CN105131940A - 含有螺双芴和二苯并噻吩的有机发光材料及发光器件 - Google Patents
含有螺双芴和二苯并噻吩的有机发光材料及发光器件 Download PDFInfo
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- CN105131940A CN105131940A CN201510563193.6A CN201510563193A CN105131940A CN 105131940 A CN105131940 A CN 105131940A CN 201510563193 A CN201510563193 A CN 201510563193A CN 105131940 A CN105131940 A CN 105131940A
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- China
- Prior art keywords
- dibenzothiophene
- bisfluorene
- spiro
- organic material
- luminescent
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Links
- IYYZUPMFVPLQIF-UHFFFAOYSA-N dibenzothiophene Chemical compound C1=CC=C2C3=CC=CC=C3SC2=C1 IYYZUPMFVPLQIF-UHFFFAOYSA-N 0.000 title claims abstract description 97
- 239000000463 material Substances 0.000 title claims abstract description 55
- ICPSWZFVWAPUKF-UHFFFAOYSA-N 1,1'-spirobi[fluorene] Chemical compound C1=CC=C2C=C3C4(C=5C(C6=CC=CC=C6C=5)=CC=C4)C=CC=C3C2=C1 ICPSWZFVWAPUKF-UHFFFAOYSA-N 0.000 title 1
- 150000001875 compounds Chemical class 0.000 claims abstract description 33
- 239000011368 organic material Substances 0.000 claims abstract description 30
- IYYZUPMFVPLQIF-ALWQSETLSA-N dibenzothiophene Chemical group C1=CC=CC=2[34S]C3=C(C=21)C=CC=C3 IYYZUPMFVPLQIF-ALWQSETLSA-N 0.000 claims abstract description 26
- 239000000126 substance Substances 0.000 claims abstract description 7
- 230000005540 biological transmission Effects 0.000 claims description 8
- 230000027756 respiratory electron transport chain Effects 0.000 claims description 5
- 238000002347 injection Methods 0.000 claims description 4
- 239000007924 injection Substances 0.000 claims description 4
- 229910052751 metal Inorganic materials 0.000 claims description 4
- 239000002184 metal Substances 0.000 claims description 4
- 125000004435 hydrogen atom Chemical group [H]* 0.000 claims description 3
- 150000002894 organic compounds Chemical class 0.000 claims description 2
- 239000002861 polymer material Substances 0.000 claims description 2
- 229910052720 vanadium Inorganic materials 0.000 claims description 2
- 238000002360 preparation method Methods 0.000 abstract description 6
- PQXKHYXIUOZZFA-UHFFFAOYSA-M lithium fluoride Chemical compound [Li+].[F-] PQXKHYXIUOZZFA-UHFFFAOYSA-M 0.000 description 20
- WYURNTSHIVDZCO-UHFFFAOYSA-N Tetrahydrofuran Chemical compound C1CCOC1 WYURNTSHIVDZCO-UHFFFAOYSA-N 0.000 description 12
- 239000002019 doping agent Substances 0.000 description 11
- CINYXYWQPZSTOT-UHFFFAOYSA-N 3-[3-[3,5-bis(3-pyridin-3-ylphenyl)phenyl]phenyl]pyridine Chemical compound C1=CN=CC(C=2C=C(C=CC=2)C=2C=C(C=C(C=2)C=2C=C(C=CC=2)C=2C=NC=CC=2)C=2C=C(C=CC=2)C=2C=NC=CC=2)=C1 CINYXYWQPZSTOT-UHFFFAOYSA-N 0.000 description 10
- ZOKIJILZFXPFTO-UHFFFAOYSA-N 4-methyl-n-[4-[1-[4-(4-methyl-n-(4-methylphenyl)anilino)phenyl]cyclohexyl]phenyl]-n-(4-methylphenyl)aniline Chemical compound C1=CC(C)=CC=C1N(C=1C=CC(=CC=1)C1(CCCCC1)C=1C=CC(=CC=1)N(C=1C=CC(C)=CC=1)C=1C=CC(C)=CC=1)C1=CC=C(C)C=C1 ZOKIJILZFXPFTO-UHFFFAOYSA-N 0.000 description 10
- 230000005311 nuclear magnetism Effects 0.000 description 10
- 230000000052 comparative effect Effects 0.000 description 9
- 239000004327 boric acid Substances 0.000 description 7
- 238000001228 spectrum Methods 0.000 description 7
- UJOBWOGCFQCDNV-UHFFFAOYSA-N 9H-carbazole Chemical compound C1=CC=C2C3=CC=CC=C3NC2=C1 UJOBWOGCFQCDNV-UHFFFAOYSA-N 0.000 description 6
- 230000015572 biosynthetic process Effects 0.000 description 6
- KGBXLFKZBHKPEV-UHFFFAOYSA-N boric acid Chemical compound OB(O)O KGBXLFKZBHKPEV-UHFFFAOYSA-N 0.000 description 6
- 238000000034 method Methods 0.000 description 6
- YLQBMQCUIZJEEH-UHFFFAOYSA-N tetrahydrofuran Natural products C=1C=COC=1 YLQBMQCUIZJEEH-UHFFFAOYSA-N 0.000 description 6
- YMWUJEATGCHHMB-UHFFFAOYSA-N Dichloromethane Chemical compound ClCCl YMWUJEATGCHHMB-UHFFFAOYSA-N 0.000 description 5
- HEDRZPFGACZZDS-MICDWDOJSA-N Trichloro(2H)methane Chemical compound [2H]C(Cl)(Cl)Cl HEDRZPFGACZZDS-MICDWDOJSA-N 0.000 description 5
- 230000003111 delayed effect Effects 0.000 description 5
- 238000002451 electron ionisation mass spectrometry Methods 0.000 description 5
- 238000001819 mass spectrum Methods 0.000 description 5
- 239000000047 product Substances 0.000 description 5
- 239000002904 solvent Substances 0.000 description 5
- 238000003786 synthesis reaction Methods 0.000 description 5
- CZDYPVPMEAXLPK-UHFFFAOYSA-N tetramethylsilane Chemical compound C[Si](C)(C)C CZDYPVPMEAXLPK-UHFFFAOYSA-N 0.000 description 5
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 description 4
- 125000000609 carbazolyl group Chemical group C1(=CC=CC=2C3=CC=CC=C3NC12)* 0.000 description 4
- 238000010189 synthetic method Methods 0.000 description 4
- PRWATGACIORDEL-UHFFFAOYSA-N 2,4,5,6-tetra(carbazol-9-yl)benzene-1,3-dicarbonitrile Chemical compound C12=CC=CC=C2C2=CC=CC=C2N1C1=C(C#N)C(N2C3=CC=CC=C3C3=CC=CC=C32)=C(N2C3=CC=CC=C3C3=CC=CC=C32)C(N2C3=CC=CC=C3C3=CC=CC=C32)=C1C#N PRWATGACIORDEL-UHFFFAOYSA-N 0.000 description 3
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 3
- 239000003054 catalyst Substances 0.000 description 3
- 238000005401 electroluminescence Methods 0.000 description 3
- 239000011521 glass Substances 0.000 description 3
- 229910052741 iridium Inorganic materials 0.000 description 3
- GKOZUEZYRPOHIO-UHFFFAOYSA-N iridium atom Chemical compound [Ir] GKOZUEZYRPOHIO-UHFFFAOYSA-N 0.000 description 3
- 238000004020 luminiscence type Methods 0.000 description 3
- 239000002994 raw material Substances 0.000 description 3
- HEDRZPFGACZZDS-UHFFFAOYSA-N Chloroform Chemical compound ClC(Cl)Cl HEDRZPFGACZZDS-UHFFFAOYSA-N 0.000 description 2
- KDLHZDBZIXYQEI-UHFFFAOYSA-N Palladium Chemical compound [Pd] KDLHZDBZIXYQEI-UHFFFAOYSA-N 0.000 description 2
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical group [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 2
- 239000004411 aluminium Substances 0.000 description 2
- 229910052782 aluminium Inorganic materials 0.000 description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 2
- 229910052786 argon Inorganic materials 0.000 description 2
- ZUOUZKKEUPVFJK-UHFFFAOYSA-N diphenyl Chemical compound C1=CC=CC=C1C1=CC=CC=C1 ZUOUZKKEUPVFJK-UHFFFAOYSA-N 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- UHOVQNZJYSORNB-UHFFFAOYSA-N monobenzene Natural products C1=CC=CC=C1 UHOVQNZJYSORNB-UHFFFAOYSA-N 0.000 description 2
- 239000003921 oil Substances 0.000 description 2
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 description 2
- 238000010992 reflux Methods 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 239000000758 substrate Substances 0.000 description 2
- 230000007704 transition Effects 0.000 description 2
- ZSYMVHGRKPBJCQ-UHFFFAOYSA-N 1,1'-biphenyl;9h-carbazole Chemical group C1=CC=CC=C1C1=CC=CC=C1.C1=CC=C2C3=CC=CC=C3NC2=C1 ZSYMVHGRKPBJCQ-UHFFFAOYSA-N 0.000 description 1
- XZBLDVVLLHDQHZ-HYXAFXHYSA-N CC[NH+](C/C=C\C)[IH-] Chemical compound CC[NH+](C/C=C\C)[IH-] XZBLDVVLLHDQHZ-HYXAFXHYSA-N 0.000 description 1
- 0 C[C@@](CC1)[C@@](C)[C@@]2(C3)C13C(C1)C*1C1C2C1 Chemical compound C[C@@](CC1)[C@@](C)[C@@]2(C3)C13C(C1)C*1C1C2C1 0.000 description 1
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 241000283074 Equus asinus Species 0.000 description 1
- 230000005526 G1 to G0 transition Effects 0.000 description 1
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 1
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 1
- PMZURENOXWZQFD-UHFFFAOYSA-L Sodium Sulfate Chemical compound [Na+].[Na+].[O-]S([O-])(=O)=O PMZURENOXWZQFD-UHFFFAOYSA-L 0.000 description 1
- 238000006069 Suzuki reaction reaction Methods 0.000 description 1
- 239000010405 anode material Substances 0.000 description 1
- 239000012298 atmosphere Substances 0.000 description 1
- 229910001566 austenite Inorganic materials 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 150000001555 benzenes Chemical class 0.000 description 1
- 239000004305 biphenyl Substances 0.000 description 1
- 235000010290 biphenyl Nutrition 0.000 description 1
- -1 boric acid ester Chemical class 0.000 description 1
- 238000006555 catalytic reaction Methods 0.000 description 1
- 239000003153 chemical reaction reagent Substances 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000004440 column chromatography Methods 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 150000004696 coordination complex Chemical class 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 238000004821 distillation Methods 0.000 description 1
- 239000012153 distilled water Substances 0.000 description 1
- 239000003480 eluent Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 239000012065 filter cake Substances 0.000 description 1
- 150000002220 fluorenes Chemical group 0.000 description 1
- 229910052736 halogen Inorganic materials 0.000 description 1
- 230000026030 halogenation Effects 0.000 description 1
- 238000005658 halogenation reaction Methods 0.000 description 1
- 150000002367 halogens Chemical class 0.000 description 1
- 229910001385 heavy metal Inorganic materials 0.000 description 1
- 238000005286 illumination Methods 0.000 description 1
- JKQOBWVOAYFWKG-UHFFFAOYSA-N molybdenum trioxide Chemical compound O=[Mo](=O)=O JKQOBWVOAYFWKG-UHFFFAOYSA-N 0.000 description 1
- 229910052763 palladium Inorganic materials 0.000 description 1
- 229910052697 platinum Inorganic materials 0.000 description 1
- 238000010791 quenching Methods 0.000 description 1
- 230000000171 quenching effect Effects 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
- 238000001953 recrystallisation Methods 0.000 description 1
- 239000000741 silica gel Substances 0.000 description 1
- 229910002027 silica gel Inorganic materials 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- 229910052938 sodium sulfate Inorganic materials 0.000 description 1
- 235000011152 sodium sulphate Nutrition 0.000 description 1
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Abstract
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CN201510563193.6A CN105131940B (zh) | 2015-09-08 | 2015-09-08 | 含有螺双芴和二苯并噻吩的有机发光材料及发光器件 |
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Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2018198974A1 (ja) * | 2017-04-27 | 2018-11-01 | 住友化学株式会社 | 発光素子 |
US20190341557A1 (en) * | 2018-05-06 | 2019-11-07 | Universal Display Corporation | Host materials for electroluminescent devices |
CN111440135A (zh) * | 2020-04-16 | 2020-07-24 | 烟台显华化工科技有限公司 | 一种化合物、光提取材料和有机电致发光器件 |
Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2013011956A1 (ja) * | 2011-07-15 | 2013-01-24 | 国立大学法人九州大学 | 有機エレクトロルミネッセンス素子およびそれに用いる化合物 |
CN102911145A (zh) * | 2012-09-20 | 2013-02-06 | 苏州大学 | 一种二苯并杂环连螺双芴化合物及其制备方法以及一种有机电致磷光器件 |
CN103108859A (zh) * | 2010-09-15 | 2013-05-15 | 默克专利有限公司 | 用于有机电致发光器件的材料 |
CN103283308A (zh) * | 2010-10-11 | 2013-09-04 | 索尔维公司 | 用于发光装置的螺二芴化合物 |
CN104250242A (zh) * | 2013-06-26 | 2014-12-31 | 海洋王照明科技股份有限公司 | 一种含二苯并噻吩单元的蓝光磷光主体材料及其制备方法和有机电致发光器件 |
CN104541576A (zh) * | 2012-08-10 | 2015-04-22 | 默克专利有限公司 | 用于有机电致发光器件的材料 |
JP2015088714A (ja) * | 2013-10-30 | 2015-05-07 | 日本放送協会 | 化合物および有機エレクトロルミネッセンス素子 |
WO2015071473A1 (en) * | 2013-11-17 | 2015-05-21 | Solvay Sa | Multilayer structure with sbf matrix materials in adjacent layers |
-
2015
- 2015-09-08 CN CN201510563193.6A patent/CN105131940B/zh active Active
Patent Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103108859A (zh) * | 2010-09-15 | 2013-05-15 | 默克专利有限公司 | 用于有机电致发光器件的材料 |
CN103283308A (zh) * | 2010-10-11 | 2013-09-04 | 索尔维公司 | 用于发光装置的螺二芴化合物 |
WO2013011956A1 (ja) * | 2011-07-15 | 2013-01-24 | 国立大学法人九州大学 | 有機エレクトロルミネッセンス素子およびそれに用いる化合物 |
CN104541576A (zh) * | 2012-08-10 | 2015-04-22 | 默克专利有限公司 | 用于有机电致发光器件的材料 |
CN102911145A (zh) * | 2012-09-20 | 2013-02-06 | 苏州大学 | 一种二苯并杂环连螺双芴化合物及其制备方法以及一种有机电致磷光器件 |
CN104250242A (zh) * | 2013-06-26 | 2014-12-31 | 海洋王照明科技股份有限公司 | 一种含二苯并噻吩单元的蓝光磷光主体材料及其制备方法和有机电致发光器件 |
JP2015088714A (ja) * | 2013-10-30 | 2015-05-07 | 日本放送協会 | 化合物および有機エレクトロルミネッセンス素子 |
WO2015071473A1 (en) * | 2013-11-17 | 2015-05-21 | Solvay Sa | Multilayer structure with sbf matrix materials in adjacent layers |
Non-Patent Citations (2)
Title |
---|
SHOU-CHENG DONG,ET AL.: "Novel dibenzothiophene based host materials incorporating spirobifluorene for high-efficiency white phosphorescent organic light-emitting diodes", 《ORGANIC ELECTRONICS》 * |
曲延伟,等: "芳基喹啉取代螺二芴化合物的合成", 《合成化学》 * |
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2018198974A1 (ja) * | 2017-04-27 | 2018-11-01 | 住友化学株式会社 | 発光素子 |
JPWO2018198974A1 (ja) * | 2017-04-27 | 2019-06-27 | 住友化学株式会社 | 発光素子 |
US20190341557A1 (en) * | 2018-05-06 | 2019-11-07 | Universal Display Corporation | Host materials for electroluminescent devices |
US11793073B2 (en) * | 2018-05-06 | 2023-10-17 | Universal Display Corporation | Host materials for electroluminescent devices |
CN111440135A (zh) * | 2020-04-16 | 2020-07-24 | 烟台显华化工科技有限公司 | 一种化合物、光提取材料和有机电致发光器件 |
CN111440135B (zh) * | 2020-04-16 | 2023-06-23 | 烟台显华化工科技有限公司 | 一种化合物、光提取材料和有机电致发光器件 |
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