KR20050004167A - 가스확산전극 - Google Patents
가스확산전극 Download PDFInfo
- Publication number
- KR20050004167A KR20050004167A KR10-2004-7018722A KR20047018722A KR20050004167A KR 20050004167 A KR20050004167 A KR 20050004167A KR 20047018722 A KR20047018722 A KR 20047018722A KR 20050004167 A KR20050004167 A KR 20050004167A
- Authority
- KR
- South Korea
- Prior art keywords
- gas diffusion
- catalyst layer
- diffusion electrode
- gas
- polymer electrolyte
- Prior art date
Links
Classifications
-
- 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
-
- 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
-
- 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
- H01M4/8803—Supports for the deposition of the catalytic active composition
- H01M4/8807—Gas diffusion layers
-
- 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
- H01M4/92—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
- H01M8/1004—Fuel cells with solid electrolytes characterised by membrane-electrode assemblies [MEA]
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M2300/00—Electrolytes
- H01M2300/0017—Non-aqueous electrolytes
- H01M2300/0065—Solid electrolytes
- H01M2300/0082—Organic polymers
-
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Life Sciences & Earth Sciences (AREA)
- Materials Engineering (AREA)
- Sustainable Development (AREA)
- Sustainable Energy (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Inert Electrodes (AREA)
- Fuel Cell (AREA)
Abstract
Description
메디안지름(㎛) | 공극율(%) | |
촉매층 A | 0.05 | 0.05 |
촉매층 B | 0.1 | 1.5 |
촉매층 C | 5 | 4 |
촉매층 D | 10 | 15 |
촉매층 E | 20 | 18 |
건조온도(℃) | 공극율(%) | ||
제 1 건조실 | 제 2 건조실 | ||
촉매층 B1 | 40 | 80 | 0.06 |
촉매층 B2 | 60 | 80 | 2.0 |
촉매층 B3 | 80 | 80 | 7.5 |
촉매층 B4 | 95 | 80 | 16 |
Claims (1)
- 다공성재료를 포함한 가스확산층 및 촉매층을 구비하고, 면내에서 수분을 균일하게 유지할 수 있는 가스확산전극으로서,상기 가스확산층의 상기 촉매층쪽 면에서, 상기 가스확산층의 기공의 면적이 상기 가스확산전극의 일끝단으로부터 다른 끝단을 향하여 커지고 있는 것을 특징으로 하는 가스확산전극.
Applications Claiming Priority (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JPJP-P-2001-00064573 | 2001-03-08 | ||
JP2001064573A JP4876318B2 (ja) | 2001-03-08 | 2001-03-08 | 高分子電解質型燃料電池とその製造方法 |
JP2001124370A JP4880131B2 (ja) | 2001-04-23 | 2001-04-23 | ガス拡散電極およびこれを用いた燃料電池 |
JPJP-P-2001-00124370 | 2001-04-23 | ||
PCT/JP2002/002045 WO2002073721A1 (en) | 2001-03-08 | 2002-03-05 | Gas diffusion electrode and fuel cell using this |
Related Parent Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR10-2002-7014600A Division KR100474941B1 (ko) | 2001-03-08 | 2002-03-05 | 가스확산전극 및 이것을 사용한 연료전지 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20050004167A true KR20050004167A (ko) | 2005-01-12 |
KR100497302B1 KR100497302B1 (ko) | 2005-06-23 |
Family
ID=26610846
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR10-2002-7014600A KR100474941B1 (ko) | 2001-03-08 | 2002-03-05 | 가스확산전극 및 이것을 사용한 연료전지 |
KR10-2004-7018722A KR100497302B1 (ko) | 2001-03-08 | 2002-03-05 | 가스확산전극 |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR10-2002-7014600A KR100474941B1 (ko) | 2001-03-08 | 2002-03-05 | 가스확산전극 및 이것을 사용한 연료전지 |
Country Status (5)
Country | Link |
---|---|
US (1) | US6991870B2 (ko) |
EP (1) | EP1357617A4 (ko) |
KR (2) | KR100474941B1 (ko) |
CN (1) | CN1263186C (ko) |
WO (1) | WO2002073721A1 (ko) |
Families Citing this family (33)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2004004054A1 (en) * | 2002-06-28 | 2004-01-08 | Foamex L.P. | Gas diffusion layer for fuel cells |
US20040001991A1 (en) * | 2002-07-01 | 2004-01-01 | Kinkelaar Mark R. | Capillarity structures for water and/or fuel management in fuel cells |
US20040191605A1 (en) * | 2002-12-27 | 2004-09-30 | Foamex L.P. | Gas diffusion layer containing inherently conductive polymer for fuel cells |
JP3985714B2 (ja) * | 2003-04-02 | 2007-10-03 | セイコーエプソン株式会社 | 燃料電池の製造方法 |
US20050130023A1 (en) * | 2003-05-09 | 2005-06-16 | Lebowitz Jeffrey I. | Gas diffusion layer having carbon particle mixture |
US7598054B2 (en) * | 2003-10-31 | 2009-10-06 | Immunetics, Inc. | Rapid peptidoglycan-based assay for detection of bacterial contamination of platelets |
JP4131408B2 (ja) * | 2004-02-13 | 2008-08-13 | アイシン精機株式会社 | 固体高分子型燃料電池の製造方法 |
KR100670279B1 (ko) * | 2005-01-26 | 2007-01-16 | 삼성에스디아이 주식회사 | 연료전지용 얇은 막전극 접합체 및 이를 채용한 연료전지 |
KR100696621B1 (ko) * | 2005-05-11 | 2007-03-19 | 삼성에스디아이 주식회사 | 연료전지용 전극기재, 이의 제조방법 및 이를 포함하는막-전극 어셈블리 |
US7879029B2 (en) * | 2005-12-30 | 2011-02-01 | Biosense Webster, Inc. | System and method for selectively energizing catheter electrodes |
KR20070106200A (ko) * | 2006-04-28 | 2007-11-01 | 삼성에스디아이 주식회사 | 연료전지용 막-전극 어셈블리, 이의 제조방법 및 이를포함하는 연료전지 시스템 |
JP5031302B2 (ja) * | 2006-09-07 | 2012-09-19 | 株式会社ノリタケカンパニーリミテド | ガス拡散電極の形成方法 |
JP5332092B2 (ja) * | 2006-09-11 | 2013-11-06 | トヨタ自動車株式会社 | 燃料電池 |
KR20080105255A (ko) | 2007-05-30 | 2008-12-04 | 현대자동차주식회사 | 전기전도도가 향상된 5-레이어 mea 제조 방법 |
US8765323B2 (en) * | 2007-06-12 | 2014-07-01 | Canon Kabushiki Kaisha | Membrane electrode assembly and fuel cell with dendritic shape catalyst layer |
TWI398982B (zh) * | 2007-08-15 | 2013-06-11 | Univ Feng Chia | 經改質碳化基材及其製備方法與用途 |
KR100957302B1 (ko) * | 2007-09-07 | 2010-05-12 | 현대자동차주식회사 | 연료전지용 막-전극 접합체의 제조방법 |
US7741243B2 (en) * | 2007-10-05 | 2010-06-22 | Canon Kabushiki Kaisha | Production method of catalyst layer |
JP2012521070A (ja) | 2009-03-18 | 2012-09-10 | ユーティーシー パワー コーポレイション | パージマニホルドを備えた燃料電池 |
TWI396323B (zh) * | 2009-12-16 | 2013-05-11 | Univ Nat Sun Yat Sen | 燃料電池之電極結構及其製作方法 |
US20110159403A1 (en) * | 2010-03-02 | 2011-06-30 | Ford Global Technologies, Llc | Layered Catalyst Assembly and Electrode Assembly Employing the Same |
US20110159400A1 (en) * | 2010-03-02 | 2011-06-30 | Ford Global Technologies, Llc | Hybrid Catalyst System and Electrode Assembly Employing the Same |
JP5534906B2 (ja) * | 2010-03-31 | 2014-07-02 | Jx日鉱日石エネルギー株式会社 | 膜電極接合体および燃料電池 |
KR101162876B1 (ko) | 2010-11-03 | 2012-07-05 | 삼성에스디아이 주식회사 | 연료전지 모듈 및 그 제조 방법 |
JP5736232B2 (ja) * | 2011-05-17 | 2015-06-17 | 東芝燃料電池システム株式会社 | 固体高分子形燃料電池 |
CN103855407B (zh) * | 2012-12-04 | 2016-05-25 | 中国科学院大连化学物理研究所 | 一种改善电压分布均一性的膜电极 |
KR101724960B1 (ko) | 2015-12-08 | 2017-04-10 | 현대자동차주식회사 | 연료전지 및 그 제어방법 |
JP6465237B1 (ja) * | 2017-10-30 | 2019-02-06 | 凸版印刷株式会社 | 電極触媒層、膜電極接合体及び固体高分子形燃料電池 |
CN112838234B (zh) * | 2019-11-22 | 2022-03-11 | 西部金属材料股份有限公司 | 金属纤维流场和金属纤维气体扩散层一体化烧结的双极板 |
CN111146467A (zh) * | 2019-12-11 | 2020-05-12 | 青岛科技大学 | 一种孔径梯度化微孔层式气体扩散层的制备方法 |
CN112522734A (zh) * | 2020-11-17 | 2021-03-19 | 广东省科学院新材料研究所 | 一种用于在液体环境中电解制气的多孔电极及其制备方法 |
CN112599792B (zh) * | 2020-12-14 | 2022-07-19 | 中国科学院大连化学物理研究所 | 一种燃料电池膜电极催化层的制备方法 |
WO2022159101A1 (en) * | 2021-01-22 | 2022-07-28 | Robert Bosch Gmbh | Fuel cell gas diffusion layers |
Family Cites Families (15)
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JPS61269857A (ja) * | 1985-05-24 | 1986-11-29 | Toshiba Corp | 燃料電池 |
JPH02162650A (ja) * | 1988-12-15 | 1990-06-22 | Mitsubishi Electric Corp | 触媒の製法 |
JP3245929B2 (ja) * | 1992-03-09 | 2002-01-15 | 株式会社日立製作所 | 燃料電池及びその応用装置 |
JPH07254419A (ja) * | 1994-03-15 | 1995-10-03 | Tanaka Kikinzoku Kogyo Kk | 高分子電解質型電気化学セル用電極及びその製造方法 |
JPH08264192A (ja) * | 1995-03-23 | 1996-10-11 | Fuji Electric Co Ltd | 燃料電池の電極基材およびその製造方法 |
US5607785A (en) * | 1995-10-11 | 1997-03-04 | Tanaka Kikinzoku Kogyo K.K. | Polymer electrolyte electrochemical cell and process of preparing same |
US5672439A (en) * | 1995-12-18 | 1997-09-30 | Ballard Power Systems, Inc. | Method and apparatus for reducing reactant crossover in an electrochemical fuel cell |
JPH09283153A (ja) | 1996-04-09 | 1997-10-31 | Ishikawajima Harima Heavy Ind Co Ltd | 固体高分子電解質型燃料電池 |
US5677074A (en) * | 1996-06-25 | 1997-10-14 | The Dais Corporation | Gas diffusion electrode |
US5783325A (en) * | 1996-08-27 | 1998-07-21 | The Research Foundation Of State Of New York | Gas diffusion electrodes based on poly(vinylidene fluoride) carbon blends |
IT1291603B1 (it) * | 1997-04-18 | 1999-01-11 | De Nora Spa | Elettrodi a diffusione gassosa per cella a combustibile a membrana polimerica |
KR100201572B1 (ko) | 1997-04-18 | 1999-06-15 | 최수현 | 코팅 및 롤링의 혼합법에 의한 연료전지의 전극 제조방법 |
DE19751297A1 (de) * | 1997-11-19 | 1999-05-20 | Siemens Ag | Gasdiffusionselektrode und deren Herstellung |
CA2290089A1 (en) * | 1998-11-24 | 2000-05-24 | Ballard Power Systems Inc. | Electrochemical fuel cell with an electrode having an in-plane nonuniform structure |
JP4528386B2 (ja) * | 1999-08-18 | 2010-08-18 | 株式会社東芝 | 固体高分子型燃料電池およびその製造方法 |
-
2002
- 2002-03-05 US US10/296,338 patent/US6991870B2/en not_active Expired - Lifetime
- 2002-03-05 KR KR10-2002-7014600A patent/KR100474941B1/ko active IP Right Grant
- 2002-03-05 WO PCT/JP2002/002045 patent/WO2002073721A1/ja active IP Right Grant
- 2002-03-05 EP EP02702748A patent/EP1357617A4/en not_active Withdrawn
- 2002-03-05 CN CNB028005155A patent/CN1263186C/zh not_active Expired - Lifetime
- 2002-03-05 KR KR10-2004-7018722A patent/KR100497302B1/ko active IP Right Grant
Also Published As
Publication number | Publication date |
---|---|
US6991870B2 (en) | 2006-01-31 |
CN1263186C (zh) | 2006-07-05 |
EP1357617A1 (en) | 2003-10-29 |
KR20020093107A (ko) | 2002-12-12 |
CN1457521A (zh) | 2003-11-19 |
WO2002073721A1 (en) | 2002-09-19 |
KR100474941B1 (ko) | 2005-03-10 |
EP1357617A4 (en) | 2008-03-26 |
KR100497302B1 (ko) | 2005-06-23 |
US20030087145A1 (en) | 2003-05-08 |
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