CN103028401A - Direct methanol fuel cell anode catalyst and preparation method thereof - Google Patents

Direct methanol fuel cell anode catalyst and preparation method thereof Download PDF

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Publication number
CN103028401A
CN103028401A CN2012105386610A CN201210538661A CN103028401A CN 103028401 A CN103028401 A CN 103028401A CN 2012105386610 A CN2012105386610 A CN 2012105386610A CN 201210538661 A CN201210538661 A CN 201210538661A CN 103028401 A CN103028401 A CN 103028401A
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China
Prior art keywords
preparation
fuel cell
methanol fuel
direct methanol
ceo
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Pending
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CN2012105386610A
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Chinese (zh)
Inventor
银凤翔
王亮
陈标华
李国儒
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Changzhou Institute for Advanced Materials Beijing University of Chemical Technology
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Changzhou Institute for Advanced Materials Beijing University of Chemical Technology
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Application filed by Changzhou Institute for Advanced Materials Beijing University of Chemical Technology filed Critical Changzhou Institute for Advanced Materials Beijing University of Chemical Technology
Priority to CN2012105386610A priority Critical patent/CN103028401A/en
Publication of CN103028401A publication Critical patent/CN103028401A/en
Pending legal-status Critical Current

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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

Abstract

The invention discloses a direct methanol fuel cell anode catalyst and a preparation method thereof. The catalyst is composed of an active component nano Pt and a CeO2 carrier, wherein the active component comprises the following components by weight percent: 0.05-0.4wt% of P and the balance of the carrier. The preparation method comprises the steps of firstly preparing the ceric oxide carrier by a sol-gel method, and then, loading the active component on the carrier by a deposition-precipitation method. The catalyst is used as the direct methanol fuel cell anode catalyst, and has the advantages of high methanol oxidative activity and strong carbon monoxide poisoning resistance.

Description

A kind of anode catalysts for direct methanol fuel cell and preparation method thereof
Technical field
The present invention relates to fuel cell field, particularly a kind of Catalysts and its preparation method for the DMFC anode.
Background technology
The energy conversion efficiency of DMFC (DMFC) is high, environmental pollution is little, is specially adapted to the miniaturized electronics such as mobile phone, field camera and notebook computer.Although DMFC has very high power density and good application prospect in theory, but the main component that is used at present the catalyst of DMFC anode is platinum, cause cost very high, and a little less than the anti-CO poisoning capability of Pt, directly cause DMFC to be difficult to commercial applications.Therefore, preparation particle diameter nano platinum particle and the strong composite catalyst of anti-CO poisoning capability little and that be evenly distributed is the focus of current research.Studies show that CeO 2CO is had preferably catalytic activity, and anti-poisoning capability is stronger, can improve platinum to the catalytic oxidation ability of methyl alcohol and the ability of anti-CO poisoning as carrier.
Summary of the invention
The object of the invention is to overcome the shortcoming that exists in the prior art, the Catalysts and its preparation method that is used for the DMFC anode that a kind of stability of catalytic activity is high, cost is low is provided.
Purpose of the present invention is achieved through the following technical solutions:
A kind of preparation method of anode catalysts for direct methanol fuel cell is by active component nanometer Pt and CeO 2Carrier forms, and the content of Pt is 0.05 ~ 0.4wt% in the active component, and its preparation method mainly comprises the steps: H 2PtCl 6After ethylene glycol solution and NaOH ethylene glycol solution mix, add nano particle CeO 2, pass into N 2, in 120 ~ 160 ℃ of scopes, refluxed 2 ~ 4 hours; After centrifugal, washing, the drying, obtain the anode Pt/CeO for DMFC 2Catalyst.
A kind of preparation method of anode catalysts for direct methanol fuel cell, described H 2PtCl 6The concentration of ethylene glycol solution is 1.9 ~ 19mmol/L; The concentration of described NaOH ethylene glycol solution is 0.1 ~ 1.0mol/L.
A kind of preparation method of anode catalysts for direct methanol fuel cell, described CeO 2The electrical conductivity of nano particle is 0.0001 ~ 2S/m.
The specific embodiment
EXAMPLE l
H with 5mL 2mmol/L 2PtCl 6After the NaOH ethylene glycol solution of ethylene glycol solution and 100ml 0.1mol mixes, add 4.5g nano particle CeO 2, pass into N 2, in 160 ℃ of scopes, refluxed 2 hours; Products therefrom is centrifugal, wash respectively 3 times, drying with deionized water and absolute ethyl alcohol after, namely obtain 0.04wt%Pt/CeO 2Composite catalyst.
Embodiment 2
H with 2mL 10mmol/L 2PtCl 6After the NaOH ethylene glycol solution of ethylene glycol solution and 100ml 1mol mixes, add 1.95g nano particle CeO 2, pass into N 2, in 120 ℃ of scopes, refluxed 4 hours; Products therefrom is centrifugal, wash respectively 3 times, drying with deionized water and absolute ethyl alcohol after, namely obtain 0.2wt%Pt/CeO 2Composite catalyst.
Embodiment 3
H with 2mL 19mmol/L 2PtCl 6After the NaOH ethylene glycol solution of ethylene glycol solution and 100ml 0.1mol mixes, add 1.9g nano particle CeO 2, pass into N 2, in 140 ℃ of scopes, refluxed 3 hours; Products therefrom is centrifugal, wash respectively 3 times, drying with deionized water and absolute ethyl alcohol after, namely obtain 0.4wt%Pt/CeO 2Composite catalyst.

Claims (3)

1. anode catalysts for direct methanol fuel cell is by active component nanometer Pt and CeO 2Carrier forms, and the content of Pt is 0.05 ~ 0.4wt% in the active component, it is characterized in that adopting following method preparation: with H 2PtCl 6After ethylene glycol solution and NaOH ethylene glycol solution mix, add CeO 2, pass into N 2, in 120 ~ 160 ℃ of scopes, refluxed 2 ~ 4 hours; After centrifugal, washing, the drying, obtain the anode Pt/CeO for DMFC 2Catalyst.
2. the preparation method of a kind of anode catalysts for direct methanol fuel cell according to claim 1 is characterized in that: described H 2PtCl 6The concentration of ethylene glycol solution is 1.9 ~ 19mmol/L; The concentration of described NaOH ethylene glycol solution is 0.1 ~ 1.0mol/L.
3. the preparation method of a kind of anode catalysts for direct methanol fuel cell according to claim 1 is characterized in that described CeO 2The electrical conductivity of nano particle is 0.0001 ~ 2S/m.
CN2012105386610A 2012-12-13 2012-12-13 Direct methanol fuel cell anode catalyst and preparation method thereof Pending CN103028401A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2012105386610A CN103028401A (en) 2012-12-13 2012-12-13 Direct methanol fuel cell anode catalyst and preparation method thereof

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Application Number Priority Date Filing Date Title
CN2012105386610A CN103028401A (en) 2012-12-13 2012-12-13 Direct methanol fuel cell anode catalyst and preparation method thereof

Publications (1)

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CN103028401A true CN103028401A (en) 2013-04-10

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Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103623817A (en) * 2013-11-21 2014-03-12 同济大学 High durability anode catalyst for vehicle-mounted fuel cell and preparation method of catalyst
CN103721759A (en) * 2014-01-07 2014-04-16 中国人民解放军防化学院 Air cleaning agent and preparation method thereof
CN105810982A (en) * 2016-05-05 2016-07-27 福州大学 Proton exchange membrane fuel cell catalyst carrier with high conductivity
CN111864216A (en) * 2020-05-15 2020-10-30 山西中环百纳环境科技研究院有限公司 Method for preparing hydrogen fuel cell catalyst and application thereof
CN113231061A (en) * 2021-03-04 2021-08-10 广东工业大学 Cerium dioxide nanorod supported catalyst and preparation method and application thereof

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* Cited by examiner, † Cited by third party
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US6214485B1 (en) * 1999-11-16 2001-04-10 Northwestern University Direct hydrocarbon fuel cells
JP2003086192A (en) * 2001-09-11 2003-03-20 Toshiba International Fuel Cells Corp Fuel cell and its manufacturing method
CN101185891A (en) * 2007-11-29 2008-05-28 申靓博 Porous carbon supported platinum-cerium oxide catalyst for fuel cell and preparation thereof
CN101306365A (en) * 2008-07-03 2008-11-19 上海交通大学 Composite anode electrocatalyst for direct methanol fuel cell
CN101306366A (en) * 2008-07-03 2008-11-19 上海交通大学 Preparation method of carbon supported platinum modified type cerium oxide composite anode catalyst

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6214485B1 (en) * 1999-11-16 2001-04-10 Northwestern University Direct hydrocarbon fuel cells
JP2003086192A (en) * 2001-09-11 2003-03-20 Toshiba International Fuel Cells Corp Fuel cell and its manufacturing method
CN101185891A (en) * 2007-11-29 2008-05-28 申靓博 Porous carbon supported platinum-cerium oxide catalyst for fuel cell and preparation thereof
CN101306365A (en) * 2008-07-03 2008-11-19 上海交通大学 Composite anode electrocatalyst for direct methanol fuel cell
CN101306366A (en) * 2008-07-03 2008-11-19 上海交通大学 Preparation method of carbon supported platinum modified type cerium oxide composite anode catalyst

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
PARTHASARATHI BERA等: "Promoting Effect of CeO2 in Combustion Synthesized Pt/CeO2 Catalyst for CO Oxidation", 《THE JOURNAL OF PHYSICAL CHEMISTRY B》, vol. 107, no. 25, 28 May 2003 (2003-05-28), pages 6122 - 6130 *
唐晓兰: "CeO2担载的Cu和Pt催化剂上低碳含氧化合物完全氧化反应的研究", 《中国优秀博硕士学位论文全文数据库 (博士) 工程科技Ⅰ辑》, no. 8, 15 December 2005 (2005-12-15) *

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103623817A (en) * 2013-11-21 2014-03-12 同济大学 High durability anode catalyst for vehicle-mounted fuel cell and preparation method of catalyst
CN103623817B (en) * 2013-11-21 2016-01-20 同济大学 A kind of on-vehicle fuel high-durability anode catalyst and preparation method thereof
CN103721759A (en) * 2014-01-07 2014-04-16 中国人民解放军防化学院 Air cleaning agent and preparation method thereof
CN105810982A (en) * 2016-05-05 2016-07-27 福州大学 Proton exchange membrane fuel cell catalyst carrier with high conductivity
CN105810982B (en) * 2016-05-05 2019-06-04 福州大学 A kind of catalyst of fuel batter with proton exchange film carrier with high conductivity
CN111864216A (en) * 2020-05-15 2020-10-30 山西中环百纳环境科技研究院有限公司 Method for preparing hydrogen fuel cell catalyst and application thereof
CN113231061A (en) * 2021-03-04 2021-08-10 广东工业大学 Cerium dioxide nanorod supported catalyst and preparation method and application thereof

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Application publication date: 20130410