JP2006228745A5 - Catalyst material for fuel cell, electrode catalyst material for fuel cell, and method for producing catalyst material for fuel cell - Google Patents
Catalyst material for fuel cell, electrode catalyst material for fuel cell, and method for producing catalyst material for fuel cell Download PDFInfo
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- JP2006228745A5 JP2006228745A5 JP2006085795A JP2006085795A JP2006228745A5 JP 2006228745 A5 JP2006228745 A5 JP 2006228745A5 JP 2006085795 A JP2006085795 A JP 2006085795A JP 2006085795 A JP2006085795 A JP 2006085795A JP 2006228745 A5 JP2006228745 A5 JP 2006228745A5
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- fuel cell
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Claims (7)
得られた混合物に還元雰囲気の炉内において熱処理を施して前記還元性無機材料粒子を還元することにより、平均粒径が1μm未満の金属粒子と前記難還元性無機材料粒子との混合粉末を炭素繊維合成用触媒として得る工程と、
前記炭素繊維合成用触媒の存在下で炭化水素を熱分解させることにより炭素繊維を合成する工程と、
前記炭素繊維にコロイド法により触媒粒子を担持させることにより、表面及び内部に触媒粒子が担持された炭素繊維を得る工程と
を具備することを特徴とする燃料電池用触媒材料の製造方法。 Iron oxide or primary particles made of aluminum oxide, magnesium oxide or silicon oxide comprising at least one selected from iron oxide, cobalt oxide and nickel oxide, and non-reducible inorganic material particles having an average particle diameter of 500 nm or less And grinding and mixing at least one selected from cobalt oxide and nickel oxide and reducible inorganic material particles having an average particle diameter of 500 nm or less of primary particles composed of copper oxide,
The obtained mixture is subjected to heat treatment in a furnace in a reducing atmosphere to reduce the particles of the reducible inorganic material, whereby carbon is mixed powder of metal particles having an average particle diameter of less than 1 μm and the particles of the nonreducible inorganic material. Obtaining as a catalyst for fiber synthesis,
Synthesizing carbon fibers by pyrolyzing hydrocarbons in the presence of the catalyst for carbon fiber synthesis;
A method of producing a catalyst material for a fuel cell, comprising the steps of: obtaining carbon fibers having catalyst particles supported on the surface and in the interior by supporting the catalyst particles on the carbon fibers by a colloid method.
前記炭素繊維に担持されると共に、Pt及びRuのうちの少なくとも一方からなる第1の金属元素と30重量%以下の第2の金属元素(前記第1の金属元素以外の元素)とを含有する触媒粒子と
を含むことを特徴とする燃料電池用触媒材料。 Carbon fibers having an average diameter in the range of 100 to 1000 nm and a specific surface area by BET method in the range of 200 to 500 m 2 / g,
It is supported by the carbon fiber and contains a first metal element consisting of at least one of Pt and Ru and a second metal element (element other than the first metal element) in an amount of 30% by weight or less A catalyst material for a fuel cell, comprising catalyst particles.
前記表面と前記複数の空隙の内部とに担持されている触媒粒子とを含むことを特徴とする燃料電池用電極触媒材料。 Carbon nanofibers having an internal region whose depth from the surface is 20% or more of the radius of carbon nanofibers , and a plurality of voids extending from the surface to the internal regions,
It said surface and said plurality of fuel cell electrode catalyst material characterized the early days containing the catalyst particles which are carried on the inside of the air gap.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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JP2006085795A JP4724030B2 (en) | 2001-03-28 | 2006-03-27 | ELECTRODE CATALYST MATERIAL FOR FUEL CELL, METHOD FOR PRODUCING ELECTRODE CATALYST MATERIAL FOR FUEL CELL, ELECTRODE FOR FUEL CELL, MEMBRANE ELECTRODE COMPLEX AND FUEL CELL |
Applications Claiming Priority (7)
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JP2001094154 | 2001-03-28 | ||
JP2001094154 | 2001-03-28 | ||
JP2001266568 | 2001-09-03 | ||
JP2001266568 | 2001-09-03 | ||
JP2001339769 | 2001-11-05 | ||
JP2001339769 | 2001-11-05 | ||
JP2006085795A JP4724030B2 (en) | 2001-03-28 | 2006-03-27 | ELECTRODE CATALYST MATERIAL FOR FUEL CELL, METHOD FOR PRODUCING ELECTRODE CATALYST MATERIAL FOR FUEL CELL, ELECTRODE FOR FUEL CELL, MEMBRANE ELECTRODE COMPLEX AND FUEL CELL |
Related Parent Applications (1)
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JP2002093233A Division JP3884313B2 (en) | 2001-03-28 | 2002-03-28 | Catalyst for carbon fiber synthesis and method for producing carbon fiber |
Related Child Applications (1)
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JP2009004942A Division JP5085576B2 (en) | 2001-03-28 | 2009-01-13 | Catalyst sheet for fuel cell, electrode for fuel cell, and fuel cell |
Publications (3)
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JP2006228745A JP2006228745A (en) | 2006-08-31 |
JP2006228745A5 true JP2006228745A5 (en) | 2007-07-05 |
JP4724030B2 JP4724030B2 (en) | 2011-07-13 |
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JP2006085795A Expired - Lifetime JP4724030B2 (en) | 2001-03-28 | 2006-03-27 | ELECTRODE CATALYST MATERIAL FOR FUEL CELL, METHOD FOR PRODUCING ELECTRODE CATALYST MATERIAL FOR FUEL CELL, ELECTRODE FOR FUEL CELL, MEMBRANE ELECTRODE COMPLEX AND FUEL CELL |
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Cited By (2)
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US8410676B2 (en) | 2007-09-28 | 2013-04-02 | Beijing Funate Innovation Technology Co., Ltd. | Sheet-shaped heat and light source, method for making the same and method for heating object adopting the same |
US8450930B2 (en) | 2007-10-10 | 2013-05-28 | Tsinghua University | Sheet-shaped heat and light source |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
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JP5085576B2 (en) * | 2001-03-28 | 2012-11-28 | 株式会社東芝 | Catalyst sheet for fuel cell, electrode for fuel cell, and fuel cell |
JP4740179B2 (en) * | 2007-03-20 | 2011-08-03 | 株式会社東芝 | Catalyst layer-supporting substrate manufacturing method, membrane electrode composite manufacturing method, and fuel cell manufacturing method |
CN101636006B (en) * | 2008-07-25 | 2012-09-19 | 清华大学 | Plane heat source |
JP5386978B2 (en) * | 2008-06-06 | 2014-01-15 | 東洋紡株式会社 | Fuel cell catalyst, membrane electrode assembly, fuel cell, and redox catalyst using heat-treated coordination polymer metal complex containing fine metal particles |
CN101616513B (en) * | 2008-06-27 | 2011-07-27 | 清华大学 | Linear heat source |
DE102017214725A1 (en) * | 2017-08-23 | 2019-02-28 | Audi Ag | Catalytic composition, process for its preparation, its use for producing a fuel cell electrode and fuel cell with such |
JP7281158B2 (en) * | 2018-07-31 | 2023-05-25 | グローバル・リンク株式会社 | Polymer electrolyte fuel cell and electrode manufacturing method |
KR20220132627A (en) * | 2020-02-10 | 2022-09-30 | 고쿠리츠다이가쿠호징 야마나시다이가쿠 | Supported metal catalyst and method for preparing same, method for preparing carrier |
JP6986116B1 (en) * | 2020-06-30 | 2021-12-22 | 株式会社キャタラー | Exhaust gas purification catalyst |
CN113903933B (en) * | 2021-09-29 | 2022-11-15 | 清华大学深圳国际研究生院 | Carbon-supported platinum-tin nano catalyst for long-life proton exchange membrane fuel cell and preparation method thereof |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
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JPH0817440A (en) * | 1994-07-04 | 1996-01-19 | Tanaka Kikinzoku Kogyo Kk | Electrode for polymer electrolyte-type electrochemical cell |
JP2000243411A (en) * | 1999-02-16 | 2000-09-08 | Toyota Motor Corp | Joined body of electrolyte film and electrode for fuel cell and its manufacture |
EP1275165A1 (en) * | 2000-04-17 | 2003-01-15 | Johnson Matthey Public Limited Company | Gas diffusion substrate |
JP3765999B2 (en) * | 2000-06-30 | 2006-04-12 | 株式会社東芝 | Fuel cell |
WO2002075831A1 (en) * | 2001-03-19 | 2002-09-26 | Nec Corporation | Fuel cell electrode, and fuel cell comprising the electrode |
JP5085576B2 (en) * | 2001-03-28 | 2012-11-28 | 株式会社東芝 | Catalyst sheet for fuel cell, electrode for fuel cell, and fuel cell |
JP3884313B2 (en) * | 2001-03-28 | 2007-02-21 | 株式会社東芝 | Catalyst for carbon fiber synthesis and method for producing carbon fiber |
-
2006
- 2006-03-27 JP JP2006085795A patent/JP4724030B2/en not_active Expired - Lifetime
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US8410676B2 (en) | 2007-09-28 | 2013-04-02 | Beijing Funate Innovation Technology Co., Ltd. | Sheet-shaped heat and light source, method for making the same and method for heating object adopting the same |
US8450930B2 (en) | 2007-10-10 | 2013-05-28 | Tsinghua University | Sheet-shaped heat and light source |
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