JP6726633B2 - プロトン伝導体および燃料電池 - Google Patents
プロトン伝導体および燃料電池 Download PDFInfo
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- JP6726633B2 JP6726633B2 JP2017039623A JP2017039623A JP6726633B2 JP 6726633 B2 JP6726633 B2 JP 6726633B2 JP 2017039623 A JP2017039623 A JP 2017039623A JP 2017039623 A JP2017039623 A JP 2017039623A JP 6726633 B2 JP6726633 B2 JP 6726633B2
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- phosphoric acid
- proton conductor
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- metal ion
- coordination polymer
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- 239000004020 conductor Substances 0.000 title claims description 66
- 239000000446 fuel Substances 0.000 title claims description 14
- NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 claims description 140
- 229910000147 aluminium phosphate Inorganic materials 0.000 claims description 70
- 229910021645 metal ion Inorganic materials 0.000 claims description 40
- 239000013256 coordination polymer Substances 0.000 claims description 30
- 229920001795 coordination polymer Polymers 0.000 claims description 30
- 239000003446 ligand Substances 0.000 claims description 21
- 239000007787 solid Substances 0.000 claims description 14
- 239000003792 electrolyte Substances 0.000 claims description 8
- 239000012528 membrane Substances 0.000 claims description 8
- 229910052751 metal Inorganic materials 0.000 claims description 5
- 239000002184 metal Substances 0.000 claims description 5
- 239000013178 MIL-101(Cr) Substances 0.000 claims 1
- 235000011007 phosphoric acid Nutrition 0.000 description 69
- KKEYFWRCBNTPAC-UHFFFAOYSA-N Terephthalic acid Chemical compound OC(=O)C1=CC=C(C(O)=O)C=C1 KKEYFWRCBNTPAC-UHFFFAOYSA-N 0.000 description 34
- 239000011651 chromium Substances 0.000 description 34
- 230000000052 comparative effect Effects 0.000 description 21
- 239000013206 MIL-53 Substances 0.000 description 10
- 239000001257 hydrogen Substances 0.000 description 10
- 229910052739 hydrogen Inorganic materials 0.000 description 10
- QMKYBPDZANOJGF-UHFFFAOYSA-N benzene-1,3,5-tricarboxylic acid Chemical compound OC(=O)C1=CC(C(O)=O)=CC(C(O)=O)=C1 QMKYBPDZANOJGF-UHFFFAOYSA-N 0.000 description 8
- 239000003054 catalyst Substances 0.000 description 7
- 238000001027 hydrothermal synthesis Methods 0.000 description 7
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 6
- ZMXDDKWLCZADIW-UHFFFAOYSA-N N,N-Dimethylformamide Chemical compound CN(C)C=O ZMXDDKWLCZADIW-UHFFFAOYSA-N 0.000 description 6
- XEEYBQQBJWHFJM-UHFFFAOYSA-N iron Substances [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 6
- 239000000047 product Substances 0.000 description 6
- 238000001228 spectrum Methods 0.000 description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 6
- 230000015572 biosynthetic process Effects 0.000 description 5
- 239000010416 ion conductor Substances 0.000 description 5
- 150000002500 ions Chemical class 0.000 description 5
- 239000013144 Fe-MIL-100 Substances 0.000 description 4
- KRHYYFGTRYWZRS-UHFFFAOYSA-N Fluorane Chemical compound F KRHYYFGTRYWZRS-UHFFFAOYSA-N 0.000 description 4
- 238000004566 IR spectroscopy Methods 0.000 description 4
- 125000003178 carboxy group Chemical group [H]OC(*)=O 0.000 description 4
- GVHCUJZTWMCYJM-UHFFFAOYSA-N chromium(3+);trinitrate;nonahydrate Chemical compound O.O.O.O.O.O.O.O.O.[Cr+3].[O-][N+]([O-])=O.[O-][N+]([O-])=O.[O-][N+]([O-])=O GVHCUJZTWMCYJM-UHFFFAOYSA-N 0.000 description 4
- 239000004570 mortar (masonry) Substances 0.000 description 4
- 150000003016 phosphoric acids Chemical class 0.000 description 4
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 description 4
- 239000000843 powder Substances 0.000 description 4
- 239000002904 solvent Substances 0.000 description 4
- 239000000126 substance Substances 0.000 description 4
- 238000003786 synthesis reaction Methods 0.000 description 4
- 238000001291 vacuum drying Methods 0.000 description 4
- MUBZPKHOEPUJKR-UHFFFAOYSA-N Oxalic acid Chemical compound OC(=O)C(O)=O MUBZPKHOEPUJKR-UHFFFAOYSA-N 0.000 description 3
- 238000000333 X-ray scattering Methods 0.000 description 3
- 238000004458 analytical method Methods 0.000 description 3
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 3
- 238000009792 diffusion process Methods 0.000 description 3
- 230000003993 interaction Effects 0.000 description 3
- 239000011159 matrix material Substances 0.000 description 3
- 239000000203 mixture Substances 0.000 description 3
- 239000001301 oxygen Substances 0.000 description 3
- 229910052760 oxygen Inorganic materials 0.000 description 3
- 239000011148 porous material Substances 0.000 description 3
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 2
- VZCYOOQTPOCHFL-OWOJBTEDSA-N Fumaric acid Chemical compound OC(=O)\C=C\C(O)=O VZCYOOQTPOCHFL-OWOJBTEDSA-N 0.000 description 2
- 238000001069 Raman spectroscopy Methods 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 2
- 229910052799 carbon Inorganic materials 0.000 description 2
- 229910052804 chromium Inorganic materials 0.000 description 2
- 238000003487 electrochemical reaction Methods 0.000 description 2
- 238000010828 elution Methods 0.000 description 2
- -1 for example Substances 0.000 description 2
- 229910052742 iron Inorganic materials 0.000 description 2
- 229910052697 platinum Inorganic materials 0.000 description 2
- CYIDZMCFTVVTJO-UHFFFAOYSA-N pyromellitic acid Chemical compound OC(=O)C1=CC(C(O)=O)=C(C(O)=O)C=C1C(O)=O CYIDZMCFTVVTJO-UHFFFAOYSA-N 0.000 description 2
- 125000003277 amino group Chemical group 0.000 description 1
- YTIVTFGABIZHHX-UHFFFAOYSA-N butynedioic acid Chemical compound OC(=O)C#CC(O)=O YTIVTFGABIZHHX-UHFFFAOYSA-N 0.000 description 1
- 238000006555 catalytic reaction Methods 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005315 distribution function Methods 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 239000002737 fuel gas Substances 0.000 description 1
- 239000001530 fumaric acid Substances 0.000 description 1
- 125000000524 functional group Chemical group 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000002329 infrared spectrum Methods 0.000 description 1
- NQXWGWZJXJUMQB-UHFFFAOYSA-K iron trichloride hexahydrate Chemical compound O.O.O.O.O.O.[Cl-].Cl[Fe+]Cl NQXWGWZJXJUMQB-UHFFFAOYSA-K 0.000 description 1
- 229910052748 manganese Inorganic materials 0.000 description 1
- 239000011572 manganese Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 229910001463 metal phosphate Inorganic materials 0.000 description 1
- 239000012621 metal-organic framework Substances 0.000 description 1
- ABMFBCRYHDZLRD-UHFFFAOYSA-N naphthalene-1,4-dicarboxylic acid Chemical compound C1=CC=C2C(C(=O)O)=CC=C(C(O)=O)C2=C1 ABMFBCRYHDZLRD-UHFFFAOYSA-N 0.000 description 1
- RXOHFPCZGPKIRD-UHFFFAOYSA-N naphthalene-2,6-dicarboxylic acid Chemical compound C1=C(C(O)=O)C=CC2=CC(C(=O)O)=CC=C21 RXOHFPCZGPKIRD-UHFFFAOYSA-N 0.000 description 1
- 229910052759 nickel Inorganic materials 0.000 description 1
- 150000002894 organic compounds Chemical class 0.000 description 1
- 235000006408 oxalic acid Nutrition 0.000 description 1
- 239000007800 oxidant agent Substances 0.000 description 1
- 230000001590 oxidative effect Effects 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
- 239000005365 phosphate glass Substances 0.000 description 1
- ABLZXFCXXLZCGV-UHFFFAOYSA-N phosphonic acid group Chemical group P(O)(O)=O ABLZXFCXXLZCGV-UHFFFAOYSA-N 0.000 description 1
- 239000005360 phosphosilicate glass Substances 0.000 description 1
- 239000005518 polymer electrolyte Substances 0.000 description 1
- 239000012495 reaction gas Substances 0.000 description 1
- 239000012265 solid product Substances 0.000 description 1
- 125000001174 sulfone group Chemical group 0.000 description 1
- VZCYOOQTPOCHFL-UHFFFAOYSA-N trans-butenedioic acid Natural products OC(=O)C=CC(O)=O VZCYOOQTPOCHFL-UHFFFAOYSA-N 0.000 description 1
- 230000001131 transforming effect Effects 0.000 description 1
- 229910052723 transition metal Inorganic materials 0.000 description 1
- 150000003624 transition metals Chemical class 0.000 description 1
- 229910052720 vanadium Inorganic materials 0.000 description 1
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- H01M8/00—Fuel cells; Manufacture thereof
- H01M8/10—Fuel cells with solid electrolytes
- H01M8/1016—Fuel cells with solid electrolytes characterised by the electrolyte material
- H01M8/1018—Polymeric electrolyte materials
- H01M8/1041—Polymer electrolyte composites, mixtures or blends
-
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- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B1/00—Conductors or conductive bodies characterised by the conductive materials; Selection of materials as conductors
- H01B1/06—Conductors or conductive bodies characterised by the conductive materials; Selection of materials as conductors mainly consisting of other non-metallic substances
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- H01B1/00—Conductors or conductive bodies characterised by the conductive materials; Selection of materials as conductors
- H01B1/06—Conductors or conductive bodies characterised by the conductive materials; Selection of materials as conductors mainly consisting of other non-metallic substances
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- H—ELECTRICITY
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- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B1/00—Conductors or conductive bodies characterised by the conductive materials; Selection of materials as conductors
- H01B1/06—Conductors or conductive bodies characterised by the conductive materials; Selection of materials as conductors mainly consisting of other non-metallic substances
- H01B1/12—Conductors or conductive bodies characterised by the conductive materials; Selection of materials as conductors mainly consisting of other non-metallic substances organic substances
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- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/05—Accumulators with non-aqueous electrolyte
- H01M10/056—Accumulators with non-aqueous electrolyte characterised by the materials used as electrolytes, e.g. mixed inorganic/organic electrolytes
- H01M10/0564—Accumulators with non-aqueous electrolyte characterised by the materials used as electrolytes, e.g. mixed inorganic/organic electrolytes the electrolyte being constituted of organic materials only
- H01M10/0565—Polymeric materials, e.g. gel-type or solid-type
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- H01M8/10—Fuel cells with solid electrolytes
- H01M8/1016—Fuel cells with solid electrolytes characterised by the electrolyte material
- H01M8/1018—Polymeric electrolyte materials
- H01M8/102—Polymeric electrolyte materials characterised by the chemical structure of the main chain of the ion-conducting polymer
- H01M8/103—Polymeric electrolyte materials characterised by the chemical structure of the main chain of the ion-conducting polymer having nitrogen, e.g. sulfonated polybenzimidazoles [S-PBI], polybenzimidazoles with phosphoric acid, sulfonated polyamides [S-PA] or sulfonated polyphosphazenes [S-PPh]
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Description
(カソード極側) 2H++1/2O2+2e-→H2O
この際、アノード極120では、水素が触媒反応によって、電子(e-)とプロトン(H+)に電離され、プロトン(H+)は電解質膜130を移動する。一方、カソード極110では、アノード極120側から移動してきたプロトン(H+)、外部から流通してきた電子、および空気中の酸素(O2)が反応して、水が生成される。
次に、本発明の第1実施例について説明する。本第1実施例のイオン伝導体は、金属イオンとしてCrイオンを用い、配位子としてテレフタル酸を用いている。
次に、本発明の第2、第3実施例について説明する。本第2、第3実施例のイオン伝導体は、金属イオンとしてCrイオンを用い、配位子としてテレフタル酸を用いている。
次に、本発明の第4実施例について説明する。本第4実施例のイオン伝導体は、金属イオンとしてFeイオンを用い、配位子としてトリメシン酸を用いている。
次に、第1〜4比較例について説明する。本第1〜第4比較例のイオン伝導体は、金属イオンとしてCrイオンを用い、配位子としてテレフタル酸を用いている。本第1〜第4比較例は、上記第2、第3実施例に対して、Cr−MIL−53に加えるリン酸の量が異なっている。
次に、第5比較例について説明する。本第5実施例のイオン伝導体は、金属イオンとしてCrイオンを用い、配位子としてテレフタル酸を用いている。本第5比較例は、配位高分子の形成とリン酸の導入を同時に行うように試みた例である。
次に、各実施例および各比較例で生成したプロトン伝導体のイオン伝導率を図7を用いて説明する。イオン伝導率の測定は、固形物が得られた第1〜第4実施例、第1〜第3比較例に対して行った。
本発明は上述の実施形態に限定されることなく、本発明の趣旨を逸脱しない範囲内で、以下のように種々変形可能である。また、上記各実施形態に開示された手段は、実施可能な範囲で適宜組み合わせてもよい。
130 電解質膜
Claims (2)
- 金属イオンと配位子が配位結合で連続的につながった配位高分子と、リン酸との複合体であり、
前記リン酸は、前記金属イオンと配位結合しているリン酸と、前記金属イオンと配位結合していないリン酸とを含んでおり、
前記金属イオンを構成する金属はCrであり、
前記配位高分子はCr−MIL−101であり、
前記複合体は、前記金属イオンに対して5等量のリン酸を含んでおり、
固形物であるプロトン伝導体。 - 請求項1に記載のプロトン伝導体を電解質膜(130)として備える燃料電池。
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2017039623A JP6726633B2 (ja) | 2017-03-02 | 2017-03-02 | プロトン伝導体および燃料電池 |
PCT/JP2018/005443 WO2018159324A1 (ja) | 2017-03-02 | 2018-02-16 | プロトン伝導体および燃料電池 |
US16/545,302 US11038187B2 (en) | 2017-03-02 | 2019-08-20 | Proton conductor and fuel cell |
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JP2017039623A JP6726633B2 (ja) | 2017-03-02 | 2017-03-02 | プロトン伝導体および燃料電池 |
Publications (2)
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JP2018147628A JP2018147628A (ja) | 2018-09-20 |
JP6726633B2 true JP6726633B2 (ja) | 2020-07-22 |
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US (1) | US11038187B2 (ja) |
JP (1) | JP6726633B2 (ja) |
WO (1) | WO2018159324A1 (ja) |
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US6124060A (en) | 1998-05-20 | 2000-09-26 | Honda Giken Kogyo Kabushiki Kaisha | Solid polymer electrolytes |
JP4474713B2 (ja) | 2000-02-02 | 2010-06-09 | 株式会社豊田中央研究所 | 高温プロトン伝導性電解質膜 |
JP3687038B2 (ja) * | 2002-01-16 | 2005-08-24 | 財団法人名古屋産業科学研究所 | プロトン伝導ゲル、プロトン伝導体及びこれらの製造方法 |
DE10209419A1 (de) * | 2002-03-05 | 2003-09-25 | Celanese Ventures Gmbh | Verfahren zur Herstellung einer Polymerelektrolytmembran und deren Anwendung in Brennstoffzellen |
JP3851200B2 (ja) | 2002-03-25 | 2006-11-29 | 独立行政法人科学技術振興機構 | プロトン伝導性膜およびその製造方法 |
JP3939212B2 (ja) | 2002-07-17 | 2007-07-04 | テイカ株式会社 | プロトン伝導性組成物 |
JP3867029B2 (ja) * | 2002-08-20 | 2007-01-10 | Jsr株式会社 | プロトン伝導膜の製造方法 |
EP1465277A1 (en) * | 2003-03-19 | 2004-10-06 | HONDA MOTOR CO., Ltd. | Solid polymer electrolyte and protonconducting membrane |
JP4642342B2 (ja) * | 2003-11-28 | 2011-03-02 | 三星エスディアイ株式会社 | プロトン伝導体および燃料電池 |
US7435496B2 (en) * | 2005-01-12 | 2008-10-14 | Toyota Motor Engineering & Manufacturing North America, Inc. | Anhydrous proton conductor based on heterocycle attached to a polymer backbone |
EP1683759B1 (en) * | 2005-01-21 | 2010-05-19 | Samsung SDI Co., Ltd. | Carbon-metal composite material and process of preparing the same |
WO2007010731A1 (ja) * | 2005-07-15 | 2007-01-25 | Jsr Corporation | 含窒素芳香族化合物およびその製造方法、重合体およびプロトン伝導膜 |
US7858550B2 (en) * | 2006-08-25 | 2010-12-28 | Dressick Walter J | Method of making a nanostructured electrode |
US7897691B2 (en) * | 2008-05-09 | 2011-03-01 | Gm Global Technology Operations, Inc. | Proton exchange membranes for fuel cell applications |
US7897693B2 (en) * | 2008-05-09 | 2011-03-01 | Gm Global Technology Operations, Inc. | Proton conductive polymer electrolytes and fuel cells |
JP2012054081A (ja) * | 2010-09-01 | 2012-03-15 | Nippon Soken Inc | プロトン導電体、及びその製造方法、並びに炭素量検出センサ |
JP6139177B2 (ja) * | 2012-04-16 | 2017-05-31 | 株式会社デンソー | プロトン伝導体、プロトン伝導体の製造方法、及び燃料電池 |
JP6618242B2 (ja) * | 2014-06-13 | 2019-12-11 | 株式会社デンソー | 伝導膜及び燃料電池 |
JP6674204B2 (ja) * | 2015-07-30 | 2020-04-01 | 株式会社デンソー | プロトン伝導体、プロトン伝導体の製造方法、及び燃料電池 |
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