JP2016539515A - 有機エレクトロルミネセンス材料及び有機エレクトロルミネセンス素子 - Google Patents
有機エレクトロルミネセンス材料及び有機エレクトロルミネセンス素子 Download PDFInfo
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- JP2016539515A JP2016539515A JP2016552660A JP2016552660A JP2016539515A JP 2016539515 A JP2016539515 A JP 2016539515A JP 2016552660 A JP2016552660 A JP 2016552660A JP 2016552660 A JP2016552660 A JP 2016552660A JP 2016539515 A JP2016539515 A JP 2016539515A
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- organic electroluminescent
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- 239000000463 material Substances 0.000 title claims abstract description 53
- 125000001424 substituent group Chemical group 0.000 claims description 48
- 150000001875 compounds Chemical class 0.000 claims description 30
- -1 Alkyl silicon Chemical compound 0.000 claims description 27
- 229910052736 halogen Inorganic materials 0.000 claims description 21
- 150000002367 halogens Chemical class 0.000 claims description 21
- 125000004178 (C1-C4) alkyl group Chemical group 0.000 claims description 17
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 17
- 125000005842 heteroatom Chemical group 0.000 claims description 17
- 125000003277 amino group Chemical group 0.000 claims description 13
- 238000004519 manufacturing process Methods 0.000 claims description 13
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims description 12
- 229910052739 hydrogen Inorganic materials 0.000 claims description 12
- 239000001257 hydrogen Substances 0.000 claims description 12
- 125000004435 hydrogen atom Chemical class [H]* 0.000 claims description 12
- 125000001997 phenyl group Chemical group [H]C1=C([H])C([H])=C(*)C([H])=C1[H] 0.000 claims description 12
- 229910001873 dinitrogen Inorganic materials 0.000 claims description 11
- 238000010992 reflux Methods 0.000 claims description 10
- KWYUFKZDYYNOTN-UHFFFAOYSA-M Potassium hydroxide Chemical compound [OH-].[K+] KWYUFKZDYYNOTN-UHFFFAOYSA-M 0.000 claims description 9
- 125000001624 naphthyl group Chemical group 0.000 claims description 9
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 claims description 8
- 125000003118 aryl group Chemical group 0.000 claims description 8
- USIUVYZYUHIAEV-UHFFFAOYSA-N diphenyl ether Chemical compound C=1C=CC=CC=1OC1=CC=CC=C1 USIUVYZYUHIAEV-UHFFFAOYSA-N 0.000 claims description 8
- 125000000449 nitro group Chemical group [O-][N+](*)=O 0.000 claims description 8
- 229910052760 oxygen Inorganic materials 0.000 claims description 8
- 238000001953 recrystallisation Methods 0.000 claims description 7
- UHOVQNZJYSORNB-UHFFFAOYSA-N Benzene Chemical compound C1=CC=CC=C1 UHOVQNZJYSORNB-UHFFFAOYSA-N 0.000 claims description 6
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 claims description 6
- 238000006243 chemical reaction Methods 0.000 claims description 6
- 229910052717 sulfur Inorganic materials 0.000 claims description 6
- FDSGHYHRLSWSLQ-UHFFFAOYSA-N dichloromethane;propan-2-one Chemical compound ClCCl.CC(C)=O FDSGHYHRLSWSLQ-UHFFFAOYSA-N 0.000 claims description 5
- 238000010438 heat treatment Methods 0.000 claims description 5
- 229910052757 nitrogen Inorganic materials 0.000 claims description 5
- 238000000746 purification Methods 0.000 claims description 5
- 239000002994 raw material Substances 0.000 claims description 5
- 125000004209 (C1-C8) alkyl group Chemical group 0.000 claims description 4
- 125000006570 (C5-C6) heteroaryl group Chemical group 0.000 claims description 4
- YLQBMQCUIZJEEH-UHFFFAOYSA-N Furan Chemical compound C=1C=COC=1 YLQBMQCUIZJEEH-UHFFFAOYSA-N 0.000 claims description 4
- KYQCOXFCLRTKLS-UHFFFAOYSA-N Pyrazine Chemical compound C1=CN=CC=N1 KYQCOXFCLRTKLS-UHFFFAOYSA-N 0.000 claims description 4
- JUJWROOIHBZHMG-UHFFFAOYSA-N Pyridine Chemical group C1=CC=NC=C1 JUJWROOIHBZHMG-UHFFFAOYSA-N 0.000 claims description 4
- KAESVJOAVNADME-UHFFFAOYSA-N Pyrrole Chemical compound C=1C=CNC=1 KAESVJOAVNADME-UHFFFAOYSA-N 0.000 claims description 4
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 4
- 239000003513 alkali Substances 0.000 claims description 4
- 125000004986 diarylamino group Chemical group 0.000 claims description 4
- 125000003983 fluorenyl group Chemical group C1(=CC=CC=2C3=CC=CC=C3CC12)* 0.000 claims description 4
- 125000001072 heteroaryl group Chemical group 0.000 claims description 4
- 125000002887 hydroxy group Chemical group [H]O* 0.000 claims description 4
- 239000003208 petroleum Substances 0.000 claims description 4
- KJFMBFZCATUALV-UHFFFAOYSA-N phenolphthalein Chemical compound C1=CC(O)=CC=C1C1(C=2C=CC(O)=CC=2)C2=CC=CC=C2C(=O)O1 KJFMBFZCATUALV-UHFFFAOYSA-N 0.000 claims description 4
- 239000000741 silica gel Substances 0.000 claims description 4
- 229910002027 silica gel Inorganic materials 0.000 claims description 4
- 239000002904 solvent Substances 0.000 claims description 4
- AFPRJLBZLPBTPZ-UHFFFAOYSA-N acenaphthoquinone Chemical compound C1=CC(C(C2=O)=O)=C3C2=CC=CC3=C1 AFPRJLBZLPBTPZ-UHFFFAOYSA-N 0.000 claims description 3
- 238000002156 mixing Methods 0.000 claims description 3
- 125000003837 (C1-C20) alkyl group Chemical group 0.000 claims description 2
- JYEUMXHLPRZUAT-UHFFFAOYSA-N 1,2,3-triazine Chemical group C1=CN=NN=C1 JYEUMXHLPRZUAT-UHFFFAOYSA-N 0.000 claims description 2
- 125000006163 5-membered heteroaryl group Chemical group 0.000 claims description 2
- 125000006164 6-membered heteroaryl group Chemical group 0.000 claims description 2
- 125000003860 C1-C20 alkoxy group Chemical group 0.000 claims description 2
- PCNDJXKNXGMECE-UHFFFAOYSA-N Phenazine Natural products C1=CC=CC2=NC3=CC=CC=C3N=C21 PCNDJXKNXGMECE-UHFFFAOYSA-N 0.000 claims description 2
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical group [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims description 2
- FZWLAAWBMGSTSO-UHFFFAOYSA-N Thiazole Chemical group C1=CSC=N1 FZWLAAWBMGSTSO-UHFFFAOYSA-N 0.000 claims description 2
- 150000005840 aryl radicals Chemical group 0.000 claims description 2
- 229910052796 boron Inorganic materials 0.000 claims description 2
- 229910052805 deuterium Inorganic materials 0.000 claims description 2
- 125000004431 deuterium atom Chemical group 0.000 claims description 2
- 150000002504 iridium compounds Chemical class 0.000 claims description 2
- 239000012046 mixed solvent Substances 0.000 claims description 2
- 125000003356 phenylsulfanyl group Chemical group [*]SC1=C([H])C([H])=C([H])C([H])=C1[H] 0.000 claims description 2
- 150000003058 platinum compounds Chemical class 0.000 claims description 2
- 125000000714 pyrimidinyl group Chemical group 0.000 claims description 2
- 229910052710 silicon Inorganic materials 0.000 claims description 2
- 239000010703 silicon Substances 0.000 claims description 2
- 238000006467 substitution reaction Methods 0.000 claims description 2
- 125000003944 tolyl group Chemical group 0.000 claims description 2
- 125000005106 triarylsilyl group Chemical group 0.000 claims description 2
- 150000003852 triazoles Chemical class 0.000 claims description 2
- 125000000229 (C1-C4)alkoxy group Chemical group 0.000 claims 3
- 229910052711 selenium Inorganic materials 0.000 claims 1
- 239000000126 substance Substances 0.000 abstract description 2
- 230000005525 hole transport Effects 0.000 description 11
- 238000005401 electroluminescence Methods 0.000 description 10
- 238000010586 diagram Methods 0.000 description 9
- 238000002347 injection Methods 0.000 description 9
- 239000007924 injection Substances 0.000 description 9
- VOIPHXMAVLGRBK-UHFFFAOYSA-N acenaphtho[1,2-c]pyridine Chemical compound C1=CC2=CC=CC(C=3C4=CN=CC=3)=C2C4=C1 VOIPHXMAVLGRBK-UHFFFAOYSA-N 0.000 description 7
- 239000000243 solution Substances 0.000 description 7
- 230000005540 biological transmission Effects 0.000 description 5
- 230000015572 biosynthetic process Effects 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 5
- 239000011521 glass Substances 0.000 description 5
- 239000000758 substrate Substances 0.000 description 5
- 238000003786 synthesis reaction Methods 0.000 description 5
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 description 4
- 239000008367 deionised water Substances 0.000 description 4
- 229910021641 deionized water Inorganic materials 0.000 description 4
- 238000002330 electrospray ionisation mass spectrometry Methods 0.000 description 4
- 239000007787 solid Substances 0.000 description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- VFUDMQLBKNMONU-UHFFFAOYSA-N 9-[4-(4-carbazol-9-ylphenyl)phenyl]carbazole Chemical group C12=CC=CC=C2C2=CC=CC=C2N1C1=CC=C(C=2C=CC(=CC=2)N2C3=CC=CC=C3C3=CC=CC=C32)C=C1 VFUDMQLBKNMONU-UHFFFAOYSA-N 0.000 description 3
- 125000003545 alkoxy group Chemical group 0.000 description 3
- 239000013078 crystal Substances 0.000 description 3
- 239000000047 product Substances 0.000 description 3
- GEQBRULPNIVQPP-UHFFFAOYSA-N 2-[3,5-bis(1-phenylbenzimidazol-2-yl)phenyl]-1-phenylbenzimidazole Chemical compound C1=CC=CC=C1N1C2=CC=CC=C2N=C1C1=CC(C=2N(C3=CC=CC=C3N=2)C=2C=CC=CC=2)=CC(C=2N(C3=CC=CC=C3N=2)C=2C=CC=CC=2)=C1 GEQBRULPNIVQPP-UHFFFAOYSA-N 0.000 description 2
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 2
- 239000012459 cleaning agent Substances 0.000 description 2
- 230000000052 comparative effect Effects 0.000 description 2
- 125000004093 cyano group Chemical group *C#N 0.000 description 2
- 238000011161 development Methods 0.000 description 2
- 239000010408 film Substances 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 238000001840 matrix-assisted laser desorption--ionisation time-of-flight mass spectrometry Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000001301 oxygen Substances 0.000 description 2
- 125000005575 polycyclic aromatic hydrocarbon group Chemical group 0.000 description 2
- 238000011160 research Methods 0.000 description 2
- TVIVIEFSHFOWTE-UHFFFAOYSA-K tri(quinolin-8-yloxy)alumane Chemical compound [Al+3].C1=CN=C2C([O-])=CC=CC2=C1.C1=CN=C2C([O-])=CC=CC2=C1.C1=CN=C2C([O-])=CC=CC2=C1 TVIVIEFSHFOWTE-UHFFFAOYSA-K 0.000 description 2
- YFKBXYGUSOXJGS-UHFFFAOYSA-N 1,3-Diphenyl-2-propanone Chemical compound C=1C=CC=CC=1CC(=O)CC1=CC=CC=C1 YFKBXYGUSOXJGS-UHFFFAOYSA-N 0.000 description 1
- HNWFFTUWRIGBNM-UHFFFAOYSA-N 2-methyl-9,10-dinaphthalen-2-ylanthracene Chemical compound C1=CC=CC2=CC(C3=C4C=CC=CC4=C(C=4C=C5C=CC=CC5=CC=4)C4=CC=C(C=C43)C)=CC=C21 HNWFFTUWRIGBNM-UHFFFAOYSA-N 0.000 description 1
- DHDHJYNTEFLIHY-UHFFFAOYSA-N 4,7-diphenyl-1,10-phenanthroline Chemical compound C1=CC=CC=C1C1=CC=NC2=C1C=CC1=C(C=3C=CC=CC=3)C=CN=C21 DHDHJYNTEFLIHY-UHFFFAOYSA-N 0.000 description 1
- AWXGSYPUMWKTBR-UHFFFAOYSA-N 4-carbazol-9-yl-n,n-bis(4-carbazol-9-ylphenyl)aniline Chemical compound C12=CC=CC=C2C2=CC=CC=C2N1C1=CC=C(N(C=2C=CC(=CC=2)N2C3=CC=CC=C3C3=CC=CC=C32)C=2C=CC(=CC=2)N2C3=CC=CC=C3C3=CC=CC=C32)C=C1 AWXGSYPUMWKTBR-UHFFFAOYSA-N 0.000 description 1
- 101000837344 Homo sapiens T-cell leukemia translocation-altered gene protein Proteins 0.000 description 1
- 102100028692 T-cell leukemia translocation-altered gene protein Human genes 0.000 description 1
- 229940125904 compound 1 Drugs 0.000 description 1
- 238000011982 device technology Methods 0.000 description 1
- 239000002019 doping agent Substances 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000012065 filter cake Substances 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 230000002452 interceptive effect Effects 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 239000011368 organic material Substances 0.000 description 1
- UMJSCPRVCHMLSP-UHFFFAOYSA-N pyridine Natural products COC1=CC=CN=C1 UMJSCPRVCHMLSP-UHFFFAOYSA-N 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 239000010409 thin film Substances 0.000 description 1
- 238000007736 thin film deposition technique Methods 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
- 125000006617 triphenylamine group Chemical group 0.000 description 1
- 238000001771 vacuum deposition Methods 0.000 description 1
Classifications
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- C09K11/00—Luminescent, e.g. electroluminescent, chemiluminescent materials
- C09K11/06—Luminescent, e.g. electroluminescent, chemiluminescent materials containing organic luminescent materials
-
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- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D221/00—Heterocyclic compounds containing six-membered rings having one nitrogen atom as the only ring hetero atom, not provided for by groups C07D211/00 - C07D219/00
- C07D221/02—Heterocyclic compounds containing six-membered rings having one nitrogen atom as the only ring hetero atom, not provided for by groups C07D211/00 - C07D219/00 condensed with carbocyclic rings or ring systems
- C07D221/04—Ortho- or peri-condensed ring systems
- C07D221/18—Ring systems of four or more rings
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- C07D401/02—Heterocyclic compounds containing two or more hetero rings, having nitrogen atoms as the only ring hetero atoms, at least one ring being a six-membered ring with only one nitrogen atom containing two hetero rings
- C07D401/04—Heterocyclic compounds containing two or more hetero rings, having nitrogen atoms as the only ring hetero atoms, at least one ring being a six-membered ring with only one nitrogen atom containing two hetero rings directly linked by a ring-member-to-ring-member bond
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- C07D401/02—Heterocyclic compounds containing two or more hetero rings, having nitrogen atoms as the only ring hetero atoms, at least one ring being a six-membered ring with only one nitrogen atom containing two hetero rings
- C07D401/10—Heterocyclic compounds containing two or more hetero rings, having nitrogen atoms as the only ring hetero atoms, at least one ring being a six-membered ring with only one nitrogen atom containing two hetero rings linked by a carbon chain containing aromatic rings
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- C07D401/14—Heterocyclic compounds containing two or more hetero rings, having nitrogen atoms as the only ring hetero atoms, at least one ring being a six-membered ring with only one nitrogen atom containing three or more hetero rings
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- 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
- C07D405/04—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 directly linked by a ring-member-to-ring-member bond
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- 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
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- C07D409/02—Heterocyclic compounds containing two or more hetero rings, at least one ring having sulfur atoms as the only ring hetero atoms containing two hetero rings
- C07D409/04—Heterocyclic compounds containing two or more hetero rings, at least one ring having sulfur atoms as the only ring hetero atoms containing two hetero rings directly linked by a ring-member-to-ring-member bond
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- H10K50/00—Organic light-emitting devices
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- C09K2211/1029—Heterocyclic compounds characterised by ligands containing one nitrogen atom as the heteroatom
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Abstract
Description
R1〜R3は独立に水素、重水素原子、ハロゲン、ヒドロキシル基、シアン基、ニトロ基、アミノ基、C1〜C20アルキル基、C1〜C20アルコキシ基、C6〜C40の1つまたは複数の置換基R含有のまたは未置換のアリール基、C6〜C40のアリールラジカル基、C3〜C40の1つまたは複数の置換基R含有のまたは未置換の1つまたは複数のヘテロ原子含有のアリール基、トリアルキルシリコン、トリアリールシリル基、1つまたは複数の置換基含有のまたは未置換のトリアリールシリコン基、1つまたは複数の置換基含有のまたは未置換のジアリールホスホロソ、1つまたは複数の置換基含有のまたは未置換の芳香族カルボニル、1つまたは複数の置換基含有のまたは未置換のジアリールアミノ基を表し、前記へテロ原子がB、O、S、N、Seで、前記置換基がハロゲン、ヒドロキシル基、シアン基、ニトロ基、アミノ基、C1〜C4アルキル基、C1〜C4アルコキシ基である。
好ましくは、R1が水素、ハロゲン、C1〜C8アルキル基、C6〜C20の1つまたは複数の置換基R含有のまたは未置換の1つまたは複数のヘテロ原子含有の五員または六員ヘテロアリール基、C10〜C20の1つまたは複数の置換基R含有のまたは未置換の縮合芳香族環基、C6〜C30の1つまたは複数の置換基R含有のまたは未置換のフェニル基、ジフェニルアミノ基、フェニルナフチルアミノ基、トリフェニルシリル基、ジフェニルホスホロソ、フェニルカルボニル基またはフェニルチオ基から選ばれ、前記置換基Rがハロゲン、シアン基、ニトロ基、アミノ基、C1〜C4アルキル基、C1〜C4アルコキシ基で、前記へテロ原子がO、S、Nである。
を製作するステップ(1)、
さらにR1−CNと、窒素ガスの保護下で、250〜300℃にて40〜50h反応させて製作するステップ(2)を含む反応することによって製作される。
を70〜100℃下で還流して製作する。
アセナフテンキノン (84 g,0.46 mol)、 1,3−ジフェニルアセトン (72.8 g,0.34 mol)、 600mlエタノール、56g水酸化カリウムを4つ口フラスコに加えて撹拌し始め、窒素ガスを注入し、2h還流する。室温まで冷却し、ろ過を行い、ろ過ケーキをエタノールで2回リンスし、130g黒色固体を得、収率が91%である。
中間体3 (3.56 g, 10 mmol)及び中間体4 (4.69g, 40 mmol)を窒素ガス下で混合し且つ48h加熱還流する(外部温度280 oC)。得た褐色溶液を冷却し、褐色固体を得、石油エーテルをリンス液としシリカゲルカラムを通過した後それをジクロロメタン - アセトンにて結晶させてANP 8の白色結晶を得る。0.23gの製品を得、収率が5%である。ESI−MS m/s 計算値 C34H23N:445.18、実測値[M+]: 446.18。図2を参照。
まず、透明導電ITOガラス(陽極20の有するガラス基板10)を順に洗浄剤溶液及び脱イオン水、エタノール、アセトン、脱イオン水によって洗浄を行う。さらに酸素プラズマを使用して30s処理し、その後プラズマにより処理されたCFxで処理を行う。
その後、ITOに75nm厚さのNPBを蒸着して正孔注入層30とする。
その後、TCTAを蒸着し、10nm厚さの正孔輸送層(正孔伝送層)40を形成する。
その後、正孔輸送層に20nm厚さのANP 34+1%化合物1(構造は以下の式を参照する)を蒸着して発光層50とする。
その後、発光層に20nm厚さの化合物BPhenを蒸着して電子輸送層(電子伝送層)60とする。
最後に、1nmのLIFを蒸着して電子注入層70とし、及び100 nm Al陰極を蒸着する。
まず、透明導電ITOガラス(陽極20の有するガラス基板10)を順に洗浄剤溶液及び脱イオン水、エタノール、アセトン、脱イオン水によって洗浄を行う。さらに酸素プラズマを使用して30s処理し、その後プラズマにより処理されたCFxで処理を行う。
その後、ITOに60nm厚さの2−TNATAを蒸着して正孔注入層30とする。
その後、NPBを蒸着し、10nm厚さの正孔輸送層40を形成する。
その後、正孔輸送層に30nm厚さのMADNを蒸着して発光層50とする。
その後、発光層に30nm厚さのANP 34を蒸着して電子輸送層60とする。
最後に、1nmのLIFを蒸着して電子注入層70とし、及び100 nm Al陰極を蒸着する。
20 mA/cm2の電流密度下の素子のパラメータ結果は表1に示す。
Claims (20)
- 有機エレクトロルミネセンス材料であって、式(I)の構造を有し、
R1〜R3は独立に水素、重水素原子、ハロゲン、ヒドロキシル基、シアン基、ニトロ基、アミノ基、C1〜C20アルキル基、C1〜C20アルコキシ基、C6〜C40の1つ若しくは複数の置換基R含有のまたは未置換のアリール基、C6〜C40のアリールラジカル基、C3〜C40の1つ若しくは複数の置換基R含有のまたは未置換の1つ若しくは複数のヘテロ原子含有のアリール基、トリアルキルシリコン、トリアリールシリル基、1つ若しくは複数の置換基含有のまたは未置換のトリアリールシリコン基、1つ若しくは複数の置換基含有のまたは未置換のジアリールホスホロソ、1つ若しくは複数の置換基含有のまたは未置換の芳香族カルボニル、1つ若しくは複数の置換基含有のまたは未置換のジアリールアミノ基を表し、前記へテロ原子がB、O、S、N、Seで、前記置換基がハロゲン、ヒドロキシル基、シアン基、ニトロ基、アミノ基、C1〜C4アルキル基、C1〜C4アルコキシ基である、有機エレクトロルミネセンス材料。 - R2、R3が独立に水素、ハロゲン、C1〜C8アルキル基、C6〜C30の1つまたは複数の置換基R含有のまたは未置換のフェニル基、C10〜C30の1つまたは複数の置換基R含有のまたは未置換の縮合芳香族環、C6〜C20の1つまたは複数の置換基R含有のまたは未置換の1つまたは2つのヘテロ原子含有の五員または六員ヘテロアリール基、C6〜C30の1つまたは複数の置換基R含有のまたは未置換のジアリールアミノ基から選ばれ、前記置換基Rがハロゲン、シアン基、ニトロ基、アミノ基、C1〜C4アルキル基、C1〜C4アルコキシ基で、前記へテロ原子がO、S、Nである、請求項1に記載の有機エレクトロルミネセンス材料。
- R2、R3が独立に水素、ハロゲン、C1〜C4アルキル基、1つの置換基R含有のまたは未置換のフェニル基、1つの置換基R含有のまたは未置換のナフチル基、1つの置換基R含有のまたは未置換のカルバゾイル基、1つのヘテロ原子含有の五員または六員ヘテロアリール基から選ばれ、前記置換基Rがハロゲン、アミノ基、C1〜C4アルキル基である、請求項1に記載の有機エレクトロルミネセンス材料。
- 前記R2、R3が同時に水素、C1〜C4アルキル基、フェニル基、ナフチル基、トリル基、フェノールフタレイン、フラン、ピロールまたはピラジンである、請求項1に記載の有機エレクトロルミネセンス材料。
- R1が水素、ハロゲン、C1〜C8アルキル基、C6〜C20の1つまたは複数の置換基R含有のまたは未置換の1つまたは複数のヘテロ原子含有の五員または六員ヘテロアリール基、C10〜C20の1つまたは複数の置換基R含有のまたは未置換の縮合芳香族環基、C6〜C30の1つまたは複数の置換基R含有のまたは未置換のフェニル基、ジフェニルアミノ基、フェニルナフチルアミノ基、トリフェニルシリル基、ジフェニルホスホロソ、フェニルカルボニル基またはフェニルチオ基から選ばれ、前記置換基Rがハロゲン、シアン基、ニトロ基、アミノ基、C1〜C4アルキル基、C1〜C4アルコキシ基で、前記へテロ原子がO、S、Nである、請求項1〜4のいずれか1項に記載の有機エレクトロルミネセンス材料。
- R1が水素、ハロゲン、C1〜C4アルキル基、C10〜C20の1つの置換基R含有のまたは未置換のカルバゾイル基、 C10〜C20の1つまたは複数の置換基R含有のまたは未置換のフルオレニル基、ナフチル基、フェニル基、C6〜C10の1つまたは複数の置換基R含有のまたは未置換の1つまたは複数のヘテロ原子含有の五員または六員ヘテロアリール基から選ばれる、請求項5に記載の有機エレクトロルミネセンス材料。
- 前記1つまたは複数のヘテロ原子含有の五員または六員ヘテロアリール基がピリミジニル基、ピリジン基、チアゾール基、トリアゾールまたはトリアジン基で、前記1つまたは複数の置換基R含有のまたは未置換のフルオレニル基が9,9−ジメチルフルオレニル、9,9−ジフェニルフルオレニル、9,9−キシレンフルオレニルまたはスピロフルオレンである、請求項6に記載の有機エレクトロルミネセンス材料。
- 前記R2、R3が同時にベンゼンであり、R1が1つの置換基Rに置換されたフェニル基、ナフチル基、カルバゾイル基で、またはR1が9,9−ジメチルフルオレニル、9,9−ジフェニルフルオレニル、9,9−キシレンフルオレニルまたはスピロフルオレンで、前記置換基Rがハロゲン、C1〜C4アルキル基である、請求項7に記載の有機エレクトロルミネセンス材料。
- 以下の化合物である、
請求項1に記載の有機エレクトロルミネセンス材料。 - 以下の化合物である、
請求項1に記載の有機エレクトロルミネセンス材料。 - 請求項1〜10のいずれか1項に記載の有機エレクトロルミネセンス材料の製作方法であって、
を製作するステップ(1)と、
さらにR1−CNと、窒素ガスの保護下で、250〜300℃にて40〜50h反応させて製作するステップ(2)を含む、有機エレクトロルミネセンス材料の製作方法。 - 前記ステップ(2)における反応は、原料を窒素ガスの保護下で混合し、直接加熱して反応させる、請求項11に記載の製作方法。
- 前記ステップ(2)における反応は、溶媒ジフェニルエーテルを加え、40〜50h加熱還流し、原料を窒素ガスの保護下で混合し、直接加熱して反応させる、請求項11に記載の製作方法。
- 前記ステップ(2)の後はさらに再結晶純化ステップを含み、前記再結晶はジクロロメタン−アセトンの混合溶媒を使用して再結晶純化を行い、前記ステップ(2)における反応は、原料を窒素ガスの保護下で混合し、直接加熱して反応させる、請求項11に記載の製作方法。
- 前記再結晶の前はさらにシリカゲルカラム純化ステップを含み、石油エーテルを使用してリンスを行う、請求項14に記載の製作方法。
- 前記ステップ(1)の製作方法は、窒素ガス及び強アルカリ条件下で、アセナフテンキノン及び
を70〜100℃下で還流して製作する、請求項11に記載の製作方法。 - 前記強アルカリ条件は、溶液に水酸化カリウムまたは水酸化ナトリウムを加え、前記還流溶液における溶媒はエタノールである、請求項14に記載の製作方法。
- 請求項1〜10のいずれか1項に記載の有機エレクトロルミネセンス材料の含有する有機エレクトロルミネセンス素子である。
- 請求項1〜10のいずれか1項に記載の有機エレクトロルミネセンス材料を電子輸送材料とし、または/及び、発光層における赤色燐光の主体材料とする、請求項18に記載の有機エレクトロルミネセンス素子。
- オブジェクト(客体)材料は有機イリジウム化合物または有機白金化合物である、請求項19に記載の有機エレクトロルミネセンス素子。
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WO2015067155A1 (zh) | 2015-05-14 |
TWI593684B (zh) | 2017-08-01 |
JP6400113B2 (ja) | 2018-10-03 |
HK1206773A1 (en) | 2016-01-15 |
TW201518293A (zh) | 2015-05-16 |
CN104342126B (zh) | 2017-02-15 |
KR20160075519A (ko) | 2016-06-29 |
CN104342126A (zh) | 2015-02-11 |
US20160260907A1 (en) | 2016-09-08 |
KR101904173B1 (ko) | 2018-10-04 |
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