JP2014506715A - 形状制御パラジウムおよびパラジウム合金ナノ粒子触媒 - Google Patents
形状制御パラジウムおよびパラジウム合金ナノ粒子触媒 Download PDFInfo
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- KDLHZDBZIXYQEI-UHFFFAOYSA-N Palladium Chemical compound [Pd] KDLHZDBZIXYQEI-UHFFFAOYSA-N 0.000 title claims abstract description 214
- 229910052763 palladium Inorganic materials 0.000 title claims abstract description 107
- 239000003054 catalyst Substances 0.000 title claims abstract description 106
- 239000002105 nanoparticle Substances 0.000 title claims abstract description 102
- 229910001252 Pd alloy Inorganic materials 0.000 title claims description 9
- 239000003792 electrolyte Substances 0.000 claims abstract description 36
- 239000000446 fuel Substances 0.000 claims abstract description 25
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 claims description 31
- 229910052697 platinum Inorganic materials 0.000 claims description 15
- 229920000554 ionomer Polymers 0.000 claims description 11
- 229910000510 noble metal Inorganic materials 0.000 claims description 6
- 229910052723 transition metal Inorganic materials 0.000 claims description 4
- 150000003624 transition metals Chemical class 0.000 claims description 4
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 claims description 2
- 229910052737 gold Inorganic materials 0.000 claims description 2
- 239000010931 gold Substances 0.000 claims description 2
- 229910052741 iridium Inorganic materials 0.000 claims description 2
- GKOZUEZYRPOHIO-UHFFFAOYSA-N iridium atom Chemical compound [Ir] GKOZUEZYRPOHIO-UHFFFAOYSA-N 0.000 claims description 2
- 229910052703 rhodium Inorganic materials 0.000 claims description 2
- 239000010948 rhodium Substances 0.000 claims description 2
- MHOVAHRLVXNVSD-UHFFFAOYSA-N rhodium atom Chemical compound [Rh] MHOVAHRLVXNVSD-UHFFFAOYSA-N 0.000 claims description 2
- 229920006254 polymer film Polymers 0.000 claims 1
- 230000000694 effects Effects 0.000 description 18
- 101710149636 50S ribosomal protein L18, chloroplastic Proteins 0.000 description 16
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 7
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 7
- 239000001301 oxygen Substances 0.000 description 7
- 229910052760 oxygen Inorganic materials 0.000 description 7
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 7
- 239000007800 oxidant agent Substances 0.000 description 6
- 238000006722 reduction reaction Methods 0.000 description 6
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 5
- 229910052799 carbon Inorganic materials 0.000 description 5
- UQSQSQZYBQSBJZ-UHFFFAOYSA-N fluorosulfonic acid Chemical compound OS(F)(=O)=O UQSQSQZYBQSBJZ-UHFFFAOYSA-N 0.000 description 5
- NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 description 4
- 238000002474 experimental method Methods 0.000 description 4
- 239000001257 hydrogen Substances 0.000 description 4
- 229910052739 hydrogen Inorganic materials 0.000 description 4
- 230000001590 oxidative effect Effects 0.000 description 4
- 229920000642 polymer Polymers 0.000 description 4
- MYMOFIZGZYHOMD-UHFFFAOYSA-N Dioxygen Chemical compound O=O MYMOFIZGZYHOMD-UHFFFAOYSA-N 0.000 description 3
- 239000007789 gas Substances 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 2
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 2
- 229910000147 aluminium phosphate Inorganic materials 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 239000002826 coolant Substances 0.000 description 2
- 230000001351 cycling effect Effects 0.000 description 2
- 238000009792 diffusion process Methods 0.000 description 2
- NBVXSUQYWXRMNV-UHFFFAOYSA-N fluoromethane Chemical compound FC NBVXSUQYWXRMNV-UHFFFAOYSA-N 0.000 description 2
- 239000011159 matrix material Substances 0.000 description 2
- 239000012528 membrane Substances 0.000 description 2
- VLTRZXGMWDSKGL-UHFFFAOYSA-N perchloric acid Chemical compound OCl(=O)(=O)=O VLTRZXGMWDSKGL-UHFFFAOYSA-N 0.000 description 2
- 239000000376 reactant Substances 0.000 description 2
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 description 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 229920000557 Nafion® Polymers 0.000 description 1
- 229910001260 Pt alloy Inorganic materials 0.000 description 1
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 1
- QCWXUUIWCKQGHC-UHFFFAOYSA-N Zirconium Chemical compound [Zr] QCWXUUIWCKQGHC-UHFFFAOYSA-N 0.000 description 1
- 238000005275 alloying Methods 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000006229 carbon black Substances 0.000 description 1
- 229910052804 chromium Inorganic materials 0.000 description 1
- 239000011651 chromium Substances 0.000 description 1
- 229910017052 cobalt Inorganic materials 0.000 description 1
- 239000010941 cobalt Substances 0.000 description 1
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 229910001882 dioxygen Inorganic materials 0.000 description 1
- 238000004090 dissolution Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000006056 electrooxidation reaction Methods 0.000 description 1
- QWPPOHNGKGFGJK-UHFFFAOYSA-N hypochlorous acid Chemical compound ClO QWPPOHNGKGFGJK-UHFFFAOYSA-N 0.000 description 1
- 239000010416 ion conductor Substances 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- WPBNNNQJVZRUHP-UHFFFAOYSA-L manganese(2+);methyl n-[[2-(methoxycarbonylcarbamothioylamino)phenyl]carbamothioyl]carbamate;n-[2-(sulfidocarbothioylamino)ethyl]carbamodithioate Chemical compound [Mn+2].[S-]C(=S)NCCNC([S-])=S.COC(=O)NC(=S)NC1=CC=CC=C1NC(=S)NC(=O)OC WPBNNNQJVZRUHP-UHFFFAOYSA-L 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229910052759 nickel Inorganic materials 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 239000002574 poison Substances 0.000 description 1
- 231100000614 poison Toxicity 0.000 description 1
- 238000010248 power generation Methods 0.000 description 1
- 238000006479 redox reaction Methods 0.000 description 1
- 229920006395 saturated elastomer Polymers 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 125000001273 sulfonato group Chemical group [O-]S(*)(=O)=O 0.000 description 1
- 229910052719 titanium Inorganic materials 0.000 description 1
- 239000010936 titanium Substances 0.000 description 1
- 229910052720 vanadium Inorganic materials 0.000 description 1
- LEONUFNNVUYDNQ-UHFFFAOYSA-N vanadium atom Chemical compound [V] LEONUFNNVUYDNQ-UHFFFAOYSA-N 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
- 229910052726 zirconium Inorganic materials 0.000 description 1
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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
- H01M8/02—Details
- H01M8/0202—Collectors; Separators, e.g. bipolar separators; Interconnectors
- H01M8/023—Porous and characterised by the material
- H01M8/0232—Metals or alloys
-
- 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
-
- 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
- H01M4/8605—Porous electrodes
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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
- H01M4/921—Alloys or mixtures with metallic elements
-
- 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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- 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
- H01M4/926—Metals of platinum group supported on carriers, e.g. powder carriers on carbon or graphite
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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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Abstract
Description
4つの電極を作成した。電極Aは、炭素支持立方体パラジウムナノ粒子を有していた。立方体パラジウムナノ粒子は、本質的に全体で6つの面を有し、各面が{100}面によって占められる、形状制御ナノ粒子であった。
Claims (20)
- アノード電極と、
カソード電極と、
カソード電極とアノード電極との間に配置された電解質と、
電解質とアノード電極およびカソード電極の一方との間に配置されたパラジウム触媒ナノ粒子と、
を備える、燃料電池用の一体化電極アッセンブリ(UEA)であって、
パラジウム触媒ナノ粒子は、{100}富化構造を有しており、パラジウム触媒ナノ粒子の表面領域の大部分がUEA環境に曝されていることを特徴とする、燃料電池用の一体化電極アッセンブリ(UEA)。 - パラジウム触媒ナノ粒子は、パラジウムおよび遷移金属を含むことを特徴とする請求項1記載のUEA。
- パラジウム触媒ナノ粒子は、パラジウムと、ロジウム、イリジウム、白金、および金から成る群より選択される少なくとも1つの貴金属とを含むことを特徴とする請求項1記載のUEA。
- パラジウム触媒ナノ粒子は、面積で少なくとも約30%の{100}面を有することを特徴とする請求項1記載のUEA。
- パラジウム触媒ナノ粒子は、面積で少なくとも約50%の{100}面を有することを特徴とする請求項1記載のUEA。
- パラジウム触媒ナノ粒子は、面積で少なくとも約70%の{100}面を有することを特徴とする請求項1記載のUEA。
- パラジウム触媒ナノ粒子は、立方八面体に比較してより大きな表面積の{100}面を有することを特徴とする請求項1記載のUEA。
- パラジウム触媒ナノ粒子は、約2ナノメートルから約50ナノメートルの稜長さを有することを特徴とする請求項1記載のUEA。
- パラジウム触媒ナノ粒子は、約3ナノメートルから約10ナノメートルの稜長さを有することを特徴とする請求項1記載のUEA。
- 電解質は、非吸収電解質であることを特徴とする請求項1記載のUEA。
- 電解質は、ポリマー膜であることを特徴とする請求項1記載のUEA。
- パラジウム触媒ナノ粒子は、電解質とカソード電極との間に配置されることを特徴とする請求項1記載のUEA。
- イオノマーと、
イオノマーに支持された略立方体のパラジウム触媒ナノ粒子と、
を備える、燃料電池内で使用するための触媒層であって、
パラジウム触媒ナノ粒子の表面領域の大部分がイオノマーとの接続に利用可能であることを特徴とする、燃料電池内で使用するための触媒層。 - パラジウム触媒ナノ粒子は、立方八面体に比較してより大きな表面積の{100}面を有することを特徴とする請求項13記載の触媒層。
- パラジウムナノ粒子の表面の少なくとも約30%が、{100}面によって占められていることを特徴とする請求項13記載の触媒層。
- パラジウムナノ粒子の表面の少なくとも約50%が、{100}面によって占められていることを特徴とする請求項13記載の触媒層。
- パラジウムナノ粒子の表面の少なくとも約70%が、{100}面によって占められていることを特徴とする請求項13記載の触媒層。
- パラジウム触媒ナノ粒子は、約2ナノメートルから約50ナノメートルの稜長さを有することを特徴とする請求項13記載の触媒層。
- パラジウム触媒ナノ粒子は、約3ナノメートルから約10ナノメートルの稜長さを有することを特徴とする請求項13記載の触媒層。
- パラジウム触媒ナノ粒子は、パラジウム合金から形成されることを特徴とする請求項13記載の触媒層。
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PCT/US2011/021703 WO2012099583A1 (en) | 2011-01-19 | 2011-01-19 | Shape controlled palladium and palladium alloy nanoparticle catalyst |
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JP2015002763A Division JP6013522B2 (ja) | 2015-01-09 | 2015-01-09 | 形状制御パラジウムおよびパラジウム合金ナノ粒子触媒 |
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US (2) | US20130295486A1 (ja) |
EP (1) | EP2666201B1 (ja) |
JP (1) | JP5683721B2 (ja) |
KR (1) | KR101905213B1 (ja) |
CN (1) | CN103370821A (ja) |
WO (1) | WO2012099583A1 (ja) |
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JP5680770B2 (ja) | 2011-03-11 | 2015-03-04 | ユーティーシー パワー コーポレイション | 高当量イオノマを有するユニット化電極アセンブリ |
US10170771B2 (en) | 2012-07-30 | 2019-01-01 | Uniwersytet Warszawski | Selective catalyst, particularly for electroreduction of oxygen, an electrochemical system containing thereof, an palladium-inert gas alloy and use thereof, and a cell, particularly a photovoltaic cell containing thereof |
EP2948997B1 (en) | 2012-12-21 | 2017-12-20 | Audi AG | Electrolyte membrane, dispersion and method therefor |
KR102044302B1 (ko) | 2012-12-21 | 2019-11-13 | 아우디 아게 | 전해질 물질의 제조 방법 |
WO2014098912A1 (en) | 2012-12-21 | 2014-06-26 | United Technologies Corporation | Proton exchange material and method therefor |
PL3303215T3 (pl) | 2015-05-23 | 2022-03-14 | Uniwersytet Warszawski | Układ pallad-platyna do zastosowania jako materiał do magazynowania wodoru i/lub elektrokatalizator, korzystnie w ogniwach paliwowych |
US11331725B2 (en) * | 2019-07-19 | 2022-05-17 | Honda Motor Co., Ltd. | Synthetic method for preparing small palladium nanocubes |
KR102572333B1 (ko) | 2021-08-30 | 2023-08-29 | 한국에너지기술연구원 | 형상이 제어된 귀금속 담지 촉매의 제조 방법 및 이로부터 제조된 비등방성의 귀금속 담지 촉매 |
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- 2011-01-19 CN CN201180065627XA patent/CN103370821A/zh active Pending
- 2011-01-19 US US13/979,416 patent/US20130295486A1/en not_active Abandoned
- 2011-01-19 EP EP11856115.8A patent/EP2666201B1/en active Active
- 2011-01-19 JP JP2013550457A patent/JP5683721B2/ja active Active
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Also Published As
Publication number | Publication date |
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EP2666201B1 (en) | 2017-10-18 |
US20130295486A1 (en) | 2013-11-07 |
US20180034064A1 (en) | 2018-02-01 |
KR101905213B1 (ko) | 2018-10-05 |
JP5683721B2 (ja) | 2015-03-11 |
WO2012099583A1 (en) | 2012-07-26 |
EP2666201A4 (en) | 2017-02-01 |
KR20140056141A (ko) | 2014-05-09 |
EP2666201A1 (en) | 2013-11-27 |
CN103370821A (zh) | 2013-10-23 |
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