WO2014082305A1 - 含噻吩并[3,4-b]噻吩单元的苯并二噻吩类共聚物及其制备方法与应用 - Google Patents
含噻吩并[3,4-b]噻吩单元的苯并二噻吩类共聚物及其制备方法与应用 Download PDFInfo
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- WO2014082305A1 WO2014082305A1 PCT/CN2012/085677 CN2012085677W WO2014082305A1 WO 2014082305 A1 WO2014082305 A1 WO 2014082305A1 CN 2012085677 W CN2012085677 W CN 2012085677W WO 2014082305 A1 WO2014082305 A1 WO 2014082305A1
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- Prior art keywords
- alkyl
- reaction
- same
- methyl
- butyl
- Prior art date
Links
- 229920001577 copolymer Polymers 0.000 title claims abstract description 59
- PFZLGKHSYILJTH-UHFFFAOYSA-N thieno[2,3-c]thiophene Chemical group S1C=C2SC=CC2=C1 PFZLGKHSYILJTH-UHFFFAOYSA-N 0.000 title claims abstract description 48
- 238000000034 method Methods 0.000 title claims abstract description 10
- CRUIOQJBPNKOJG-UHFFFAOYSA-N thieno[3,2-e][1]benzothiole Chemical compound C1=C2SC=CC2=C2C=CSC2=C1 CRUIOQJBPNKOJG-UHFFFAOYSA-N 0.000 title abstract description 26
- 125000000217 alkyl group Chemical group 0.000 claims abstract description 93
- 229920000642 polymer Polymers 0.000 claims abstract description 67
- 125000003545 alkoxy group Chemical group 0.000 claims abstract description 42
- 239000000463 material Substances 0.000 claims abstract description 17
- 230000005669 field effect Effects 0.000 claims abstract description 8
- 230000003287 optical effect Effects 0.000 claims abstract description 7
- 238000003860 storage Methods 0.000 claims abstract description 5
- 238000006243 chemical reaction Methods 0.000 claims description 109
- KDLHZDBZIXYQEI-UHFFFAOYSA-N Palladium Chemical compound [Pd] KDLHZDBZIXYQEI-UHFFFAOYSA-N 0.000 claims description 73
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 60
- 239000003054 catalyst Substances 0.000 claims description 43
- 125000002496 methyl group Chemical group [H]C([H])([H])* 0.000 claims description 41
- 238000002360 preparation method Methods 0.000 claims description 40
- -1 3-methylthienyl Chemical group 0.000 claims description 39
- YMWUJEATGCHHMB-UHFFFAOYSA-N Dichloromethane Chemical compound ClCCl YMWUJEATGCHHMB-UHFFFAOYSA-N 0.000 claims description 33
- 125000000484 butyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])C([H])([H])[H] 0.000 claims description 32
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 claims description 31
- UHOVQNZJYSORNB-UHFFFAOYSA-N Benzene Chemical compound C1=CC=CC=C1 UHOVQNZJYSORNB-UHFFFAOYSA-N 0.000 claims description 30
- WYURNTSHIVDZCO-UHFFFAOYSA-N Tetrahydrofuran Chemical compound C1CCOC1 WYURNTSHIVDZCO-UHFFFAOYSA-N 0.000 claims description 30
- VLKZOEOYAKHREP-UHFFFAOYSA-N n-Hexane Chemical compound CCCCCC VLKZOEOYAKHREP-UHFFFAOYSA-N 0.000 claims description 30
- 229910052757 nitrogen Inorganic materials 0.000 claims description 30
- 239000000203 mixture Substances 0.000 claims description 27
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical group CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims description 26
- 239000002904 solvent Substances 0.000 claims description 24
- VHYFNPMBLIVWCW-UHFFFAOYSA-N 4-Dimethylaminopyridine Chemical compound CN(C)C1=CC=NC=C1 VHYFNPMBLIVWCW-UHFFFAOYSA-N 0.000 claims description 22
- 229910052763 palladium Inorganic materials 0.000 claims description 22
- MZRVEZGGRBJDDB-UHFFFAOYSA-N N-Butyllithium Chemical compound [Li]CCCC MZRVEZGGRBJDDB-UHFFFAOYSA-N 0.000 claims description 18
- 150000001875 compounds Chemical class 0.000 claims description 18
- 238000010992 reflux Methods 0.000 claims description 16
- KWYUFKZDYYNOTN-UHFFFAOYSA-M Potassium hydroxide Chemical group [OH-].[K+] KWYUFKZDYYNOTN-UHFFFAOYSA-M 0.000 claims description 15
- 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 claims description 13
- YLQBMQCUIZJEEH-UHFFFAOYSA-N tetrahydrofuran Natural products C=1C=COC=1 YLQBMQCUIZJEEH-UHFFFAOYSA-N 0.000 claims description 13
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 claims description 12
- 125000004051 hexyl group Chemical group [H]C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])* 0.000 claims description 12
- 239000003446 ligand Substances 0.000 claims description 12
- QOSSAOTZNIDXMA-UHFFFAOYSA-N Dicylcohexylcarbodiimide Chemical compound C1CCCCC1N=C=NC1CCCCC1 QOSSAOTZNIDXMA-UHFFFAOYSA-N 0.000 claims description 11
- 125000001495 ethyl group Chemical group [H]C([H])([H])C([H])([H])* 0.000 claims description 10
- 230000035484 reaction time Effects 0.000 claims description 10
- KWTSZCJMWHGPOS-UHFFFAOYSA-M chloro(trimethyl)stannane Chemical compound C[Sn](C)(C)Cl KWTSZCJMWHGPOS-UHFFFAOYSA-M 0.000 claims description 9
- 238000003756 stirring Methods 0.000 claims description 9
- 125000001544 thienyl group Chemical group 0.000 claims description 9
- 125000004493 2-methylbut-1-yl group Chemical group CC(C*)CC 0.000 claims description 8
- XYFCBTPGUUZFHI-UHFFFAOYSA-N Phosphine Chemical compound P XYFCBTPGUUZFHI-UHFFFAOYSA-N 0.000 claims description 8
- 125000001436 propyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])[H] 0.000 claims description 8
- 239000003638 chemical reducing agent Substances 0.000 claims description 7
- 125000001147 pentyl group Chemical group C(CCCC)* 0.000 claims description 7
- 239000002994 raw material Substances 0.000 claims description 7
- 229940126062 Compound A Drugs 0.000 claims description 6
- NLDMNSXOCDLTTB-UHFFFAOYSA-N Heterophylliin A Natural products O1C2COC(=O)C3=CC(O)=C(O)C(O)=C3C3=C(O)C(O)=C(O)C=C3C(=O)OC2C(OC(=O)C=2C=C(O)C(O)=C(O)C=2)C(O)C1OC(=O)C1=CC(O)=C(O)C(O)=C1 NLDMNSXOCDLTTB-UHFFFAOYSA-N 0.000 claims description 6
- 125000001301 ethoxy group Chemical group [H]C([H])([H])C([H])([H])O* 0.000 claims description 6
- 125000004108 n-butyl group Chemical group [H]C([H])([H])C([H])([H])C([H])([H])C([H])([H])* 0.000 claims description 6
- ZMXDDKWLCZADIW-UHFFFAOYSA-N N,N-Dimethylformamide Chemical compound CN(C)C=O ZMXDDKWLCZADIW-UHFFFAOYSA-N 0.000 claims description 5
- BDERNNFJNOPAEC-UHFFFAOYSA-N propan-1-ol Chemical compound CCCO BDERNNFJNOPAEC-UHFFFAOYSA-N 0.000 claims description 5
- 238000005401 electroluminescence Methods 0.000 claims description 4
- 125000005447 octyloxy 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])C([H])([H])O* 0.000 claims description 4
- 229910000073 phosphorus hydride Inorganic materials 0.000 claims description 4
- LVTJOONKWUXEFR-FZRMHRINSA-N protoneodioscin Natural products O(C[C@@H](CC[C@]1(O)[C@H](C)[C@@H]2[C@]3(C)[C@H]([C@H]4[C@@H]([C@]5(C)C(=CC4)C[C@@H](O[C@@H]4[C@H](O[C@H]6[C@@H](O)[C@@H](O)[C@@H](O)[C@H](C)O6)[C@@H](O)[C@H](O[C@H]6[C@@H](O)[C@@H](O)[C@@H](O)[C@H](C)O6)[C@H](CO)O4)CC5)CC3)C[C@@H]2O1)C)[C@H]1[C@H](O)[C@H](O)[C@H](O)[C@@H](CO)O1 LVTJOONKWUXEFR-FZRMHRINSA-N 0.000 claims description 4
- 239000003153 chemical reaction reagent Substances 0.000 claims description 3
- NGWRWXZTTCRVJE-UHFFFAOYSA-N 1,2,3,6-tetrahydrophosphinine Chemical compound C1CC=CCP1 NGWRWXZTTCRVJE-UHFFFAOYSA-N 0.000 claims description 2
- WLPUWLXVBWGYMZ-UHFFFAOYSA-N tricyclohexylphosphine Chemical compound C1CCCCC1P(C1CCCCC1)C1CCCCC1 WLPUWLXVBWGYMZ-UHFFFAOYSA-N 0.000 claims description 2
- COAXWQGZPUFCJR-UHFFFAOYSA-N CCCCCCCC[O] Chemical compound CCCCCCCC[O] COAXWQGZPUFCJR-UHFFFAOYSA-N 0.000 claims 1
- 238000009413 insulation Methods 0.000 claims 1
- YTPLMLYBLZKORZ-UHFFFAOYSA-N Thiophene Chemical group C=1C=CSC=1 YTPLMLYBLZKORZ-UHFFFAOYSA-N 0.000 abstract description 22
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 51
- 239000000243 solution Substances 0.000 description 38
- 239000007787 solid Substances 0.000 description 25
- CTSLXHKWHWQRSH-UHFFFAOYSA-N oxalyl chloride Chemical compound ClC(=O)C(Cl)=O CTSLXHKWHWQRSH-UHFFFAOYSA-N 0.000 description 22
- HEDRZPFGACZZDS-UHFFFAOYSA-N Chloroform Chemical compound ClC(Cl)Cl HEDRZPFGACZZDS-UHFFFAOYSA-N 0.000 description 16
- 239000000843 powder Substances 0.000 description 16
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 description 10
- 239000012295 chemical reaction liquid Substances 0.000 description 10
- 238000001035 drying Methods 0.000 description 10
- 238000005227 gel permeation chromatography Methods 0.000 description 10
- 239000000178 monomer Substances 0.000 description 10
- 239000011541 reaction mixture Substances 0.000 description 9
- 229930192474 thiophene Natural products 0.000 description 9
- OAKJQQAXSVQMHS-UHFFFAOYSA-N Hydrazine Chemical compound NN OAKJQQAXSVQMHS-UHFFFAOYSA-N 0.000 description 8
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 8
- 238000004821 distillation Methods 0.000 description 8
- 229910052739 hydrogen Inorganic materials 0.000 description 8
- 230000007935 neutral effect Effects 0.000 description 8
- 239000000047 product Substances 0.000 description 8
- 238000000967 suction filtration Methods 0.000 description 8
- 239000012299 nitrogen atmosphere Substances 0.000 description 7
- 0 C*c1c(cc(C(C)=O)[s]2)c2c(-c2c(*)c(*)c(C(C(C(c3c(*)c(I)c(C(C)(C)C)[s]3)=C34)=C5CC5)=C3c([s]c(*)c3*)c3-c3c4[s]c(*)c3*)[s]2)[s]1 Chemical compound C*c1c(cc(C(C)=O)[s]2)c2c(-c2c(*)c(*)c(C(C(C(c3c(*)c(I)c(C(C)(C)C)[s]3)=C34)=C5CC5)=C3c([s]c(*)c3*)c3-c3c4[s]c(*)c3*)[s]2)[s]1 0.000 description 6
- 238000010438 heat treatment Methods 0.000 description 6
- 125000000959 isobutyl group Chemical group [H]C([H])([H])C([H])(C([H])([H])[H])C([H])([H])* 0.000 description 6
- 238000001308 synthesis method Methods 0.000 description 6
- 238000010521 absorption reaction Methods 0.000 description 5
- 125000004435 hydrogen atom Chemical group [H]* 0.000 description 5
- 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 5
- WSLDOOZREJYCGB-UHFFFAOYSA-N 1,2-Dichloroethane Chemical compound ClCCCl WSLDOOZREJYCGB-UHFFFAOYSA-N 0.000 description 4
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 description 4
- 239000005457 ice water Substances 0.000 description 4
- 230000031700 light absorption Effects 0.000 description 4
- 125000000956 methoxy group Chemical group [H]C([H])([H])O* 0.000 description 4
- 239000012046 mixed solvent Substances 0.000 description 4
- OXKUGIFNIUUKAW-UHFFFAOYSA-N n,n-dimethylformamide;hydrazine Chemical compound NN.CN(C)C=O OXKUGIFNIUUKAW-UHFFFAOYSA-N 0.000 description 4
- 239000004065 semiconductor Substances 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 229920000547 conjugated polymer Polymers 0.000 description 3
- 239000011521 glass Substances 0.000 description 3
- 239000001257 hydrogen Substances 0.000 description 3
- AMGQUBHHOARCQH-UHFFFAOYSA-N indium;oxotin Chemical compound [In].[Sn]=O AMGQUBHHOARCQH-UHFFFAOYSA-N 0.000 description 3
- 125000001997 phenyl group Chemical group [H]C1=C([H])C([H])=C(*)C([H])=C1[H] 0.000 description 3
- 238000006116 polymerization reaction Methods 0.000 description 3
- FCEHBMOGCRZNNI-UHFFFAOYSA-N 1-benzothiophene Chemical compound C1=CC=C2SC=CC2=C1 FCEHBMOGCRZNNI-UHFFFAOYSA-N 0.000 description 2
- CSNNHWWHGAXBCP-UHFFFAOYSA-L Magnesium sulfate Chemical compound [Mg+2].[O-][S+2]([O-])([O-])[O-] CSNNHWWHGAXBCP-UHFFFAOYSA-L 0.000 description 2
- 229920000144 PEDOT:PSS Polymers 0.000 description 2
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical class [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 2
- 239000007983 Tris buffer Substances 0.000 description 2
- 229910052786 argon Inorganic materials 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000001914 filtration Methods 0.000 description 2
- 238000011534 incubation Methods 0.000 description 2
- 239000011261 inert gas Substances 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 239000012074 organic phase Substances 0.000 description 2
- BWHMMNNQKKPAPP-UHFFFAOYSA-L potassium carbonate Chemical compound [K+].[K+].[O-]C([O-])=O BWHMMNNQKKPAPP-UHFFFAOYSA-L 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 239000000376 reactant Substances 0.000 description 2
- 239000012265 solid product Substances 0.000 description 2
- 238000004528 spin coating Methods 0.000 description 2
- 239000000758 substrate Substances 0.000 description 2
- 125000003944 tolyl group Chemical group 0.000 description 2
- PYJJCSYBSYXGQQ-UHFFFAOYSA-N trichloro(octadecyl)silane Chemical compound CCCCCCCCCCCCCCCCCC[Si](Cl)(Cl)Cl PYJJCSYBSYXGQQ-UHFFFAOYSA-N 0.000 description 2
- LENZDBCJOHFCAS-UHFFFAOYSA-N tris Chemical compound OCC(N)(CO)CO LENZDBCJOHFCAS-UHFFFAOYSA-N 0.000 description 2
- 238000005406 washing Methods 0.000 description 2
- YMMGRPLNZPTZBS-UHFFFAOYSA-N 2,3-dihydrothieno[2,3-b][1,4]dioxine Chemical compound O1CCOC2=C1C=CS2 YMMGRPLNZPTZBS-UHFFFAOYSA-N 0.000 description 1
- YBURIHOCWHBUIE-UHFFFAOYSA-N 2-(4-hexylthiophen-2-yl)acetic acid Chemical compound CCCCCCC1=CSC(CC(O)=O)=C1 YBURIHOCWHBUIE-UHFFFAOYSA-N 0.000 description 1
- SMJRBWINMFUUDS-UHFFFAOYSA-N 2-thienylacetic acid Chemical compound OC(=O)CC1=CC=CS1 SMJRBWINMFUUDS-UHFFFAOYSA-N 0.000 description 1
- UXVMQQNJUSDDNG-UHFFFAOYSA-L Calcium chloride Chemical compound [Cl-].[Cl-].[Ca+2] UXVMQQNJUSDDNG-UHFFFAOYSA-L 0.000 description 1
- 229920001609 Poly(3,4-ethylenedioxythiophene) Polymers 0.000 description 1
- 229910004298 SiO 2 Inorganic materials 0.000 description 1
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 1
- 238000006619 Stille reaction Methods 0.000 description 1
- MCEWYIDBDVPMES-UHFFFAOYSA-N [60]pcbm Chemical compound C123C(C4=C5C6=C7C8=C9C%10=C%11C%12=C%13C%14=C%15C%16=C%17C%18=C(C=%19C=%20C%18=C%18C%16=C%13C%13=C%11C9=C9C7=C(C=%20C9=C%13%18)C(C7=%19)=C96)C6=C%11C%17=C%15C%13=C%15C%14=C%12C%12=C%10C%10=C85)=C9C7=C6C2=C%11C%13=C2C%15=C%12C%10=C4C23C1(CCCC(=O)OC)C1=CC=CC=C1 MCEWYIDBDVPMES-UHFFFAOYSA-N 0.000 description 1
- 150000001335 aliphatic alkanes Chemical class 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 239000012298 atmosphere Substances 0.000 description 1
- 125000005605 benzo group Chemical group 0.000 description 1
- 229940049706 benzodiazepine Drugs 0.000 description 1
- WPYMKLBDIGXBTP-UHFFFAOYSA-N benzoic acid Chemical compound OC(=O)C1=CC=CC=C1 WPYMKLBDIGXBTP-UHFFFAOYSA-N 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000000872 buffer Substances 0.000 description 1
- 239000001110 calcium chloride Substances 0.000 description 1
- 229910001628 calcium chloride Inorganic materials 0.000 description 1
- 239000007810 chemical reaction solvent Substances 0.000 description 1
- 238000004440 column chromatography Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 125000004122 cyclic group Chemical group 0.000 description 1
- 125000000753 cycloalkyl group Chemical group 0.000 description 1
- FQQOMPOPYZIROF-UHFFFAOYSA-N cyclopenta-2,4-dien-1-one Chemical compound O=C1C=CC=C1 FQQOMPOPYZIROF-UHFFFAOYSA-N 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 125000002704 decyl 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])C([H])([H])C([H])([H])C([H])([H])* 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 238000000151 deposition Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000003795 desorption Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000004090 dissolution Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- ZSWFCLXCOIISFI-UHFFFAOYSA-N endo-cyclopentadiene Natural products C1C=CC=C1 ZSWFCLXCOIISFI-UHFFFAOYSA-N 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 239000010931 gold Substances 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- 125000003187 heptyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])[H] 0.000 description 1
- CHXARDKIHSVFDK-UHFFFAOYSA-N hexylphosphane Chemical compound CCCCCCP CHXARDKIHSVFDK-UHFFFAOYSA-N 0.000 description 1
- 238000004770 highest occupied molecular orbital Methods 0.000 description 1
- 238000009776 industrial production Methods 0.000 description 1
- 230000003993 interaction Effects 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
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229920000172 poly(styrenesulfonic acid) Polymers 0.000 description 1
- 239000002861 polymer material Substances 0.000 description 1
- 229910000027 potassium carbonate Inorganic materials 0.000 description 1
- CHWRSCGUEQEHOH-UHFFFAOYSA-N potassium oxide Chemical compound [O-2].[K+].[K+] CHWRSCGUEQEHOH-UHFFFAOYSA-N 0.000 description 1
- 229910001950 potassium oxide Inorganic materials 0.000 description 1
- 239000002244 precipitate Substances 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 238000012827 research and development Methods 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- 238000003786 synthesis reaction Methods 0.000 description 1
- 230000002194 synthesizing effect Effects 0.000 description 1
- GKTQKQTXHNUFSP-UHFFFAOYSA-N thieno[3,4-c]pyrrole-4,6-dione Chemical compound S1C=C2C(=O)NC(=O)C2=C1 GKTQKQTXHNUFSP-UHFFFAOYSA-N 0.000 description 1
- 150000003573 thiols Chemical group 0.000 description 1
- 150000003577 thiophenes Chemical class 0.000 description 1
- 238000001269 time-of-flight mass spectrometry Methods 0.000 description 1
- 238000007738 vacuum evaporation Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G75/00—Macromolecular compounds obtained by reactions forming a linkage containing sulfur with or without nitrogen, oxygen, or carbon in the main chain of the macromolecule
- C08G75/02—Polythioethers
- C08G75/06—Polythioethers from cyclic thioethers
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
- C09K11/00—Luminescent, e.g. electroluminescent, chemiluminescent materials
- C09K11/06—Luminescent, e.g. electroluminescent, chemiluminescent materials containing organic luminescent materials
-
- 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
- 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
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G61/00—Macromolecular compounds obtained by reactions forming a carbon-to-carbon link in the main chain of the macromolecule
- C08G61/12—Macromolecular compounds containing atoms other than carbon in the main chain of the macromolecule
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Definitions
- the present invention relates to a benzodithiophene copolymer, and more particularly to a benzodithiophene copolymer containing a thieno[3,4-b]thiophene unit, and a preparation method and application thereof.
- Organic solar cells have attracted much attention as potential renewable energy sources due to their incomparable advantages in inorganic solar cells, such as low cost, process cartridges, light weight, and large-area flexible preparation. In the past decade, the performance of organic solar cells has improved and the energy conversion efficiency is close to 10%.
- An object of the present invention is to provide a benzodithiophene-based copolymer containing a thieno[3,4-b]thiophene unit, which is a benzodithiophene monomer and a thieno[3,4-b]thiophene
- the monomer series of copolymers push the edge of the absorption band toward the red and near-infrared regions to better match the emission of sunlight.
- Another object of the present invention is to provide a process for preparing a benzodithiophene copolymer containing a thieno[3,4-b]thiophene unit.
- Still another object of the present invention is to provide a benzodithiophene copolymer containing a thieno[3,4-b]thiophene unit in a polymer solar cell, an organic electroluminescence, an organic field effect transistor, an organic optical storage, Applications in the fields of organic nonlinear materials and organic lasers.
- R 2 is each selected from H or to. ⁇ alkyl; R 3 , R4 are respectively selected from 11, to. An alkyl group, a Ci to C 16 alkoxy group or a d to C 16 alkyl substituted thienyl group; an alkyl group selected from C! to C 16 ; n is a natural number between 7 and 80.
- the alkyl group is a linear alkyl group or a branched alkyl group
- the alkoxy group is a linear alkoxy group or a branched alkoxy group
- n is a natural number between 8 and 60.
- R 2 In the benzodithiophene-based copolymer, it is the same as R 2 and/or R 3 is the same as R 4 .
- R 2 , R 3 , and R 5 are selected from the following combinations:
- R 3 and R 4 are methyl, R 5 is n-butyl; or, R 2 , R 3 , R 4 are both H, R 5 is methyl; or, ethyl, R 2 is pentyl, R 3 is H, R 4 is 3-methylthienyl, 2-methylbutyl; or, R 2 is the same, all are propyl; R 3 is 12 alkyl; R 4 is ethoxy; 4-dimethyl-3-ethylheptyl; or, butyl, 12 alkyl, R 3 is 14 alkoxy, R 4 is octyl, 2,2,4-trimethylpentyl; Or, R 2 is the same, all are H; R 3 is octyloxy; R 4 is H; R 5 is 16 alkyl; or, is hexyl; R 2 is H; R 3 is 2-methylthienyl; Is H; is octyl; or, is 16 alkyl; R 2 is H; R 3 is methoxy
- a further technical solution of the present invention is a method for preparing a benzodithiophene copolymer containing a thieno[3,4-b]thiophene unit, which comprises the following steps, In an anaerobic environment,
- R 3 and R 4 are each selected from the group consisting of 11, to [ 16 , alkyl, Ci to C 16 alkoxy or d to C 16 alkyl substituted thienyl; is selected from a C to C 16 alkyl group; n is a natural number between 7-80; wherein, a molar ratio of Ml and M2 is!
- the solvent is selected from toluene, tetrahydrofuran, benzene, One or more of hydrazine, hydrazine-dimethylformamide
- the catalyst is an organic palladium catalyst or a mixture of an organic palladium catalyst and an organophosphine ligand, and the molar addition amount is 0.01% to 5% of the raw material ⁇ 2
- the organic palladium catalyst is Pd 2 (dba) 3 , Pd(PPh 3 ) 4 or Pd(PPh 3 ) 2 Cl 2 , and the molar ratio of the mixture of the organic palladium catalyst and the organophosphine ligand is 1:2 to 1: 20
- the organophosphine ligand comprises P(o-Tol) 3 or tricyclohexylphosphine; the reaction temperature is from 60 ° C to 120 ° C, and the reaction time is from 12 to 72 hours.
- the compound B and the compound C are added to the solvent in a molar ratio of 1:1, the solvent is ethanol or propanol, heated to 78-100 ° C for reflux reaction, and then a reducing agent is added, the reducing agent is hydrogen Potassium oxide or sodium hydroxide, the molar ratio of the compound B is 5:1; when the reaction liquid turns into dark green, the reaction is continued for another 10 minutes to obtain a compound D;
- the alkyl group is a linear alkyl group or a branched alkyl group
- the alkoxy group is a linear alkoxy group or a branched alkoxy group
- n is between 8 and 60 A natural number.
- R 3 and R 4 are the same; or, R 2 , R 3 , and 5 are selected from the following combination: and R 3 and R 4 are methyl, R 5 Is n-butyl; or, R 2 , R 3 , R4 are all H, R 5 is methyl; or, is ethyl, R 2 is pentyl, R 3 is H, and R 4 is 3-methylthienyl , for 2- Methyl butyl; or, R 2 is the same, all are propyl; R 3 is 12 alkyl; R 4 is ethoxy; 2,4-dimethyl-3-ethylheptyl; or, , R 2 is 12 alkyl, R 3 is 14 alkoxy, R 4 is octyl, 2,2,4-trimethylpentyl; or, R 2 is the same, both are H; R 3 is octyl R4 is H; is 16 alkyl; or, is hexyl
- a benzodithiophene copolymer using any of the above thieno[3,4-b]thiophene units is used in a polymer solar cell, a polymer organic electroluminescence, Polymers are used in organic field effect transistors, polymer organic optical storage, polymer organic nonlinear materials or polymer organic lasers.
- the present invention facilitates broadening the light absorption range of the polymer to the infrared, near-infrared region by selecting a suitable monomer in the semiconductor polymer backbone.
- the strategy employed in the present invention is to introduce an electron-rich donor into the polymer backbone.
- the unit and the electron-deficient acceptor unit reduce the energy gap of the conjugated polymer by the interaction of this "push-pull electron" in the acceptor, causing its absorption band to move toward the infrared and near-infrared low energy bands.
- the invention adopts a benzodithiophene derivative, and the two thiophenes pass through the benzene ring fused ring in a plane, which enhances the planarity and the rigid structure, and has high light, heat and environmental stability.
- the centrally located benzene ring reduces the number of electrons rich in the thiophene ring on both sides, giving it a lower maximum occupied orbital (HOMO) level. It has an extended conjugated large ⁇ bond system, and the ⁇ - ⁇ stack between ⁇ bonds has high carrier mobility. Therefore, it has broad application value in fields such as organic electronics, and can be used for research and development. Cost-effective organic solar cells.
- the route of synthesizing benzodithiophene monomer M1 and thieno[3,4-b]thiophene monomer M2 is relatively simple and mature, and it is easy to increase the solubility and molecular weight of the product by introducing an alkyl group.
- the benzodithiophene monomer M1 is an excellent donor material
- the thieno[3,4-b]thiophene monomer M2 is a very excellent acceptor material composed of the monomers Ml and M2.
- the polymer can form a donor-acceptor structure, which on the one hand is beneficial to improve the stability of the material, on the other hand, it is beneficial to reduce the energy band gap of the material, thereby expanding the solar absorption range and improving the photoelectric conversion efficiency;
- the Stille reaction (Stiler coupling reaction) employed in the present invention is a very mature polymerization reaction with high yield, mild conditions and easy control.
- Example 1 is a schematic structural view of an organic solar cell device obtained in Example 9;
- Figure 2 is a schematic view showing the structure of an organic electroluminescent device prepared in Example 10;
- Fig. 3 is a view showing the structure of an organic field effect transistor device obtained in the eleventh embodiment.
- the present invention provides a benzodithiophene-based copolymer containing a thieno[3,4-b]thiophene unit, which is first enhanced by re-condensing a cyclopentadiene cyclic ketone structure on a benzene ring.
- the flatness and conjugate degree of the fused ring system thereby increasing its carrier mobility; meanwhile, the present application introduces a thiophene ring on both sides of the cyclopentadienone and introduces an alkane at the 3, 4 position on the thiophene.
- the base is modified to improve its solubility.
- the present invention also forms a "weak donor-strong acceptor" copolymer molecule by copolymerizing a benzothiophene monomer with a strong acceptor unit thieno[3,4-b]thiophene, which is advantageous for lowering
- the optical energy gap of the molecule expands the light absorption range of the material and improves the utilization of sunlight by the material.
- the benzodithiophene copolymer containing a thieno[3,4-b]thiophene unit has the following structure:
- R 2 is the same or different, and is H or to.
- the alkyl group of ⁇ including a linear alkyl group or a branched alkyl group, or may also be a cycloalkyl group or the like;
- R 3 and R 4 are the same or different, and R 3 and R 4 are H or C! to C 16 alkyl group, d a thienyl group substituted with a C 16 alkoxy group or a d to a C 16 alkyl group; a linear alkyl group or a branched alkyl group of C! to C 16 ;
- n is a natural number between 8 and 60.
- Yet another example is the preparation of a benzodithiophene copolymer containing the above thieno[3,4-b]thiophene unit.
- the mixture is placed in a solvent and refluxed under the action of a catalyst to obtain a benzodithiophene-based copolymer containing a thieno[3,4-b]thiophene unit.
- the molar ratio of M1 to M2 is 1:1 to 1.5:1; for example, the molar ratio of M1 to M2 is 1.12:1, 1.2:1, 1.3:1, 1.35:1, 1.4:1 or 1.48:1, etc. .
- M2 is 4,6-dibromo-2-(1-octanone)-thieno[3,4-b]thiophene or 4,6-dibromo-2-(1-(2-ethylhexanone) )) - Thieno[3,4-b]thiophene, etc., depending on the preparation, the preparation method is prior art.
- the above two raw materials M1 and M2 are placed in a solvent in an oxygen-free environment, and the reaction is refluxed under the action of a catalyst.
- the above reaction is carried out under a nitrogen atmosphere or an inert gas atmosphere.
- nitrogen is charged.
- R 2 is each selected from H or to.
- An alkyl group for example, R 2 is independently selected from H or to.
- a linear alkyl or branched alkyl group of ⁇ such as hydrogen, methyl, ethyl, propyl, n-pentyl, 2-methylbutyl, isobutyl, 4-methylheptyl, and the like.
- the repeating structural unit of the benzodithiophene-based copolymer is indicated in parentheses, and the * sign indicates extension to the next repeating structural unit.
- R 3 and R 4 are each selected from the group consisting of H, Ci to C 16 alkyl, Ci to C 16 alkoxy or d to C 16 alkyl substituted thienyl; for example, R 3 and R 4 are each selected from H to C 16 a linear alkyl or branched alkyl group, a C 16 linear alkoxy group or a branched alkoxy group, or a linear alkyl group or a branched alkyl group substituted with a C 16 group, for example, a hydrogen group, a positive Pentyl, isobutyl, 4-methylheptyl, 2-methyl 4-ethylindenyl, isopropoxy, n-pentyloxy, thienyl, 2-methylthienyl, 3-ethylthio Bytes and so on.
- R 5 is selected from C! to C 16 alkyl; for example, a linear alkyl or branched alkyl group selected from C! to C 16 such as methyl, ethyl, n-pentyl, isobutyl, 4- Methyl heptyl, 2-methyl 4-ethylindenyl, and the like.
- n is a natural number between 7 and 80; for example, n is a natural number between 8 and 60, for example, n is a natural number between 10 and 50, for example, n is a natural number between 15 and 45, For example, n is 18, 20, 24, 25, 26, 27, 29, 31, 33, 35, 36, 38, 42 and the like.
- the ratio of reactants and/or reaction time is controlled based on subsequent product applications to control the degree of polymerization.
- the solvent is one or more of toluene, tetrahydrofuran, benzene, hydrazine, hydrazine-dimethylformamide, and the reaction solvent is sufficient.
- the sufficient amount generally means complete dissolution, complete support reaction, and the like.
- the solvent is toluene, tetrahydrofuran, benzene, hydrazine, hydrazine-dimethylformamide, or the solvent is a mixed solvent of a molar ratio of toluene to tetrahydrofuran of 1:1 to 1.5:1, as described above.
- the solvent is a mixed solvent of toluene and tetrahydrofuran, and the benzene molar ratio is 1:1:1 to 2:1:2, and generally, the molar ratio of toluene, tetrahydrofuran, benzene, hydrazine, hydrazine-dimethylformamide is preferably A mixed solvent of 1:1:1:1 or a mixed solvent of a toluene to benzene molar ratio of 1:1.
- the reaction must be carried out in an oxygen-free environment; for example, under a nitrogen atmosphere; or, it may be filled with nitrogen or an inert gas or the like.
- the catalyst is an organic palladium catalyst or a mixture of an organic palladium catalyst and an organophosphine ligand, and the molar addition amount is 0.01% to 5% of the raw material ⁇ 2.
- the organic palladium catalyst is Pd 2 (dba) 3 , Pd(PPh 3 ) 4 or Pd(PPh 3 ) 2 Cl 2 ; the molar ratio of the mixture of the organic palladium catalyst and the organophosphine ligand is 1:2-20.
- the catalyst is an organic palladium catalyst or a mixture of an organic palladium catalyst and an organophosphine ligand, and the molar addition amount is 0.01% to 5% of the raw material M2; and the organic phosphine ligand includes P(o-Tol) 3 or a tricyclic ring. Hexylphosphine) or a combination of the two; for example, the molar addition amount of the catalyst is 0.1%, 0.12%, 0.2%, 0.3%, 0.45%, 0.67%, 0.8%, 1.1%, 2.3%, etc.
- the organic palladium catalyst is Pd 2 (dba) 3 , Pd(PPh 3 ) 4 or Pd(PPh 3 ) 2 Cl 2
- the molar ratio of the mixture of the organic palladium catalyst and the organophosphine ligand is 1:2 to 1:20.
- the molar ratio of the mixture of the organic palladium catalyst and the organophosphine ligand is 1:2.5, 1:3, 1:5, 1:6.8, 1:8, 1:9, 1:11, 1:14 , 1:18 or 1:19.5, etc.
- the molar ratio of Pd 2 (dba) 3 to P(o-Tol) 3 is 1:3 or 1:2.
- the reaction temperature is 60 ° C ⁇ 12 (TC, reaction time is 12 ⁇ 72h.
- the reaction temperature is 61 ° C, 65 ° C, 72 ° C, 78 ° C, 80.5 ° C, 87 ° C, 91 ° C
- the reaction time is 12.5 hours, 14 hours, 22 hours, 24 hours, 28 hours, 37 hours, 44 hours, 49 hours, 56 hours, 64 hours or 71 hours, and the like.
- the reaction temperature is matched with the reaction time, and when the reaction temperature is high, the reaction time is relatively decreased, and the selection may be carried out according to the actual conditions of the sufficient reaction.
- the synthesis step of the raw material M1 is as follows:
- Step 1 After dissolving Compound A in an appropriate amount of dichloromethane, it was added dropwise to a DCC (1,3-dicyclohexylcarbodiimide), DMAP (4-dimethylaminopyridine) by a syringe under a nitrogen atmosphere.
- DCC 1,3-dicyclohexylcarbodiimide
- DMAP 4-dimethylaminopyridine
- the reaction time is 8 to 24 hours, for example, the molar ratio of the compound A: DCC: DMAP is 3.5: 3: 1, 3: 3: 1.5, or 2: 2.2: 1; for example, the reaction time is 8.5. Hours, 9 hours, 11 hours, 15.5 hours, 18 hours or 22 hours, etc.
- Step 2 Add Compound B and Compound C to the solvent at a molar ratio of 1.0:1.0, heat to 78-100 ° C, reflux, and then add appropriate amount of potassium hydroxide / sodium hydroxide, the molar ratio of B to B: 5:1 When the reaction liquid turns into dark green and then reacts for 8 to 12 minutes, preferably 10 minutes, to obtain a product, that is, compound D; wherein, the solvent is ethanol, propanol, etc.
- the molar ratio of the compound B to the compound C is 1:1, and it is added to ethanol, propanol or a mixture of the two, for example, the molar ratio of ethanol to propanol is 1:1, 2:1, 1:2, and the like.
- Heating to 78 ⁇ 100 °C for reflux reaction for example, heating to 80 ° C, 85 ° C, 90 ° C, 91 ° C, 96 ° C or 99 ° C for reflux reaction; before heating, during heating Or, when the heating reaches 78 ° C or higher, a reducing agent is added; preferably, a reducing agent such as sodium hydroxide is added at a molar ratio of 5:1 to the compound B when the heating reaches 78 ° C or higher.
- R 3 and R4 are the same; and, like, R 3 and R 4 are different; or R 2 is different from R 2 , and R 3 is the same as R 4 .
- R 2 , R 3 , and R 5 are selected from the group consisting of: R 3 and R 4 are methyl groups, and R 5 is n-butyl group; or, R 2 , R 3 , and R 4 are both H.
- R 5 is methyl; or, is ethyl, R 2 is pentyl, R 3 is H, R 4 is 3-methylthienyl, 2-methylbutyl; or, R 2 is the same, Propyl; 12 alkyl; R4 ethoxy; 2,4-dimethyl-3-ethylheptyl; or, butyl, 12 alkyl, R 3 14 alkoxy, R4 Is octyl, 2,2,4-trimethylpentyl; or, R 2 is the same, all are H; R 3 is octyloxy; R 4 is H; R 5 is 16 alkyl; or, is hexyl ; R 2 is H; R 3 is 2-methylthienyl; R 4 is H; is octyl; or, is 16 alkyl; R 2 is H; R 3 is methoxy; H is methyl; Or, is H; R 2 is methyl; R 3 is 16 alkoxy; R 4 is H; is butyl;
- benzodithiophene-based copolymer containing a thieno[3,4-b]thiophene unit has the following structure:
- R 2 is the same or differently represented by H or an alkyl group of C 16
- R 2 is each selected from H or C! to C 16 alkyl; for example, R 2 is independently selected from H or C! to C 16 linear alkyl or branched alkyl, such as hydrogen, A Base, ethyl, propyl, n-pentyl, 2-methylbutyl, isobutyl, 4-methylheptyl, decyl, linear or branched 12 alkyl, straight or branched 16 alkyl Wait.
- the repeating structural unit of the benzodithiophene-based copolymer is indicated in parentheses, and the * sign indicates extension to the next repeating structural unit.
- R 3 and R 4 are each selected from the group consisting of H, Ci to C 16 alkyl, Ci to C 16 alkoxy or d to C 16 alkyl substituted thienyl; for example, R 3 and R 4 are each selected from H to C 16 a linear alkyl or branched alkyl group, a C 16 linear alkoxy group or a branched alkoxy group, or a C!
- C 16 linear alkyl group or a branched alkyl substituted thienyl group for example, a hydrogen group, N-pentyl, isobutyl, 4-methylheptyl, 2-methyl 4-ethylindenyl, isopropoxy, n-pentyloxy, thienyl, 2-methylthienyl, 3-ethyl Thienyl and the like.
- C is selected from linear alkyl or branched alkyl to C 16, e.g., methyl, ethyl, n-pentyl, isobutyl, 4-methyl! Heptyl, 2-methyl 4-ethylindenyl and the like.
- alkyl moiety and all fluorinated alkyl groups are substituted.
- n is a natural number between 7 and 80.
- n is a natural number between 8 and 60.
- n is a natural number between 10 and 50.
- n is a natural number between 15 and 45.
- n is 18, 20, 24, 25, 26, 27, 29, 31, 33, 35, 36, 38, 42 and the like.
- the ratio of reactants and/or reaction time is controlled to control the degree of polymerization based on subsequent product applications.
- R 3 and R4 are the same; and, like, R 3 and R 4 are different; or, unlike R 4 , R 3 is the same as R 4 .
- R 3 and R 4 are a methyl group and are n-butyl groups; or, R 2 , R 3 and R 4 are both H and R 5 is a methyl group.
- R 2 is pentyl
- R 3 is H
- R 4 is 3-methylthienyl
- 2-methylbutyl it may be n-pentyl or isopentyl, that is, a linear alkyl group or a branched alkyl group, the same applies hereinafter.
- Another example is that
- R 2 is the same, all are propyl; R 3 is 12 alkyl; R 4 is ethoxy; 2,4-dimethyl-3-ethylheptyl.
- Another example is that
- R 2 is a 12 alkyl group, a 14 alkoxy group
- R 4 is an octyl group, which is a 2,2,4 trimethylpentyl group.
- Example 1 discloses a benzodithiophene copolymer containing a thieno[3,4-b]thiophene unit having the following structure.
- R 2 is the same, all are H; R 3 is octyloxy; R 4 is H; R 5 is 16 alkyl; n
- MALDI-TOF-MS Mass-Assisted Laser Desorption I Ionization Time of Flight Mass Spectrometry
- oxalyl chloride on the first day For example, add 1 mL of oxalyl chloride on the first day, add 1 mL of oxalyl chloride on the third day, and add 1 mL of oxalyl chloride on the 5th day; or, add 1 mL of oxalyl chloride on the first day, and add 0.5 mL on the second day.
- Oxalyl chloride 1.5 mL of oxalyl chloride was added on the 5th day; or, 0.5 mL of oxalyl chloride was added on the first day, 1 mL of oxalyl chloride was added on the 3rd day, and 1.5 mL of oxalyl chloride was added on the 5th day.
- the temperature of the n-hexane is the same as the reaction temperature, or the temperature of the n-hexane is the reaction temperature ⁇ 5 ° C; for example, by the molar ratio, potassium hydroxide The amount used is 5 times that of 1,3-bis(2-thiophene)acetone.
- reaction was stopped after 24 h of reaction. After adding 50 mL of n-hexane, the reaction solution was slowly poured into ice water, and the extracted organic phase was washed with 5% NaHC0 3 , saturated NaCl solution, dried over anhydrous magnesium sulfate, filtered, and then evaporated. An excess of trimethyltin chloride was distilled off to obtain a product.
- the polymer solution was rotary-screwed to about 5 ml, and it was dropped into a methanol solvent and stirred for several hours. Finally, the polymer is collected and dried. The polymer is extracted with a Soxhlet extractor to increase the monodispersity of the molecular weight of the polymer.
- R 2 is H
- R 3 is a 2-methylthienyl group
- R4 is H
- n 55.
- reaction was incubated at -78 ° C for 2 h, then 4.5 mL, 15 mmol of trimethyltin chloride was added, and the reaction was allowed to return to room temperature after 0.5 h of incubation. The reaction was stopped after 24 h of reaction. After adding 50 mL of n-hexane, the reaction solution was slowly poured into ice water, and the extracted organic phase was washed with 5% NaHC0 3 , saturated NaCl solution, dried over anhydrous magnesium sulfate, filtered, and then evaporated. Excessive amount of trimethyltin chloride was distilled off to obtain a product.
- the polymer solution was rotary-screwed to about 5 ml, and it was dropped into a methanol solvent and stirred for several hours. Finally, the polymer is collected and dried. The polymer is extracted with a Soxhlet extractor to increase the monodispersity of the molecular weight of the polymer.
- Example 3 This example discloses a benzodithiophene-based copolymer containing a thieno[3,4-b]thiophene unit having the following structure:
- the reaction solution was cooled to room temperature, and the reaction liquid was evaporated to about 5 ml by distillation under reduced pressure, and the mixture was added dropwise to 300 ml of anhydrous methanol and stirred for about 4 hours, and a solid precipitate was gradually formed.
- a solid powder is obtained.
- the solid powder was dissolved in chloroform, and the column was passed through a neutral alumina column to remove the catalyst Pd 2 (dba) 3 .
- the polymer solution was rotary-screwed to about 5 ml, and it was dropped into a methanol solvent and stirred for several hours. Finally, the polymer is collected and dried. The polymer is extracted with a Soxhlet extractor to increase the monodispersity of the molecular weight of the polymer.
- Example 4 This example discloses a benzodithiophene copolymer containing a thieno[3,4-b]thiophene unit having the following structure:
- Example 5 This example discloses a benzodithiophene having the following thieno[3,4-b]thiophene units.
- the reaction solution was cooled to room temperature, and the reaction liquid was evaporated to about 5 ml by distillation under reduced pressure, and the mixture was dropped into 300 ml of anhydrous methanol and stirred for about 4 hours, and solid precipitated gradually. After suction filtration and drying, a solid powder is obtained. The solid powder was dissolved in chloroform, and the catalyst was passed through a neutral alumina column to remove the catalyst tetrakistriphenyl palladium. Finally, the polymer solution was rotary evaporated to about 5 ml, and it was dropped into a methanol solvent and stirred for several hours. Finally, the polymer is collected and dried. The polymer is extracted by a Soxhlet extractor to increase the monodispersity of the molecular weight of the polymer.
- Example 7 This example discloses a benzodithiophene copolymer containing a thieno[3,4-b]thiophene unit having the following structure:
- the solid powder was dissolved in chloroform, and the catalyst was passed through a neutral alumina column to remove the catalyst tetrakistriphenyl palladium. Finally, the polymer solution was rotary evaporated to about 5 ml, and it was dropped into a methanol solvent and stirred for several hours. Finally, the polymer is collected and dried. The polymer is extracted with a Soxhlet extractor to increase the monodispersity of the molecular weight of the polymer.
- Embodiment 8 This embodiment discloses a benzodithiophene group containing a thieno[3,4-b]thiophene unit having the following structure.
- the reaction solution was cooled to room temperature, and the reaction liquid was evaporated to about 5 ml by distillation under reduced pressure.
- the mixture was added dropwise to 300 ml of anhydrous methanol and stirred for about 4 times.
- suction filtration and drying a solid powder was obtained.
- the solid powder was dissolved in chloroform, and the catalyst was passed through a neutral alumina column to remove the catalyst tetrakistriphenyl palladium.
- the polymer solution was rotary evaporated to about 5 ml, and it was dropped into a methanol solvent and stirred for several hours. Finally, the polymer is collected and dried. The polymer is extracted with a Soxhlet extractor to increase the monodispersity of the molecular weight of the polymer.
- the present invention also provides a benzodithiophene-based copolymer containing a thieno[3,4-b]thiophene unit provided in any of the above embodiments in a polymer solar cell, a polymer organic electroluminescence, a polymer Applications in organic field effect transistors, polymer organic optical storage, polymer organic nonlinear materials or polymer organic lasers. Several specific embodiments are given below.
- Example 9 is an organic solar cell device in which the copolymer of the above Example 1, that is, a benzodithiophene copolymer containing a thieno[3,4-b]thiophene unit, is an active layer material, and its structure is as shown in FIG. Shown.
- the device structure is glass/ITO/PEDOT:PSS/active layer/A1, wherein ITO (indium tin oxide) is indium tin oxide with a sheet resistance of 10-20 ⁇ / ⁇ , PEDOT is poly(3) , 4-ethylenedioxythiophene), PSS is poly(styrenesulfonic acid); ITO glass is ultrasonically cleaned, treated with oxygen-Plasma, coated on ITO PEDOT: PSS, the copolymer of the above Example 1 was used as an electron donor material and PCBM as an electron acceptor material by a spin coating technique, and a metal aluminum electrode was prepared by a vacuum evaporation technique to obtain an organic solar cell device.
- ITO indium tin oxide
- PEDOT poly(3) , 4-ethylenedioxythiophene
- PSS poly(styrenesulfonic acid)
- ITO glass is ultrasonically cleaned, treated with oxygen-Plasma, coated on ITO PEDOT: PSS, the copolymer of the above Example
- Example 10 an organic electroluminescent device comprising the copolymer of the above Example 2, that is, a benzodithiophene-based copolymer containing a thieno[3,4-b]thiophene unit, is a light-emitting layer material, and its structure is as shown in the figure 2 is shown.
- ITO/copolymer of the invention/LiF/Al depositing a layer of indium tin oxide (ITO) having a sheet resistance of 10-20 ⁇ / ⁇ on a glass substrate as a transparent anode
- ITO indium tin oxide
- a layer of the copolymer of the above Example 2 was prepared on ITO as a light-emitting layer, and LiF was vacuum-deposited on the light-emitting layer to serve as a buffer layer, and finally metal A1 was vapor-deposited as a cathode of the device.
- Example 11 an organic field-effect transistor having a copolymer containing the above-mentioned Example 3, that is, a benzodithiophene-based copolymer containing a thieno[3,4-b]thiophene unit, is an organic semiconductor material, and its structure is as shown in FIG. Shown.
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Abstract
Description
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CN201280076702.7A CN104769002B (zh) | 2012-11-30 | 2012-11-30 | 含噻吩并[3,4-b]噻吩单元的苯并二噻吩类共聚物及其制备方法与应用 |
PCT/CN2012/085677 WO2014082305A1 (zh) | 2012-11-30 | 2012-11-30 | 含噻吩并[3,4-b]噻吩单元的苯并二噻吩类共聚物及其制备方法与应用 |
EP12889115.7A EP2927258B1 (en) | 2012-11-30 | 2012-11-30 | Benzodithiophene based copolymer containing thieno [3,4-b]thiophene units and preparing method and applications thereof |
US14/646,771 US9365679B2 (en) | 2012-11-30 | 2012-11-30 | Benzodithiophene based copolymer containing thieno [3,4-B] thiophene units and preparing method and applications thereof |
JP2015544297A JP6096312B2 (ja) | 2012-11-30 | 2012-11-30 | チエノ[3,4−b]チオフェンユニットを含有するベンゾジチオフェン系共重合体、製造方法、及びその使用方法 |
JP2015544301A JP6096315B2 (ja) | 2012-11-30 | 2012-12-03 | イソインドリン−1,3−ジケトンユニットを含有するベンゾジチオフェン系共重合体、製造方法、及び、その使用方法 |
CN201280076704.6A CN104769004B (zh) | 2012-11-30 | 2012-12-03 | 含异吲哚啉-1,3-二酮单元的苯并二噻吩类共聚物及其制备方法与应用 |
EP12889159.5A EP2927260B1 (en) | 2012-11-30 | 2012-12-03 | Benzodithiophene based copolymer containing isoindoline-1,3-diketone units and preparing method and applications thereof |
US14/647,631 US9328194B2 (en) | 2012-11-30 | 2012-12-03 | Benzodithiophene based copolymer containing isoindoline-1,3-diketone units and preparing method and applications thereof |
PCT/CN2012/085741 WO2014082313A1 (zh) | 2012-11-30 | 2012-12-03 | 含异吲哚啉-1,3-二酮单元的苯并二噻吩类共聚物及其制备方法与应用 |
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US9859517B2 (en) * | 2012-09-07 | 2018-01-02 | Nitto Denko Corporation | White organic light-emitting diode |
JP6096315B2 (ja) * | 2012-11-30 | 2017-03-15 | オーシャンズ キング ライティング サイエンス アンド テクノロジー シーオー.,エルティーディー | イソインドリン−1,3−ジケトンユニットを含有するベンゾジチオフェン系共重合体、製造方法、及び、その使用方法 |
EP2927257A4 (en) * | 2012-11-30 | 2016-04-13 | Ocean S King Lighting Science&Technology Co Ltd | BENZODITHIOPHASE BASE COPOLYMER WITH PYRIDINO [2,1,3] THIADIAZOL UNITS, AND METHOD OF PRODUCTION AND APPLICATIONS THEREOF |
KR20140131133A (ko) * | 2013-05-03 | 2014-11-12 | 삼성디스플레이 주식회사 | 화합물 및 이를 포함한 유기 발광 소자 |
KR102120894B1 (ko) * | 2013-05-03 | 2020-06-10 | 삼성디스플레이 주식회사 | 유기 발광 소자 |
US9837637B2 (en) * | 2014-10-16 | 2017-12-05 | National Taiwan University | Electroluminescent devices with improved optical out-coupling efficiencies |
US9698561B1 (en) | 2017-01-03 | 2017-07-04 | King Saud University | Temperature tuned conjugated polymer laser |
CN114736355A (zh) * | 2022-03-18 | 2022-07-12 | 华能新能源股份有限公司 | 一种用于钙钛矿太阳能电池的电子传输层材料及其制备方法和应用 |
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WO2011131280A1 (en) * | 2010-04-19 | 2011-10-27 | Merck Patent Gmbh | Polymers of benzodithiophene and their use as organic semiconductors |
WO2012031404A1 (zh) * | 2010-09-10 | 2012-03-15 | 海洋王照明科技股份有限公司 | 苯并二噻吩有机半导体材料及其制备方法和应用 |
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WO2011060526A1 (en) * | 2009-11-18 | 2011-05-26 | National Research Council Of Canada | Fluorinated monomers, oligomers and polymers for use in organic electronic devices |
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JP6096315B2 (ja) * | 2012-11-30 | 2017-03-15 | オーシャンズ キング ライティング サイエンス アンド テクノロジー シーオー.,エルティーディー | イソインドリン−1,3−ジケトンユニットを含有するベンゾジチオフェン系共重合体、製造方法、及び、その使用方法 |
EP2927257A4 (en) * | 2012-11-30 | 2016-04-13 | Ocean S King Lighting Science&Technology Co Ltd | BENZODITHIOPHASE BASE COPOLYMER WITH PYRIDINO [2,1,3] THIADIAZOL UNITS, AND METHOD OF PRODUCTION AND APPLICATIONS THEREOF |
EP2927259B1 (en) * | 2012-11-30 | 2018-08-01 | Ocean's King Lighting Science&Technology Co., Ltd. | Benzodithiophene based copolymer containing thiophene pyrroledione units and preparing method and applications thereof |
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CN104769002A (zh) | 2015-07-08 |
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