WO2017131380A1 - Composé hétérocyclique et dispositif électroluminescent organique contenant ce composé - Google Patents

Composé hétérocyclique et dispositif électroluminescent organique contenant ce composé Download PDF

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WO2017131380A1
WO2017131380A1 PCT/KR2017/000592 KR2017000592W WO2017131380A1 WO 2017131380 A1 WO2017131380 A1 WO 2017131380A1 KR 2017000592 W KR2017000592 W KR 2017000592W WO 2017131380 A1 WO2017131380 A1 WO 2017131380A1
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group
substituted
unsubstituted
light emitting
layer
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허정오
이동훈
장분재
강민영
허동욱
한미연
정민우
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주식회사 엘지화학
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Priority to CN201780001725.4A priority Critical patent/CN107635978B/zh
Publication of WO2017131380A1 publication Critical patent/WO2017131380A1/fr

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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
    • H10K85/10—Organic polymers or oligomers
    • H10K85/111—Organic polymers or oligomers comprising aromatic, heteroaromatic, or aryl chains, e.g. polyaniline, polyphenylene or polyphenylene vinylene
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D251/00—Heterocyclic compounds containing 1,3,5-triazine rings
    • C07D251/02—Heterocyclic compounds containing 1,3,5-triazine rings not condensed with other rings
    • C07D251/12—Heterocyclic compounds containing 1,3,5-triazine rings not condensed with other rings having three double bonds between ring members or between ring members and non-ring members
    • C07D251/14—Heterocyclic compounds containing 1,3,5-triazine rings not condensed with other rings having three double bonds between ring members or between ring members and non-ring members with hydrogen or carbon atoms directly attached to at least one ring carbon atom
    • C07D251/24—Heterocyclic compounds containing 1,3,5-triazine rings not condensed with other rings having three double bonds between ring members or between ring members and non-ring members with hydrogen or carbon atoms directly attached to at least one ring carbon atom to three ring carbon atoms
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D209/00—Heterocyclic compounds containing five-membered rings, condensed with other rings, with one nitrogen atom as the only ring hetero atom
    • C07D209/56—Ring systems containing three or more rings
    • C07D209/80—[b, c]- or [b, d]-condensed
    • C07D209/82—Carbazoles; Hydrogenated carbazoles
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D249/00—Heterocyclic compounds containing five-membered rings having three nitrogen atoms as the only ring hetero atoms
    • C07D249/16—Heterocyclic compounds containing five-membered rings having three nitrogen atoms as the only ring hetero atoms condensed with carbocyclic rings or ring systems
    • C07D249/18—Benzotriazoles
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    • C09K11/00—Luminescent, e.g. electroluminescent, chemiluminescent materials
    • C09K11/06—Luminescent, e.g. electroluminescent, chemiluminescent materials containing organic luminescent materials
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
    • H10K50/00—Organic light-emitting devices
    • H10K50/10—OLEDs or polymer light-emitting diodes [PLED]
    • H10K50/11—OLEDs or polymer light-emitting diodes [PLED] characterised by the electroluminescent [EL] layers
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
    • H10K50/00—Organic light-emitting devices
    • H10K50/10—OLEDs or polymer light-emitting diodes [PLED]
    • H10K50/14—Carrier transporting layers
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
    • H10K50/00—Organic light-emitting devices
    • H10K50/10—OLEDs or polymer light-emitting diodes [PLED]
    • H10K50/18—Carrier blocking layers
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
    • H10K85/00—Organic materials used in the body or electrodes of devices covered by this subclass
    • H10K85/60—Organic compounds having low molecular weight
    • H10K85/649—Aromatic compounds comprising a hetero atom
    • H10K85/654—Aromatic compounds comprising a hetero atom comprising only nitrogen as heteroatom
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    • C09K2211/00—Chemical nature of organic luminescent or tenebrescent compounds
    • C09K2211/10—Non-macromolecular compounds
    • C09K2211/1003—Carbocyclic compounds
    • C09K2211/1007—Non-condensed systems
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    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
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    • C09K2211/00—Chemical nature of organic luminescent or tenebrescent compounds
    • C09K2211/10—Non-macromolecular compounds
    • C09K2211/1018—Heterocyclic compounds
    • C09K2211/1025—Heterocyclic compounds characterised by ligands
    • C09K2211/1059—Heterocyclic compounds characterised by ligands containing three nitrogen atoms as heteroatoms

Definitions

  • the present specification relates to a heterocyclic compound and an organic light emitting device including the same.
  • organic light emitting phenomenon refers to a phenomenon of converting electrical energy into light energy using an organic material.
  • An organic light emitting device using an organic light emitting phenomenon usually has a structure including an anode, a cathode, and an organic material layer therebetween.
  • the organic material layer is often made of a multi-layered structure composed of different materials to increase the efficiency and stability of the organic light emitting device, for example, it may be made of a hole injection layer, a hole transport layer, a light emitting layer, an electron transport layer, an electron injection layer.
  • the present specification provides a heterocyclic compound and an organic light emitting device including the same.
  • At least one of X1 to X3 is N, and the others are CH;
  • L1 and L2 are the same as or different from each other, and each independently a direct bond; Or a substituted or unsubstituted arylene group,
  • Ar2 and Ar3 are the same as or different from each other, and each independently represent a substituted or unsubstituted aryl group,
  • Ar1 is a substituted or unsubstituted aryl group; Or a substituted or unsubstituted heteroaryl group,
  • the heterocyclic compound according to the exemplary embodiment of the present specification may be used as a material of the organic material layer of the organic light emitting device, and by using the same, it is possible to improve efficiency, low driving voltage, and / or lifespan characteristics in the organic light emitting device.
  • FIG. 1 illustrates an organic light emitting device 10 according to an exemplary embodiment of the present specification.
  • FIG. 2 illustrates an organic light emitting device 11 according to another exemplary embodiment of the present specification.
  • the present specification provides a heterocyclic compound represented by Chemical Formula 1.
  • the heterocyclic compound according to the exemplary embodiment of the present specification has a structure in which a substituent is bonded through L1 and L2, which are linking groups at positions 1 and 4 of naphthalene, and in this case, naphthalene is centered because it has an appropriate twisting structure around naphthalene.
  • L1 and L2 are linking groups at positions 1 and 4 of naphthalene
  • naphthalene is centered because it has an appropriate twisting structure around naphthalene.
  • the organic light emitting device may have improved efficiency, lower driving voltage, and longer lifetime characteristics.
  • substituted means that a hydrogen atom bonded to a carbon atom of the compound is replaced with another substituent, and the position to be substituted is not limited to a position where the hydrogen atom is substituted, that is, a position where a substituent can be substituted, if two or more substituted , Two or more substituents may be the same or different from each other.
  • substituted or unsubstituted is deuterium; Halogen group; Nitrile group; Nitro group; Imide group; Amide group; Carbonyl group; Ester group; Hydroxyl group; Substituted or unsubstituted alkyl group; A substituted or unsubstituted cycloalkyl group; Substituted or unsubstituted alkoxy group; Substituted or unsubstituted aryloxy group; Substituted or unsubstituted alkylthioxy group; Substituted or unsubstituted arylthioxy group; Substituted or unsubstituted alkyl sulfoxy group; Substituted or unsubstituted aryl sulfoxy group; Substituted or unsubstituted alkenyl group; Substituted or unsubstituted silyl group; Substituted or unsubstituted or unsubstituted
  • a substituent to which two or more substituents are linked may be a biphenyl group. That is, the biphenyl group may be an aryl group or may be interpreted as a substituent to which two phenyl groups are linked.
  • the halogen group may be fluorine, chlorine, bromine or iodine.
  • carbon number of an imide group is not specifically limited, It is preferable that it is C1-C30. Specifically, it may be a compound having a structure as follows, but is not limited thereto.
  • the amide group may be substituted with nitrogen of the amide group is hydrogen, a linear, branched or cyclic alkyl group having 1 to 30 carbon atoms or an aryl group having 6 to 30 carbon atoms. Specifically, it may be a compound of the following structural formula, but is not limited thereto.
  • carbon number of a carbonyl group in this specification is not specifically limited, It is preferable that it is C1-C30. Specifically, it may be a compound having a structure as follows, but is not limited thereto.
  • the ester group may be substituted with oxygen of the ester group having a linear, branched or cyclic alkyl group having 1 to 25 carbon atoms or an aryl group having 6 to 30 carbon atoms.
  • it may be a compound of the following structural formula, but is not limited thereto.
  • the alkyl group may be linear or branched chain, carbon number is not particularly limited, but is preferably 1 to 30.
  • Specific examples include methyl, ethyl, propyl, n-propyl, isopropyl, butyl, n-butyl, isobutyl, tert-butyl, sec-butyl, 1-methyl-butyl, 1-ethyl-butyl, pentyl, n-pentyl , Isopentyl, neopentyl, tert-pentyl, hexyl, n-hexyl, 1-methylpentyl, 2-methylpentyl, 4-methyl-2-pentyl, 3,3-dimethylbutyl, 2-ethylbutyl, heptyl, n -Heptyl, 1-methylhexyl, cyclopentylmethyl, cyclohexylmethyl, octyl, n-o
  • the cycloalkyl group is not particularly limited, but preferably has 3 to 30 carbon atoms, specifically, cyclopropyl, cyclobutyl, cyclopentyl, 3-methylcyclopentyl, 2,3-dimethylcyclopentyl, cyclohexyl, 3-methylcyclohexyl, 4-methylcyclohexyl, 2,3-dimethylcyclohexyl, 3,4,5-trimethylcyclohexyl, 4-tert-butylcyclohexyl, cycloheptyl, cyclooctyl, and the like, but are not limited thereto. It is not.
  • the alkoxy group may be linear, branched or cyclic. Although carbon number of an alkoxy group is not specifically limited, It is preferable that it is C1-C30. Specifically, methoxy, ethoxy, n-propoxy, isopropoxy, i-propyloxy, 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 and the like It may be, but is not limited thereto.
  • the amine group is -NH 2 ; Alkylamine group; N-alkylarylamine group; Arylamine group; N-aryl heteroaryl amine group; It may be selected from the group consisting of an N-alkylheteroarylamine group and a heteroarylamine group, carbon number is not particularly limited, but is preferably 1 to 30.
  • Specific examples of the amine group include methylamine group, dimethylamine group, ethylamine group, diethylamine group, phenylamine group, naphthylamine group, biphenylamine group, anthracenylamine group, and 9-methyl-anthracenylamine group.
  • the N-alkylarylamine group means an amine group in which an alkyl group and an aryl group are substituted for N of the amine group.
  • the N-arylheteroarylamine group means an amine group in which an aryl group and a heteroaryl group are substituted for N in the amine group.
  • the N-alkylheteroarylamine group means an amine group in which an alkyl group and a heteroarylamine group are substituted for N of the amine group.
  • the alkyl group in the alkylamine group, the N-arylalkylamine group, the alkylthioxy group, the alkyl sulfoxy group, and the N-alkylheteroarylamine group is the same as the example of the alkyl group described above.
  • the alkyl thioxy group includes a methyl thioxy group, an ethyl thioxy group, a tert-butyl thioxy group, a hexyl thioxy group, an octyl thioxy group
  • the alkyl sulfoxy group includes mesyl, ethyl sulfoxy, propyl sulfoxy, and butyl sulfoxy groups. Etc., but is not limited thereto.
  • the alkenyl group may be linear or branched chain, carbon number is not particularly limited, but is preferably 2 to 30.
  • Specific examples include vinyl, 1-propenyl, isopropenyl, 1-butenyl, 2-butenyl, 3-butenyl, 1-pentenyl, 2-pentenyl, 3-pentenyl, 3-methyl-1- Butenyl, 1,3-butadienyl, allyl, 1-phenylvinyl-1-yl, 2-phenylvinyl-1-yl, 2,2-diphenylvinyl-1-yl, 2-phenyl-2- ( Naphthyl-1-yl) vinyl-1-yl, 2,2-bis (diphenyl-1-yl) vinyl-1-yl, stilbenyl group, styrenyl group, and the like, but are not limited thereto.
  • the silyl group includes trimethylsilyl group, triethylsilyl group, t-butyldimethylsilyl group, vinyldimethylsilyl group, propyldimethylsilyl group, triphenylsilyl group, diphenylsilyl group, phenylsilyl group, and the like.
  • the present invention is not limited thereto.
  • the boron group may be -BR 100 R 101 , wherein R 100 and R 101 are the same as or different from each other, and each independently hydrogen; heavy hydrogen; halogen; Nitrile group; A substituted or unsubstituted monocyclic or polycyclic cycloalkyl group having 3 to 30 carbon atoms; A substituted or unsubstituted linear or branched alkyl group having 1 to 30 carbon atoms; Substituted or unsubstituted monocyclic or polycyclic aryl group having 6 to 30 carbon atoms; And it may be selected from the group consisting of a substituted or unsubstituted monocyclic or polycyclic heteroaryl group having 2 to 30 carbon atoms.
  • phosphine oxide groups include, but are not limited to, diphenylphosphine oxide group, dinaphthylphosphine oxide, and the like.
  • the aryl group is not particularly limited, but preferably has 6 to 30 carbon atoms, and the aryl group may be monocyclic or polycyclic.
  • the aryl group is a monocyclic aryl group
  • carbon number is not particularly limited, but is preferably 6 to 30 carbon atoms.
  • the monocyclic aryl group may be a phenyl group, a biphenyl group, a terphenyl group, etc., but is not limited thereto.
  • Carbon number is not particularly limited when the aryl group is a polycyclic aryl group. It is preferable that it is C10-30.
  • the polycyclic aryl group may be naphthyl group, anthracenyl group, phenanthryl group, triphenyl group, pyrenyl group, penalenyl group, perylenyl group, chrysenyl group, fluorenyl group, etc., but is not limited thereto. no.
  • the fluorenyl group may be substituted, and adjacent groups may combine with each other to form a ring.
  • adjacent means a substituent substituted on an atom directly connected to an atom to which the substituent is substituted, a substituent positioned closest to the substituent, or another substituent substituted on an atom to which the substituent is substituted.
  • two substituents substituted at the ortho position in the benzene ring and two substituents substituted at the same carbon in the aliphatic ring may be interpreted as "adjacent" groups.
  • the aryl group in the aryloxy group, arylthioxy group, aryl sulfoxy group, N-arylalkylamine group, N-arylheteroarylamine group, and arylphosphine group is the same as the examples of the aryl group described above.
  • the aryloxy group may be a phenoxy group, p-tolyloxy group, m-tolyloxy group, 3,5-dimethyl-phenoxy group, 2,4,6-trimethylphenoxy group, p-tert-butylphenoxy group, 3- Biphenyloxy group, 4-biphenyloxy group, 1-naphthyloxy group, 2-naphthyloxy group, 4-methyl-1-naphthyloxy group, 5-methyl-2-naphthyloxy group, 1-anthryloxy group , 2-anthryloxy group, 9-anthryloxy group, 1-phenanthryloxy group, 3-phenanthryloxy group, 9-phenanthryloxy group, and the like.
  • arylthioxy group examples include a phenylthioxy group and 2- The methylphenyl thioxy group, 4-tert- butylphenyl thioxy group, etc. are mentioned,
  • An aryl sulfoxy group includes a benzene sulfoxy group, p-toluene sulfoxy group, etc., but is not limited to this.
  • examples of the arylamine group include a substituted or unsubstituted monoarylamine group, a substituted or unsubstituted diarylamine group, or a substituted or unsubstituted triarylamine group.
  • the aryl group in the arylamine group may be a monocyclic aryl group, may be a polycyclic aryl group.
  • the arylamine group including two or more aryl groups may simultaneously include a monocyclic aryl group, a polycyclic aryl group, or a monocyclic aryl group and a polycyclic aryl group.
  • the aryl group in the arylamine group may be selected from the examples of the aryl group described above.
  • the heteroaryl group includes one or more atoms other than carbon and heteroatoms, and specifically, the heteroatoms may include one or more atoms selected from the group consisting of O, N, Se, and S, and the like. Although carbon number is not particularly limited, it is preferably 2 to 30 carbon atoms, the heteroaryl group may be monocyclic or polycyclic.
  • heterocyclic group examples include thiophene group, furanyl group, pyrrole group, imidazolyl group, thiazolyl group, oxazolyl group, oxadiazolyl group, pyridyl group, bipyridyl group, pyrimidyl group, triazinyl group, tria Zolyl group, acridil group, pyridazinyl group, pyrazinyl group, quinolinyl group, quinazolinyl group, quinoxalinyl group, phthalazinyl group, pyrido pyrimidyl group, pyrido pyrazinyl group, pyrazino pyrazinyl group , Isoquinolinyl group, indolyl group, carbazolyl group, benzoxazolyl group, benzimidazolyl group, benzothiazolyl group, benzocarbazolyl group, benzothiophene
  • examples of the heteroarylamine group include a substituted or unsubstituted monoheteroarylamine group, a substituted or unsubstituted diheteroarylamine group, or a substituted or unsubstituted triheteroarylamine group.
  • the heteroarylamine group including two or more heteroaryl groups may simultaneously include a monocyclic heteroaryl group, a polycyclic heteroaryl group, or a monocyclic heteroaryl group and a polycyclic heteroaryl group.
  • the heteroaryl group in the heteroarylamine group may be selected from the examples of the heteroaryl group described above.
  • heteroaryl group in the N-arylheteroarylamine group and the N-alkylheteroarylamine group are the same as the examples of the heteroaryl group described above.
  • the arylene group refers to a divalent group having two bonding positions in the aryl group.
  • the description of the aforementioned aryl group can be applied except that they are each divalent.
  • the heteroarylene group means a divalent group having two bonding positions in the heteroaryl group.
  • the description of the aforementioned heteroaryl group can be applied except that they are each divalent.
  • L1 and L2 are the same as or different from each other, and each independently a direct bond; Or an arylene group.
  • L1 and L2 are the same as or different from each other, and each independently a direct bond; Or a phenylene group.
  • L1 is an arylene group.
  • L1 is a phenylene group.
  • L2 is a direct bond; Or an arylene group.
  • L2 is a direct bond; Or a phenylene group.
  • Ar2 and Ar3 are the same as or different from each other, and each independently an arylene group.
  • Ar2 and Ar3 are the same as or different from each other, each independently represent a substituted or unsubstituted phenylene group; A substituted or unsubstituted biphenylylene group; Or a substituted or unsubstituted naphthylene group.
  • Ar2 and Ar3 are the same as or different from each other, and each independently a phenylene group; Biphenylylene group; Or a naphthylene group.
  • Ar1 is an aryl group unsubstituted or substituted with an alkyl group; Or a heteroaryl group unsubstituted or substituted with an aryl group.
  • Ar1 is a fluorenyl group unsubstituted or substituted with an alkyl group; Fluoranthenyl group; Triphenylenyl group; Pyridyl groups unsubstituted or substituted with aryl groups; A pyrimidyl group unsubstituted or substituted with an aryl group; A benzimidazolyl group unsubstituted or substituted with an aryl group; Benzotriazolyl group; Or a carbazolyl group.
  • Ar1 is a fluorenyl group unsubstituted or substituted with a methyl group; Fluoranthenyl group; Triphenylenyl group; Pyridyl group unsubstituted or substituted with a phenyl group; A pyrimidyl group unsubstituted or substituted with a phenyl group; A benzimidazolyl group unsubstituted or substituted with a phenyl group; Benzotriazolyl group; Or a carbazolyl group.
  • Formula 1 is selected from 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 of the organic material layers includes the aforementioned heterocyclic compound.
  • the organic material layer of the organic light emitting device of the present specification may be formed of a single layer structure, but may be formed of a multilayer 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, an electron blocking layer, a light emitting layer, a hole blocking layer, an electron transport layer, an electron injection layer as an organic material layer.
  • the structure of the organic light emitting device is not limited thereto and may include fewer or more organic layers.
  • the structure of the organic light emitting device of the present specification may have a structure as shown in FIGS. 1 and 2, but is not limited thereto.
  • 1 illustrates a structure of an organic light emitting device 10 in which a first electrode 30, a light emitting layer 40, and a second electrode 50 are sequentially stacked on a substrate 20.
  • 1 is an exemplary structure of an organic light emitting device according to an exemplary embodiment of the present specification, and may further include another organic material layer.
  • FIG. 2 illustrates a first electrode 30, a hole injection layer 60, a hole transport layer 70, a light emitting layer 40, an electron transport layer 80, an electron injection layer 90, and a second electrode on a substrate 20.
  • a structure of an organic light emitting device in which 50) is sequentially stacked is illustrated.
  • 2 is an exemplary structure according to an exemplary embodiment of the present specification, and may further include another organic material layer.
  • the organic material layer includes an electron injection layer, and the electron injection layer includes a heterocyclic compound represented by Chemical Formula 1.
  • the organic material layer includes an electron transport layer
  • the electron transport layer includes a heterocyclic compound represented by Chemical Formula 1.
  • the organic material layer includes a layer for simultaneously injecting and transporting electrons, and the layer for simultaneously injecting and transporting an electron includes a heterocyclic compound represented by Formula 1.
  • the organic material layer includes a hole blocking layer, and the hole blocking layer includes a heterocyclic compound represented by Chemical Formula 1.
  • the organic material layer includes a light emitting layer, and the light emitting layer includes a heterocyclic compound represented by Formula 1 as a host of the light emitting layer.
  • the organic material layer may include a heterocyclic compound represented by Formula 1 as a host, and may include another organic compound, a metal, or a metal compound as a dopant.
  • the dopant may be one or more selected from the compounds illustrated below, but is not limited thereto.
  • the organic material layer includes a light emitting layer, and the light emitting layer includes a compound represented by the following Chemical Formula 1-A.
  • n1 is an integer of 1 or more
  • Ar7 is a substituted or unsubstituted monovalent or higher benzofluorene group; Substituted or unsubstituted monovalent or higher fluoranthene group; A substituted or unsubstituted monovalent or higher pyrene group; Or a substituted or unsubstituted monovalent or higher chrysene group,
  • L4 is a direct bond; Substituted or unsubstituted arylene group; Or a substituted or unsubstituted heteroarylene group,
  • Ar8 and Ar9 are the same as or different from each other, and each independently a substituted or unsubstituted aryl group; Substituted or unsubstituted silyl group; Substituted or unsubstituted alkyl group; Substituted or unsubstituted arylalkyl group; Or a substituted or unsubstituted heteroaryl group, or may combine with each other to form a substituted or unsubstituted ring,
  • n1 is 2 or more
  • the structures in two or more parentheses are the same or different from each other.
  • the organic material layer includes a light emitting layer, and the light emitting layer includes a compound represented by Chemical Formula 1-A as a dopant of the light emitting layer.
  • L4 is a direct bond.
  • n1 is 2.
  • Ar7 is a divalent pyrene group unsubstituted or substituted with deuterium, methyl, ethyl, isopropyl, or tert-butyl groups; Or a divalent chrysene group unsubstituted or substituted with deuterium, methyl, ethyl or tert-butyl group.
  • Ar8 and Ar9 are the same as or different from each other, and each independently represent a substituted or unsubstituted aryl group having 6 to 30 carbon atoms.
  • Ar8 and Ar9 are the same as or different from each other, and each independently substituted or unsubstituted with a silyl group substituted with a methyl group, ethyl group, isopropyl group, tert-butyl group, nitrile group or alkyl group It is an aryl group.
  • Ar8 and Ar9 are the same or different from each other, and each independently an aryl group unsubstituted or substituted with a silyl group substituted with an alkyl group.
  • Ar8 and Ar9 are the same or different from each other, and each independently an aryl group unsubstituted or substituted with a trimethylsilyl group.
  • Ar8 and Ar9 are the same as or different from each other, and each independently a substituted or unsubstituted phenyl group; Substituted or unsubstituted biphenyl group; Or a substituted or unsubstituted terphenyl group.
  • Ar8 and Ar9 are the same as or different from each other, and each independently a phenyl group unsubstituted or substituted with a methyl group, ethyl group, isopropyl group, tert-butyl group, nitrile group or trimethylsilyl group.
  • Ar8 and Ar9 are the same or different from each other, and each independently a biphenyl group unsubstituted or substituted with a methyl group, an ethyl group, a tert-butyl group, a nitrile group or a trimethylsilyl group.
  • Ar8 and Ar9 are the same as or different from each other, and each independently a terphenyl group unsubstituted or substituted with a methyl group, an ethyl group, a tert-butyl group, a nitrile group, or a trimethylsilyl group.
  • Ar8 and Ar9 are the same as or different from each other, and each independently represent a substituted or unsubstituted heteroaryl group having 6 to 30 carbon atoms.
  • Ar8 and Ar9 are the same as or different from each other, and each independently substituted or unsubstituted with a methyl group, an ethyl group, a tert-butyl group, a nitrile group, a silyl group substituted with an alkyl group or a phenyl group It is an aryl group.
  • Ar8 and Ar9 are the same as or different from each other, and each independently substituted or unsubstituted with a methyl group, ethyl group, tert-butyl group, nitrile group, trimethylsilyl group or phenyl group to be.
  • Formula 1-A is selected from the following compounds.
  • the organic material layer includes a light emitting layer, and the light emitting layer includes a compound represented by the following Chemical Formula 2-A.
  • Ar11 and Ar12 are the same as or different from each other, and each independently a substituted or unsubstituted monocyclic aryl group; Or a substituted or unsubstituted polycyclic aryl group,
  • G1 to G8 are the same as or different from each other, and each independently hydrogen; Substituted or unsubstituted monocyclic aryl group; Or a substituted or unsubstituted polycyclic aryl group.
  • the organic material layer includes a light emitting layer
  • the light emitting layer includes a compound represented by Formula 2-A as a host of the light emitting layer.
  • Ar11 and Ar12 are the same as or different from each other, and each independently a substituted or unsubstituted polycyclic aryl group.
  • Ar11 and Ar12 are the same as or different from each other, and each independently represent a substituted or unsubstituted polycyclic aryl group having 10 to 30 carbon atoms.
  • Ar11 and Ar12 are the same as or different from each other, and each independently a substituted or unsubstituted naphthyl group.
  • Ar11 and Ar12 are the same as or different from each other, and each independently a substituted or unsubstituted 1-naphthyl group.
  • Ar11 and Ar12 are 1-naphthyl group.
  • the G1 to G8 is hydrogen.
  • Formula 2-A is selected from the following compounds.
  • the organic material layer includes a light emitting layer
  • the light emitting layer includes the compound represented by Formula 1-A as a dopant of the light emitting layer
  • the compound represented by Formula 2-A as a host of the light emitting layer Include as.
  • the organic material layer may further include one or more layers selected from the group consisting of a hole injection layer, a hole transport layer, a light emitting layer, an electron transport layer and an electron injection layer.
  • the organic light emitting device of the present specification may be manufactured by materials and methods known in the art, except that at least one layer of the organic material layer includes the heterocyclic compound of the present specification, that is, the heterocyclic compound represented by Chemical Formula 1 above. Can be.
  • the organic material layers may be formed of the same material or different materials.
  • the organic light emitting device of the present specification may be manufactured by sequentially stacking a first electrode, an organic material layer, and a second electrode on a substrate.
  • a physical vapor deposition PVD: physical vapor deposition
  • PVD physical vapor deposition
  • sputtering e-beam evaporation
  • a metal or conductive metal oxide or an alloy thereof on the substrate
  • It can be prepared by forming a first electrode, forming an organic material layer including a hole injection layer, a hole transport layer, a light emitting layer and an electron transport layer thereon, and then depositing a material that can be used as a second electrode thereon.
  • an organic light emitting device may be manufactured by sequentially depositing a second electrode material, an organic material layer, and a first electrode material on a substrate.
  • the heterocyclic compound represented by Formula 1 may be formed as an organic material layer by a solution coating method as well as a vacuum deposition method in the manufacture of the organic light emitting device.
  • the solution coating method means spin coating, dip coating, doctor blading, inkjet printing, screen printing, spray method, roll coating, etc., but is not limited thereto.
  • the first electrode is an anode
  • the second electrode is a cathode
  • the first electrode is a cathode
  • the second electrode is an anode
  • the anode material a material having a large work function is usually preferred to facilitate hole injection into the organic material layer.
  • the positive electrode material that can be used in the present invention include metals such as vanadium, chromium, copper, zinc and gold or alloys thereof; Metal oxides such as zinc oxide, indium oxide, indium tin oxide (ITO), 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, and the like, but are not limited thereto.
  • the cathode material is a material having a small work function to facilitate electron injection into the organic material layer.
  • the negative electrode material include metals such as magnesium, calcium, sodium, potassium, titanium, indium, yttrium, lithium, gadolinium, aluminum, silver, tin, and lead or alloys thereof; Multilayer structure materials such as LiF / Al or LiO 2 / Al, Mg / Ag, and the like, but are not limited thereto.
  • the hole injection layer is a layer for injecting holes from an electrode with a hole injection material, and has a capability of transporting holes with a hole injection material, and thus has a hole injection effect at an anode, and an excellent hole injection effect with respect to a light emitting layer or a light emitting material.
  • generated in the light emitting layer to the electron injection layer or the electron injection material, and is excellent in thin film formation ability is preferable.
  • the highest occupied molecular orbital (HOMO) of the hole injection material is between the work function of the positive electrode material and the HOMO of the surrounding organic material layer.
  • hole injection material examples include metal porphyrin, oligothiophene, arylamine-based organic material, hexanitrile hexaazatriphenylene-based organic material, quinacridone-based organic material, and perylene-based Organic materials, anthraquinone, and polyaniline and polythiophene-based conductive polymers, but are not limited thereto.
  • the hole transport layer is a layer that receives holes from the hole injection layer and transports holes to the light emitting layer.
  • the hole transport material is a material capable of transporting holes from the anode or the hole injection layer to the light emitting layer.
  • the material is suitable. Specific examples thereof include an arylamine-based organic material, a conductive polymer, and a block copolymer having a conjugated portion and a non-conjugated portion together, but are not limited thereto.
  • the electron blocking layer is a layer that prevents the electrons injected from the electron injection layer from passing through the light emitting layer to the hole injection layer to improve the life and efficiency of the device, and, if necessary, using a known material using a known material It may be formed in a suitable portion between the injection layers.
  • the light emitting material of the light emitting layer is a material capable of emitting light in the visible region by transporting and combining holes and electrons from the hole transporting layer and the electron transporting layer, respectively, and a material having good quantum efficiency with respect to fluorescence or phosphorescence is preferable.
  • Specific examples thereof include 8-hydroxyquinoline aluminum complex (Alq 3 ); Carbazole series compounds; Dimerized styryl compounds; BAlq; 10-hydroxybenzoquinoline-metal compound; Benzoxazole, benzothiazole and benzimidazole series compounds; Poly (p-phenylenevinylene) (PPV) -based polymers; Spiro compounds; Polyfluorene, rubrene and the like, but are not limited thereto.
  • the light emitting layer may include a host material and a dopant material.
  • the host material is a condensed aromatic ring derivative or a hetero ring-containing compound.
  • condensed aromatic ring derivatives include anthracene derivatives, pyrene derivatives, naphthalene derivatives, pentacene derivatives, phenanthrene compounds, and fluoranthene compounds
  • heterocyclic-containing compounds include carbazole derivatives, dibenzofuran derivatives, and ladder types. Furan compounds, pyrimidine derivatives, and the like, but are not limited thereto.
  • the dopant material examples include aromatic amine derivatives, styrylamine compounds, boron complexes, fluoranthene compounds, and metal complexes.
  • the aromatic amine derivatives include condensed aromatic ring derivatives having a substituted or unsubstituted arylamino group, and include pyrene, anthracene, chrysene, and periplanthene having an arylamino group, and a styrylamine compound may be substituted or unsubstituted.
  • At least one arylvinyl group is substituted with the substituted arylamine, and one or two or more substituents selected from the group consisting of an aryl group, a silyl group, an alkyl group, a cycloalkyl group and an arylamino group are substituted or unsubstituted.
  • substituents selected from the group consisting of an aryl group, a silyl group, an alkyl group, a cycloalkyl group and an arylamino group are substituted or unsubstituted.
  • the metal complex includes, but is not limited to, an iridium complex, a platinum complex, and the like.
  • the hole blocking layer is a layer that can prevent the holes injected from the hole injection layer to pass through the light emitting layer to the electron injection layer to improve the life and efficiency of the device, if necessary, using a known material using a known material and electron It may be formed in a suitable portion between the injection layers.
  • the electron transporting material of the electron transporting layer is a layer for receiving electrons from the electron injection layer and transporting electrons to the light emitting layer.
  • the electron transporting material is a material capable of injecting electrons well from the cathode and transferring them to the light emitting layer. This large material is suitable. Specific examples thereof include Al complexes of 8-hydroxyquinoline; Complexes including Alq 3 ; Organic radical compounds; Hydroxyflavone-metal complexes and the like, but are not limited thereto.
  • the electron transport layer can be used with any desired cathode material as used in accordance with the prior art.
  • suitable cathode materials are conventional materials having a low work function followed by an aluminum or silver layer. Specifically cesium, barium, calcium, ytterbium and samarium, followed by aluminum layers or silver layers in each case.
  • the electron injection layer is a layer that injects electrons from an electrode, has an ability of transporting electrons, has an electron injection effect from a cathode, an electron injection effect with respect to a light emitting layer or a light emitting material, and hole injection of excitons generated in the light emitting layer.
  • the compound which prevents the movement to a layer and is excellent in thin film formation ability is preferable.
  • fluorenone anthraquinodimethane, diphenoquinone, thiopyran dioxide, oxazole, oxadiazole, triazole, imidazole, perylenetetracarboxylic acid, preorenylidene methane, anthrone and the like and derivatives thereof, metal Complex compounds, nitrogen-containing five-membered ring derivatives, and the like, but are not limited thereto.
  • Examples of the metal complex compound include 8-hydroxyquinolinato lithium, bis (8-hydroxyquinolinato) zinc, bis (8-hydroxyquinolinato) copper, bis (8-hydroxyquinolinato) manganese, Tris (8-hydroxyquinolinato) aluminum, tris (2-methyl-8-hydroxyquinolinato) aluminum, tris (8-hydroxyquinolinato) gallium, bis (10-hydroxybenzo [h] Quinolinato) beryllium, bis (10-hydroxybenzo [h] quinolinato) zinc, bis (2-methyl-8-quinolinato) chlorogallium, bis (2-methyl-8-quinolinato) ( o-cresolato) gallium, bis (2-methyl-8-quinolinato) (1-naphtolato) aluminum, bis (2-methyl-8-quinolinato) (2-naphtolato) gallium, It is not limited to this.
  • the organic light emitting device may be a top emission type, a bottom emission type, or a double side emission type according to a material used.
  • the heterocyclic compound represented by Formula 1 may be included in an organic solar cell or an organic transistor in addition to the organic light emitting device.
  • a glass substrate (corning 7059 glass) coated with ITO (Indium Tin Oxide) having a thickness of 1000 ⁇ was placed in distilled water in which a dispersant was dissolved, and ultrasonically washed. Fischer Co. products were used for the detergent, and Millipore Co. Secondly filtered distilled water was used as a filter of the product. After washing ITO for 30 minutes, ultrasonic washing was performed twice with distilled water for 10 minutes. After washing the distilled water, the ultrasonic washing in the order of isopropyl alcohol, acetone, methanol solvent and dried.
  • ITO Indium Tin Oxide
  • the hexanitrile hexaazatriphenylene was thermally vacuum deposited to a thickness of 500 kPa on the prepared ITO transparent electrode to form a hole injection layer.
  • HT1 400 kPa
  • the host H1 and the dopant D1 compound were vacuum deposited to a thickness of 300 kPa as a light emitting layer.
  • Compound 1 and LiQ (Lithium Quinolate) prepared in Synthesis Example 1 were vacuum-deposited on the emission layer in a weight ratio of 1: 1 to form an electron injection and transport layer at a thickness of 350 Pa.
  • lithium fluoride (LiF) and aluminum were deposited to a thickness of 12 kPa in order to form a cathode.
  • An organic light emitting device was manufactured.
  • the organic light emitting device was manufactured by maintaining 7 to 5 ⁇ 10 ⁇ 6 torr.
  • Table 1 shows the results of experiments of the organic light emitting device manufactured by using each compound as an electron injection and transport layer material.
  • Example 10 mA / cm 2 compound Voltage (V) Current efficiency (cd / A) Color coordinates (x, y)
  • Example 1 Compound 1 3.91 5.47 (0.137,0.124)
  • Example 2 Compound 2 3.89 5.41 (0.139,0.124)
  • Example 3 Compound 3 3.88 5.52 (0.138,0.126)
  • Example 4 Compound 4 3.90 5.35 (0.138,0.128)
  • Example 5 Compound 5 3.75 5.24 (0.137,0.126)
  • Example 6 Compound 6 3.84 5.30 (0.137,0.124)
  • Example 7 Compound 7 3.88 5.64 (0.137,0.126)
  • Example 8 Compound 8 3.81 5.55 (0.137,0.126)
  • Example 9 Compound 9 3.99 5.28 (0.137,0.126)
  • Example 10 Compound 10 3.81 5.47 (0.137,0.126) Comparative Example 1 ET1 4.00 5.01 (0.140,0.129) Comparative Example 2 ET2 4.01 5.03 (0.140,0.129) Comparative Example 3 ET3 4.
  • the organic light emitting device manufactured using the heterocyclic compound represented by Formula 1 according to an exemplary embodiment of the present specification is lower than the organic light emitting device of Comparative Examples 1 to 6, the driving voltage is low and the efficiency It can be seen that excellent.
  • the heterocyclic compound represented by Formula 1 when a substituent is bonded to the position 1, 4 of the naphthalene through a linking group L1 and L2, phenylene as in Comparative Examples 2 and 3 Since there is an appropriate twisting structure than a compound having a group or bonded to the 2 and 7 positions of naphthalene, the electronic interaction by conjugation between the substituents on both sides of naphthalene is reduced, thus maintaining the independent properties of the substituents. At the same time, the properly maintained conjugation is a structural feature that prevents the lifespan of the organic light emitting diode due to excessive electron injection, thereby improving efficiency, low driving voltage, and lifespan characteristics of the organic light emitting diode.
  • the organic light emitting device manufactured using the heterocyclic compound represented by Formula 1 is Since the electronic interaction due to the conjugation between the substituents is smaller than that of the organic light emitting diodes of Comparative Examples 5 and 6, in which the and Ar 1 are made of the same compound, the independent characteristics of the substituents are maintained, so that the driving voltage and the current efficiency are excellent. .

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Abstract

La présente invention concerne un composé hétérocyclique et un dispositif électroluminescent organique contenant ce composé.
PCT/KR2017/000592 2016-01-26 2017-01-18 Composé hétérocyclique et dispositif électroluminescent organique contenant ce composé WO2017131380A1 (fr)

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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2019182402A1 (fr) * 2018-03-22 2019-09-26 주식회사 엘지화학 Composé et dispositif électroluminescent organique le comprenant
CN111052427A (zh) * 2017-11-28 2020-04-21 株式会社Lg化学 有机发光器件
WO2021131657A1 (fr) 2019-12-26 2021-07-01 出光興産株式会社 Composé, matériau pour élément électroluminescent organique, élément électroluminescent organique et dispositif électronique
WO2022181157A1 (fr) * 2021-02-25 2022-09-01 出光興産株式会社 Composé, matériau pour éléments électroluminescents organiques, élément électroluminescent organique et dispositif électronique

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110050357B (zh) * 2017-11-16 2023-07-21 株式会社Lg化学 有机发光器件
CN111602258B (zh) * 2018-06-11 2023-11-07 株式会社Lg化学 有机发光器件
KR102308281B1 (ko) 2018-11-06 2021-10-01 주식회사 엘지화학 유기 발광 소자
KR102213664B1 (ko) 2018-11-28 2021-02-05 삼성에스디아이 주식회사 유기 광전자 소자용 화합물, 유기 광전자 소자 및 표시 장치
US20220102646A1 (en) * 2019-01-21 2022-03-31 Lg Chem, Ltd. Compound and organic light emitting device comprising same
TWI710621B (zh) * 2019-07-22 2020-11-21 昱鐳光電科技股份有限公司 經萘基取代之苯基嘧啶化合物及其有機電激發光元件
US20230165140A1 (en) * 2020-06-03 2023-05-25 Lg Chem, Ltd. Compound and organic light-emitting device comprising same
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WO2023125801A1 (fr) * 2021-12-30 2023-07-06 东丽先端材料研究开发（中国）有限公司 Dérivé de fluoranthène, élément électroluminescent et élément de conversion photoélectrique

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20130060157A (ko) * 2011-11-29 2013-06-07 에스에프씨 주식회사 안트라센 유도체 및 이를 포함하는 유기전계발광소자
KR20140006708A (ko) * 2012-07-05 2014-01-16 (주)씨에스엘쏠라 신규한 유기발광화합물 및 이를 포함하는 유기전기발광소자
KR20140129454A (ko) * 2013-04-29 2014-11-07 주식회사 알파켐 신규한 전자 수송 물질 및 이를 이용한 유기 발광 소자
WO2014209028A1 (fr) * 2013-06-28 2014-12-31 주식회사 엘지화학 Composé hétérocyclique et diode électroluminescente organique le comprenant
KR20150010016A (ko) * 2013-07-17 2015-01-28 롬엔드하스전자재료코리아유한회사 유기 전계 발광 소자
KR20160004513A (ko) * 2014-07-03 2016-01-13 덕산네오룩스 주식회사 유기전기 소자용 화합물, 이를 이용한 유기전기소자 및 그 전자 장치

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2008130840A (ja) * 2006-11-21 2008-06-05 Tosoh Corp 有機電界発光素子
JP2011222831A (ja) * 2010-04-12 2011-11-04 Idemitsu Kosan Co Ltd 有機エレクトロルミネッセンス素子
JP6425394B2 (ja) 2014-03-14 2018-11-21 出光興産株式会社 インク組成物、インク組成物を用いた有機エレクトロルミネッセンス素子、及び電子機器
KR101560102B1 (ko) * 2014-11-20 2015-10-13 주식회사 엘지화학 유기 발광 소자

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20130060157A (ko) * 2011-11-29 2013-06-07 에스에프씨 주식회사 안트라센 유도체 및 이를 포함하는 유기전계발광소자
KR20140006708A (ko) * 2012-07-05 2014-01-16 (주)씨에스엘쏠라 신규한 유기발광화합물 및 이를 포함하는 유기전기발광소자
KR20140129454A (ko) * 2013-04-29 2014-11-07 주식회사 알파켐 신규한 전자 수송 물질 및 이를 이용한 유기 발광 소자
WO2014209028A1 (fr) * 2013-06-28 2014-12-31 주식회사 엘지화학 Composé hétérocyclique et diode électroluminescente organique le comprenant
KR20150010016A (ko) * 2013-07-17 2015-01-28 롬엔드하스전자재료코리아유한회사 유기 전계 발광 소자
KR20160004513A (ko) * 2014-07-03 2016-01-13 덕산네오룩스 주식회사 유기전기 소자용 화합물, 이를 이용한 유기전기소자 및 그 전자 장치

Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111052427A (zh) * 2017-11-28 2020-04-21 株式会社Lg化学 有机发光器件
CN111052427B (zh) * 2017-11-28 2023-09-12 株式会社Lg化学 有机发光器件
WO2019182402A1 (fr) * 2018-03-22 2019-09-26 주식회사 엘지화학 Composé et dispositif électroluminescent organique le comprenant
US11737358B2 (en) 2018-03-22 2023-08-22 Lg Chem, Ltd. Compound and organic light emitting device comprising same
WO2021131657A1 (fr) 2019-12-26 2021-07-01 出光興産株式会社 Composé, matériau pour élément électroluminescent organique, élément électroluminescent organique et dispositif électronique
KR20220120560A (ko) 2019-12-26 2022-08-30 이데미쓰 고산 가부시키가이샤 화합물, 유기 전기발광 소자용 재료, 유기 전기발광 소자 및 전자 기기
WO2022181157A1 (fr) * 2021-02-25 2022-09-01 出光興産株式会社 Composé, matériau pour éléments électroluminescents organiques, élément électroluminescent organique et dispositif électronique
JPWO2022181157A1 (fr) * 2021-02-25 2022-09-01
JP7249470B2 (ja) 2021-02-25 2023-03-30 出光興産株式会社 化合物、有機エレクトロルミネッセンス素子用材料、有機エレクトロルミネッセンス素子及び電子機器

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