JP2015525458A - 燃料電池用白金単原子層 - Google Patents
燃料電池用白金単原子層 Download PDFInfo
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- JP2015525458A JP2015525458A JP2015518473A JP2015518473A JP2015525458A JP 2015525458 A JP2015525458 A JP 2015525458A JP 2015518473 A JP2015518473 A JP 2015518473A JP 2015518473 A JP2015518473 A JP 2015518473A JP 2015525458 A JP2015525458 A JP 2015525458A
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- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 title claims abstract description 107
- 229910052697 platinum Inorganic materials 0.000 title claims abstract description 51
- 239000000446 fuel Substances 0.000 title claims abstract description 42
- 239000002356 single layer Substances 0.000 title description 16
- 239000010949 copper Substances 0.000 claims abstract description 51
- 229910052802 copper Inorganic materials 0.000 claims abstract description 47
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims abstract description 45
- 238000000034 method Methods 0.000 claims abstract description 31
- 238000000576 coating method Methods 0.000 claims abstract description 6
- 239000011248 coating agent Substances 0.000 claims abstract description 5
- 238000009792 diffusion process Methods 0.000 claims description 26
- 239000003054 catalyst Substances 0.000 claims description 25
- 239000011162 core material Substances 0.000 claims description 23
- 239000012528 membrane Substances 0.000 claims description 15
- KDLHZDBZIXYQEI-UHFFFAOYSA-N Palladium Chemical compound [Pd] KDLHZDBZIXYQEI-UHFFFAOYSA-N 0.000 claims description 10
- 239000000758 substrate Substances 0.000 claims description 9
- 238000000151 deposition Methods 0.000 claims description 6
- 229910052763 palladium Inorganic materials 0.000 claims description 5
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 claims description 4
- 229910052737 gold Inorganic materials 0.000 claims description 4
- 239000010931 gold Substances 0.000 claims description 4
- 229910045601 alloy Inorganic materials 0.000 claims description 3
- 239000000956 alloy Substances 0.000 claims description 3
- 229920000554 ionomer Polymers 0.000 claims description 3
- 239000005518 polymer electrolyte Substances 0.000 claims description 3
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical group [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims 2
- KJTLSVCANCCWHF-UHFFFAOYSA-N Ruthenium Chemical compound [Ru] KJTLSVCANCCWHF-UHFFFAOYSA-N 0.000 claims 2
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 claims 2
- 229910052799 carbon Inorganic materials 0.000 claims 2
- 229910052741 iridium Inorganic materials 0.000 claims 2
- GKOZUEZYRPOHIO-UHFFFAOYSA-N iridium atom Chemical compound [Ir] GKOZUEZYRPOHIO-UHFFFAOYSA-N 0.000 claims 2
- 229910052762 osmium Inorganic materials 0.000 claims 2
- SYQBFIAQOQZEGI-UHFFFAOYSA-N osmium atom Chemical compound [Os] SYQBFIAQOQZEGI-UHFFFAOYSA-N 0.000 claims 2
- 229910052702 rhenium Inorganic materials 0.000 claims 2
- WUAPFZMCVAUBPE-UHFFFAOYSA-N rhenium atom Chemical compound [Re] WUAPFZMCVAUBPE-UHFFFAOYSA-N 0.000 claims 2
- 229910052703 rhodium Inorganic materials 0.000 claims 2
- 239000010948 rhodium Substances 0.000 claims 2
- MHOVAHRLVXNVSD-UHFFFAOYSA-N rhodium atom Chemical compound [Rh] MHOVAHRLVXNVSD-UHFFFAOYSA-N 0.000 claims 2
- 229910052707 ruthenium Inorganic materials 0.000 claims 2
- 229910052709 silver Inorganic materials 0.000 claims 2
- 239000004332 silver Substances 0.000 claims 2
- 230000002209 hydrophobic effect Effects 0.000 claims 1
- 239000007788 liquid Substances 0.000 abstract description 3
- 230000015572 biosynthetic process Effects 0.000 abstract description 2
- 239000010410 layer Substances 0.000 description 61
- 239000007789 gas Substances 0.000 description 22
- 239000007800 oxidant agent Substances 0.000 description 5
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 4
- 230000008021 deposition Effects 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- 230000001590 oxidative effect Effects 0.000 description 4
- 229920006362 Teflon® Polymers 0.000 description 3
- KRKNYBCHXYNGOX-UHFFFAOYSA-N citric acid Chemical compound OC(=O)CC(O)(C(O)=O)CC(O)=O KRKNYBCHXYNGOX-UHFFFAOYSA-N 0.000 description 3
- 229910052751 metal Inorganic materials 0.000 description 3
- 239000002184 metal Substances 0.000 description 3
- 238000004758 underpotential deposition Methods 0.000 description 3
- 229920000049 Carbon (fiber) Polymers 0.000 description 2
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 2
- 239000004809 Teflon Substances 0.000 description 2
- 238000000429 assembly Methods 0.000 description 2
- 230000000712 assembly Effects 0.000 description 2
- 239000006229 carbon black Substances 0.000 description 2
- 239000004917 carbon fiber Substances 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- -1 copper cations Chemical class 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000001257 hydrogen Substances 0.000 description 2
- 229910052739 hydrogen Inorganic materials 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 229910001020 Au alloy Inorganic materials 0.000 description 1
- 229920000557 Nafion® Polymers 0.000 description 1
- 229910001252 Pd alloy Inorganic materials 0.000 description 1
- 229910001260 Pt alloy Inorganic materials 0.000 description 1
- 229910000929 Ru alloy Inorganic materials 0.000 description 1
- LSNNMFCWUKXFEE-UHFFFAOYSA-N Sulfurous acid Chemical compound OS(O)=O LSNNMFCWUKXFEE-UHFFFAOYSA-N 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 239000011230 binding agent Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 239000003353 gold alloy Substances 0.000 description 1
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical group C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000011943 nanocatalyst Substances 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- CFQCIHVMOFOCGH-UHFFFAOYSA-N platinum ruthenium Chemical compound [Ru].[Pt] CFQCIHVMOFOCGH-UHFFFAOYSA-N 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 239000000376 reactant Substances 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Images
Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- 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
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C18/00—Chemical coating by decomposition of either liquid compounds or solutions of the coating forming compounds, without leaving reaction products of surface material in the coating; Contact plating
- C23C18/54—Contact plating, i.e. electroless electrochemical plating
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M4/00—Electrodes
- H01M4/86—Inert electrodes with catalytic activity, e.g. for fuel cells
- H01M4/8663—Selection of inactive substances as ingredients for catalytic active masses, e.g. binders, fillers
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M4/00—Electrodes
- H01M4/86—Inert electrodes with catalytic activity, e.g. for fuel cells
- H01M4/88—Processes of manufacture
- H01M4/8803—Supports for the deposition of the catalytic active composition
- H01M4/8814—Temporary supports, e.g. decal
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M4/00—Electrodes
- H01M4/86—Inert electrodes with catalytic activity, e.g. for fuel cells
- H01M4/88—Processes of manufacture
- H01M4/8825—Methods for deposition of the catalytic active composition
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M4/00—Electrodes
- H01M4/86—Inert electrodes with catalytic activity, e.g. for fuel cells
- H01M4/88—Processes of manufacture
- H01M4/8825—Methods for deposition of the catalytic active composition
- H01M4/8842—Coating using a catalyst salt precursor in solution followed by evaporation and reduction of the precursor
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M4/00—Electrodes
- H01M4/86—Inert electrodes with catalytic activity, e.g. for fuel cells
- H01M4/90—Selection of catalytic material
- H01M4/92—Metals of platinum group
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M4/00—Electrodes
- H01M4/86—Inert electrodes with catalytic activity, e.g. for fuel cells
- H01M4/90—Selection of catalytic material
- H01M4/92—Metals of platinum group
- H01M4/925—Metals of platinum group supported on carriers, e.g. powder carriers
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M8/00—Fuel cells; Manufacture thereof
- H01M8/10—Fuel cells with solid electrolytes
- H01M2008/1095—Fuel cells with polymeric electrolytes
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- 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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- 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
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T156/00—Adhesive bonding and miscellaneous chemical manufacture
- Y10T156/10—Methods of surface bonding and/or assembly therefor
Abstract
Description
12 燃料電池
14a、14b 圧力板
16 膜
20a、20b 触媒被覆基板(CCS)
21a、21b 触媒層
22a、22b ガス拡散層
24a、24b 板
28 燃料供給
32 酸化剤供給
64 電極形成装置
70 銅溶液
74 電気化学セル
75 プレート
78 コア
82 電気化学セルアセンブリ
86 ポテンショスタット
90 カウンター電極
94 参照電極
98 銅単原子層
102 白金溶液
106 白金単原子層
110 膜
Claims (20)
- 銅単原子層の少なくとも一部を白金溶液で被覆するステップと、
前記白金溶液から白金単原子層を形成するため、前記銅単原子層を置き換えるステップと、
を含む、燃料電池の電極形成の方法。 - 前記銅単原子層は、前記置き換えるステップの間に前記白金溶液にさらされる、請求項1に記載の燃料電池の電極形成の方法。
- 膜を前記白金単原子触媒層に圧入するステップを含む、請求項1に記載の燃料電池の電極形成の方法。
- 前記膜は高分子電解質膜を備えている、請求項3に記載の燃料電池の電極形成の方法。
- 前記白金単原子層は少なくとも一原子分の厚さである、請求項1に記載の燃料電池の電極形成の方法。
- 前記銅単原子層は一原子分の厚さである、請求項1に記載の燃料電池の電極形成の方法。
- 前記置き換えるステップの前にコア材料上に前記銅単原子層を堆積するステップを含む、請求項1に記載の燃料電池の電極形成の方法。
- 前記堆積するステップの前に基板を前記コア材料で被覆するステップを含む、請求項7に記載の燃料電池の電極形成の方法。
- 前記基板はガス拡散層である、請求項8に記載の燃料電池の電極形成の方法。
- 前記ガス拡散層はカーボン紙である、請求項9に記載の燃料電池の電極形成の方法。
- 前記カーボン紙は親水性または疎水性処理されている、請求項10に記載の燃料電池の電極形成の方法。
- 前記ガス拡散層は二分子層を有している、請求項9に記載の燃料電池の電極形成の方法。
- 前記コアは、パラジウム、白金、金、ルテニウム、ロジウム、イリジウム、オスミウム、レニウム、銀、及びそれらの合金の少なくとも1つを備えている、請求項7に記載の燃料電池の電極形成の方法。
- 前記コアは、プロトン伝導アイオノマーで混合されている、請求項7に記載の燃料電池の電極形成の方法。
- 銅単原子層を置き換える際に、前記銅単原子層に対する白金溶液を保持するように構成されたセルを備えている、電極形成装置。
- 前記銅単原子層は一原子分の厚さである、請求項15に記載の電極形成装置。
- 前記銅単原子層を酸化して、白金単原子層を形成する、請求項15に記載の電極形成装置。
- 前記銅単原子層を支持するコアを含む、請求項15に記載の電極形成装置。
- 前記コアは、パラジウム、白金、金、ルテニウム、ロジウム、イリジウム、オスミウム、レニウム、銀、及びそれらの合金の少なくとも1つを備えている、請求項18に記載の電極形成装置。
- 前記コアを支持するガス拡散層を含む、請求項18に記載の電極形成装置。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US13/530,201 US9484580B2 (en) | 2012-06-22 | 2012-06-22 | Platinum monolayer for fuel cell |
US13/530,201 | 2012-06-22 | ||
PCT/US2013/046047 WO2013192056A1 (en) | 2012-06-22 | 2013-06-16 | Platinum monolayer for fuel cell |
Publications (2)
Publication Number | Publication Date |
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JP2015525458A true JP2015525458A (ja) | 2015-09-03 |
JP6298459B2 JP6298459B2 (ja) | 2018-03-20 |
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ID=49769244
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Application Number | Title | Priority Date | Filing Date |
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JP2015518473A Active JP6298459B2 (ja) | 2012-06-22 | 2013-06-16 | 燃料電池用白金単原子層 |
Country Status (6)
Country | Link |
---|---|
US (1) | US9484580B2 (ja) |
EP (1) | EP2865034B1 (ja) |
JP (1) | JP6298459B2 (ja) |
KR (1) | KR101965930B1 (ja) |
CN (1) | CN104854744B (ja) |
WO (1) | WO2013192056A1 (ja) |
Families Citing this family (4)
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JP6295323B2 (ja) * | 2013-07-19 | 2018-03-14 | アウディ アクチェンゲゼルシャフトAudi Ag | コア−シェル触媒の処理方法および処理システム |
JP6075305B2 (ja) * | 2014-02-14 | 2017-02-08 | トヨタ自動車株式会社 | コアシェル触媒粒子の製造方法 |
US11834741B2 (en) | 2016-09-08 | 2023-12-05 | The Board Of Trustees Of The Leland Stanford Junior University | Atomic layer deposition with passivation treatment |
KR20200132598A (ko) * | 2019-05-17 | 2020-11-25 | 고려대학교 세종산학협력단 | 백금 단원자 막 및 그의 제조방법 |
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2012
- 2012-06-22 US US13/530,201 patent/US9484580B2/en active Active
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2013
- 2013-06-16 KR KR1020157001323A patent/KR101965930B1/ko active IP Right Grant
- 2013-06-16 EP EP13806821.8A patent/EP2865034B1/en active Active
- 2013-06-16 CN CN201380033091.2A patent/CN104854744B/zh active Active
- 2013-06-16 WO PCT/US2013/046047 patent/WO2013192056A1/en active Application Filing
- 2013-06-16 JP JP2015518473A patent/JP6298459B2/ja active Active
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EP2865034B1 (en) | 2018-08-08 |
EP2865034A4 (en) | 2016-03-16 |
EP2865034A1 (en) | 2015-04-29 |
JP6298459B2 (ja) | 2018-03-20 |
CN104854744A (zh) | 2015-08-19 |
WO2013192056A1 (en) | 2013-12-27 |
KR20150032713A (ko) | 2015-03-27 |
US9484580B2 (en) | 2016-11-01 |
CN104854744B (zh) | 2017-12-01 |
KR101965930B1 (ko) | 2019-04-04 |
US20130340915A1 (en) | 2013-12-26 |
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