KR100610262B1 - 퍼플루오루화된 이오노머 분말을 첨가한 전극막접합체의제조방법 - Google Patents
퍼플루오루화된 이오노머 분말을 첨가한 전극막접합체의제조방법 Download PDFInfo
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- KR100610262B1 KR100610262B1 KR1020040024101A KR20040024101A KR100610262B1 KR 100610262 B1 KR100610262 B1 KR 100610262B1 KR 1020040024101 A KR1020040024101 A KR 1020040024101A KR 20040024101 A KR20040024101 A KR 20040024101A KR 100610262 B1 KR100610262 B1 KR 100610262B1
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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
- H01M4/8663—Selection of inactive substances as ingredients for catalytic active masses, e.g. binders, fillers
- H01M4/8668—Binders
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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
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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
- H01M4/8647—Inert electrodes with catalytic activity, e.g. for fuel cells consisting of more than one material, e.g. consisting of composites
- H01M4/8657—Inert electrodes with catalytic activity, e.g. for fuel cells consisting of more than one material, e.g. consisting of composites layered
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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
- H01M4/8807—Gas diffusion layers
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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
- H01M4/8828—Coating with slurry or ink
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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
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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
- H01M8/1004—Fuel cells with solid electrolytes characterised by membrane-electrode assemblies [MEA]
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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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/50—Manufacturing or production processes characterised by the final manufactured product
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- Inert Electrodes (AREA)
Abstract
Description
Claims (9)
- 퍼플루오루화된 이오노머를 질소 분위기 하에서 분말로 분쇄하는 단계(제1단계);상기 퍼플루오루화된 이오노머 분말을 촉매 및 분산용매와 혼합하여 분산용매에 분산된 퍼플루오루화된 이오노머 분말을 포함하는 촉매층 형성용 조성물을 제조하는 단계(제2단계);전극 지지체상에 형성된 확산층 상부에 상기 촉매층 형성용 조성물을 코팅하고 건조하여 촉매층을 형성함으로써 캐소드와 애노드를 각각 제조하는 단계(제3단계); 및상기 캐소드와 애노드 사이에 전해질막을 개재시키는 단계(제4단계)를 포함하는 전극막접합체의 제조방법.
- 제 1항에 있어서, 상기 분말의 크기가 1-100 ㎛인 것을 특징으로 하는 전극막접합체의 제조방법.
- 제 1항에 있어서, 상기 촉매가 백금(Pt), 루테늄(Ru), 로듐(Rh)_, 니켈(Ni), 오스뮴(Os), 망간(Mn), 티타늄(Ti), 지르코늄(Zr), 텅스텐(W), 철(Fe), 몰리브덴(Mo), 이리듐(Ir), 주석(Sn)으로 이루어진 군으로부터 선택된 한종 이상인 것을 특징으로 하는 전극막접합체의 제조방법.
- 제 1항에 있어서, 상기 퍼플루오로화된 이오노머가 나피온 이오노머인 것을 특징으로 하는 전극막접합체의 제조방법.
- 제 1항에 있어서, 상기 퍼플루오로화된 이오노머가 촉매 100 중량부에 대하여 10 내지 40 중량부인 것을 특징으로 하는 전극막접합체의 제조방법.
- 제 1항에 있어서, 상기 분산용매가 물, 프로판올, 이소프로판올 또는 부탄올인 것을 특징으로 하는 전극막접합체의 제조방법.
- 제 1항에 있어서, 상기 분산용매가 촉매 100 중량부에 대하여 100 내지 10000 중량부인 것을 특징으로 하는 전극막접합체의 제조방법.
- 제 1항 내지 제 7항 중 어느 한 항의 제조방법에 의해 제조된 전극막접합체.
- 제 8항의 전극막접합체를 포함하는 연료전지.
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Cited By (2)
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CN104813964A (zh) * | 2015-04-20 | 2015-08-05 | 长兴意蜂蜂业科技有限公司 | 一种蜂箱用隔离装置 |
KR20150145495A (ko) | 2014-06-20 | 2015-12-30 | 서금수 | 벌통 지지 장치 |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
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US8765327B2 (en) | 2010-07-12 | 2014-07-01 | 3M Innovative Properties Company | Fuel cell electrodes with conduction networks |
KR101309160B1 (ko) | 2011-08-11 | 2013-09-17 | 삼성에스디아이 주식회사 | 연료 전지용 촉매층 조성물, 그리고 이를 이용한 연료 전지용 전극, 연료 전지용 전극의 제조 방법, 연료 전지용 막-전극 어셈블리 및 연료 전지 시스템 |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
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US5531883A (en) | 1993-01-23 | 1996-07-02 | Johnson Matthey Public Limited Company | Electrode |
JP2003077479A (ja) | 2001-09-04 | 2003-03-14 | Matsushita Electric Ind Co Ltd | 高分子電解質型燃料電池およびその製造方法 |
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Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
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US5531883A (en) | 1993-01-23 | 1996-07-02 | Johnson Matthey Public Limited Company | Electrode |
JP2003077479A (ja) | 2001-09-04 | 2003-03-14 | Matsushita Electric Ind Co Ltd | 高分子電解質型燃料電池およびその製造方法 |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20150145495A (ko) | 2014-06-20 | 2015-12-30 | 서금수 | 벌통 지지 장치 |
CN104813964A (zh) * | 2015-04-20 | 2015-08-05 | 长兴意蜂蜂业科技有限公司 | 一种蜂箱用隔离装置 |
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