WO2021221039A1 - 導体材料 - Google Patents
導体材料 Download PDFInfo
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- WO2021221039A1 WO2021221039A1 PCT/JP2021/016730 JP2021016730W WO2021221039A1 WO 2021221039 A1 WO2021221039 A1 WO 2021221039A1 JP 2021016730 W JP2021016730 W JP 2021016730W WO 2021221039 A1 WO2021221039 A1 WO 2021221039A1
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- anion
- formula
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- polymer compound
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- 239000000463 material Substances 0.000 title claims abstract description 109
- 239000004020 conductor Substances 0.000 title claims abstract description 106
- 150000001875 compounds Chemical class 0.000 claims abstract description 145
- 229920000547 conjugated polymer Polymers 0.000 claims abstract description 103
- -1 nitrogen anion Chemical class 0.000 claims abstract description 76
- 125000005842 heteroatom Chemical group 0.000 claims abstract description 60
- 150000001450 anions Chemical class 0.000 claims abstract description 48
- 239000002019 doping agent Substances 0.000 claims abstract description 41
- 229910052757 nitrogen Inorganic materials 0.000 claims abstract description 26
- 150000001768 cations Chemical class 0.000 claims abstract description 23
- 125000004433 nitrogen atom Chemical group N* 0.000 claims abstract description 18
- IJGRMHOSHXDMSA-UHFFFAOYSA-N nitrogen Substances N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims abstract description 16
- 229910052787 antimony Inorganic materials 0.000 claims abstract description 11
- DBDNZCBRIPTLJF-UHFFFAOYSA-N boron(1-) monohydride Chemical compound [BH-] DBDNZCBRIPTLJF-UHFFFAOYSA-N 0.000 claims abstract description 11
- FFZANLXOAFSSGC-UHFFFAOYSA-N phosphide(1-) Chemical compound [P-] FFZANLXOAFSSGC-UHFFFAOYSA-N 0.000 claims abstract description 11
- 125000006575 electron-withdrawing group Chemical group 0.000 claims abstract description 7
- 238000004519 manufacturing process Methods 0.000 claims description 31
- 125000004432 carbon atom Chemical group C* 0.000 claims description 28
- 125000003118 aryl group Chemical group 0.000 claims description 26
- 150000005839 radical cations Chemical group 0.000 claims description 18
- 229920000642 polymer Polymers 0.000 claims description 17
- 125000005843 halogen group Chemical group 0.000 claims description 12
- 125000004435 hydrogen atom Chemical group [H]* 0.000 claims description 10
- 125000001424 substituent group Chemical group 0.000 claims description 8
- 125000001931 aliphatic group Chemical group 0.000 claims description 7
- 229910021436 group 13–16 element Inorganic materials 0.000 claims description 7
- 125000005155 haloalkylene group Chemical group 0.000 claims description 7
- 125000001188 haloalkyl group Chemical group 0.000 claims description 6
- 238000006243 chemical reaction Methods 0.000 description 42
- KDLHZDBZIXYQEI-UHFFFAOYSA-N Palladium Chemical compound [Pd] KDLHZDBZIXYQEI-UHFFFAOYSA-N 0.000 description 31
- 239000000758 substrate Substances 0.000 description 21
- 238000000034 method Methods 0.000 description 19
- XMBWDFGMSWQBCA-UHFFFAOYSA-N hydrogen iodide Chemical compound I XMBWDFGMSWQBCA-UHFFFAOYSA-N 0.000 description 16
- 239000002904 solvent Substances 0.000 description 16
- WYURNTSHIVDZCO-UHFFFAOYSA-N Tetrahydrofuran Chemical compound C1CCOC1 WYURNTSHIVDZCO-UHFFFAOYSA-N 0.000 description 14
- RTZKZFJDLAIYFH-UHFFFAOYSA-N ether Substances CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 description 14
- 229910052763 palladium Inorganic materials 0.000 description 14
- 125000000217 alkyl group Chemical group 0.000 description 13
- 238000002360 preparation method Methods 0.000 description 13
- WEVYAHXRMPXWCK-UHFFFAOYSA-N Acetonitrile Chemical compound CC#N WEVYAHXRMPXWCK-UHFFFAOYSA-N 0.000 description 12
- 239000003054 catalyst Substances 0.000 description 11
- ZMXDDKWLCZADIW-UHFFFAOYSA-N N,N-Dimethylformamide Chemical compound CN(C)C=O ZMXDDKWLCZADIW-UHFFFAOYSA-N 0.000 description 10
- 238000003860 storage Methods 0.000 description 10
- XEKOWRVHYACXOJ-UHFFFAOYSA-N Ethyl acetate Chemical compound CCOC(C)=O XEKOWRVHYACXOJ-UHFFFAOYSA-N 0.000 description 9
- 150000001491 aromatic compounds Chemical class 0.000 description 9
- 239000002585 base Substances 0.000 description 9
- JFDZBHWFFUWGJE-UHFFFAOYSA-N benzonitrile Chemical compound N#CC1=CC=CC=C1 JFDZBHWFFUWGJE-UHFFFAOYSA-N 0.000 description 9
- YTPLMLYBLZKORZ-UHFFFAOYSA-N Thiophene Chemical compound C=1C=CSC=1 YTPLMLYBLZKORZ-UHFFFAOYSA-N 0.000 description 8
- 150000004945 aromatic hydrocarbons Chemical class 0.000 description 8
- 239000012298 atmosphere Substances 0.000 description 8
- 238000006880 cross-coupling reaction Methods 0.000 description 8
- 125000000623 heterocyclic group Chemical group 0.000 description 8
- 125000004434 sulfur atom Chemical group 0.000 description 8
- 229910052799 carbon Inorganic materials 0.000 description 7
- 229910052717 sulfur Inorganic materials 0.000 description 7
- UHOVQNZJYSORNB-UHFFFAOYSA-N Benzene Chemical compound C1=CC=CC=C1 UHOVQNZJYSORNB-UHFFFAOYSA-N 0.000 description 6
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 6
- XYFCBTPGUUZFHI-UHFFFAOYSA-N Phosphine Chemical compound P XYFCBTPGUUZFHI-UHFFFAOYSA-N 0.000 description 6
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 description 6
- MVPPADPHJFYWMZ-UHFFFAOYSA-N chlorobenzene Chemical compound ClC1=CC=CC=C1 MVPPADPHJFYWMZ-UHFFFAOYSA-N 0.000 description 6
- 229940125904 compound 1 Drugs 0.000 description 6
- 239000010949 copper Substances 0.000 description 6
- 150000008040 ionic compounds Chemical class 0.000 description 6
- 239000003446 ligand Substances 0.000 description 6
- COIOYMYWGDAQPM-UHFFFAOYSA-N tris(2-methylphenyl)phosphane Chemical compound CC1=CC=CC=C1P(C=1C(=CC=CC=1)C)C1=CC=CC=C1C COIOYMYWGDAQPM-UHFFFAOYSA-N 0.000 description 6
- 125000004390 alkyl sulfonyl group Chemical group 0.000 description 5
- 125000002947 alkylene group Chemical group 0.000 description 5
- 229910052802 copper Inorganic materials 0.000 description 5
- 238000011156 evaluation Methods 0.000 description 5
- 239000000203 mixture Substances 0.000 description 5
- 239000012299 nitrogen atmosphere Substances 0.000 description 5
- HZNVUJQVZSTENZ-UHFFFAOYSA-N 2,3-dichloro-5,6-dicyano-1,4-benzoquinone Chemical compound ClC1=C(Cl)C(=O)C(C#N)=C(C#N)C1=O HZNVUJQVZSTENZ-UHFFFAOYSA-N 0.000 description 4
- RWXNXMUNPKDNLA-UHFFFAOYSA-N 3-tridecoxythiophene Chemical compound CCCCCCCCCCCCCOC=1C=CSC=1 RWXNXMUNPKDNLA-UHFFFAOYSA-N 0.000 description 4
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 4
- JUJWROOIHBZHMG-UHFFFAOYSA-N Pyridine Chemical compound C1=CC=NC=C1 JUJWROOIHBZHMG-UHFFFAOYSA-N 0.000 description 4
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 description 4
- 238000000862 absorption spectrum Methods 0.000 description 4
- 239000012300 argon atmosphere Substances 0.000 description 4
- 230000000052 comparative effect Effects 0.000 description 4
- ORTQZVOHEJQUHG-UHFFFAOYSA-L copper(II) chloride Chemical compound Cl[Cu]Cl ORTQZVOHEJQUHG-UHFFFAOYSA-L 0.000 description 4
- 239000013078 crystal Substances 0.000 description 4
- ZCSHNCUQKCANBX-UHFFFAOYSA-N lithium diisopropylamide Chemical compound [Li+].CC(C)[N-]C(C)C ZCSHNCUQKCANBX-UHFFFAOYSA-N 0.000 description 4
- 239000007800 oxidant agent Substances 0.000 description 4
- 125000004430 oxygen atom Chemical group O* 0.000 description 4
- PIBWKRNGBLPSSY-UHFFFAOYSA-L palladium(II) chloride Chemical compound Cl[Pd]Cl PIBWKRNGBLPSSY-UHFFFAOYSA-L 0.000 description 4
- NROKBHXJSPEDAR-UHFFFAOYSA-M potassium fluoride Chemical compound [F-].[K+] NROKBHXJSPEDAR-UHFFFAOYSA-M 0.000 description 4
- 230000035484 reaction time Effects 0.000 description 4
- 229910052709 silver Inorganic materials 0.000 description 4
- 239000004332 silver Substances 0.000 description 4
- SQGYOTSLMSWVJD-UHFFFAOYSA-N silver(1+) nitrate Chemical compound [Ag+].[O-]N(=O)=O SQGYOTSLMSWVJD-UHFFFAOYSA-N 0.000 description 4
- 239000011734 sodium Substances 0.000 description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- RYHBNJHYFVUHQT-UHFFFAOYSA-N 1,4-Dioxane Chemical compound C1COCCO1 RYHBNJHYFVUHQT-UHFFFAOYSA-N 0.000 description 3
- FCEHBMOGCRZNNI-UHFFFAOYSA-N 1-benzothiophene Chemical compound C1=CC=C2SC=CC2=C1 FCEHBMOGCRZNNI-UHFFFAOYSA-N 0.000 description 3
- ZWEHNKRNPOVVGH-UHFFFAOYSA-N 2-Butanone Chemical compound CCC(C)=O ZWEHNKRNPOVVGH-UHFFFAOYSA-N 0.000 description 3
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 description 3
- QPLDLSVMHZLSFG-UHFFFAOYSA-N Copper oxide Chemical compound [Cu]=O QPLDLSVMHZLSFG-UHFFFAOYSA-N 0.000 description 3
- YMWUJEATGCHHMB-UHFFFAOYSA-N Dichloromethane Chemical compound ClCCl YMWUJEATGCHHMB-UHFFFAOYSA-N 0.000 description 3
- YLQBMQCUIZJEEH-UHFFFAOYSA-N Furan Chemical compound C=1C=COC=1 YLQBMQCUIZJEEH-UHFFFAOYSA-N 0.000 description 3
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 description 3
- WMFOQBRAJBCJND-UHFFFAOYSA-M Lithium hydroxide Chemical compound [Li+].[OH-] WMFOQBRAJBCJND-UHFFFAOYSA-M 0.000 description 3
- FXHOOIRPVKKKFG-UHFFFAOYSA-N N,N-Dimethylacetamide Chemical compound CN(C)C(C)=O FXHOOIRPVKKKFG-UHFFFAOYSA-N 0.000 description 3
- SJRJJKPEHAURKC-UHFFFAOYSA-N N-Methylmorpholine Chemical compound CN1CCOCC1 SJRJJKPEHAURKC-UHFFFAOYSA-N 0.000 description 3
- KWYUFKZDYYNOTN-UHFFFAOYSA-M Potassium hydroxide Chemical compound [OH-].[K+] KWYUFKZDYYNOTN-UHFFFAOYSA-M 0.000 description 3
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 3
- ZMANZCXQSJIPKH-UHFFFAOYSA-N Triethylamine Chemical compound CCN(CC)CC ZMANZCXQSJIPKH-UHFFFAOYSA-N 0.000 description 3
- 229910052783 alkali metal Inorganic materials 0.000 description 3
- 150000001408 amides Chemical class 0.000 description 3
- 239000011248 coating agent Substances 0.000 description 3
- 238000000576 coating method Methods 0.000 description 3
- 229940125782 compound 2 Drugs 0.000 description 3
- 229940126214 compound 3 Drugs 0.000 description 3
- 238000001035 drying Methods 0.000 description 3
- RAXXELZNTBOGNW-UHFFFAOYSA-N imidazole Natural products C1=CNC=N1 RAXXELZNTBOGNW-UHFFFAOYSA-N 0.000 description 3
- 238000005259 measurement Methods 0.000 description 3
- VLKZOEOYAKHREP-UHFFFAOYSA-N n-Hexane Chemical compound CCCCCC VLKZOEOYAKHREP-UHFFFAOYSA-N 0.000 description 3
- 230000007935 neutral effect Effects 0.000 description 3
- 150000002825 nitriles Chemical class 0.000 description 3
- 125000004437 phosphorous atom Chemical group 0.000 description 3
- 229910052698 phosphorus Inorganic materials 0.000 description 3
- 229910000073 phosphorus hydride Inorganic materials 0.000 description 3
- NLKNQRATVPKPDG-UHFFFAOYSA-M potassium iodide Chemical compound [K+].[I-] NLKNQRATVPKPDG-UHFFFAOYSA-M 0.000 description 3
- FVSKHRXBFJPNKK-UHFFFAOYSA-N propionitrile Chemical compound CCC#N FVSKHRXBFJPNKK-UHFFFAOYSA-N 0.000 description 3
- 229910052708 sodium Inorganic materials 0.000 description 3
- 239000000243 solution Substances 0.000 description 3
- GETTZEONDQJALK-UHFFFAOYSA-N (trifluoromethyl)benzene Chemical compound FC(F)(F)C1=CC=CC=C1 GETTZEONDQJALK-UHFFFAOYSA-N 0.000 description 2
- RFFLAFLAYFXFSW-UHFFFAOYSA-N 1,2-dichlorobenzene Chemical compound ClC1=CC=CC=C1Cl RFFLAFLAYFXFSW-UHFFFAOYSA-N 0.000 description 2
- RXYPXQSKLGGKOL-UHFFFAOYSA-N 1,4-dimethylpiperazine Chemical compound CN1CCN(C)CC1 RXYPXQSKLGGKOL-UHFFFAOYSA-N 0.000 description 2
- DCTOHCCUXLBQMS-UHFFFAOYSA-N 1-undecene Chemical compound CCCCCCCCCC=C DCTOHCCUXLBQMS-UHFFFAOYSA-N 0.000 description 2
- BWZVCCNYKMEVEX-UHFFFAOYSA-N 2,4,6-Trimethylpyridine Chemical compound CC1=CC(C)=NC(C)=C1 BWZVCCNYKMEVEX-UHFFFAOYSA-N 0.000 description 2
- JYYNAJVZFGKDEQ-UHFFFAOYSA-N 2,4-Dimethylpyridine Chemical compound CC1=CC=NC(C)=C1 JYYNAJVZFGKDEQ-UHFFFAOYSA-N 0.000 description 2
- ZEIAZJLNPBYYBJ-UHFFFAOYSA-N 2-bromo-4-tridecoxythiophene Chemical compound CCCCCCCCCCCCCOC1=CSC(Br)=C1 ZEIAZJLNPBYYBJ-UHFFFAOYSA-N 0.000 description 2
- RFSKGCVUDQRZSD-UHFFFAOYSA-N 3-methoxythiophene Chemical compound COC=1C=CSC=1 RFSKGCVUDQRZSD-UHFFFAOYSA-N 0.000 description 2
- VHYFNPMBLIVWCW-UHFFFAOYSA-N 4-Dimethylaminopyridine Chemical compound CN(C)C1=CC=NC=C1 VHYFNPMBLIVWCW-UHFFFAOYSA-N 0.000 description 2
- ZRXVCYGHAUGABY-UHFFFAOYSA-N 4-bromo-n,n-bis(4-bromophenyl)aniline Chemical compound C1=CC(Br)=CC=C1N(C=1C=CC(Br)=CC=1)C1=CC=C(Br)C=C1 ZRXVCYGHAUGABY-UHFFFAOYSA-N 0.000 description 2
- ZCYVEMRRCGMTRW-UHFFFAOYSA-N 7553-56-2 Chemical compound [I] ZCYVEMRRCGMTRW-UHFFFAOYSA-N 0.000 description 2
- KDCGOANMDULRCW-UHFFFAOYSA-N 7H-purine Chemical compound N1=CNC2=NC=NC2=C1 KDCGOANMDULRCW-UHFFFAOYSA-N 0.000 description 2
- UJOBWOGCFQCDNV-UHFFFAOYSA-N 9H-carbazole Chemical compound C1=CC=C2C3=CC=CC=C3NC2=C1 UJOBWOGCFQCDNV-UHFFFAOYSA-N 0.000 description 2
- WFDIJRYMOXRFFG-UHFFFAOYSA-N Acetic anhydride Chemical compound CC(=O)OC(C)=O WFDIJRYMOXRFFG-UHFFFAOYSA-N 0.000 description 2
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 description 2
- WKBOTKDWSSQWDR-UHFFFAOYSA-N Bromine atom Chemical group [Br] WKBOTKDWSSQWDR-UHFFFAOYSA-N 0.000 description 2
- HEDRZPFGACZZDS-UHFFFAOYSA-N Chloroform Chemical compound ClC(Cl)Cl HEDRZPFGACZZDS-UHFFFAOYSA-N 0.000 description 2
- IAZDPXIOMUYVGZ-UHFFFAOYSA-N Dimethylsulphoxide Chemical compound CS(C)=O IAZDPXIOMUYVGZ-UHFFFAOYSA-N 0.000 description 2
- YNQLUTRBYVCPMQ-UHFFFAOYSA-N Ethylbenzene Chemical compound CCC1=CC=CC=C1 YNQLUTRBYVCPMQ-UHFFFAOYSA-N 0.000 description 2
- SIKJAQJRHWYJAI-UHFFFAOYSA-N Indole Chemical compound C1=CC=C2NC=CC2=C1 SIKJAQJRHWYJAI-UHFFFAOYSA-N 0.000 description 2
- 238000005577 Kumada cross-coupling reaction Methods 0.000 description 2
- JGFZNNIVVJXRND-UHFFFAOYSA-N N,N-Diisopropylethylamine (DIPEA) Chemical compound CCN(C(C)C)C(C)C JGFZNNIVVJXRND-UHFFFAOYSA-N 0.000 description 2
- JLTDJTHDQAWBAV-UHFFFAOYSA-N N,N-dimethylaniline Chemical compound CN(C)C1=CC=CC=C1 JLTDJTHDQAWBAV-UHFFFAOYSA-N 0.000 description 2
- IMNFDUFMRHMDMM-UHFFFAOYSA-N N-Heptane Chemical compound CCCCCCC IMNFDUFMRHMDMM-UHFFFAOYSA-N 0.000 description 2
- UFWIBTONFRDIAS-UHFFFAOYSA-N Naphthalene Chemical compound C1=CC=CC2=CC=CC=C21 UFWIBTONFRDIAS-UHFFFAOYSA-N 0.000 description 2
- KYQCOXFCLRTKLS-UHFFFAOYSA-N Pyrazine Chemical compound C1=CN=CC=N1 KYQCOXFCLRTKLS-UHFFFAOYSA-N 0.000 description 2
- KAESVJOAVNADME-UHFFFAOYSA-N Pyrrole Chemical compound C=1C=CNC=1 KAESVJOAVNADME-UHFFFAOYSA-N 0.000 description 2
- SMWDFEZZVXVKRB-UHFFFAOYSA-N Quinoline Chemical compound N1=CC=CC2=CC=CC=C21 SMWDFEZZVXVKRB-UHFFFAOYSA-N 0.000 description 2
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 description 2
- UIIMBOGNXHQVGW-UHFFFAOYSA-M Sodium bicarbonate Chemical compound [Na+].OC([O-])=O UIIMBOGNXHQVGW-UHFFFAOYSA-M 0.000 description 2
- 238000006069 Suzuki reaction reaction Methods 0.000 description 2
- 239000007983 Tris buffer Substances 0.000 description 2
- 239000000370 acceptor Substances 0.000 description 2
- 239000005456 alcohol based solvent Substances 0.000 description 2
- 150000001340 alkali metals Chemical class 0.000 description 2
- 125000004453 alkoxycarbonyl group Chemical group 0.000 description 2
- 125000003277 amino group Chemical group 0.000 description 2
- RDOXTESZEPMUJZ-UHFFFAOYSA-N anisole Chemical compound COC1=CC=CC=C1 RDOXTESZEPMUJZ-UHFFFAOYSA-N 0.000 description 2
- 238000000137 annealing Methods 0.000 description 2
- IOJUPLGTWVMSFF-UHFFFAOYSA-N benzothiazole Chemical compound C1=CC=C2SC=NC2=C1 IOJUPLGTWVMSFF-UHFFFAOYSA-N 0.000 description 2
- ODWXUNBKCRECNW-UHFFFAOYSA-M bromocopper(1+) Chemical compound Br[Cu+] ODWXUNBKCRECNW-UHFFFAOYSA-M 0.000 description 2
- XJHCXCQVJFPJIK-UHFFFAOYSA-M caesium fluoride Chemical compound [F-].[Cs+] XJHCXCQVJFPJIK-UHFFFAOYSA-M 0.000 description 2
- 125000003178 carboxy group Chemical group [H]OC(*)=O 0.000 description 2
- 239000000969 carrier Substances 0.000 description 2
- 229910052798 chalcogen Inorganic materials 0.000 description 2
- 239000000460 chlorine Substances 0.000 description 2
- 125000001309 chloro group Chemical group Cl* 0.000 description 2
- 125000004965 chloroalkyl group Chemical group 0.000 description 2
- 229940116318 copper carbonate Drugs 0.000 description 2
- XTVVROIMIGLXTD-UHFFFAOYSA-N copper(II) nitrate Chemical compound [Cu+2].[O-][N+]([O-])=O.[O-][N+]([O-])=O XTVVROIMIGLXTD-UHFFFAOYSA-N 0.000 description 2
- DOBRDRYODQBAMW-UHFFFAOYSA-N copper(i) cyanide Chemical compound [Cu+].N#[C-] DOBRDRYODQBAMW-UHFFFAOYSA-N 0.000 description 2
- BERDEBHAJNAUOM-UHFFFAOYSA-N copper(i) oxide Chemical compound [Cu]O[Cu] BERDEBHAJNAUOM-UHFFFAOYSA-N 0.000 description 2
- OPQARKPSCNTWTJ-UHFFFAOYSA-L copper(ii) acetate Chemical compound [Cu+2].CC([O-])=O.CC([O-])=O OPQARKPSCNTWTJ-UHFFFAOYSA-L 0.000 description 2
- GEZOTWYUIKXWOA-UHFFFAOYSA-L copper;carbonate Chemical compound [Cu+2].[O-]C([O-])=O GEZOTWYUIKXWOA-UHFFFAOYSA-L 0.000 description 2
- GBRBMTNGQBKBQE-UHFFFAOYSA-L copper;diiodide Chemical compound I[Cu]I GBRBMTNGQBKBQE-UHFFFAOYSA-L 0.000 description 2
- BSXVKCJAIJZTAV-UHFFFAOYSA-L copper;methanesulfonate Chemical compound [Cu+2].CS([O-])(=O)=O.CS([O-])(=O)=O BSXVKCJAIJZTAV-UHFFFAOYSA-L 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 125000004093 cyano group Chemical group *C#N 0.000 description 2
- 125000004177 diethyl group Chemical group [H]C([H])([H])C([H])([H])* 0.000 description 2
- GGSUCNLOZRCGPQ-UHFFFAOYSA-N diethylaniline Chemical compound CCN(CC)C1=CC=CC=C1 GGSUCNLOZRCGPQ-UHFFFAOYSA-N 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 239000003759 ester based solvent Substances 0.000 description 2
- 239000004210 ether based solvent Substances 0.000 description 2
- MTZQAGJQAFMTAQ-UHFFFAOYSA-N ethyl benzoate Chemical compound CCOC(=O)C1=CC=CC=C1 MTZQAGJQAFMTAQ-UHFFFAOYSA-N 0.000 description 2
- 238000001914 filtration Methods 0.000 description 2
- 150000004820 halides Chemical class 0.000 description 2
- 125000004441 haloalkylsulfonyl group Chemical group 0.000 description 2
- 125000002887 hydroxy group Chemical group [H]O* 0.000 description 2
- 229910052740 iodine Inorganic materials 0.000 description 2
- 239000011630 iodine Substances 0.000 description 2
- 230000001678 irradiating effect Effects 0.000 description 2
- AWJUIBRHMBBTKR-UHFFFAOYSA-N isoquinoline Chemical compound C1=NC=CC2=CC=CC=C21 AWJUIBRHMBBTKR-UHFFFAOYSA-N 0.000 description 2
- 125000005647 linker group Chemical group 0.000 description 2
- 239000011777 magnesium Substances 0.000 description 2
- FPYJFEHAWHCUMM-UHFFFAOYSA-N maleic anhydride Chemical compound O=C1OC(=O)C=C1 FPYJFEHAWHCUMM-UHFFFAOYSA-N 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 229910021645 metal ion Inorganic materials 0.000 description 2
- 125000000449 nitro group Chemical group [O-][N+](*)=O 0.000 description 2
- LQNUZADURLCDLV-UHFFFAOYSA-N nitrobenzene Chemical compound [O-][N+](=O)C1=CC=CC=C1 LQNUZADURLCDLV-UHFFFAOYSA-N 0.000 description 2
- 125000005246 nonafluorobutyl group Chemical group FC(F)(F)C(F)(F)C(F)(F)C(F)(F)* 0.000 description 2
- KJIFKLIQANRMOU-UHFFFAOYSA-N oxidanium;4-methylbenzenesulfonate Chemical compound O.CC1=CC=C(S(O)(=O)=O)C=C1 KJIFKLIQANRMOU-UHFFFAOYSA-N 0.000 description 2
- 150000002941 palladium compounds Chemical class 0.000 description 2
- YJVFFLUZDVXJQI-UHFFFAOYSA-L palladium(ii) acetate Chemical compound [Pd+2].CC([O-])=O.CC([O-])=O YJVFFLUZDVXJQI-UHFFFAOYSA-L 0.000 description 2
- JKDRQYIYVJVOPF-FDGPNNRMSA-L palladium(ii) acetylacetonate Chemical compound [Pd+2].C\C([O-])=C\C(C)=O.C\C([O-])=C\C(C)=O JKDRQYIYVJVOPF-FDGPNNRMSA-L 0.000 description 2
- 229910052696 pnictogen Inorganic materials 0.000 description 2
- BWHMMNNQKKPAPP-UHFFFAOYSA-L potassium carbonate Chemical compound [K+].[K+].[O-]C([O-])=O BWHMMNNQKKPAPP-UHFFFAOYSA-L 0.000 description 2
- 239000011698 potassium fluoride Substances 0.000 description 2
- 235000003270 potassium fluoride Nutrition 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- UMJSCPRVCHMLSP-UHFFFAOYSA-N pyridine Natural products COC1=CC=CN=C1 UMJSCPRVCHMLSP-UHFFFAOYSA-N 0.000 description 2
- XSCHRSMBECNVNS-UHFFFAOYSA-N quinoxaline Chemical compound N1=CC=NC2=CC=CC=C21 XSCHRSMBECNVNS-UHFFFAOYSA-N 0.000 description 2
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- WPFGFHJALYCVMO-UHFFFAOYSA-L rubidium carbonate Chemical compound [Rb+].[Rb+].[O-]C([O-])=O WPFGFHJALYCVMO-UHFFFAOYSA-L 0.000 description 1
- 229910000026 rubidium carbonate Inorganic materials 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- CQLFBEKRDQMJLZ-UHFFFAOYSA-M silver acetate Chemical compound [Ag+].CC([O-])=O CQLFBEKRDQMJLZ-UHFFFAOYSA-M 0.000 description 1
- 229940071536 silver acetate Drugs 0.000 description 1
- ADZWSOLPGZMUMY-UHFFFAOYSA-M silver bromide Chemical compound [Ag]Br ADZWSOLPGZMUMY-UHFFFAOYSA-M 0.000 description 1
- 229910001958 silver carbonate Inorganic materials 0.000 description 1
- LKZMBDSASOBTPN-UHFFFAOYSA-L silver carbonate Substances [Ag].[O-]C([O-])=O LKZMBDSASOBTPN-UHFFFAOYSA-L 0.000 description 1
- LFAGQMCIGQNPJG-UHFFFAOYSA-N silver cyanide Chemical compound [Ag+].N#[C-] LFAGQMCIGQNPJG-UHFFFAOYSA-N 0.000 description 1
- 229940098221 silver cyanide Drugs 0.000 description 1
- 229940045105 silver iodide Drugs 0.000 description 1
- HKZLPVFGJNLROG-UHFFFAOYSA-M silver monochloride Chemical compound [Cl-].[Ag+] HKZLPVFGJNLROG-UHFFFAOYSA-M 0.000 description 1
- 229910001923 silver oxide Inorganic materials 0.000 description 1
- YPNVIBVEFVRZPJ-UHFFFAOYSA-L silver sulfate Chemical compound [Ag+].[Ag+].[O-]S([O-])(=O)=O YPNVIBVEFVRZPJ-UHFFFAOYSA-L 0.000 description 1
- 229910000367 silver sulfate Inorganic materials 0.000 description 1
- LMEWRZSPCQHBOB-UHFFFAOYSA-M silver;2-hydroxypropanoate Chemical compound [Ag+].CC(O)C([O-])=O LMEWRZSPCQHBOB-UHFFFAOYSA-M 0.000 description 1
- CLDWGXZGFUNWKB-UHFFFAOYSA-M silver;benzoate Chemical compound [Ag+].[O-]C(=O)C1=CC=CC=C1 CLDWGXZGFUNWKB-UHFFFAOYSA-M 0.000 description 1
- 229910000030 sodium bicarbonate Inorganic materials 0.000 description 1
- 235000017557 sodium bicarbonate Nutrition 0.000 description 1
- 229910000029 sodium carbonate Inorganic materials 0.000 description 1
- 239000011775 sodium fluoride Substances 0.000 description 1
- 235000013024 sodium fluoride Nutrition 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
- 238000004544 sputter deposition Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 125000000020 sulfo group Chemical group O=S(=O)([*])O[H] 0.000 description 1
- 125000000999 tert-butyl group Chemical group [H]C([H])([H])C(*)(C([H])([H])[H])C([H])([H])[H] 0.000 description 1
- VJYJJHQEVLEOFL-UHFFFAOYSA-N thieno[3,2-b]thiophene Chemical group S1C=CC2=C1C=CS2 VJYJJHQEVLEOFL-UHFFFAOYSA-N 0.000 description 1
- 229910052723 transition metal Inorganic materials 0.000 description 1
- 150000003624 transition metals Chemical class 0.000 description 1
- 125000005259 triarylamine group Chemical group 0.000 description 1
- IMFACGCPASFAPR-UHFFFAOYSA-N tributylamine Chemical compound CCCCN(CCCC)CCCC IMFACGCPASFAPR-UHFFFAOYSA-N 0.000 description 1
- WLPUWLXVBWGYMZ-UHFFFAOYSA-N tricyclohexylphosphine Chemical compound C1CCCCC1P(C1CCCCC1)C1CCCCC1 WLPUWLXVBWGYMZ-UHFFFAOYSA-N 0.000 description 1
- IMNIMPAHZVJRPE-UHFFFAOYSA-N triethylenediamine Chemical compound C1CN2CCN1CC2 IMNIMPAHZVJRPE-UHFFFAOYSA-N 0.000 description 1
- 125000004205 trifluoroethyl group Chemical group [H]C([H])(*)C(F)(F)F 0.000 description 1
- 125000002023 trifluoromethyl group Chemical group FC(F)(F)* 0.000 description 1
- 125000000725 trifluoropropyl group Chemical group [H]C([H])(*)C([H])([H])C(F)(F)F 0.000 description 1
- YFTHZRPMJXBUME-UHFFFAOYSA-N tripropylamine Chemical compound CCCN(CCC)CCC YFTHZRPMJXBUME-UHFFFAOYSA-N 0.000 description 1
- BWHDROKFUHTORW-UHFFFAOYSA-N tritert-butylphosphane Chemical compound CC(C)(C)P(C(C)(C)C)C(C)(C)C BWHDROKFUHTORW-UHFFFAOYSA-N 0.000 description 1
- 238000001771 vacuum deposition Methods 0.000 description 1
- 239000008096 xylene Substances 0.000 description 1
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Images
Classifications
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- Y02E10/549—Organic PV cells
Definitions
- the present disclosure relates to a novel conductor material, a method for manufacturing the conductor material, and an electronic device provided with the conductor material.
- the present application claims the priority of Japanese Patent Application No. 2020-081349 filed in Japan on May 1, 2020, the contents of which are incorporated herein by reference.
- Conjugated polymer compounds are used as various electronic device materials by taking advantage of their light weight and excellent moldability. High conductivity can be imparted to the conjugated polymer compound by doping the dopant.
- Dopants include donors that inject electrons as carriers (that is, N-type dopants) and acceptors that extract electrons and form holes (holes) (that is, P-type dopants).
- F 4 -TCNQ 2,3,5,6-tetrafluoro-7,7,8,8-tetracyanoquinodimethane
- F 4 -TCNQ 2,3,5,6-tetrafluoro-7,7,8,8-tetracyanoquinodimethane
- PBTTT-C16 poly [2,5-bis (3-hexadecyl-2-yl as a conjugated polymer compound) thieno [3,2 b]
- thieno 2,3,5,6-tetrafluoro-7,7,8,8-tetracyanoquinodimethane
- PBTTT-C16 described in Non-Patent Document 1 is difficult to be oxidized, and even if it is once oxidized, it is easily reduced by heating or the like. That is, it was found that PBTTT-C16 has low doping efficiency, and the conductor material obtained by using PBTTT-C16 has low conductivity.
- an object of the present disclosure is to provide a conductor material having high conductivity. Another object of the present disclosure is to provide a method for producing a conductor material having high conductivity. Another object of the present disclosure is to provide an electronic device with a highly conductive conductor material.
- the present disclosure is a conjugated polymer in which a dopant containing an anion selected from a nitrogen anion, a boron anion, a phosphorus anion, and an antimony anion and a counter cation has an electron donating group containing a hetero atom in a side chain.
- a conductor material having a composition doped with a compound.
- the anion also has the following formula (1).
- R 1 and R 2 represent the same or different electron-withdrawing groups. R 1 and R 2 may be bonded to each other to form a ring with adjacent nitrogen atoms.
- the conductor material which is an anion represented by is provided.
- the present disclosure also provides the conductor material in which the anion is an anion represented by the following formula (1a).
- R 3 and R 4 represent the same or different halogen atom or haloalkyl group. R 3 and R 4 may be bonded to each other to form a haloalkylene group).
- the present disclosure also provides the conductor material in which the conjugated polymer compound is a polymer compound having a repeating unit represented by the following formula (2).
- L 1 to L 4 represent the same or different Group 13 to 16 elements, and D 1 to D 4 represent the same or different electron-donating groups or hydrogen atoms including heteroatoms. At least one of D 1 to D 4 is an electron donating group containing a hetero atom
- the present disclosure also provides the conductor material in which the electron donating group containing a heteroatom is a group represented by the following formula (d).
- D represents at least one heteroatom selected from the 14th to 16th group elements
- R 5 represents an aliphatic hydrocarbon group having 5 to 30 carbon atoms. The wavy line in the formula is attached. The bonder binds to the main chain of the conjugated polymer compound
- the present disclosure also discloses a dopant in which a conjugated polymer compound having an electron donating group containing a hetero atom in a side chain contains an anion selected from a nitrogen anion, a boron anion, a phosphorus anion, and an antimony anion and a counter cation.
- a conjugated polymer compound having an electron donating group containing a hetero atom in a side chain contains an anion selected from a nitrogen anion, a boron anion, a phosphorus anion, and an antimony anion and a counter cation.
- the present disclosure also provides a method for producing the conductor material, wherein the anion is an anion represented by the following formula (1).
- R 1 and R 2 represent the same or different electron-withdrawing groups. R 1 and R 2 may be bonded to each other to form a ring with adjacent nitrogen atoms.
- the present disclosure also provides a method for producing the conductor material, wherein the anion is an anion represented by the following formula (1a).
- the anion is an anion represented by the following formula (1a).
- R 3 and R 4 represent the same or different halogen atom or haloalkyl group. R 3 and R 4 may be bonded to each other to form a haloalkylene group).
- the present disclosure also provides a method for producing the conductor material, wherein the conjugated polymer compound is a polymer compound having a repeating unit represented by the following formula (2).
- the conjugated polymer compound is a polymer compound having a repeating unit represented by the following formula (2).
- L 1 to L 4 represent the same or different Group 13 to 16 elements, and D 1 to D 4 represent the same or different electron-donating groups or hydrogen atoms including heteroatoms. At least one of D 1 to D 4 is an electron donating group containing a hetero atom
- the present disclosure also provides a method for producing the conductor material, wherein the electron donating group containing a hetero atom is a group represented by the following formula (d).
- the electron donating group containing a hetero atom is a group represented by the following formula (d).
- D represents at least one heteroatom selected from the 14th to 16th group elements
- R 5 represents an aliphatic hydrocarbon group having 5 to 30 carbon atoms. The wavy line in the formula is attached.
- the bonder binds to the main chain of the conjugated polymer compound
- the present disclosure also provides a method for producing the conductor material, wherein the counter cation contained in the dopant is a radical cation represented by the following formula (3).
- R 11 to R 13 are the same or different, and represent a monovalent aromatic group or a group represented by the following formula (r).
- n indicates the valence of the radical cation and is equal to the number of nitrogen atoms (n) in the equation]
- Ar 1 , Ar 2 , Ar 3 represent the same or different divalent aromatic groups
- Ar 4 , Ar 5 , Ar 6 , and Ar 7 are the same or different, and the following formula ( Indicates a monovalent aromatic group which may have a substituent represented by sb).
- S and t are the same or different and indicate an integer of 0 or more.
- Bonds to the nitrogen atom in formula (3)) (In the formula (sb), Ar 8 and Ar 9 are the same or different and represent divalent aromatic groups, and Ar 10 , Ar 11 , Ar 12 and Ar 13 are the same or different monovalent aromatic groups.
- U and v are the same or different and indicate an integer of 0 or more. The wavy bond in the formula binds to a monovalent aromatic group).
- the present disclosure also provides an electronic device comprising the conductor material.
- the conductor material of the present disclosure has a high doping amount and is also difficult to dedoping. Therefore, it has high conductivity. Further, the conductor material has high crystallinity. Further, the conductor material is highly flexible. Then, a film can be formed by a simple method, and it is easy to increase the area. Therefore, the conductor material can be suitably used for manufacturing an electronic device having light weight, thinness, flexibility, large area, etc. while suppressing the cost. Further, according to the electronic device provided with the conductor material, in addition to high conductivity and high stability (stable against heat, water, electricity, etc.), weight reduction, flexibility, thinning, and large area are inexpensive. Is feasible.
- a dopant containing an anion selected from a nitrogen anion, a boron anion, a phosphorus anion, and an antimony anion and a counter cation has an electron donating group containing a hetero atom in a side chain (or It has a structure doped with a conjugated polymer compound (having as a side chain).
- the conductor material is preferably a p-type conductor material.
- the conductor material preferably has a structure in which the anion is stored in a gap of a crystal structure of a conjugated polymer compound having an electron-donating group containing a hetero atom in a side chain. As a result, the conductor material has high crystallinity and dedoping is suppressed.
- the conductor material exhibits high conductivity.
- the conductivity of the conductor material is, for example, 250 S / cm or more, preferably 280 S / cm or more, particularly preferably 300 S / cm or more, most preferably 305 S / cm or more, and particularly preferably 310 S / cm or more. Therefore, it can be suitably used as an electronic device material or an electrode material for a secondary battery.
- the conductor material has excellent storage stability and can maintain high conductivity for a long period of time.
- the rate of decrease in conductivity after storage at room temperature (25 ° C.) for 14 days [(conductivity before storage-14 days after storage) / conductivity before storage x 100] is preferably 5% or less. Is 3% or less, particularly preferably 1% or less.
- the rate of decrease in conductivity after storage at room temperature (25 ° C.) for 56 days [(conductivity before storage-conductivity after storage for 56 days) / conductivity before storage x 100] is 20% or less, preferably 15 % Or less, particularly preferably 10% or less.
- the conductor material is highly flexible. Then, a film can be formed by a simple method (for example, an injection molding method, an extrusion molding method, a casting method, a powder molding method, etc.), and it is easy to increase the area. Therefore, the conductor material can be suitably used for manufacturing an electronic device having light weight, thinness, flexibility, large area, etc. while suppressing the cost.
- the conductor material contains, for example, a conjugated polymer compound having an electron donating group containing a hetero atom in a side chain, an anion selected from a nitrogen anion, a boron anion, a phosphorus anion, and an antimony anion, and a counter cation. It can be produced by doping with a dopant.
- the method of doping the conjugated polymer compound with a dopant is a method by a dry process or a method by a wet process, in which a coating film containing the dopant (the thickness of the dopant coating film is, for example, 10 to 200 nm, preferably 30 to 100 nm). ) Is formed on the surface of the conjugated polymer compound.
- the conjugated polymer compound for example, a conjugated polymer compound having an electron-donating group containing a hetero atom in a side chain, having a thickness of 10 to 10 or more
- a vacuum deposition method for example, a vacuum deposition method, a sputtering method, or the like.
- a method of adhering a dopant to the surface of a film, sheet, coating film, etc. having a size of about 500 nm can be mentioned.
- the conjugated polymer compound is immersed in a composition in which a dopant is dissolved and / or dispersed in a solvent, or the composition is applied to the surface of the conjugated polymer compound. Then, a method of removing the solvent can be mentioned. After drying, annealing treatment may be performed if necessary.
- the counter cation constituting the dopant abstracts an electron from the conjugated polymer compound. As a result, holes as charged carriers are generated, and conductivity is exhibited.
- the counter cation is converted into a neutral compound when an electron is extracted from the conjugated polymer compound. This neutral compound is excluded from the system of the conjugated polymer compound.
- the anion is released from the ionic bond with the counter cation when the counter cation is converted into a neutral compound. Then, the anion is stably stored in the gap of the crystal structure of the conjugated polymer compound. As a result, the crystallinity of the conjugated polymer compound is enhanced, and dedoping is suppressed.
- the dopant includes an anion selected from nitrogen anion, boron anion, phosphorus anion, and antimony anion, and a counter cation.
- the dopant may be a metal compound or a metal complex.
- the dopant acts as a P-type dopant.
- the anion is an anion selected from a nitrogen anion, a boron anion, a phosphorus anion, and an antimony anion.
- the nitrogen anion is preferable because it has an excellent dedoping inhibitory effect. After being released from the ionic bond with the counter cation, it is stably stored in the gap of the crystal structure of the conjugated polymer compound, thereby exhibiting the effect of enhancing the crystallinity of the conjugated polymer compound. Because.
- an anion represented by the following formula (1) is preferable.
- R 1 and R 2 represent the same or different electron-withdrawing groups. R 1 and R 2 may be bonded to each other to form a ring with adjacent nitrogen atoms.
- Examples of the electron-withdrawing group include a nitro group, a cyano group, a (C 1-5 ) acyl group, a carboxyl group, a (C 1-5 ) alkoxycarbonyl group, a halo (C 1-5 ) alkyl group, and a sulfo group. , (C 1-5 ) alkylsulfonyl group, halosulfonyl group, halo (C 1-5 ) alkylsulfonyl group and the like.
- R 1 and R 2 a halosulfonyl group, a haloalkylsulfonyl group, or a sulfonyl-haloalkylene-sulfonyl group in which R 1 and R 2 are bonded to each other is preferable.
- halosulfonyl group examples include a fluorosulfonyl group and a chlorosulfonyl group.
- haloalkylsulfonyl group examples include a fluoroC 1-5 alkylsulfonyl group such as a fluoroalkylsulfonyl group (for example, a fluoromethylsulfonyl group, a trifluoroethylsulfonyl group, a trifluoropropylsulfonyl group, and a pentafluoropropylsulfonyl group; tri).
- a fluoroalkylsulfonyl group for example, a fluoromethylsulfonyl group, a trifluoroethylsulfonyl group, a trifluoropropylsulfonyl group, and a pentafluoropropylsulfonyl group; tri).
- Perfluoro C 1-5 alkyl sulfonyl groups such as fluoromethyl sulfonyl groups, pentafluoroethyl sulfonyl groups, pentafluoropropyl sulfonyl groups, nonafluorobutyl sulfonyl groups), chloroalkyl sulfonyl groups (eg, chloro C such as chloromethyl sulfonyl groups) 1-5 alkyl sulfonyl group) and the like.
- Examples of the haloalkylene group in the sulfonyl-haloalkylene-sulfonyl group formed by bonding R 1 and R 2 with each other include a fluoroalkylene group (for example, a tetrafluoroethylene group and a hexafluoropropane-1,3-diyl group). , Octafluorobutane-1,4-diyl group and the like perfluoro C 1-5 alkylene group), chloroalkylene group (for example, perchloro C 1-5 alkylene group and the like).
- an anion represented by the following formula (1a) is particularly preferable.
- R 3 and R 4 represent the same or different halogen atom or haloalkyl group. R 3 and R 4 may be bonded to each other to form a haloalkylene group).
- haloalkyl group examples include a fluoroC 1-5 alkyl group such as a fluoroalkyl group (for example, a fluoromethyl group, a trifluoroethyl group, a trifluoropropyl group and a pentafluoropropyl group; a trifluoromethyl group and a pentafluoroethyl group).
- a fluoroC 1-5 alkyl group for example, a fluoromethyl group, a trifluoroethyl group, a trifluoropropyl group and a pentafluoropropyl group; a trifluoromethyl group and a pentafluoroethyl group.
- a perfluoroC 1-5 alkyl group such as a group, a pentafluoropropyl group and a nonafluorobutyl group
- a chloroalkyl group for example, a chloro C 1-5 alky
- haloalkylene groups for example, fluoroalkylene group (e.g., tetrafluoroethylene group, hexafluoro-1,3-diyl group, perfluoro C 1-5 alkylene such as octafluoro-1,4-diyl group Groups), chloroalkylene groups (eg, perchloro C 1-5 alkylene groups, etc.).
- fluoroalkylene group e.g., tetrafluoroethylene group, hexafluoro-1,3-diyl group, perfluoro C 1-5 alkylene such as octafluoro-1,4-diyl group Groups
- chloroalkylene groups eg, perchloro C 1-5 alkylene groups, etc.
- the counter cation is not particularly limited as long as it is a cation that acts to extract electrons from the conjugated polymer compound, but among them, the radical cation represented by the following formula (3) has excellent oxidizing power, and the above-mentioned It is preferable because it is easy to extract electrons from the conjugated polymer compound, and in particular, it is a compound represented by the following formula (3), and at least one of R 11 to R 13 in the formula is represented by the following formula (r).
- the base compound is preferred. [In the formula (3), R 11 to R 13 are the same or different, and represent a monovalent aromatic group or a group represented by the following formula (r).
- n indicates the valence of the radical cation and is equal to the number of nitrogen atoms (n) in formula (3)]
- Ar 1 , Ar 2 , Ar 3 represent the same or different divalent aromatic groups
- Ar 4 , Ar 5 , Ar 6 , and Ar 7 are the same or different, and the following formula ( Indicates a monovalent aromatic group which may have a substituent represented by sb).
- S and t are the same or different and indicate an integer of 0 or more.
- Bonds to the nitrogen atom in formula (3)) In the formula (sb), Ar 8 and Ar 9 are the same or different and represent divalent aromatic groups, and Ar 10 , Ar 11 , Ar 12 and Ar 13 are the same or different monovalent aromatic groups.
- U and v are the same or different and indicate an integer of 0 or more. The wavy bond in the formula binds to a monovalent aromatic group).
- Each of s, t, u, and v represents an integer of 0 or more, and is, for example, 0 to 5, preferably 0 to 3, and particularly preferably 0 to 2.
- the values of s, t, u, and v increase, the doping efficiency of the conjugated polymer compound tends to improve, and the crystallinity of the conjugated polymer compound after doping tends to improve.
- the monovalent aromatic group is a group obtained by removing one hydrogen atom from the structural formula of the aromatic compound [more specifically, when the carbon atom constituting the aromatic compound (when the aromatic compound is an aromatic heterocycle). Is a group excluding one hydrogen atom bonded to a carbon atom or a hetero atom)].
- the divalent aromatic group is a group obtained by removing two hydrogen atoms from the structural formula of the aromatic compound [more specifically, a carbon atom constituting the aromatic compound (the aromatic compound is an aromatic heterocycle). In the case of, it is a group excluding two hydrogen atoms bonded to a carbon atom or a hetero atom)].
- the aromatic compound includes an aromatic hydrocarbon and an aromatic heterocycle.
- the aromatic hydrocarbon has a structure in which, for example, an aromatic hydrocarbon ring having 6 to 14 carbon atoms such as benzene and naphthalene, and two or more of the aromatic hydrocarbon rings are bonded via a single bond or a linking group.
- the body is included.
- linking group examples include a C 1-5 alkylene group, a carbonyl group (-CO-), an ether bond (-O-), a thioether bond (-S-), an ester bond (-COO-), and an amide bond (-COO-). -CONH-), carbonate bond (-OCOO-) and the like.
- aromatic hydrocarbon at least one selected from the aromatic hydrocarbons represented by the following formulas (ar-1) to (ar-6) is preferable.
- the aromatic heterocycle is, for example, a monocyclic aromatic heterocycle having a carbon atom and at least one heteroatom (for example, an oxygen atom, a sulfur atom, a nitrogen atom, a phosphorus atom, etc.) as atoms constituting the ring.
- heteroatom for example, an oxygen atom, a sulfur atom, a nitrogen atom, a phosphorus atom, etc.
- examples thereof include a ring and a fused ring in which one or more aromatic hydrocarbon rings are condensed with the monocyclic aromatic heterocycle.
- the monovalent aromatic group and the divalent aromatic group may have a substituent.
- substituents include a halogen atom, a C 1-5 alkyl group, an oxo group, a hydroxyl group, a substituted oxy group (for example, C 1-5 alkoxy group, C 1-5 acyloxy group, etc.), a carboxyl group, and a substituent.
- Oxycarbonyl group eg C 1-5 alkoxycarbonyl group
- substituted or unsubstituted carbamoyl group cyano group, nitro group, amino group, substituted amino group (eg mono or di C 1-5 alkylamino group, mono or Di C 1-5 acylamino group) and the like.
- a halogen atom is preferable, and a bromine atom is particularly preferable.
- the monovalent aromatic group may have, for example, a group represented by the following formula (sb-1) in addition to the above-mentioned substituent.
- Ar 14 and Ar 15 are the same or different and represent monovalent aromatic groups. The wavy bond in the formula bonds to the carbon atom (if the aromatic compound is an aromatic heterocycle, the carbon atom or heteroatom) that constitutes the aromatic compound]
- Examples of the monovalent aromatic group in Ar 14 and Ar 15 in the above formula include the same examples as described above.
- nitrogen anion (1) the nitrogen anion represented by the formula (1)
- radicals represented by the formula (3), R 11 to R in the formula (3) R 11 to R in the formula (3).
- a dopant in which 13 is the same or different and contains a radical cation hereinafter, may be referred to as “radical cation (3a)” which is a monovalent aromatic group can be produced through the following step [1]. can.
- the ionic compound and the amine compound can be used individually by 1 type or in combination of 2 or more types, respectively.
- Examples of the ionic compound include an ionic compound containing a nitrogen anion and a monovalent metal ion.
- Examples of the metal ion include alkali metals such as Li + and Na + ; alkaline earth metals such as Mg 2+ and Ca 2+ ; transition metals such as Cu + , Ag + and Au +. ..
- a monovalent metal salt of TFSI ⁇ such as bis (trifluoromethanesulfonyl) imide silver (AgTFSI) is preferable.
- Examples of the amine compound include tris (halophenyl) amines such as tris (p-bromophenyl) amine.
- the amount of the ionic compound used with respect to 1 mol of the amine compound is, for example, about 1 to 5 mol.
- oxidizing agent examples include NOPF 6 , iron trichloride (FeCl 3 ), a simple substance of halogen (for example, iodine I 2, bromine Br 2 , chlorine Cl 2 ), and the like. Alternatively, two or more types can be used in combination.
- the amount of the oxidizing agent used is, for example, about 1 to 5 mol with respect to 1 mol of the amine compound.
- the reaction of step [1] can be carried out in the presence of a solvent.
- a solvent examples include nitrile solvents such as acetonitrile, propionitrile and benzonitrile; water; alcohol solvents such as methanol; amide solvents such as N, N-dimethylformamide and N, N-dimethylacetamide; diethyl.
- Ether-based solvents such as ether, THF and dioxane; ester-based solvents such as ethyl acetate and the like can be mentioned. These can be used alone or in combination of two or more.
- the reaction atmosphere in the step [1] is not particularly limited as long as the reaction is not inhibited, and may be, for example, an air atmosphere, a nitrogen atmosphere, an argon atmosphere, or the like.
- the reaction temperature in step [1] is, for example, about ⁇ 70 to 60 ° C.
- the reaction time is, for example, about 0.5 to 5 hours.
- the obtained reaction product can be separated and purified by, for example, separation means such as filtration, concentration, distillation, extraction, crystallization, adsorption, recrystallization, column chromatography, or a separation means combining these.
- separation means such as filtration, concentration, distillation, extraction, crystallization, adsorption, recrystallization, column chromatography, or a separation means combining these.
- a radical cation represented by the formula (3) and at least one of R 11 to R 13 in the formula (3) is a group represented by the formula (r) (hereinafter referred to as "radical cation (3b)").
- radical cation (3b) a group represented by the formula (r) (hereinafter referred to as "radical cation (3b)").
- an amine compound corresponding to the radical cation (3b) may be used instead of the amine compound corresponding to the radical cation (3a). ..
- the amine compound corresponding to the radical cation (3b) for example, a halide of triarylamine is used, and an oxidizing agent such as 2,3-dichloro-5,6-dicyano-1,4-benzoquinone (DDQ) is used. Then, it can be produced by carrying out a coupling reaction (for example, a Sholl type coupling reaction).
- a coupling reaction for example, a Sholl type coupling reaction.
- the conjugated polymer compound having an electron donating group containing a hetero atom in the side chain is preferably a ⁇ -conjugated polymer compound having an electron-donating group containing a heteroatom in the side chain.
- the conjugated polymer compound having the side chain is more easily oxidized and less likely to be dedoped than the conjugated polymer compound having no side chain.
- a conductive polymer material having excellent conductivity is realized by using a conjugated polymer compound having an electron-donating group containing a hetero atom in a side chain as a semiconductor to be doped with the above-mentioned dopant.
- the "conjugated polymer compound” in the present specification includes an oligomer.
- the heterocyclic conjugated polymer compound is particularly preferable in that it has high crystallinity, and in particular, the heterocyclic conjugated polymer compound containing a nitrogen atom or a sulfur atom as a hetero atom.
- Polymer compounds are preferable, and heterocyclic polymer compounds containing a heterocycle containing a sulfur atom are particularly preferable, and conjugate polymer compounds containing a thiophene ring structure such as a thiophene ring, a benzothiophene ring, and a thienothiophene ring are particularly preferable. ..
- a polymer compound having a repeating unit represented by the following formula (2) is preferable.
- L 1 to L 4 represent the same or different Group 13 to 16 elements
- D 1 to D 4 represent the same or different electron-donating groups or hydrogen atoms including heteroatoms. At least one of D 1 to D 4 is an electron donating group containing a hetero atom
- conjugated polymer compound a polymer compound having a repeating unit represented by the following formula (2a) or (2b) is particularly preferable, and a polymer compound having a repeating unit represented by the following formula (2b) is particularly preferable. Is preferable.
- L 1 to L 4 represent the same or different Group 13 to 16 elements, and D 1 to D 4 represent the same or different electron-donating groups or hydrogen atoms including heteroatoms. At least one of D 1 to D 4 is an electron donating group containing a hetero atom.
- Group 13 to 16 elements examples include a boron atom, a nitrogen atom, an oxygen atom, a phosphorus atom, and a sulfur atom. Of these, Group 15 elements or Group 16 elements are preferable, and sulfur atoms are particularly preferable.
- Examples of the electron donating group containing the heteroatom include a group containing at least one heteroatom selected from Group 14 to 16 elements.
- the group represented by the following formula (d) is preferable.
- the conjugated polymer compound having a group represented by the following formula (d) in the side chain stably stores the anion released from the ionic bond with the counter cation in the gap of the crystal structure formed by the side chain. This is because dedoping is suppressed and a state of high conductivity can be stably maintained over time.
- D represents at least one heteroatom selected from the 14th to 16th group elements
- R 5 represents an aliphatic hydrocarbon group having 5 to 30 carbon atoms. The wavy line in the formula is attached. The bonder binds to the main chain of the conjugated polymer compound
- Examples of at least one heteroatom selected from the Group 14 to 16 elements include a nitrogen atom, an oxygen atom, a phosphorus atom, a sulfur atom and the like. Of these, Group 15 elements or Group 16 elements are preferable, and oxygen atoms are particularly preferable.
- Examples of the aliphatic hydrocarbon group having 5 to 30 carbon atoms in R 5 include an alkyl group having 5 to 30 carbon atoms such as a pentyl group, a hexyl group, a decyl group, a dodecyl group, a hexadecyl group, and a nonadecil group; an oleyl group and the like.
- Examples thereof include alkenyl groups having 5 to 30 carbon atoms (preferably 10 to 30 carbon atoms, more preferably 10 to 20 carbon atoms, particularly preferably 10 to 18 carbon atoms, and most preferably 12 to 18 carbon atoms).
- an alkyl group having 5 to 30 carbon atoms is preferable, an alkyl group having 5 to 20 carbon atoms is more preferable, and an alkyl group having 10 to 20 carbon atoms is particularly preferable. It is an alkyl group having 20 carbon atoms, most preferably an alkyl group having 10 to 18 carbon atoms, and particularly preferably an alkyl group having 12 to 15 carbon atoms.
- the content ratio of the side chain of the conjugated polymer compound having an electron-donating group containing a hetero atom in the side chain is, for example, per repeating unit (preferably, a repeating unit represented by the above formula (2)).
- the number is 1 to 4 (preferably 2 to 4, particularly preferably 2 to 3).
- a conjugated polymer compound having an electron-donating group containing a hetero atom in the side chain for example, a conjugated polymer compound having a repeating unit represented by the following formula (2a) undergoes the following reactions (I) and (II). Can be manufactured after.
- D 1 to D 4 and L 1 to L 4 in the above formula are the same as above.
- X represents a halogen atom.
- Reaction (I) is preferably carried out in the presence of a silver catalyst and / or a base. Further, the reaction is preferably carried out in the presence of a palladium complex and / or a ligand.
- the silver catalyst examples include silver salts such as silver oxide, silver carbonate, silver nitrate, silver sulfate, silver cyanide, silver chloride, silver bromide, silver iodide, silver acetate, silver benzoate, and silver lactate; acetylacetate.
- silver salts such as silver oxide, silver carbonate, silver nitrate, silver sulfate, silver cyanide, silver chloride, silver bromide, silver iodide, silver acetate, silver benzoate, and silver lactate; acetylacetate.
- silver complexes such as nat silver. These can be used alone or in combination of two or more.
- the amount of the silver catalyst used is, for example, about 0.05 to 5.0 mol with respect to 1 mol of the total of the compound represented by the above formula (a) and the compound represented by the above formula (a'). Is.
- Examples of the base include triethylamine, tri-n-propylamine, tri-n-butylamine, tri-s-butylamine, tri-t-butylamine, diisopropylethylamine, dimethylcyclohexylamine, dicyclohexylethylamine, tribenzylamine, N-.
- the amount of the base used is, for example, about 0.5 to 5.0 mol with respect to 1 mol of the total of the compound represented by the above formula (a) and the compound represented by the above formula (a').
- Examples of the palladium catalyst include tetraxtriphenylphosphine palladium, bis (1,5-cyclooctadiene) palladium, bis (triphenylphosphine) (maleic anhydride) palladium, tris (dibenzilidenacetone) dipalladium, and (1).
- the amount of the palladium catalyst used is, for example, about 1 to 10 mol% of the compound represented by the above formula (a) and the compound represented by the above formula (a').
- Reaction (I) can be carried out in the presence of a solvent.
- the solvent include nitrile solvents such as acetonitrile, propionitrile and benzonitrile; water; alcohol solvents such as methanol; amide solvents such as N, N-dimethylformamide and N, N-dimethylacetamide; diethyl.
- Ether-based solvents such as ether, THF and dioxane; ester-based solvents such as ethyl acetate; dimethylformamide, dimethylsulfoxide and the like can be mentioned. These can be used alone or in combination of two or more.
- the reaction atmosphere of the reaction (I) is not particularly limited as long as the reaction is not inhibited, and may be, for example, an air atmosphere, a nitrogen atmosphere, an argon atmosphere, or the like.
- reaction temperature of reaction (I) is, for example, about 30 to 100 ° C.
- reaction time is, for example, about 0.5 to 5 hours.
- Reaction (II) is a cross-coupling reaction between the compound represented by the above formula (b) and the compound represented by the above formula (c).
- the cross-coupling reaction for example, a still cross-coupling reaction, a Kumada cross-coupling reaction, a Negishi cross-coupling reaction, a Suzuki cross-coupling reaction, or the like can be used. Through the reaction, a conjugated polymer compound having a repeating unit represented by the above formula (2a) is obtained.
- the compound represented by the above formula (c) can be selected and used according to the type of cross-coupling reaction to be used.
- the compound represented by the formula (c) is an organotin compound, and Ra in the formula (c) is a trialkylstannyl group (SnR 3 groups; R). Is, for example, an alkyl group having 1 to 3 carbon atoms).
- the compound represented by the formula (c) is a magnesium compound, and Ra in the formula (c) is a magnesium halide group (-MgX group; X is a halogen atom). Shows).
- the compound represented by the formula (c) is a zinc compound, and Ra in the formula (c) is a ZnX group (X represents a halogen atom).
- the compound represented by the formula (c) is a boron compound, and Ra in the formula (c) is two BY groups (Y is, for example, a hydroxyl group).
- the amount of the compound represented by the above formula (c) used is, for example, about 1.0 to 1.5 mol with respect to 1 mol of the compound represented by the above formula (b).
- Reaction (II) is preferably carried out in the presence of a palladium catalyst and / or a ligand.
- Examples of the palladium catalyst include Pd (PPh 3 ) 4 , Pd (dba) 2 , Pd 2 (dba) 3 , Pd 2 (dba) 3 ⁇ CHCl 3 , Pd (t-Bu 3 P) 2 , Pd ( acac) 2 , can be mentioned. These can be used alone or in combination of two or more.
- the amount of the palladium catalyst used is, for example, about 0.5 to 10 mol% of the compound represented by the above formula (b).
- the phosphine ligand is preferable as the ligand.
- the phosphine ligand include trialkylphosphine such as trimethylphosphine and tri (t-butyl) phosphine; tricycloalkylphosphine such as tri (cyclohexyl) phosphine; tri (o-tolyl) phosphine and dimethylphenyl.
- the phosphine ligand include aromatic phosphines such as phosphine and diphenyl-2-pyridinyl phosphine. These can be used alone or in combination of two or more.
- the amount of the ligand used is, for example, about 1 to 15 mol% of the compound represented by the above formula (b).
- Reaction (II) can be carried out in the presence of a solvent.
- the solvent include aromatic hydrocarbons such as benzene, toluene, xylene, ethylbenzene, trifluorotoluene, chlorobenzene, anisole, benzonitrile, nitrobenzene and ethyl benzoate; and aliphatic hydrocarbons such as hexane, heptane and octane; Alicyclic hydrocarbons such as cyclohexane; haloalkanes such as carbon tetrachloride, chloroform, dichloromethane, 1,2-dichloroethane; ketones such as acetone and methyl ethyl ketone; esters such as methyl acetate, ethyl acetate, isopropyl acetate and butyl acetate; N, Amids such as N-dimethylformamide, N, N-dimethylace
- the reaction atmosphere of the reaction (II) is not particularly limited as long as the reaction is not inhibited, and may be, for example, an air atmosphere, a nitrogen atmosphere, an argon atmosphere, or the like.
- reaction temperature of reaction (II) is, for example, about room temperature (25 ° C.) to 200 ° C.
- the reaction time is, for example, about 1 to 72 hours.
- conjugated polymer compound having an electron-donating group containing a hetero atom in the side chain for example, a conjugated polymer compound having a repeating unit represented by the following formula (2b) undergoes the following reactions (III) and (IV). Can be manufactured after.
- Reaction (III) is preferably carried out in the presence of a copper catalyst and / or a base.
- the copper catalyst examples include copper iodide (I), copper iodide (II), copper bromide (I), copper bromide (II), copper chloride (I), copper chloride (II), and fluoride.
- Monovalent or divalent copper halides such as copper (I) and copper (II) fluoride; copper (I) oxide, copper (II) oxide, copper (I) sulfate, copper (II) sulfate, copper carbonate ( I), copper carbonate (II), copper acetate (I), copper acetate (II), copper nitrate (I), copper nitrate (II), copper methanesulfonate (I), copper methanesulfonate (II), trifluo
- copper salts of monovalent or divalent protonic acids such as copper lomethanesulfonate (I), copper trifluoromethanesulfonate (II), copper cyanide (I) and copper cyanide (II).
- the amount of the copper catalyst used is, for example, about 0.05 to 1 mol with respect to 1 mol of the total of the compound represented by the above formula (d) and the compound represented by the above formula (d'). ..
- Examples of the base include the same bases that can be used in the reaction (I). One type of base can be used alone, or two or more types can be used in combination.
- the amount of the base used is, for example, about 0.5 to 5.0 mol with respect to 1 mol of the total of the compound represented by the above formula (d) and the compound represented by the above formula (d').
- Reaction (III) can be carried out in the presence of a solvent.
- the solvent include the same examples as the solvent that can be used in the reaction (I).
- One type of solvent can be used alone, or two or more types can be used in combination.
- the reaction atmosphere of the reaction (III) is not particularly limited as long as the reaction is not inhibited, and may be, for example, an air atmosphere, a nitrogen atmosphere, an argon atmosphere, or the like.
- reaction temperature of reaction (III) is, for example, about -100 to 10 ° C.
- reaction time is, for example, about 0.5 to 5 hours.
- Reaction (IV) is a cross-coupling reaction between the compound represented by the above formula (e) and the compound represented by the above formula (c).
- the reaction (IV) can be carried out in the same manner as in the reaction (II) except that the compound represented by the above formula (e) is used instead of the compound represented by the above formula (b).
- the electronic device of the present disclosure includes the above-mentioned conductor material.
- Examples of the electronic device include a switching element, a diode, a transistor, a photoelectric conversion device, a solar cell, a photoelectric conversion element (for example, a solar cell element, an organic electroluminescence element, etc.) and the like.
- the electronic device since the electronic device includes the conductor material, it has both high conductivity and high stability (stability against heat, water, electricity, etc.). In addition, weight reduction, flexibility, thinning, and large area can be realized at low cost.
- each configuration of the present disclosure and combinations thereof are examples, and the configurations can be added, omitted, replaced, and changed as appropriate without departing from the gist of the present disclosure.
- Preparation Example 2 (Preparation of conjugated polymer compound 1 having an electron-donating group containing a hetero atom in the side chain)
- 3-methoxythiophene as a substrate was added to 3-methoxythiophene as a substrate in an amount of 1.1 mol equivalents of 1-.
- Tridecanol was reacted under reflux for 4 hours to give 3-tridecyloxythiophene (yield: 92%).
- Example 1 The conjugated polymer compound 1 and o-dichlorobenzene obtained in Preparation Example 1 are stirred at 150 ° C. for 1 hour in a nitrogen atmosphere, and the solution 1 containing the conjugated polymer compound 1 having a concentration of 0.5% by mass is 1 Got The obtained solution 1 was spin-coated (500 rpm ⁇ 5 seconds, then 3000 rpm ⁇ 60 seconds) on a glass substrate equipped with an electrode [Cr (3 nm) / Au (30 nm)], and dried at 150 ° C. for 30 minutes. Further, annealing treatment was performed at 180 ° C. for 30 minutes to obtain a film 1 having an average thickness of 50 nm.
- the obtained film 1 was immersed in an acetonitrile solution (dopant concentration 1.5 mmol / L) of the dopant (1) obtained in Preparation Example 1 at 60 ° C. for 10 minutes. After immersion, it was dried at 80 ° C. for 10 minutes to obtain a conductor material (1).
- Example 2 A conductor material (2) was obtained in the same manner as in Example 1 except that the conjugated polymer compound 2 obtained in Preparation Example 2 was used instead of the conjugated polymer compound 1 obtained in Preparation Example 1. ..
- the conjugated polymer compounds 1 and 2 have a larger decrease in the peak around 500 nm derived from the conjugated polymer compound before doping with the dopant than the conjugated polymer compound 3, and the dopant has a larger degree of decrease.
- the peak around 1200 to 2500 nm derived from the conjugated polymer compound after doping is increasing. From this, the conjugated polymer compounds 1 and 2 are more easily oxidized than the conjugated polymer compound 3, and the conductor materials (1) and (2) have higher doping efficiency than the conductor material (3). It turns out to be excellent.
- a dopant containing an anion selected from a nitrogen anion, a boron anion, a phosphorus anion, and an antimony anion and a counter cation is doped in a conjugated polymer compound having an electron donating group containing a hetero atom in a side chain.
- Conductor material having the same composition.
- the anion is an anion represented by the formula (1a).
- the conjugated polymer compound is a polymer compound having a repeating unit represented by the formula (2a) or a polymer compound having a repeating unit represented by the formula (2b) [1] to [ 4]
- the conductor material according to any one of. [11] The conductor material according to any one of [1] to [10], wherein the electron donating group containing a hetero atom is a group represented by the formula (d).
- the conjugated polymer compound is a polymer compound having a repeating unit represented by the formula (2), and the content ratio of the electron donating group containing a hetero atom is represented by the formula (2).
- [16] The conductor material according to any one of [1] to [15], wherein the rate of decrease in conductivity when stored at 25 ° C. for 56 days is 20% or less.
- a conjugated polymer compound having an electron-donating group containing a hetero atom in a side chain is doped with a dopant containing an anion selected from a nitrogen anion, a boron anion, a phosphorus anion, and an antimony anion and a counter cation.
- a method for producing a conductor material wherein the conductor material according to any one of [1] to [16] is obtained.
- the conjugated polymer compound is a polymer compound having a repeating unit represented by the formula (2a) or a polymer compound having a repeating unit represented by the formula (2b) [17] to [ 19]
- the method for producing a conductor material according to any one of. [26] The method for producing a conductor material according to any one of [17] to [25], wherein the electron donating group containing a hetero atom is a group represented by the formula (d).
- An electronic device comprising the conductor material according to any one of [1] to [16].
- the conductor material of the present disclosure has a high doping amount and is difficult to dedoping. In addition, it has high crystallinity and is highly flexible. Then, a film can be formed by a simple method, and it is easy to increase the area. Therefore, the conductor material can be suitably used for manufacturing an electronic device having light weight, thinness, flexibility, large area, etc. while suppressing the cost.
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Abstract
Description
本開示の他の目的は、高い導電性を有する導体材料の製造方法を提供することにある。
本開示の他の目的は、高い導電性を有する導体材料を備えた電子デバイスを提供することにある。
で表されるアニオンである前記導体材料を提供する。
また、前記導体材料を備える電子デバイスによれば、高導電性、且つ高安定性(熱、水、電気等に対して安定)に加え、軽量化、フレキシブル化、薄型化、大面積化を安価に実現可能である。
本開示の導体材料は、窒素アニオン、ホウ素アニオン、リンアニオン、及びアンチモンアニオンから選択されるアニオンと、対カチオンとを含むドーパントが、ヘテロ原子を含む電子供与性基を側鎖に有する(若しくは、側鎖として有する)共役系高分子化合物にドープした構成を有する。
室温(25℃)で56日間保存した後の導電率の低下率[(保存前の導電率-56日保存後の導電率)/保存前の導電率×100]は20%以下、好ましくは15%以下、特に好ましくは10%以下である。
前記導体材料は、例えば、ヘテロ原子を含む電子供与性基を側鎖に有する共役系高分子化合物に、窒素アニオン、ホウ素アニオン、リンアニオン、及びアンチモンアニオンから選択されるアニオンと対カチオンとを含むドーパントをドープすることによって製造することができる。
前記ドーパントは、窒素アニオン、ホウ素アニオン、リンアニオン、及びアンチモンアニオンから選択されるアニオンと、対カチオンとを含む。前記ドーパントは金属化合物又は金属錯体であってもよい。
前記アニオンは、窒素アニオン、ホウ素アニオン、リンアニオン、及びアンチモンアニオンから選択されるアニオンである。
前記対カチオンとしては、前記共役系高分子化合物から電子を引き抜くよう作用するカチオンであれば特に制限がないが、なかでも、下記式(3)で表されるラジカルカチオンが酸化力に優れ、前記共役系高分子化合物から電子を引き抜きやすい点で好ましく、特に、下記式(3)で表される化合物であって、式中のR11~R13の少なくとも1つが下記式(r)で示される基である化合物が好ましい。
例えば、前記式(1)で表される窒素アニオン(以後、「窒素アニオン(1)」と称する場合がある)と、前記式(3)で表され、式(3)中のR11~R13が同一又は異なって、1価の芳香族基であるラジカルカチオン(以後、「ラジカルカチオン(3a)」と称する場合がある)とを含むドーパントは、下記工程[1]を経て製造することができる。
ヘテロ原子を含む電子供与性基を側鎖に有する共役系高分子化合物は、好ましくは、ヘテロ原子を含む電子供与性基を側鎖に有するπ共役系高分子化合物である。前記側鎖を有する共役系高分子化合物は、前記側鎖を有さない共役系高分子化合物に比べて、酸化されやすく、且つ脱ドープし難い。本開示では、上述のドーパントをドーピングする半導体として、ヘテロ原子を含む電子供与性基を側鎖に有する共役系高分子化合物を用いることで、導電性に優れた導体材料を実現した。尚、本明細書における「共役系高分子化合物」には、オリゴマーを含む。
ヘテロ原子を含む電子供与性基を側鎖に有する共役系高分子化合物として、例えば下記式(2a)で表される繰り返し単位を有する共役系高分子化合物は、下記反応(I)(II)を経て製造することができる。
例えば、スティルクロスカップリング反応を利用する場合、前記式(c)で表される化合物は有機スズ化合物であり、前記式(c)中のRaはトリアルキルスタンニル基(SnR3基;Rは例えば炭素数1~3のアルキル基である)である。
また、熊田クロスカップリング反応を利用する場合、前記式(c)で表される化合物はマグネシウム化合物であり、前記式(c)中のRaはマグネシウムハライド基(-MgX基;Xはハロゲン原子を示す)である。
根岸クロスカップリング反応を利用する場合、前記式(c)で表される化合物は亜鉛化合物であり、前記式(c)中のRaはZnX基(Xはハロゲン原子を示す)である。
鈴木クロスカップリング反応を利用する場合、前記式(c)で表される化合物はホウ素化合物であり、前記式(c)中のRaはBY2基(Yは例えば水酸基である)である。
本開示の電子デバイスは、上記導体材料を備えるものである。
ビス(トリフルオロメタンスルホニル)イミド銀(AgTFSI、3.51ミリモル)、トリス(4-ブロモフェニル)アミン(2.51ミリモル)、及びジエチルエーテル(100mL)を混合して20分間撹拌した。その後、-36℃に冷却した。
そこに、ヨウ素(2.51ミリモル)/ジエチルエーテル(30mL)混合液を15分かけて滴下した後、室温まで昇温し、析出物を濾過して回収し、室温で2時間減圧乾燥して、下記式で表されるドーパント(1)を得た。
基質濃度が0.5Mとなる量のトルエン、基質の5モル%量のp-トルエンスルホン酸・1水和物の存在下、基質としての3-メトキシチオフェンに、1.1モル当量の1-トリデカノールを、還流下で4時間反応させて、3-トリデシルオキシチオフェンを得た(収率:92%)。
調製例2と同様の方法で3-トリデシルオキシチオフェンを得た。
調製例1で得られた共役系高分子化合物1とo-ジクロロベンゼンを、窒素雰囲気下、150℃で1時間撹拌して、濃度0.5質量%の共役系高分子化合物1を含む溶液1を得た。
得られた溶液1を、電極[Cr(3nm)/Au(30nm)]を備えたガラス基板上にスピンコート(500rpm×5秒、その後、3000rpm×60秒)し、150℃で30分間乾燥させ、さらに180℃で30分間アニール処理を施して、平均厚み50nmのフィルム1を得た。
調製例1で得られた共役系高分子化合物1に代えて調製例2で得られた共役系高分子化合物2を使用した以外は実施例1と同様にして、導体材料(2)を得た。
調製例1で得られた共役系高分子化合物1に代えて、下記式(2-3)で表される繰り返し単位を有する共役系高分子化合物3(商品名「PBTTT-C14」、シグマアルドリッチ社製)を使用した以外は実施例1と同様にして、導体材料(3)を得た。
実施例及び比較例で得られた導体材料(1)~(3)について、紫外可視近赤外分光光度計(JASCO製)を用いて、200~2700nmの範囲で、1nm間隔で、紫外可視近赤外(UV-Vis-NIR)吸収スペクトルを測定した。結果を図1に示す。
また、導体材料(1)~(3)のドープ前の各共役系高分子化合物についても同様に吸収スペクトルを測定した。結果を図2に示す。
導体材料(1)(ドープ膜厚み:64.3nm)の電気伝導度(S)及び導電率(S/cm)を、Keiythley社製「Keiythley 2612B SouseMeter」を用いて、下記条件にて測定した。
測定条件
掃引電圧:-0.1~0.1V(0.01V/step)
配線幅(W):612μm
チャネル長(L):500、200、または100μm
導体材料(1)について、調製直後(保存期間0日)と、室温(25℃)の条件下にて14日間、28日間、42日間、又は56日間保存した後の導電率を、(導電率評価)と同様の方法で測定した。結果を下記表3に示す。
[1] 窒素アニオン、ホウ素アニオン、リンアニオン、及びアンチモンアニオンから選択されるアニオンと、対カチオンとを含むドーパントが、ヘテロ原子を含む電子供与性基を側鎖に有する共役系高分子化合物にドープした構成を有する導体材料。
[2] アニオンが、式(1)で表されるアニオンである、[1]に記載の導体材料。
[3] アニオンが、式(1a)で表されるアニオンである、[1]に記載の導体材料。
[4] 対カチオンが式(3)で表されるラジカルカチオンである、[1]~[3]の何れか1つに記載の導体材料。
[5] 前記共役系高分子化合物が、ヘテロ原子を含む電子供与性基を側鎖に有するπ共役系高分子化合物である、[1]~[4]の何れか1つに記載の導体材料。
[6] 前記共役系高分子化合物が複素環式共役系高分子化合物である、[1]~[4]の何れか1つに記載の導体材料。
[7] 前記共役系高分子化合物が、ヘテロ原子として窒素原子又は硫黄原子を含む複素環式共役系高分子化合物である、[1]~[4]の何れか1つに記載の導体材料。
[8] 前記共役系高分子化合物が、チオフェン環構造を含む共役系高分子化合物である、[1]~[4]の何れか1つに記載の導体材料。
[9] 前記共役系高分子化合物が、式(2)で表される繰り返し単位を有する高分子化合物である、[1]~[4]の何れか1つに記載の導体材料。
[10] 前記共役系高分子化合物が、式(2a)で表される繰り返し単位を有する高分子化合物又は式(2b)で表される繰り返し単位を有する高分子化合物である、[1]~[4]の何れか1つに記載の導体材料。
[11] ヘテロ原子を含む電子供与性基が式(d)で表される基である、[1]~[10]の何れか1つに記載の導体材料。
[12] 前記共役系高分子化合物が、式(2)で表される繰り返し単位を有する高分子化合物であり、ヘテロ原子を含む電子供与性基の含有割合が、前記式(2)で表される繰り返し単位あたり1~4個である、[1]~[11]の何れか1つに記載の導体材料。
[13] p型導体材料である、[1]~[12]の何れか1つに記載の導体材料。
[14] 下記測定条件下での導電率が250S/cm以上である、[1]~[13]の何れか1つに記載の導体材料。
<測定条件>
導体材料の膜厚み:64.3nm
掃引電圧:-0.1~0.1V(0.01V/step)
配線幅:612μm
チャネル長:500μm
[15] 25℃で14日間保存した時の導電率の低下率が5%以下である、[1]~[14]の何れか1つに記載の導体材料。
[16] 25℃で56日間保存した時の導電率の低下率が20%以下である、[1]~[15]の何れか1つに記載の導体材料。
[17] ヘテロ原子を含む電子供与性基を側鎖に有する共役系高分子化合物に、窒素アニオン、ホウ素アニオン、リンアニオン、及びアンチモンアニオンから選択されるアニオンと対カチオンとを含むドーパントをドープして、[1]~[16]の何れか1つに記載の導体材料を得る、導体材料の製造方法。
[18] アニオンが式(1)で表されるアニオンである、[17]に記載の導体材料の製造方法。
[19] アニオンが式(1a)で表されるアニオンである、[17]に記載の導体材料の製造方法。
[20] 前記共役系高分子化合物が、ヘテロ原子を含む電子供与性基を側鎖に有するπ共役系高分子化合物である、[17]~[19]の何れか1つに記載の導体材料の製造方法。
[21] 前記共役系高分子化合物が複素環式共役系高分子化合物である、[17]~[19]の何れか1つに記載の導体材料の製造方法。
[22] 前記共役系高分子化合物が、ヘテロ原子として窒素原子又は硫黄原子を含む複素環式共役系高分子化合物である、[17]~[19]の何れか1つに記載の導体材料の製造方法。
[23] 前記共役系高分子化合物が、チオフェン環構造を含む共役系高分子化合物である、[17]~[19]の何れか1つに記載の導体材料の製造方法。
[24] 共役系高分子化合物が式(2)で表される繰り返し単位を有する高分子化合物である、[17]~[19]の何れか1つに記載の導体材料の製造方法。
[25] 前記共役系高分子化合物が、式(2a)で表される繰り返し単位を有する高分子化合物又は式(2b)で表される繰り返し単位を有する高分子化合物である、[17]~[19]の何れか1つに記載の導体材料の製造方法。
[26] ヘテロ原子を含む電子供与性基が式(d)で表される基である、[17]~[25]の何れか1つに記載の導体材料の製造方法。
[27] ドーパントに含まれる対カチオンが、式(3)で表されるラジカルカチオンである、[17]~[26]の何れか1つに記載の導体材料の製造方法。
[28] [1]~[16]の何れか1つに記載の導体材料を備えた、電子デバイス。
Claims (12)
- 窒素アニオン、ホウ素アニオン、リンアニオン、及びアンチモンアニオンから選択されるアニオンと、対カチオンとを含むドーパントが、ヘテロ原子を含む電子供与性基を側鎖に有する共役系高分子化合物にドープした構成を有する導体材料。
- ヘテロ原子を含む電子供与性基を側鎖に有する共役系高分子化合物に、窒素アニオン、ホウ素アニオン、リンアニオン、及びアンチモンアニオンから選択されるアニオンと対カチオンとを含むドーパントをドープして、請求項1~5の何れか1項に記載の導体材料を得る、導体材料の製造方法。
- ドーパントに含まれる対カチオンが、下記式(3)で表されるラジカルカチオンである、請求項6~10の何れか1項に記載の導体材料の製造方法。
- 請求項1~5の何れか1項に記載の導体材料を備えた、電子デバイス。
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JPWO2021221039A1 (ja) | 2021-11-04 |
US20230170107A1 (en) | 2023-06-01 |
US12073957B2 (en) | 2024-08-27 |
EP4144802A4 (en) | 2024-07-10 |
KR20230005917A (ko) | 2023-01-10 |
EP4144802A1 (en) | 2023-03-08 |
CN115461415A (zh) | 2022-12-09 |
CN115461415B (zh) | 2023-11-14 |
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