JP5328888B2 - 燃料電池用電極触媒の調製方法 - Google Patents
燃料電池用電極触媒の調製方法 Download PDFInfo
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- JP5328888B2 JP5328888B2 JP2011502174A JP2011502174A JP5328888B2 JP 5328888 B2 JP5328888 B2 JP 5328888B2 JP 2011502174 A JP2011502174 A JP 2011502174A JP 2011502174 A JP2011502174 A JP 2011502174A JP 5328888 B2 JP5328888 B2 JP 5328888B2
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- nitrogen
- catalyst
- metal complex
- fuel cell
- electrode catalyst
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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
- H01M4/9008—Organic or organo-metallic compounds
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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
- H01M4/8605—Porous electrodes
-
- 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
- H01M4/8878—Treatment steps after deposition of the catalytic active composition or after shaping of the electrode being free-standing body
- H01M4/8882—Heat treatment, e.g. drying, baking
-
- 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
- H01M4/9075—Catalytic material supported on carriers, e.g. powder carriers
- H01M4/9083—Catalytic material supported on carriers, e.g. powder carriers on carbon or graphite
-
- 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
- H01M4/923—Compounds thereof with non-metallic elements
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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
-
- 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
-
- 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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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Catalysts (AREA)
- Inert Electrodes (AREA)
Description
[Co/Sn触媒の調製]
コバルトテトラメトキシフェニルポルフィリン(CoTMPP)とシュウ酸錫から細孔形成されたコバルト錯体触媒(以下、Co/Snという)を下記のようにして調製した。
2.不活性ガス雰囲気で焼成(750℃ 45分間)
3.焼成後の試料を冷却後、12時間、1M塩酸水溶液に添加(この際、30分間超音波で分散)
4.ろ過、洗浄、乾燥
5.H2O中10℃で30分間〜6時間超音波分散
6.得られた試料を12時間、1M塩酸水溶液に添加(この際、30分間〜2時間超音波で分散)
7.ろ過、洗浄、乾燥
8.N2/H2雰囲気下、750℃で焼成
9.焼成後の試料を冷却後、12時間、1M塩酸水溶液に添加(この際、30分間超音波で分散)
10.N2/H2雰囲気下、600℃で45分間焼成
[Co/Fe/S触媒の調製]
テトラメトキシフェニルポルフィリン・コバルト錯体/シュウ酸鉄/硫黄触媒(以下、Co/Fe/Sという)を、下記のようにWO2003/004156号パンフレットに準じて調製した。
2.不活性ガス雰囲気で焼成(450℃ 1時間,750℃ 1時間)
3.冷却後、1N塩酸に12時間浸漬
4.ろ過、洗浄後真空乾燥
MEA性能評価は、高分子電解質としてナフィオン(商標名)を混合してMEAを組立て、
ガス種:アノード・・・H2、カソード・・・空気
セル温度:アノード・・・80℃、カソード・・・80℃
加湿度:アノード・・・75%、カソード・・・60%
で行った。
実施例1において、コバルトテトラメトキシフェニルポルフィリン(CoTMPP)とシュウ酸錫(SnC2O4)の混合物を不活性ガス雰囲気で焼成する際の焼成温度を変えて各種Co/Sn触媒を調製し、その性能評価を行った。
実施例1において、コバルトテトラメトキシフェニルポルフィリン(CoTMPP)とシュウ酸錫(SnC2O4)の混合物を不活性ガス雰囲気で焼成する1回目の焼成の後、酸処理を行うか又は行わず、さらに2回目の焼成時のガス種を変えて各種Co/Sn触媒を調製し、その性能評価を行った。
実施例1において、シュウ酸錫に対するコバルトテトラメトキシフェニルポルフィリン(CoTMPP)の混合比率を変えて各種Co/Sn触媒を調製し、その性能評価を行った。
参照材料として、超音波照射槽中で酸処理を行ったCo/Sn触媒(調製工程1〜4)、及びさらに超音波処理を行ったCo/Sn触媒(調製工程5〜7)を用いた。
1.0.64gのコバルトテトラメトキシフェニルポルフィリン(CoTMPP)と3.88gのシュウ酸錫(SnC2O4)とを乳鉢で混合
2.不活性ガス雰囲気で焼成(750℃ 45分間)
3.冷却後、焼成物を、12時間、1M塩酸水溶液に添加(この際、30分間超音波で分散)
4.ろ過、洗浄、及び乾燥
5.H2O中10℃で30分間〜6時間超音波分散
6.12時間、1M塩酸水溶液に添加(この際、30分間〜2時間超音波で分散)
7.ろ過、洗浄、及び乾燥
8.N2/H2雰囲気下、750℃で焼成
9.焼成後の試料を冷却後、12時間、1M塩酸水溶液に添加(この際、30分間超音波で分散)し、次いでろ過、洗浄、及び乾燥
10.N2/H2雰囲気下、600℃で45分間焼成
Claims (5)
- N4−キレート構造を有する大環状有機化合物に金属元素が配位した窒素含有金属錯体を含む燃料電池用電極触媒の調製方法において、該窒素含有金属錯体にシュウ酸錫を添加する工程と、該窒素含有金属錯体とシュウ酸錫の混合物を不活性ガス雰囲気下で焼成する工程と、生成した金属錫を酸処理で溶出する工程とを有することを特徴とする燃料電池用電極触媒の調製方法。
- 酸処理における前記金属錫の溶出において超音波照射を行うことを特徴とする請求項1に記載の燃料電池用電極触媒の調製方法。
- 酸処理における前記金属錫の溶出の後に、N2及びH2を含む雰囲気下で1回以上焼成することを特徴とする請求項1又は2に記載の燃料電池用電極触媒の調製方法。
- 前記窒素含有金属錯体が、ポルフィリン(PP)及びその誘導体、フタロシアニン(Pc)及びその誘導体、並びにテトラアザアヌレン(TAA)及びその誘導体からなる群より選択される1種以上のN4−キレート構造を有する窒素含有大環状化合物に、コバルト(Co)、鉄(Fe)、ニッケル(Ni)、亜鉛(Zn)、銅(Cu)、マンガン(Mn)、及びパラジウム(Pd)からなる群より選択される遷移金属の1種以上が配位した窒素含有金属錯体であることを特徴とする請求項1乃至3いずれか1項に記載の燃料電池用電極触媒の調製方法。
- 前記窒素含有金属錯体が、ポルフィリン(PP)及びその誘導体、フタロシアニン(Pc)及びその誘導体、並びにテトラアザアヌレン(TAA)及びその誘導体からなる群より選択される1種以上のN4−キレート構造を有する窒素含有大環状化合物に、金属として、白金系元素又は白金系元素と他の元素との組合せが配位した窒素含有金属錯体であることを特徴とする請求項1乃至3のいずれか1項に記載の燃料電池用電極触媒の調製方法。
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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PCT/JP2008/063935 WO2010013353A1 (en) | 2008-07-29 | 2008-07-29 | Method for preparing fuel cell electrode catalyst and solid polymer fuel cell |
Publications (2)
Publication Number | Publication Date |
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JP2011528482A JP2011528482A (ja) | 2011-11-17 |
JP5328888B2 true JP5328888B2 (ja) | 2013-10-30 |
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JP2011502174A Expired - Fee Related JP5328888B2 (ja) | 2008-07-29 | 2008-07-29 | 燃料電池用電極触媒の調製方法 |
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US (1) | US8455384B2 (ja) |
EP (1) | EP2329551B1 (ja) |
JP (1) | JP5328888B2 (ja) |
CN (1) | CN102113155B (ja) |
AT (1) | ATE551740T1 (ja) |
CA (1) | CA2732240C (ja) |
WO (1) | WO2010013353A1 (ja) |
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JP5893305B2 (ja) * | 2011-09-09 | 2016-03-23 | 国立大学法人東京工業大学 | 固体高分子形燃料電池用電極触媒およびその製造方法 |
CN103170363A (zh) * | 2011-12-21 | 2013-06-26 | 冯良荣 | 乙炔氢氯化制备氯乙烯催化剂 |
CN103170364A (zh) * | 2011-12-21 | 2013-06-26 | 冯良荣 | 乙炔氢氯化制备氯乙烯催化剂 |
CN104707656B (zh) * | 2013-12-17 | 2017-03-15 | 中国科学院大连化学物理研究所 | 一种担载型金属大环化合物电催化剂的制备方法及应用 |
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JPS5228498A (en) * | 1975-08-28 | 1977-03-03 | Matsushita Electric Ind Co Ltd | Producing method for stannic oxide whiskers |
DE3068641D1 (de) * | 1979-02-27 | 1984-08-30 | Asahi Glass Co Ltd | Gas diffusion electrode |
JPS5644784A (en) * | 1979-09-21 | 1981-04-24 | Asahi Glass Co Ltd | Preparation of cathode for electrolysis of alkali chloride |
JPS6021690B2 (ja) * | 1979-12-13 | 1985-05-29 | 株式会社東芝 | ウレタンフオ−ムの製造法 |
DE10132490B4 (de) * | 2001-07-03 | 2007-04-12 | Hahn-Meitner-Institut Berlin Gmbh | Platinfreies Chelat-Katalysatormaterial für die selektive Sauerstoffreduktion und Verfahren zu seiner Herstellung |
EP1277826A1 (en) * | 2001-07-18 | 2003-01-22 | ATOFINA Research | Hydrogenation and dehydrogenation processes and catalysts therefor |
EP1581456A2 (en) * | 2002-12-20 | 2005-10-05 | Honda Giken Kogyo Kabushiki Kaisha | Platinum-free ruthenium-cobalt catalyst formulations for hydrogen generation |
JP2005230648A (ja) * | 2004-02-18 | 2005-09-02 | Toyota Motor Corp | 燃料電池カソード電極触媒 |
EP1856751A2 (de) | 2005-02-20 | 2007-11-21 | Hahn-Meitner-Institut Berlin GmbH | Herstellung eines platinfreien chelat-katalysatormaterials als zwischenprodukt und dessen weiterverarbeitung zu einer elektrokatalytischen beschichtung als endprodukt |
JP2006314871A (ja) | 2005-05-10 | 2006-11-24 | Toyota Motor Corp | ポルフィリン系電極触媒 |
JP2007237092A (ja) * | 2006-03-09 | 2007-09-20 | Toyota Motor Corp | 触媒材料の製造方法 |
KR100754380B1 (ko) * | 2006-09-18 | 2007-08-31 | 삼성에스디아이 주식회사 | 연료전지용 촉매 및 이를 이용한 연료전지 |
EP2164624A4 (en) * | 2007-05-31 | 2011-11-30 | Carrier Corp | PHOTOCATALYST RESISTANT TO DEACTIVATION AND PREPARATION METHOD |
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2008
- 2008-07-29 US US13/056,362 patent/US8455384B2/en active Active
- 2008-07-29 CA CA2732240A patent/CA2732240C/en not_active Expired - Fee Related
- 2008-07-29 JP JP2011502174A patent/JP5328888B2/ja not_active Expired - Fee Related
- 2008-07-29 EP EP08792141A patent/EP2329551B1/en not_active Not-in-force
- 2008-07-29 CN CN200880130557XA patent/CN102113155B/zh not_active Expired - Fee Related
- 2008-07-29 AT AT08792141T patent/ATE551740T1/de active
- 2008-07-29 WO PCT/JP2008/063935 patent/WO2010013353A1/en active Application Filing
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Publication number | Publication date |
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US20110130270A1 (en) | 2011-06-02 |
US8455384B2 (en) | 2013-06-04 |
CN102113155A (zh) | 2011-06-29 |
WO2010013353A1 (en) | 2010-02-04 |
ATE551740T1 (de) | 2012-04-15 |
CA2732240A1 (en) | 2010-02-04 |
EP2329551A1 (en) | 2011-06-08 |
CA2732240C (en) | 2013-09-24 |
EP2329551B1 (en) | 2012-03-28 |
CN102113155B (zh) | 2013-11-13 |
JP2011528482A (ja) | 2011-11-17 |
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