each independently may be a single bond.
- L2 and L3 may be the same as or different from each other, and each independently may be a substituted or unsubstituted phenylene.
- n is an integer of 0 to 5
- each L2 is the same as or different from each other
- o is an integer of 0 to 5
- each L3 may be the same as or different from each other
- p is an integer of 0 to 3
- each R14 may be the same as or different from each other.
- R14 to R23 are the same as or different from each other, and each independently hydrogen; heavy hydrogen; halogen; cyano group; nitro group; a substituted or unsubstituted C1 to C20 alkyl group; a substituted or unsubstituted C2 to C20 alkenyl group; a substituted or unsubstituted C2 to C20 alkynyl group; a substituted or unsubstituted C6 to C20 aryl group; Or it may be a substituted or unsubstituted C2 to C20 heteroaryl group.
- R14 to R23 are the same as or different from each other, and each independently hydrogen; heavy hydrogen; halogen; cyano group; nitro group; a substituted or unsubstituted C1 to C10 alkyl group; a substituted or unsubstituted C2 to C10 alkenyl group; a substituted or unsubstituted C2 to C10 alkynyl group; a substituted or unsubstituted C6 to C10 aryl group; Or it may be a substituted or unsubstituted C2 to C10 heteroaryl group.
- R14 to R23 are the same as or different from each other, and each independently hydrogen; heavy hydrogen; a substituted or unsubstituted C1 to C10 alkyl group; a substituted or unsubstituted C2 to C10 alkenyl group; a substituted or unsubstituted C2 to C10 alkynyl group; a substituted or unsubstituted C6 to C10 aryl group; Or it may be a substituted or unsubstituted C2 to C10 heteroaryl group.
- R14 to R23 are the same as or different from each other, and each independently hydrogen; heavy hydrogen; a substituted or unsubstituted C6 to C20 aryl group; Or it may be a substituted or unsubstituted C2 to C20 heteroaryl group.
- R14 to R23 are the same as or different from each other, and each independently hydrogen; heavy hydrogen; a substituted or unsubstituted C6 to C10 aryl group; Or it may be a substituted or unsubstituted C2 to C10 heteroaryl group.
- R14 to R23 are the same as or different from each other, and each independently hydrogen; heavy hydrogen; It may be a substituted or unsubstituted phenyl, naphthalenyl, pyridinyl, anthracenyl, or phenanthrenyl group.
- R14 to R23 are the same as or different from each other, and each independently hydrogen; heavy hydrogen; It may be a substituted or unsubstituted phenyl group.
- the structural formula A may be represented by any one of the following structural formulas A-1 to A-4.
- L2, L3, R14, R19, n, o and p have the same definitions as in Structural Formula A above.
- R31 to R46 are the same as or different from each other, and each independently hydrogen; heavy hydrogen; halogen; cyano group; nitro group; a substituted or unsubstituted C1 to C20 alkyl group; a substituted or unsubstituted C2 to C20 alkenyl group; a substituted or unsubstituted C2 to C20 alkynyl group; a substituted or unsubstituted C6 to C20 aryl group; Or it may be a substituted or unsubstituted C2 to C20 heteroaryl group.
- R31 to R46 are the same as or different from each other, and each independently hydrogen; heavy hydrogen; halogen; cyano group; nitro group; a substituted or unsubstituted C1 to C10 alkyl group; a substituted or unsubstituted C2 to C10 alkenyl group; a substituted or unsubstituted C2 to C10 alkynyl group; a substituted or unsubstituted C6 to C10 aryl group; Or it may be a substituted or unsubstituted C2 to C10 heteroaryl group.
- R31 to R46 are the same as or different from each other, and each independently hydrogen; heavy hydrogen; a substituted or unsubstituted C1 to C10 alkyl group; a substituted or unsubstituted C2 to C10 alkenyl group; a substituted or unsubstituted C2 to C10 alkynyl group; a substituted or unsubstituted C6 to C10 aryl group; Or it may be a substituted or unsubstituted C2 to C10 heteroaryl group.
- R31 to R46 are the same as or different from each other, and each independently hydrogen; heavy hydrogen; a substituted or unsubstituted C6 to C20 aryl group; Or it may be a substituted or unsubstituted C2 to C20 heteroaryl group.
- R31 to R46 are the same as or different from each other, and each independently hydrogen; heavy hydrogen; a substituted or unsubstituted C6 to C10 aryl group; Or it may be a substituted or unsubstituted C2 to C10 heteroaryl group.
- R31 to R46 are the same as or different from each other, and each independently hydrogen; heavy hydrogen; It may be a substituted or unsubstituted phenyl, naphthalenyl, pyridinyl, anthracenyl, or phenanthrenyl group.
- R31 to R46 are the same as or different from each other, and each independently hydrogen; heavy hydrogen; It may be a substituted or unsubstituted phenyl group.
- R19 may be represented by any one of the following Structural Formulas A-5-1 to A-5-5.
- X3 is N or CRa
- X4 is N or CRb
- X5 is N or CRc
- X6 is N or CRd
- X7 is N or CRe
- Y is O or S
- q is an integer from 0 to 3, when q is 2 or more, each R73 is the same as or different from each other, r is an integer from 0 to 3, and when r is 2 or more, each R74 is the same or different from each other, and s is It is an integer from 0 to 2, and when s is 2, each R75 is the same as or different from each other.
- X3 may be N or CRa
- X4 may be N or CRb
- X5 may be N or CRc
- X6 may be N or CRd
- X7 may be N or CRe.
- X3 may be N or CRa
- X4 may be N or CRb
- X5 may be N or CRc.
- X3, X4 and X5 may be N.
- X3 and X4 may be N and X5 may be CRc.
- X4 and X5 may be N, and X3 may be CRa.
- X5 and X3 may be N, and X4 may be CRb.
- X3 may be N
- X4 may be CRb
- X5 may be CRc
- X4 may be N
- X5 may be CRc
- X3 may be CRa
- X5 may be N
- X3 may be CRa
- X4 may be CRb.
- X3 may be CRa
- X4 may be CRb
- X5 may be CRc
- X6 may be N or CRd
- X7 may be N or CRe
- X6 and X7 may be N.
- X6 may be N and X7 may be CRe.
- X7 may be N and X6 may be CRd.
- X6 may be CRd and X7 may be CRe.
- Y may be O or S.
- Y may be O.
- Y may be S.
- R51 to R55, R61 to R75 and Ra to Re are the same as or different from each other, and each independently hydrogen; heavy hydrogen; halogen; cyano group; nitro group; a substituted or unsubstituted C1 to C60 alkyl group; a substituted or unsubstituted C2 to C60 alkenyl group; a substituted or unsubstituted C2 to C60 alkynyl group; a substituted or unsubstituted C3 to C60 cycloalkyl group; a substituted or unsubstituted C2 to C60 heterocycloalkyl group; a substituted or unsubstituted C6 to C60 aryl group; a substituted or unsubstituted C2 to C60 heteroaryl group; a substituted or unsubstituted C1 to C60 alkoxy group; a substituted or unsubstituted C6 to C60 aryloxy group; -
- R51 to R55, R61 to R75 and Ra to Re are the same as or different from each other, and each independently hydrogen; heavy hydrogen; halogen; cyano group; nitro group; a substituted or unsubstituted C1 to C40 alkyl group; a substituted or unsubstituted C2 to C40 alkenyl group; a substituted or unsubstituted C2 to C40 alkynyl group; a substituted or unsubstituted C3 to C40 cycloalkyl group; a substituted or unsubstituted C2 to C40 heterocycloalkyl group; a substituted or unsubstituted C6 to C40 aryl group; a substituted or unsubstituted C2 to C40 heteroaryl group; a substituted or unsubstituted C1 to C40 alkoxy group; a substituted or unsubstituted C6 to C40 aryloxy group; -
- R51 to R55, R61 to R75 and Ra to Re are the same as or different from each other, and each independently hydrogen; heavy hydrogen; halogen; cyano group; nitro group; a substituted or unsubstituted C1 to C20 alkyl group; a substituted or unsubstituted C2 to C20 alkenyl group; a substituted or unsubstituted C2 to C20 alkynyl group; a substituted or unsubstituted C3 to C20 cycloalkyl group; a substituted or unsubstituted C2 to C20 heterocycloalkyl group; a substituted or unsubstituted C6 to C20 aryl group; a substituted or unsubstituted C2 to C20 heteroaryl group; a substituted or unsubstituted C1 to C20 alkoxy group; a substituted or unsubstituted C6 to C20 aryloxy group; -
- R51 to R55, R61 to R75 and Ra to Re are the same as or different from each other, and each independently hydrogen; heavy hydrogen; halogen; cyano group; nitro group; a substituted or unsubstituted C1 to C20 alkyl group; a substituted or unsubstituted C2 to C20 alkenyl group; a substituted or unsubstituted C2 to C20 alkynyl group; a substituted or unsubstituted C6 to C20 aryl group; Or selected from the group consisting of a substituted or unsubstituted C2 to C20 heteroaryl group, or two or more adjacent groups are bonded to each other to form a substituted or unsubstituted C6 to C20 aromatic hydrocarbon ring or a substituted or unsubstituted C2 to C20 It can form a hetero ring.
- R51 to R55, R61 to R75 and Ra to Re are the same as or different from each other, and each independently hydrogen; heavy hydrogen; halogen; cyano group; nitro group; a substituted or unsubstituted C1 to C10 alkyl group; a substituted or unsubstituted C2 to C10 alkenyl group; a substituted or unsubstituted C2 to C10 alkynyl group; a substituted or unsubstituted C6 to C10 aryl group; Or a substituted or unsubstituted C2 to C10 heteroaryl group selected from the group consisting of, or two or more adjacent groups are bonded to each other to form a substituted or unsubstituted C6 to C10 aromatic hydrocarbon ring or a substituted or unsubstituted C2 to C10 group It can be a heterocyclic ring.
- R51 to R55, R61 to R75 and Ra to Re are the same as or different from each other, and each independently hydrogen; heavy hydrogen; a substituted or unsubstituted C1 to C10 alkyl group; a substituted or unsubstituted C2 to C10 alkenyl group; a substituted or unsubstituted C2 to C10 alkynyl group; a substituted or unsubstituted C6 to C10 aryl group; Or it may be a substituted or unsubstituted C2 to C10 heteroaryl group.
- R51 to R55, R61 to R75 and Ra to Re are the same as or different from each other, and each independently hydrogen; heavy hydrogen; a substituted or unsubstituted C6 to C20 aryl group; Or it may be a substituted or unsubstituted C2 to C20 heteroaryl group.
- R51 to R55, R61 to R75 and Ra to Re are the same as or different from each other, and each independently hydrogen; heavy hydrogen; a substituted or unsubstituted C6 to C10 aryl group; Or it may be a substituted or unsubstituted C2 to C10 heteroaryl group.
- R51 to R55, R61 to R75 and Ra to Re are the same as or different from each other, and each independently hydrogen; heavy hydrogen; It may be a substituted or unsubstituted phenyl group, naphthalenyl, anthracenyl, or phenanthrenyl group.
- q is an integer from 0 to 3
- each R73 is the same as or different from each other
- r is an integer from 0 to 3
- each R74 are the same as or different from each other
- s is an integer from 0 to 2
- each R75 may be the same as or different from each other.
- any one of R3, R4, R10, R11, and R13 of Formula 1 may be represented by Structural Formula A or B.
- any one of R3, R4, and R13 of Formula 1 may be represented by Structural Formula A or Structural Formula B.
- any one of R10, R11 and R13 in Formula 1 may be represented by Structural Formula A or Structural Formula B.
- any one of R3 and R4 of Formula 1 may be represented by Structural Formula A or Structural Formula B.
- any one of R10 and R11 in Formula 1 may be represented by Structural Formula A or Structural Formula B.
- R13 of Formula 1 may be represented by Structural Formula A or Structural Formula B.
- Chemical Formula 1 may be represented by any one of the following compounds.
- the first electrode; a second electrode provided to face the first electrode; and at least one organic material layer provided between the first electrode and the second electrode, wherein at least one layer of the organic material layer comprises the heterocyclic compound represented by Formula 1 above, organic light emitting provide a component.
- the first electrode may be an anode
- the second electrode may be a cathode
- the first electrode may be a cathode
- the second electrode may be an anode
- the organic light emitting device may be a blue organic light emitting device, and the heterocyclic compound represented by Formula 1 may be used as a material of the blue organic light emitting device.
- the organic light emitting device may be a green organic light emitting device, and the heterocyclic compound represented by Formula 1 may be used as a material of the green organic light emitting device.
- the organic light emitting device may be a red organic light emitting device, and the heterocyclic compound represented by Formula 1 may be used as a material of the red organic light emitting device.
- the organic light emitting device may be a blue organic light emitting device, and the heterocyclic compound represented by Formula 1 may be used as a light emitting layer material of the blue organic light emitting device.
- the organic light emitting device may be a green organic light emitting device, and the heterocyclic compound represented by Formula 1 may be used as a light emitting layer material of the green organic light emitting device.
- the organic light emitting device may be a red organic light emitting device, and the heterocyclic compound represented by Formula 1 may be used as a material for the light emitting layer of the red organic light emitting device.
- heterocyclic compound represented by Formula 1 Specific details of the heterocyclic compound represented by Formula 1 are the same as described above.
- the organic light emitting device of the present invention may be manufactured by a conventional method and material for manufacturing an organic light emitting device, except for forming one or more organic material layers using the above-described heterocyclic compound.
- the heterocyclic compound may be formed as an organic material layer by a solution coating method as well as a vacuum deposition method when manufacturing an organic light emitting device.
- the solution coating method refers to spin coating, dip coating, inkjet printing, screen printing, spraying, roll coating, and the like, but is not limited thereto.
- the organic material layer of the organic light emitting device of the present invention may have a single-layer structure, but may have a multi-layer structure in which two or more organic material layers are stacked.
- the organic light emitting device of the present invention may have a structure including a hole injection layer, a hole transport layer, a light emitting layer, an electron transport layer, an electron injection layer, etc. as an organic material layer.
- the structure of the organic light emitting device is not limited thereto and may include a smaller number of organic material layers.
- the organic material layer including the heterocyclic compound represented by Formula 1 further includes a heterocyclic compound represented by the following Formula 2 It provides an organic light emitting device .
- L4 is a single bond; a substituted or unsubstituted C6 to C60 arylene group; Or a substituted or unsubstituted C2 to C60 heteroarylene group,
- t is an integer from 0 to 3
- u is an integer from 0 to 3
- u is an integer from 0 to 3
- v is It is an integer of 0 to 5
- each L4 is the same as or different from each other.
- the exciplex phenomenon is a phenomenon in which energy having the size of the HOMO energy level of the donor (p-host) and the LUMO energy level of the acceptor (n-host) is emitted through electron exchange between two molecules.
- RISC reverse intersystem crossing
- L4 is a single bond; a substituted or unsubstituted C6 to C60 arylene group; Or it may be a substituted or unsubstituted C2 to C60 heteroarylene group.
- L4 may be a single bond, a substituted or unsubstituted C6 to C40 arylene group, or a substituted or unsubstituted C2 to C40 heteroarylene group.
- L4 may be a single bond, a substituted or unsubstituted C6 to C20 arylene group, or a substituted or unsubstituted C2 to C20 heteroarylene group.
- L4 may be a single bond.
- L4 may be substituted or unsubstituted phenylene.
- R81 to R85 are the same as or different from each other, and each independently hydrogen; heavy hydrogen; halogen; cyano group; nitro group; a substituted or unsubstituted C1 to C60 alkyl group; a substituted or unsubstituted C2 to C60 alkenyl group; a substituted or unsubstituted C2 to C60 alkynyl group; a substituted or unsubstituted C3 to C60 cycloalkyl group; a substituted or unsubstituted C2 to C60 heterocycloalkyl group; a substituted or unsubstituted C6 to C60 aryl group; a substituted or unsubstituted C2 to C60 heteroaryl group; a substituted or unsubstituted C1 to C60 alkoxy group; a substituted or unsubstituted C6 to C60 aryloxy group; -
- R81 to R85 are the same as or different from each other, and each independently hydrogen; heavy hydrogen; halogen; cyano group; nitro group; a substituted or unsubstituted C1 to C20 alkyl group; a substituted or unsubstituted C2 to C20 alkenyl group; a substituted or unsubstituted C2 to C20 alkynyl group; a substituted or unsubstituted C6 to C20 aryl group; Or it may be a substituted or unsubstituted C2 to C20 heteroaryl group.
- R81 to R85 are the same as or different from each other, and each independently hydrogen; heavy hydrogen; halogen; cyano group; nitro group; a substituted or unsubstituted C1 to C10 alkyl group; a substituted or unsubstituted C2 to C10 alkenyl group; a substituted or unsubstituted C2 to C10 alkynyl group; a substituted or unsubstituted C6 to C10 aryl group; Or it may be a substituted or unsubstituted C2 to C10 heteroaryl group.
- R81 to R85 are the same as or different from each other, and each independently hydrogen; heavy hydrogen; a substituted or unsubstituted C1 to C10 alkyl group; a substituted or unsubstituted C2 to C10 alkenyl group; a substituted or unsubstituted C2 to C10 alkynyl group; a substituted or unsubstituted C6 to C10 aryl group; Or it may be a substituted or unsubstituted C2 to C10 heteroaryl group.
- R81 to R85 are the same as or different from each other, and each independently hydrogen; heavy hydrogen; a substituted or unsubstituted C6 to C20 aryl group; Or it may be a substituted or unsubstituted C2 to C20 heteroaryl group.
- R81 to R85 are the same as or different from each other, and each independently hydrogen; heavy hydrogen; a substituted or unsubstituted C6 to C10 aryl group; Or it may be a substituted or unsubstituted C2 to C10 heteroaryl group.
- R81 to R85 are the same as or different from each other, and each independently hydrogen; heavy hydrogen; It may be a substituted or unsubstituted phenyl, naphthalenyl, pyridinyl, anthracenyl, carbazole, dibenzothiophene, dibenzofuran, or phenanthrenyl group.
- R81 to R85 are the same as or different from each other, and each independently hydrogen; heavy hydrogen; It may be a substituted or unsubstituted phenyl group, carbazole, dibenzothiophene, or dibenzofuranyl group.
- R81 to R85 are the same as or different from each other, and each independently hydrogen; heavy hydrogen; It may be a substituted or unsubstituted phenyl group or a carbazolyl group.
- R81 to R85 are the same as or different from each other, and each independently hydrogen; heavy hydrogen; a substituted or unsubstituted phenyl group; biphenyl group; carbazolyl group; or a -NR101R102 group; wherein R101 and R102 are the same as or different from each other, and each independently a substituted or unsubstituted C1 to C20 alkyl group; a substituted or unsubstituted C6 to C20 aryl group; Or it may be a substituted or unsubstituted C2 to C20 heteroaryl group.
- L4 is a single bond
- R81 and R82 are hydrogen
- R83 and R84 are a phenyl group or a biphenyl group
- R85 is a carbazolyl group or a -NR101R102 group, wherein R101 and R102 are the same as or different from each other, and each independently a substituted or unsubstituted C1 to C20 alkyl group; a substituted or unsubstituted C6 to C20 aryl group; Or it may be a substituted or unsubstituted C2 to C20 heteroaryl group.
- t is an integer of 0 to 3
- each R81 is the same as or different from each other
- u is an integer of 0 to 3
- u is 2
- each R82 may be the same as or different from each other
- v is an integer of 0 to 5
- each L4 may be the same as or different from each other.
- Chemical Formula 2 may be represented by the following Chemical Formula 2-1 or 2-2.
- L5 and L6 are the same as or different from each other, and each independently a single bond; a substituted or unsubstituted C6 to C60 arylene group; Or a substituted or unsubstituted C2 to C60 heteroarylene group,
- w is an integer from 0 to 5, when w is 2 or more, each L5 is the same as or different from each other, x is an integer from 0 to 5, and when x is 2 or more, each L6 is the same as or different from each other,
- R81 to R84, L4, t, u and v are the same as defined in Formula 2 above.
- L5 and L6 are the same as or different from each other, and each independently a single bond; a substituted or unsubstituted C6 to C60 arylene group; Or it may be a substituted or unsubstituted C2 to C60 heteroarylene group.
- L5 and L6 are the same as or different from each other, and each independently a single bond, a substituted or unsubstituted C6 to C40 arylene group, or a substituted or unsubstituted C2 to C40 heteroarylene it can be a gimmick
- L5 and L6 are the same as or different from each other, and each independently a single bond, a substituted or unsubstituted C6 to C20 arylene group, or a substituted or unsubstituted C2 to C20 heteroarylene it can be a gimmick
- L5 and L6 are the same as or different from each other, and each independently a single bond, substituted or unsubstituted phenylene, biphenylene, naphthalene, anthracenylene, pyrene, phenanthrene, It may be selected from the group consisting of pyridine, pyrimidine, triazine, quinoline and quinazoline.
- L5 and L6 are the same as or different from each other, and each independently selected from the group consisting of a single bond, substituted or unsubstituted phenylene, pyrimidine, triazine, quinoline and quinazoline.
- L5 and L6 may be the same as or different from each other, and each independently may be a single bond.
- L5 and L6 may be the same as or different from each other, and each independently may be a substituted or unsubstituted phenylene.
- w is an integer from 0 to 5, when w is 2 or more, each L5 is the same as or different from each other, x is an integer from 0 to 5, and when x is 2 or more, each L6 may be the same as or different from each other.
- R91 to R100 are the same as or different from each other, and each independently hydrogen; heavy hydrogen; halogen; cyano group; nitro group; a substituted or unsubstituted C1 to C20 alkyl group; a substituted or unsubstituted C2 to C20 alkenyl group; a substituted or unsubstituted C2 to C20 alkynyl group; a substituted or unsubstituted C6 to C20 aryl group; Or a substituted or unsubstituted C2 to C20 heteroaryl group selected from the group consisting of, or two or more adjacent groups are bonded to each other to form a substituted or unsubstituted C6 to C20 aromatic hydrocarbon ring or a substituted or unsubstituted C2 to C20 group It can form a hetero ring.
- R91 to R100 are the same as or different from each other, and each independently hydrogen; heavy hydrogen; halogen; cyano group; nitro group; a substituted or unsubstituted C1 to C10 alkyl group; a substituted or unsubstituted C2 to C10 alkenyl group; a substituted or unsubstituted C2 to C10 alkynyl group; a substituted or unsubstituted C6 to C10 aryl group; Or a substituted or unsubstituted C2 to C10 heteroaryl group selected from the group consisting of, or two or more adjacent groups are bonded to each other to form a substituted or unsubstituted C6 to C10 aromatic hydrocarbon ring or a substituted or unsubstituted C2 to C10 group It can be a heterocyclic ring.
- R91 to R100 are the same as or different from each other, and each independently hydrogen; heavy hydrogen; a substituted or unsubstituted C1 to C10 alkyl group; a substituted or unsubstituted C2 to C10 alkenyl group; a substituted or unsubstituted C2 to C10 alkynyl group; a substituted or unsubstituted C6 to C10 aryl group; Or it may be a substituted or unsubstituted C2 to C10 heteroaryl group.
- R91 to R100 are the same as or different from each other, and each independently hydrogen; heavy hydrogen; a substituted or unsubstituted C6 to C20 aryl group; Or it may be a substituted or unsubstituted C2 to C20 heteroaryl group.
- R91 to R100 are the same as or different from each other, and each independently hydrogen; heavy hydrogen; a substituted or unsubstituted C6 to C10 aryl group; Or it may be a substituted or unsubstituted C2 to C10 heteroaryl group.
- R91 to R100 are the same as or different from each other, and each independently hydrogen; heavy hydrogen; It may be a substituted or unsubstituted phenyl group, naphthalenyl, anthracenyl, or phenanthrenyl group.
- the 'substitution' of L1 to L6, R1 to R23, R31 to R46, R51 to R55, R61 to R75, R81 to R85, R91 to R100 and Ra to Re is deuterium; C1 to C10 alkyl; C2 to C10 alkenyl; C2 to C10 alkynyl; C3 to C15 cycloalkyl; C2 to C20 heterocycloalkyl; C6 to C30 aryl; C2 to C30 heteroaryl; C1 to C10 alkylamine; C6 to C30 arylamine; and one or more substituents selected from the group consisting of a C2 to C30 heteroarylamine group.
- the 'substitution' of L1 to L6, R1 to R23, R31 to R46, R51 to R55, R61 to R75, R81 to R85, R91 to R100 and Ra to Re is deuterium; C1 to C10 alkyl; C6 to C30 aryl; One or more substituents selected from the group consisting of a C2 to C30 heteroaryl group may be each independently formed.
- the 'substitution' of L1 to L6, R1 to R23, R31 to R46, R51 to R55, R61 to R75, R81 to R85, R91 to R100 and Ra to Re is deuterium; C1 to C5 alkyl; C6 to C20 aryl; and one or more substituents selected from the group consisting of a C2 to C20 heteroaryl group.
- the 'substitution' of L1 to L6, R1 to R23, R31 to R46, R51 to R55, R61 to R75, R81 to R85, R91 to R100 and Ra to Re is deuterium, methyl , ethyl, straight or branched chain propyl, straight or branched chain butyl, straight or branched chain pentyl, phenyl, naphthalenyl, pyridinyl, anthracenyl, carbazole, dibenzothiophene, dibenzofuran, and phenane
- One or more substituents selected from the group consisting of a threnyl group may be each independently formed.
- the 'substitution' of L1 to L6, R1 to R23, R31 to R46, R51 to R55, R61 to R75, R81 to R85, R91 to R100 and Ra to Re is deuterium, methyl , ethyl, straight-chain or branched propyl, straight-chain or branched butyl, and straight-chain or branched pentyl groups may each independently be formed.
- R81 to R84, L4, t, u and v may be the same as defined in Formula 2 above.
- the heterocyclic compound represented by Formula 2 may be any one selected from the following compounds.
- the organic material layer includes a light emitting layer
- the light emitting layer includes a host material
- the host material is a heterocyclic compound of Formula 1 and represented by Formula 2 It may include a heterocyclic compound.
- one embodiment of the present invention provides a composition for an organic material layer of an organic light emitting device comprising the heterocyclic compound represented by Formula 1, and the heterocyclic compound represented by Formula 2 above.
- heterocyclic compound represented by Formula 1 and the heterocyclic compound represented by Formula 2 are the same as described above.
- the weight ratio of the heterocyclic compound represented by Formula 1 and the heterocyclic compound represented by Formula 2 in the composition for an organic material layer of the organic light emitting device may be 1:10 to 10:1, and , 1: 8 to 8: 1, may be 1: 5 to 5: 1, may be 1: 2 to 2: 1, but is not limited thereto.
- composition for the organic material layer of the organic light emitting device can be used when forming the organic material of the organic light emitting device, and in particular, can be used more preferably when forming the host of the light emitting layer.
- the organic material layer includes the heterocyclic compound represented by Formula 1 and the heterocyclic compound represented by Formula 2, and may be used together with a phosphorescent dopant.
- phosphorescent dopant material those known in the art may be used.
- phosphorescent dopant materials represented by LL'MX', LL'L"M, LMX'X", L2MX' and L3M may be used, but the scope of the present invention is not limited by these examples.
- M may be iridium, platinum, osmium, or the like.
- L is an anionic bidentate ligand coordinated to M by sp2 carbon and a hetero atom
- X may function to trap electrons or holes.
- L include 2-(1-naphthyl)benzoxazole, (2-phenylbenzoxazole), (2-phenylbenzothiazole), (2-phenylbenzothiazole), (7,8 -benzoquinoline), (thiophenepyrizine), phenylpyridine, benzothiophenepyrizine, 3-methoxy-2-phenylpyridine, thiophenepyrizine, tolylpyridine, and the like.
- X' and X" include acetylacetonate (acac), hexafluoroacetylacetonate, salicylidene, picolinate, 8-hydroxyquinolinate, and the like.
- the organic material layer includes the heterocyclic compound represented by Formula 1 and the heterocyclic compound represented by Formula 2, and may be used together with an iridium-based dopant.
- (piq) 2 (Ir)(acac) may be used as the red phosphorescent dopant.
- Ir(ppy) 3 may be used as the green phosphorescent dopant as the iridium-based dopant.
- the content of the dopant may have a content of 1% to 15%, preferably 2% to 10%, more preferably 3% to 10% based on the entire emission layer.
- the organic material layer may include an electron injection layer or an electron transport layer, and the electron injection layer or the electron transport layer may include the heterocyclic compound.
- the organic material layer may include an electron blocking layer or a hole blocking layer, and the electron blocking layer or the hole blocking layer may include the heterocyclic compound.
- the organic material layer may include an electron transport layer, a light emitting layer or a hole blocking layer, and the electron transport layer, the light emitting layer or the hole blocking layer may include the heterocyclic compound.
- An organic light emitting device includes a light emitting layer, a hole injection layer, and a hole transport layer. It may further include one or more layers selected from the group consisting of an electron injection layer, an electron transport layer, an electron blocking layer and a hole blocking layer.
- FIG. 1 to 3 illustrate the stacking order of the electrode and the organic material layer of the organic light emitting device according to an embodiment of the present invention.
- the scope of the present application be limited by these drawings, and the structure of an organic light emitting device known in the art may also be applied to the present application.
- an organic light-emitting device in which an anode 200 , an organic material layer 300 , and a cathode 400 are sequentially stacked on a substrate 100 is illustrated.
- an organic light emitting device in which a cathode, an organic material layer, and an anode are sequentially stacked on a substrate may be implemented.
- the organic light emitting diode according to FIG. 3 includes a hole injection layer 301 , a hole transport layer 302 , a light emitting layer 303 , a hole blocking layer 304 , an electron transport layer 305 , and an electron injection layer 306 .
- a hole injection layer 301 a hole transport layer 302 , a light emitting layer 303 , a hole blocking layer 304 , an electron transport layer 305 , and an electron injection layer 306 .
- the scope of the present application is not limited by such a laminated structure, and if necessary, the remaining layers except for the light emitting layer may be omitted, and other necessary functional layers may be further added.
- the method comprising: preparing a substrate; forming a first electrode on the substrate; forming one or more organic material layers on the first electrode; and forming a second electrode on the organic material layer, wherein the forming of the organic material layer uses the composition for an organic material layer according to an embodiment of the present invention to form one or more organic material layers. It provides a method of manufacturing an organic light emitting device comprising the step of.
- the step of forming the organic material layer is a pre-mixed (pre-mixed) heterocyclic compound represented by the heterocyclic compound represented by Formula 1 and the heterocyclic compound represented by Formula 2, thermal vacuum deposition method It may be formed using.
- the pre-mixed (pre-mixed), the heterocyclic compound represented by the formula (1) and the heterocyclic compound represented by the formula (2) are first mixed with the materials before deposition on the organic material layer means to put in one source and mix.
- the premixed material may be referred to as a composition for an organic material layer according to an exemplary embodiment of the present application.
- the organic material layer including the heterocyclic compound represented by Formula 1 may further include other materials as needed.
- the organic material layer including the heterocyclic compound represented by Formula 2 together with Formula 1 may further include other materials as needed.
- anode material Materials having a relatively large work function may be used as the anode material, and transparent conductive oxides, metals, conductive polymers, or the like may be used.
- the anode material include metals such as vanadium, chromium, copper, zinc, gold, or alloys thereof; metal oxides such as zinc oxide, indium oxide, indium tin oxide (ITO), and indium zinc oxide (IZO); ZnO: Al or SnO 2 : Combination of metals and oxides such as Sb; conductive polymers such as poly(3-methylthiophene), poly[3,4-(ethylene-1,2-dioxy)thiophene](PEDOT), polypyrrole, and polyaniline, but are not limited thereto.
- anode material Materials having a relatively low work function may be used as the anode material, and a metal, metal oxide, conductive polymer, or the like may be used.
- the anode material include metals such as magnesium, calcium, sodium, potassium, titanium, indium, yttrium, lithium, gadolinium, aluminum, silver, tin and lead, or alloys thereof; and a multi-layered material such as LiF/Al or LiO 2 /Al, but is not limited thereto.
- hole injection layer material a known hole injection layer material may be used, for example, a phthalocyanine compound such as copper phthalocyanine disclosed in U.S. Patent No. 4,356,429 or Advanced Material, 6, p.677 (1994).
- a phthalocyanine compound such as copper phthalocyanine disclosed in U.S. Patent No. 4,356,429 or Advanced Material, 6, p.677 (1994).
- Starburst-type amine derivatives described such as tris(4-carbazolyl-9-ylphenyl)amine (TCTA), 4,4',4"-tri[phenyl(m-tolyl)amino]triphenylamine ( m-MTDATA), 1,3,5-tris[4-(3-methylphenylphenylamino)phenyl]benzene (m-MTDAPB), soluble conductive polymer polyaniline/Dodecylbenzenesulfonic acid, or Poly(3,4-ethylenedioxythiophene)/Poly(4-styrenesulfonate), Polyaniline/Camphor sulfonic acid, or Polyaniline/poly(4-styrene-sulfonate) (Polyaniline/Poly(4-styrene-sulfonate)) and the like may be used.
- TCTA tris(4-carbazolyl-9-ylphenyl)amine
- a pyrazoline derivative, an arylamine derivative, a stilbene derivative, a triphenyldiamine derivative, etc. may be used as the hole transport layer material, and a low molecular weight or high molecular material may be used.
- Examples of the electron transport layer material include oxadiazole derivatives, anthraquinodimethane and its derivatives, benzoquinone and its derivatives, naphthoquinone and its derivatives, anthraquinone and its derivatives, tetracyanoanthraquinodimethane and its derivatives, and fluorenone.
- Derivatives, diphenyldicyanoethylene and derivatives thereof, diphenoquinone derivatives, metal complexes of 8-hydroxyquinoline and derivatives thereof, etc. may be used, and polymer materials as well as low molecular weight materials may be used.
- the electron injection layer material for example, LiF is typically used in the art, but the present application is not limited thereto.
- a red, green or blue light emitting material may be used as the light emitting layer material, and if necessary, two or more light emitting materials may be mixed and used. In this case, two or more light emitting materials may be deposited and used as individual sources, or may be premixed and deposited as a single source for use.
- a fluorescent material can be used as a light emitting layer material, it can also be used as a phosphorescent material.
- As the light emitting layer material a material that emits light by combining holes and electrons injected from the anode and the cathode, respectively, may be used alone, but materials in which the host material and the dopant material together participate in light emission may be used.
- a host of the light emitting layer material When a host of the light emitting layer material is mixed and used, a host of the same type may be mixed and used, or a host of a different type may be mixed and used. For example, any two or more types of n-type host material and p-type host material may be selected and used as the host material of the light emitting layer.
- the organic light emitting diode according to an embodiment of the present invention may be a top emission type, a back emission type, or a double side emission type depending on a material used.
- the heterocyclic compound according to an embodiment of the present invention may act on a principle similar to that applied to an organic light emitting device in an organic electronic device including an organic solar cell, an organic photoreceptor, and an organic transistor.
- Tables 3 and 4 The compounds described herein were prepared in the same manner as in Preparation Examples, and the synthesis confirmation results of the prepared compounds are shown in Tables 3 and 4 below.
- Table 3 below is the measurement value of 1H NMR (CDCl3, 400Mz)
- Table 4 below is the measurement value of the FD-mass spectrometer (FD-MS: Field desorption mass spectrometry).
- a glass substrate coated with indium tin oxide (ITO) to a thickness of 1,500 ⁇ was washed with distilled water and ultrasonic waves. After washing with distilled water, ultrasonic cleaning was performed with a solvent such as acetone, methanol, isopropyl alcohol, etc., and dried. Thereafter, the substrate was transferred to a plasma cleaner (PT), and then plasma-treated in a vacuum to increase the work function of ITO and remove the residual film, and then transferred to a thermal deposition equipment for organic deposition.
- PT plasma cleaner
- the hole injection layer 2-TNATA (4,4',4''-Tris[2-naphthyl(phenyl)amino]triphenylamine) as a common layer on the ITO transparent electrode (anode) and the hole transport layer NPB (N,N'-Di) (1-naphthyl)-N,N'-diphenyl-(1,1'-biphenyl)-4,4'-diamine) was formed.
- a light emitting layer was deposited thereon by thermal vacuum deposition as follows.
- the light emitting layer was pre-mixed using a compound of Formula 1 in Table 5 below as a P-type host, and compounds (G, H) of Formula 2 in Table 5 below as an N-type host, followed by a red phosphorescent dopant.
- the host was doped with [(piq) 2 (Ir)(acac)] in an amount of 3 wt% of the light emitting layer deposition thickness, and deposited to a thickness of 500 ⁇ .
- bathocuproine (BCP) was deposited to a thickness of 60 ⁇ as a hole blocking layer, and Alq 3 was deposited thereon to a thickness of 200 ⁇ as an electron transport layer.
- Comparative Examples 1 to 12 in the same manner as in Examples, except that the following compounds A to C and F were used instead of using the compound of Formula 1 as the P-type host in the manufacturing process of the organic light emitting device of Examples 1 to 33. of an organic light-emitting device was additionally manufactured.
- electroluminescence (EL) characteristics were measured with M7000 manufactured by McScience, and the lifespan equipment manufactured by McScience based on the measurement results T 90 of the red phosphorescent device was measured when the reference luminance was 6,000 cd/m 2 through a measuring device (M6000).
- T90 denotes a lifetime (unit: h, time) that is 90% of the initial luminance.
- ITO indium tin oxide
- a solvent such as acetone, methanol, isopropyl alcohol, etc.
- plasma treatment was performed in a vacuum to increase the work function of ITO and remove the remaining film, and then transferred to a thermal deposition equipment for organic deposition.
- a light emitting layer was deposited thereon by thermal vacuum deposition as follows.
- the light emitting layer was pre-mixed using a compound of Formula 1 of Table 6 as a P-type host, and Compound (I) of Formula 2 of Table 6 below as an N-type host, and [Ir] as a green phosphorescent dopant.
- (ppy) 3 ] was used, the host was doped with [Ir(ppy) 3 ] in an amount of 7 wt% of the light-emitting layer deposition thickness, and deposited to a thickness of 700 ⁇ .
- bathocuproine (BCP) was deposited to a thickness of 60 ⁇ as a hole blocking layer, and Alq 3 was deposited thereon to a thickness of 200 ⁇ as an electron transport layer.
- lithium fluoride (LiF) is deposited on the electron transport layer to a thickness of 10 ⁇ to form an electron injection layer, and then an aluminum (Al) anode is deposited to a thickness of 1,200 ⁇ on the electron injection layer to form a cathode.
- Al aluminum
- the organic light emitting diodes of Comparative Examples 13 to 18 were carried out in the same manner as in Examples, except for using the compounds D and E instead of using the compound of Formula 1 as the P-type host in the manufacturing process of the organic light emitting device of Examples 34 to 61. A light emitting device was additionally manufactured.
- electroluminescence (EL) characteristics were measured with M7000 manufactured by McScience, and the lifespan equipment manufactured by McScience based on the measurement results T 90 of the green phosphorescent device was measured using a measuring device (M6000) when the reference luminance was 6,000 cd/m 2 .
- T 90 denotes a lifetime (unit: h, time) that is 90% of the initial luminance.
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Abstract
Description
Claims (17)
- 하기 화학식 1로 표시되는 헤테로 고리 화합물:[화학식 1]상기 화학식 1에 있어서,X1 및 X2 중 하나는 O 또는 S이며, 다른 하나는 직접결합이고,L1은 단일결합; 치환 또는 비치환된 C6 내지 C60의 아릴렌기; 또는 치환 또는 비치환된 C2 내지 C60의 헤테로아릴렌기이고,m은 0 내지 5의 정수이며, m이 2 이상인 경우 각각의 L1은 서로 같거나 상이하고,R1 내지 R13은 서로 같거나 상이하고, 각각 독립적으로 수소; 중수소; 할로겐; 시아노기; 니트로기; 치환 또는 비치환된 C1 내지 C60의 알킬기; 치환 또는 비치환된 C2 내지 C60의 알케닐기; 치환 또는 비치환된 C2 내지 C60의 알키닐기; 치환 또는 비치환된 C3 내지 C60의 시클로알킬기; 치환 또는 비치환된 C2 내지 C60의 헤테로시클로알킬기; 치환 또는 비치환된 C6 내지 C60의 아릴기; 치환 또는 비치환된 C2 내지 C60의 헤테로아릴기; 치환 또는 비치환된 C1 내지 C60의 알콕시기; 치환 또는 비치환된 C6 내지 C60의 아릴옥시기; -P(=O)R101R102; -SiR101R102R103; 및 -NR101R102로 이루어진 군으로부터 선택되거나, 서로 인접하는 2 이상의 기가 서로 결합하여 치환 또는 비치환된 C6 내지 C60의 방향족 탄화수소 고리 또는 치환 또는 비치환된 C2 내지 C60의 헤테로 고리를 형성하며, 상기 R101, R102, 및 R103은 서로 같거나 상이하고, 각각 독립적으로 치환 또는 비치환된 C1 내지 C60의 알킬기; 치환 또는 비치환된 C6 내지 C60의 아릴기; 또는 치환 또는 비치환된 C2 내지 C60의 헤테로아릴기이다.
- 제 1 항에 있어서,상기 R1 내지 R13 중 어느 하나는하기 구조식 A 또는 구조식 B로 표시되는 헤테로 고리 화합물:[구조식 A][구조식 B]상기 구조식 A, B에 있어서,L2 및 L3은 서로 같거나 상이하고, 각각 독립적으로 단일결합; 치환 또는 비치환된 C6 내지 C60의 아릴렌기; 또는 치환 또는 비치환된 C2 내지 C60의 헤테로아릴렌기이고,n은 0 내지 5의 정수이며, n이 2 이상인 경우 각각의 L2는 서로 같거나 상이하고, o는 0 내지 5의 정수이며, o가 2 이상인 경우 각각의 L3은 서로 같거나 상이하고, p는 0 내지 3의 정수이며, p가 2 이상인 경우 각각의 R14는 서로 같거나 상이하고,R14 내지 R23은 서로 같거나 상이하고, 각각 독립적으로 수소; 중수소; 할로겐; 시아노기; 니트로기; 치환 또는 비치환된 C1 내지 C60의 알킬기; 치환 또는 비치환된 C2 내지 C60의 알케닐기; 치환 또는 비치환된 C2 내지 C60의 알키닐기; 치환 또는 비치환된 C3 내지 C60의 시클로알킬기; 치환 또는 비치환된 C2 내지 C60의 헤테로시클로알킬기; 치환 또는 비치환된 C6 내지 C60의 아릴기; 치환 또는 비치환된 C2 내지 C60의 헤테로아릴기; 치환 또는 비치환된 C1 내지 C60의 알콕시기; 치환 또는 비치환된 C6 내지 C60의 아릴옥시기; -P(=O)R101R102; -SiR101R102R103; 및 -NR101R102로 이루어진 군으로부터 선택되거나, 서로 인접하는 2 이상의 기가 서로 결합하여 치환 또는 비치환된 C6 내지 C60의 방향족 탄화수소 고리 또는 치환 또는 비치환된 C2 내지 C60의 헤테로 고리를 형성하며, 상기 R101, R102, 및 R103은 서로 같거나 상이하고, 각각 독립적으로 치환 또는 비치환된 C1 내지 C60의 알킬기; 치환 또는 비치환된 C6 내지 C60의 아릴기; 또는 치환 또는 비치환된 C2 내지 C60의 헤테로아릴기이다.
- 제 3 항에 있어서,상기 구조식 A는 하기 구조식 A-1 내지 구조식 A-4 중 어느 하나로 표시되는, 헤테로 고리 화합물:[구조식 A-1][구조식 A-2][구조식 A-3][구조식 A-4]상기 구조식 A-1 내지 구조식 A-4에 있어서,R31 내지 R46은 서로 같거나 상이하고, 각각 독립적으로 수소; 중수소; 할로겐; 시아노기; 니트로기; 치환 또는 비치환된 C1 내지 C60의 알킬기; 치환 또는 비치환된 C2 내지 C60의 알케닐기; 치환 또는 비치환된 C2 내지 C60의 알키닐기; 치환 또는 비치환된 C3 내지 C60의 시클로알킬기; 치환 또는 비치환된 C2 내지 C60의 헤테로시클로알킬기; 치환 또는 비치환된 C6 내지 C60의 아릴기; 치환 또는 비치환된 C2 내지 C60의 헤테로아릴기; 치환 또는 비치환된 C1 내지 C60의 알콕시기; 치환 또는 비치환된 C6 내지 C60의 아릴옥시기; -P(=O)R101R102; -SiR101R102R103; 및 -NR101R102로 이루어진 군으로부터 선택되거나, 서로 인접하는 2 이상의 기가 서로 결합하여 치환 또는 비치환된 C6 내지 C60의 방향족 탄화수소 고리 또는 치환 또는 비치환된 C2 내지 C60의 헤테로 고리를 형성하며, 상기 R101, R102, 및 R103은 서로 같거나 상이하고, 각각 독립적으로 치환 또는 비치환된 C1 내지 C60의 알킬기; 치환 또는 비치환된 C6 내지 C60의 아릴기; 또는 치환 또는 비치환된 C2 내지 C60의 헤테로아릴기이고,L2, L3, R14, R19, n, o 및 p는 상기 구조식 A에서의 정의와 동일하다.
- 제 3 항에 있어서,상기 R19는 하기 구조식 A-5-1 내지 구조식 A-5-5 중 어느 하나로 표시되는, 헤테로 고리 화합물:[구조식 A-5-1][구조식 A-5-2][구조식 A-5-3][구조식 A-5-4][구조식 A-5-5]상기 구조식 A-5-1 내지 구조식 A-5-5에 있어서,X3은 N 또는 CRa이고, X4는 N 또는 CRb이고, X5는 N 또는 CRc이고, X6은 N 또는 CRd이고, X7은 N 또는 CRe이고,Y는 O 또는 S이고,R51 내지 R55, R61 내지 R75 및 Ra 내지 Re는 서로 같거나 상이하고, 각각 독립적으로 수소; 중수소; 할로겐; 시아노기; 니트로기; 치환 또는 비치환된 C1 내지 C60의 알킬기; 치환 또는 비치환된 C2 내지 C60의 알케닐기; 치환 또는 비치환된 C2 내지 C60의 알키닐기; 치환 또는 비치환된 C3 내지 C60의 시클로알킬기; 치환 또는 비치환된 C2 내지 C60의 헤테로시클로알킬기; 치환 또는 비치환된 C6 내지 C60의 아릴기; 치환 또는 비치환된 C2 내지 C60의 헤테로아릴기; 치환 또는 비치환된 C1 내지 C60의 알콕시기; 치환 또는 비치환된 C6 내지 C60의 아릴옥시기; -P(=O)R101R102; -SiR101R102R103; 및 -NR101R102로 이루어진 군으로부터 선택되거나, 서로 인접하는 2 이상의 기가 서로 결합하여 치환 또는 비치환된 C6 내지 C60의 방향족 탄화수소 고리 또는 치환 또는 비치환된 C2 내지 C60의 헤테로 고리를 형성하며, 상기 R101, R102, 및 R103은 서로 같거나 상이하고, 각각 독립적으로 치환 또는 비치환된 C1 내지 C60의 알킬기; 치환 또는 비치환된 C6 내지 C60의 아릴기; 또는 치환 또는 비치환된 C2 내지 C60의 헤테로아릴기이고,q는 0 내지 3의 정수이며, q가 2 이상인 경우 각각의 R73은 서로 같거나 상이하고, r은 0 내지 3의 정수이며, r이 2 이상인 경우 각각의 R74는 서로 같거나 상이하고, s는 0 내지 2의 정수이며, s가 2 인 경우 각각의 R75는 서로 같거나 상이하다.
- 제 3 항에 있어서,상기 화학식 1의 R3, R4, R10, R11 및 R13 중 어느 하나는 상기 구조식 A 또는 구조식 B로 표시되는, 헤테로 고리 화합물.
- 제 1 전극;상기 제 1 전극과 대향하여 구비된 제 2 전극; 및상기 제 1 전극과 상기 제 2 전극 사이에 구비된 1층 이상의 유기물층;을 포함하는 유기 발광 소자로서,상기 유기물층 중 1층 이상은 제 1 항 내지 제 7 항 중 어느 한 항에 따른 헤테로 고리 화합물을 포함하는 것인, 유기 발광 소자.
- 제 8 항에 있어서,상기 유기물층은 하기 화학식 2로 표시되는 헤테로 고리 화합물을 추가로 포함하는 것인, 유기 발광 소자:[화학식 2]상기 화학식 2에 있어서,L4는 단일결합; 치환 또는 비치환된 C6 내지 C60의 아릴렌기; 또는 치환 또는 비치환된 C2 내지 C60의 헤테로아릴렌기이고,R81 내지 R85는 서로 같거나 상이하고, 각각 독립적으로 수소; 중수소; 할로겐; 시아노기; 니트로기; 치환 또는 비치환된 C1 내지 C60의 알킬기; 치환 또는 비치환된 C2 내지 C60의 알케닐기; 치환 또는 비치환된 C2 내지 C60의 알키닐기; 치환 또는 비치환된 C3 내지 C60의 시클로알킬기; 치환 또는 비치환된 C2 내지 C60의 헤테로시클로알킬기; 치환 또는 비치환된 C6 내지 C60의 아릴기; 치환 또는 비치환된 C2 내지 C60의 헤테로아릴기; 치환 또는 비치환된 C1 내지 C60의 알콕시기; 치환 또는 비치환된 C6 내지 C60의 아릴옥시기; -P(=O)R101R102; -SiR101R102R103; 및 -NR101R102로 이루어진 군으로부터 선택되거나, 서로 인접하는 2 이상의 기가 서로 결합하여 치환 또는 비치환된 C6 내지 C60의 방향족 탄화수소 고리 또는 치환 또는 비치환된 C2 내지 C60의 헤테로 고리를 형성하며, 상기 R101, R102, 및 R103은 서로 같거나 상이하고, 각각 독립적으로 치환 또는 비치환된 C1 내지 C60의 알킬기; 치환 또는 비치환된 C6 내지 C60의 아릴기; 또는 치환 또는 비치환된 C2 내지 C60의 헤테로아릴기이고,t는 0 내지 3의 정수이며, t가 2 이상인 경우 각각의 R81은 서로 같거나 상이하고, u는 0 내지 3의 정수이며, u가 2 이상인 경우 각각의 R82는 서로 같거나 상이하고, v는 0 내지 5의 정수이며, v가 2 이상인 경우 각각의 L4는 서로 같거나 상이하다.
- 제 9 항에 있어서,상기 화학식 2는 하기 화학식 2-1 또는 화학식 2-2로 표시되는, 유기 발광 소자:[화학식 2-1][화학식 2-2]L5 및 L6은 서로 같거나, 상이하고, 각각 독립적으로 단일결합; 치환 또는 비치환된 C6 내지 C60의 아릴렌기; 또는 치환 또는 비치환된 C2 내지 C60의 헤테로아릴렌기이고,w는 0 내지 5의 정수이며, w가 2 이상인 경우 각각의 L5는 서로 같거나 상이하고, x는 0 내지 5의 정수이며, x가 2 이상인 경우 각각의 L6은 서로 같거나 상이하고,R91 내지 R100은 서로 같거나 상이하고, 각각 독립적으로 수소; 중수소; 할로겐; 시아노기; 니트로기; 치환 또는 비치환된 C1 내지 C60의 알킬기; 치환 또는 비치환된 C2 내지 C60의 알케닐기; 치환 또는 비치환된 C2 내지 C60의 알키닐기; 치환 또는 비치환된 C3 내지 C60의 시클로알킬기; 치환 또는 비치환된 C2 내지 C60의 헤테로시클로알킬기; 치환 또는 비치환된 C6 내지 C60의 아릴기; 치환 또는 비치환된 C2 내지 C60의 헤테로아릴기; 치환 또는 비치환된 C1 내지 C60의 알콕시기; 치환 또는 비치환된 C6 내지 C60의 아릴옥시기; -P(=O)R101R102; -SiR101R102R103; 및 -NR101R102로 이루어진 군으로부터 선택되거나, 서로 인접하는 2 이상의 기가 서로 결합하여 치환 또는 비치환된 C6 내지 C60의 방향족 탄화수소 고리 또는 치환 또는 비치환된 C2 내지 C60의 헤테로 고리를 형성하며, 상기 R101, R102, 및 R103은 서로 같거나 상이하고, 각각 독립적으로 치환 또는 비치환된 C1 내지 C60의 알킬기; 치환 또는 비치환된 C6 내지 C60의 아릴기; 또는 치환 또는 비치환된 C2 내지 C60의 헤테로아릴기이고,R81 내지 R84, L4, t, u 및 v는 상기 화학식 2에서의 정의와 동일하다.
- 제 8 항에 있어서,상기 유기물층은 발광층을 포함하고,상기 발광층은 호스트 물질을 포함하며,상기 호스트 물질은 제 1 항 내지 제 7 항 중 어느 한 항에 따른 헤테로 고리 화합물 및 하기 화학식 2로 표시되는 헤테로 고리 화합물을 포함하는 것인 유기 발광 소자:[화학식 2]상기 화학식 2에 있어서,L4는 단일결합; 치환 또는 비치환된 C6 내지 C60의 아릴렌기; 또는 치환 또는 비치환된 C2 내지 C60의 헤테로아릴렌기이고,R81 내지 R85는 서로 같거나 상이하고, 각각 독립적으로 수소; 중수소; 할로겐; 시아노기; 니트로기; 치환 또는 비치환된 C1 내지 C60의 알킬기; 치환 또는 비치환된 C2 내지 C60의 알케닐기; 치환 또는 비치환된 C2 내지 C60의 알키닐기; 치환 또는 비치환된 C3 내지 C60의 시클로알킬기; 치환 또는 비치환된 C2 내지 C60의 헤테로시클로알킬기; 치환 또는 비치환된 C6 내지 C60의 아릴기; 치환 또는 비치환된 C2 내지 C60의 헤테로아릴기; 치환 또는 비치환된 C1 내지 C60의 알콕시기; 치환 또는 비치환된 C6 내지 C60의 아릴옥시기; -P(=O)R101R102; -SiR101R102R103; 및 -NR101R102로 이루어진 군으로부터 선택되거나, 서로 인접하는 2 이상의 기가 서로 결합하여 치환 또는 비치환된 C6 내지 C60의 방향족 탄화수소 고리 또는 치환 또는 비치환된 C2 내지 C60의 헤테로 고리를 형성하며, 상기 R101, R102, 및 R103은 서로 같거나 상이하고, 각각 독립적으로 치환 또는 비치환된 C1 내지 C60의 알킬기; 치환 또는 비치환된 C6 내지 C60의 아릴기; 또는 치환 또는 비치환된 C2 내지 C60의 헤테로아릴기이고,t는 0 내지 3의 정수이며, t가 2 이상인 경우 각각의 R81은 서로 같거나 상이하고, u는 0 내지 3의 정수이며, u가 2 이상인 경우 각각의 R82는 서로 같거나 상이하고, v는 0 내지 5의 정수이며, v가 2 이상인 경우 각각의 L4는 서로 같거나 상이하다.
- 제 8 항에 있어서,상기 유기 발광 소자는 발광층, 정공주입층, 정공수송층, 전자주입층, 전자수송층, 전자저지층 및 정공저지층으로 이루어진 군에서 선택되는 1층 또는 2층 이상을 더 포함하는 것인, 유기 발광 소자.
- 제 1 항 내지 제 7 항 중 어느 한 항에 따른 헤테로 고리 화합물 및 하기 화학식 2로 표시되는 헤테로 고리 화합물을 포함하는, 유기 발광 소자의 유기물층용 조성물:[화학식 2]상기 화학식 2에 있어서,L4는 단일결합; 치환 또는 비치환된 C6 내지 C60의 아릴렌기; 또는 치환 또는 비치환된 C2 내지 C60의 헤테로아릴렌기이고,R81 내지 R85는 서로 같거나 상이하고, 각각 독립적으로 수소; 중수소; 할로겐; 시아노기; 니트로기; 치환 또는 비치환된 C1 내지 C60의 알킬기; 치환 또는 비치환된 C2 내지 C60의 알케닐기; 치환 또는 비치환된 C2 내지 C60의 알키닐기; 치환 또는 비치환된 C3 내지 C60의 시클로알킬기; 치환 또는 비치환된 C2 내지 C60의 헤테로시클로알킬기; 치환 또는 비치환된 C6 내지 C60의 아릴기; 치환 또는 비치환된 C2 내지 C60의 헤테로아릴기; 치환 또는 비치환된 C1 내지 C60의 알콕시기; 치환 또는 비치환된 C6 내지 C60의 아릴옥시기; -P(=O)R101R102; -SiR101R102R103; 및 -NR101R102로 이루어진 군으로부터 선택되거나, 서로 인접하는 2 이상의 기가 서로 결합하여 치환 또는 비치환된 C6 내지 C60의 방향족 탄화수소 고리 또는 치환 또는 비치환된 C2 내지 C60의 헤테로 고리를 형성하며, 상기 R101, R102, 및 R103은 서로 같거나 상이하고, 각각 독립적으로 치환 또는 비치환된 C1 내지 C60의 알킬기; 치환 또는 비치환된 C6 내지 C60의 아릴기; 또는 치환 또는 비치환된 C2 내지 C60의 헤테로아릴기이고,t는 0 내지 3의 정수이며, t가 2 이상인 경우 각각의 R81은 서로 같거나 상이하고, u는 0 내지 3의 정수이며, u가 2 이상인 경우 각각의 R82는 서로 같거나 상이하고, v는 0 내지 5의 정수이며, v가 2 이상인 경우 각각의 L4는 서로 같거나 상이하다.
- 제 14 항에 있어서,상기 제 1 항 내지 제 7 항 중 어느 한 항에 따른 헤테로 고리 화합물 및 상기 화학식 2로 표시되는 헤테로 고리 화합물의 중량비가 1:10 내지 10:1인, 유기 발광 소자의 유기물층용 조성물.
- 기판을 준비하는 단계;상기 기판 상에 제 1 전극을 형성하는 단계;상기 제 1 전극 상에 1층 이상의 유기물층을 형성하는 단계; 및상기 유기물층 상에 제 2 전극을 형성하는 단계를 포함하고,상기 유기물층을 형성하는 단계는 제 14 항에 따른 유기물층용 조성물을 이용하여 1층 이상의 유기물층을 형성하는 단계를 포함하는 것인, 유기 발광 소자의 제조 방법.
- 제 16 항에 있어서,상기 유기물층을 형성하는 단계는 상기 화학식 1의 헤테로 고리 화합물 및 상기 화학식 2의 헤테로 고리 화합물을 예비 혼합(pre-mixed)하고, 열 진공 증착 방법을 이용하여 형성하는 것인, 유기 발광 소자의 제조 방법.
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US18/034,160 US20230399336A1 (en) | 2020-12-21 | 2021-11-05 | Heterocyclic compound, organic light-emitting device comprising same, manufacturing method therefor, and composition for organic layer |
JP2023537147A JP2024500129A (ja) | 2020-12-21 | 2021-11-05 | ヘテロ環化合物、これを含む有機発光素子、その製造方法および有機物層用組成物 |
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US4356429A (en) | 1980-07-17 | 1982-10-26 | Eastman Kodak Company | Organic electroluminescent cell |
US20100032658A1 (en) * | 2008-07-14 | 2010-02-11 | Gracel Display Inc. | Novel organic electroluminescent compounds and organic electroluminescent device using the same |
KR20150065383A (ko) * | 2013-12-05 | 2015-06-15 | 주식회사 두산 | 유기 발광 화합물 및 이를 이용한 유기 전계 발광 소자 |
KR20170113334A (ko) * | 2016-03-28 | 2017-10-12 | 주식회사 엘지화학 | 화합물 및 이를 포함하는 유기 전자 소자 |
KR20180022189A (ko) * | 2016-08-23 | 2018-03-06 | 주식회사 두산 | 유기 화합물 및 이를 포함하는 유기 전계 발광 소자 |
KR20200127886A (ko) * | 2019-05-02 | 2020-11-11 | 주식회사 엘지화학 | 유기 발광 소자 |
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2021
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- 2021-11-05 JP JP2023537147A patent/JP2024500129A/ja active Pending
- 2021-11-05 CN CN202180078481.6A patent/CN116670138A/zh active Pending
- 2021-11-05 WO PCT/KR2021/016012 patent/WO2022139167A1/ko active Application Filing
- 2021-11-09 TW TW110141657A patent/TW202229289A/zh unknown
Patent Citations (6)
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US4356429A (en) | 1980-07-17 | 1982-10-26 | Eastman Kodak Company | Organic electroluminescent cell |
US20100032658A1 (en) * | 2008-07-14 | 2010-02-11 | Gracel Display Inc. | Novel organic electroluminescent compounds and organic electroluminescent device using the same |
KR20150065383A (ko) * | 2013-12-05 | 2015-06-15 | 주식회사 두산 | 유기 발광 화합물 및 이를 이용한 유기 전계 발광 소자 |
KR20170113334A (ko) * | 2016-03-28 | 2017-10-12 | 주식회사 엘지화학 | 화합물 및 이를 포함하는 유기 전자 소자 |
KR20180022189A (ko) * | 2016-08-23 | 2018-03-06 | 주식회사 두산 | 유기 화합물 및 이를 포함하는 유기 전계 발광 소자 |
KR20200127886A (ko) * | 2019-05-02 | 2020-11-11 | 주식회사 엘지화학 | 유기 발광 소자 |
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JP2024500129A (ja) | 2024-01-04 |
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TW202229289A (zh) | 2022-08-01 |
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