JP5570878B2 - 固体高分子形燃料電池用の触媒層および触媒ペースト - Google Patents
固体高分子形燃料電池用の触媒層および触媒ペースト Download PDFInfo
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- JP5570878B2 JP5570878B2 JP2010130491A JP2010130491A JP5570878B2 JP 5570878 B2 JP5570878 B2 JP 5570878B2 JP 2010130491 A JP2010130491 A JP 2010130491A JP 2010130491 A JP2010130491 A JP 2010130491A JP 5570878 B2 JP5570878 B2 JP 5570878B2
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- 239000003054 catalyst Substances 0.000 title claims description 139
- 239000005518 polymer electrolyte Substances 0.000 title claims description 29
- 239000000446 fuel Substances 0.000 title claims description 28
- JATIWUIBMLRVBG-UHFFFAOYSA-J hydrogen phosphate;2-phosphonatobenzenesulfonic acid;zirconium(4+) Chemical compound [Zr+4].OP([O-])([O-])=O.OS(=O)(=O)C1=CC=CC=C1P([O-])([O-])=O JATIWUIBMLRVBG-UHFFFAOYSA-J 0.000 claims description 114
- 239000007787 solid Substances 0.000 claims description 22
- 239000004020 conductor Substances 0.000 claims description 17
- 239000010419 fine particle Substances 0.000 claims description 9
- 239000002612 dispersion medium Substances 0.000 claims description 7
- 239000002245 particle Substances 0.000 claims description 7
- 229920000642 polymer Polymers 0.000 claims description 7
- 229910052760 oxygen Inorganic materials 0.000 claims description 2
- 239000010410 layer Substances 0.000 description 96
- 238000012360 testing method Methods 0.000 description 70
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 description 53
- 238000000034 method Methods 0.000 description 37
- 238000010248 power generation Methods 0.000 description 36
- 230000008569 process Effects 0.000 description 31
- 229910000166 zirconium phosphate Inorganic materials 0.000 description 28
- LEHFSLREWWMLPU-UHFFFAOYSA-B zirconium(4+);tetraphosphate Chemical compound [Zr+4].[Zr+4].[Zr+4].[O-]P([O-])([O-])=O.[O-]P([O-])([O-])=O.[O-]P([O-])([O-])=O.[O-]P([O-])([O-])=O LEHFSLREWWMLPU-UHFFFAOYSA-B 0.000 description 27
- 239000007789 gas Substances 0.000 description 24
- 239000012528 membrane Substances 0.000 description 18
- 229910052697 platinum Inorganic materials 0.000 description 18
- 238000002156 mixing Methods 0.000 description 17
- 238000009792 diffusion process Methods 0.000 description 16
- 239000011347 resin Substances 0.000 description 16
- 229920005989 resin Polymers 0.000 description 16
- 239000000463 material Substances 0.000 description 15
- 239000002994 raw material Substances 0.000 description 15
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 15
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 12
- 238000010586 diagram Methods 0.000 description 12
- 239000003792 electrolyte Substances 0.000 description 11
- 238000004519 manufacturing process Methods 0.000 description 11
- 238000005259 measurement Methods 0.000 description 11
- NBIIXXVUZAFLBC-UHFFFAOYSA-N phosphoric acid Substances OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 description 11
- 229910052799 carbon Inorganic materials 0.000 description 10
- 239000000725 suspension Substances 0.000 description 10
- 238000002484 cyclic voltammetry Methods 0.000 description 9
- 229920000620 organic polymer Polymers 0.000 description 9
- 239000002861 polymer material Substances 0.000 description 9
- 238000003756 stirring Methods 0.000 description 9
- 238000011156 evaluation Methods 0.000 description 8
- 229920000557 Nafion® Polymers 0.000 description 7
- 229910052739 hydrogen Inorganic materials 0.000 description 7
- 239000001257 hydrogen Substances 0.000 description 7
- 239000002609 medium Substances 0.000 description 7
- 239000008213 purified water Substances 0.000 description 7
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 6
- KFZMGEQAYNKOFK-UHFFFAOYSA-N Isopropanol Chemical compound CC(C)O KFZMGEQAYNKOFK-UHFFFAOYSA-N 0.000 description 6
- 229910000147 aluminium phosphate Inorganic materials 0.000 description 6
- 239000011259 mixed solution Substances 0.000 description 6
- AKEJUJNQAAGONA-UHFFFAOYSA-N sulfur trioxide Chemical compound O=S(=O)=O AKEJUJNQAAGONA-UHFFFAOYSA-N 0.000 description 6
- UQSQSQZYBQSBJZ-UHFFFAOYSA-N fluorosulfonic acid Chemical group OS(F)(=O)=O UQSQSQZYBQSBJZ-UHFFFAOYSA-N 0.000 description 5
- 238000002360 preparation method Methods 0.000 description 5
- 239000007864 aqueous solution Substances 0.000 description 4
- 239000000203 mixture Substances 0.000 description 4
- 238000010992 reflux Methods 0.000 description 4
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 3
- QLZHNIAADXEJJP-UHFFFAOYSA-N Phenylphosphonic acid Chemical compound OP(O)(=O)C1=CC=CC=C1 QLZHNIAADXEJJP-UHFFFAOYSA-N 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 3
- 239000011248 coating agent Substances 0.000 description 3
- 238000000576 coating method Methods 0.000 description 3
- 150000001875 compounds Chemical class 0.000 description 3
- 239000000470 constituent Substances 0.000 description 3
- 238000003795 desorption Methods 0.000 description 3
- -1 hydrogen ions Chemical class 0.000 description 3
- 229910000510 noble metal Inorganic materials 0.000 description 3
- 239000000843 powder Substances 0.000 description 3
- 238000003786 synthesis reaction Methods 0.000 description 3
- DUNKXUFBGCUVQW-UHFFFAOYSA-J zirconium tetrachloride Chemical compound Cl[Zr](Cl)(Cl)Cl DUNKXUFBGCUVQW-UHFFFAOYSA-J 0.000 description 3
- 229920000049 Carbon (fiber) Polymers 0.000 description 2
- 206010016807 Fluid retention Diseases 0.000 description 2
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 2
- 239000004917 carbon fiber Substances 0.000 description 2
- 229920001940 conductive polymer Polymers 0.000 description 2
- 230000006866 deterioration Effects 0.000 description 2
- 238000001035 drying Methods 0.000 description 2
- 239000002737 fuel gas Substances 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 229920000554 ionomer Polymers 0.000 description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- 230000001590 oxidative effect Effects 0.000 description 2
- 239000008188 pellet Substances 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 239000002904 solvent Substances 0.000 description 2
- 239000000758 substrate Substances 0.000 description 2
- 229910052717 sulfur Inorganic materials 0.000 description 2
- 239000011593 sulfur Substances 0.000 description 2
- WAMASDBTMLTKFM-UHFFFAOYSA-N 2-phosphonobenzenesulfonic acid Chemical compound OP(O)(=O)C1=CC=CC=C1S(O)(=O)=O WAMASDBTMLTKFM-UHFFFAOYSA-N 0.000 description 1
- BZVDSMZYWHDMOQ-UHFFFAOYSA-N 4-bis(4-sulfophenoxy)phosphoryloxybenzenesulfonic acid Chemical compound C1=CC(S(=O)(=O)O)=CC=C1OP(=O)(OC=1C=CC(=CC=1)S(O)(=O)=O)OC1=CC=C(S(O)(=O)=O)C=C1 BZVDSMZYWHDMOQ-UHFFFAOYSA-N 0.000 description 1
- LSNNMFCWUKXFEE-UHFFFAOYSA-M Bisulfite Chemical compound OS([O-])=O LSNNMFCWUKXFEE-UHFFFAOYSA-M 0.000 description 1
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 description 1
- QCWXUUIWCKQGHC-UHFFFAOYSA-N Zirconium Chemical compound [Zr] QCWXUUIWCKQGHC-UHFFFAOYSA-N 0.000 description 1
- ZJDGKLAPAYNDQU-UHFFFAOYSA-J [Zr+4].[O-]P([O-])=O.[O-]P([O-])=O Chemical compound [Zr+4].[O-]P([O-])=O.[O-]P([O-])=O ZJDGKLAPAYNDQU-UHFFFAOYSA-J 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 238000009835 boiling Methods 0.000 description 1
- 239000006229 carbon black Substances 0.000 description 1
- 238000005119 centrifugation Methods 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- VPCDHAPSEZNONV-UHFFFAOYSA-J dioxido-oxo-phenyl-$l^{5}-phosphane;zirconium(4+) Chemical compound [Zr+4].[O-]P([O-])(=O)C1=CC=CC=C1.[O-]P([O-])(=O)C1=CC=CC=C1 VPCDHAPSEZNONV-UHFFFAOYSA-J 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000284 extract Substances 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 238000007731 hot pressing Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000011229 interlayer Substances 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- 238000007561 laser diffraction method Methods 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910044991 metal oxide Inorganic materials 0.000 description 1
- 150000004706 metal oxides Chemical class 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 230000035699 permeability Effects 0.000 description 1
- 231100000572 poisoning Toxicity 0.000 description 1
- 230000000607 poisoning effect Effects 0.000 description 1
- 239000002244 precipitate Substances 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000002441 reversible effect Effects 0.000 description 1
- 238000000790 scattering method Methods 0.000 description 1
- 238000007650 screen-printing Methods 0.000 description 1
- VSZWPYCFIRKVQL-UHFFFAOYSA-N selanylidenegallium;selenium Chemical compound [Se].[Se]=[Ga].[Se]=[Ga] VSZWPYCFIRKVQL-UHFFFAOYSA-N 0.000 description 1
- 229910052709 silver Inorganic materials 0.000 description 1
- 239000004332 silver Substances 0.000 description 1
- 238000004611 spectroscopical analysis Methods 0.000 description 1
- 125000000020 sulfo group Chemical group O=S(=O)([*])O[H] 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
- 229910052726 zirconium Inorganic materials 0.000 description 1
- IPCAPQRVQMIMAN-UHFFFAOYSA-L zirconyl chloride Chemical compound Cl[Zr](Cl)=O IPCAPQRVQMIMAN-UHFFFAOYSA-L 0.000 description 1
Images
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/30—Hydrogen technology
- Y02E60/50—Fuel cells
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- Fuel Cell (AREA)
- Inert Electrodes (AREA)
Description
また、前記触媒層に含まれる固形分の全体積に対する、前記リン酸スルホフェニルホスホン酸ジルコニウムの固形分の体積割合は7〜70vol%の範囲内である。すなわち、7vol%以上且つ70vol%以下の範囲内である。これにより、その体積割合がその範囲外である場合と比較して、固体高分子形燃料電池の発電性能を一層高くすることが可能である。
Zr(HPO4)2-X(O3PC6H4SO3H)X・nH2O ・・・(1)
[上記式(1)において、nは正の数,0<X≦2である。]
σ=d/(R×S) ・・・(2)
SPt=Qdes/QH ・・・(3)
白金利用率(%)=(SPt/SALL)×100 ・・・(4)
14,16:触媒層
Claims (2)
- 固体高分子形燃料電池を構成するための触媒層であって、
触媒を担持した触媒担持微粒子と、プロトン伝導性材料とを含み、
該プロトン伝導性材料は、一般式 Zr(HPO 4 ) 2-X (O 3 PC 6 H 4 SO 3 H) X ・nH 2 O で表され、且つ該一般式において nは正の数であり Xは0<X≦2であるリン酸スルホフェニルホスホン酸ジルコニウムのみから成り、
前記触媒層に含まれる固形分の全体積に対する前記リン酸スルホフェニルホスホン酸ジルコニウムの固形分の体積割合は7〜70vol%の範囲内である
ことを特徴とする固体高分子形燃料電池用の触媒層。 - 請求項1に記載の固体高分子形燃料電池用の触媒層を製造するための触媒ペーストであって、
前記リン酸スルホフェニルホスホン酸ジルコニウムと前記触媒担持微粒子と1種類以上の分散媒とを含む
ことを特徴とする触媒ペースト。
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2010130491A JP5570878B2 (ja) | 2010-06-07 | 2010-06-07 | 固体高分子形燃料電池用の触媒層および触媒ペースト |
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| Application Number | Priority Date | Filing Date | Title |
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| JP2010130491A JP5570878B2 (ja) | 2010-06-07 | 2010-06-07 | 固体高分子形燃料電池用の触媒層および触媒ペースト |
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| Publication Number | Publication Date |
|---|---|
| JP2011258357A JP2011258357A (ja) | 2011-12-22 |
| JP5570878B2 true JP5570878B2 (ja) | 2014-08-13 |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP6195120B2 (ja) * | 2014-10-28 | 2017-09-13 | トヨタ自動車株式会社 | 触媒インクの製造方法及び加工装置 |
| CN108610440A (zh) * | 2016-12-13 | 2018-10-02 | 中国石油天然气股份有限公司 | 烯烃聚合催化剂及其制备方法 |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| IT1319649B1 (it) * | 2000-11-14 | 2003-10-23 | Nuvera Fuel Cells Europ Srl | Assieme membrana-elettrodo per cella a combustibile a membranapolimerica. |
| ITPG20020015A1 (it) * | 2002-03-22 | 2003-09-22 | Giulio Alberti | Un metodo innovativo per la preparazione di membrane nanopolimeriche a conduzione protonica per usi in celle a combustibile o in reattori ca |
| JP4461088B2 (ja) * | 2005-09-29 | 2010-05-12 | 株式会社東芝 | 燃料電池用電極、膜電極複合体及び燃料電池 |
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| Publication number | Publication date |
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| JP2011258357A (ja) | 2011-12-22 |
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