WO2001017048A1 - Cellule electrochimique - Google Patents
Cellule electrochimique Download PDFInfo
- Publication number
- WO2001017048A1 WO2001017048A1 PCT/JP2000/005855 JP0005855W WO0117048A1 WO 2001017048 A1 WO2001017048 A1 WO 2001017048A1 JP 0005855 W JP0005855 W JP 0005855W WO 0117048 A1 WO0117048 A1 WO 0117048A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- gasket
- fuel cell
- sheet
- cell according
- pair
- 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
- H01M8/00—Fuel cells; Manufacture thereof
- H01M8/24—Grouping of fuel cells, e.g. stacking of fuel cells
- H01M8/241—Grouping of fuel cells, e.g. stacking of fuel cells with solid or matrix-supported electrolytes
- H01M8/242—Grouping of fuel cells, e.g. stacking of fuel cells with solid or matrix-supported electrolytes comprising framed electrodes or intermediary frame-like gaskets
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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
- H01M8/02—Details
- H01M8/0271—Sealing or supporting means around electrodes, matrices or membranes
- H01M8/0273—Sealing or supporting means around electrodes, matrices or membranes with sealing or supporting means in the form of a frame
-
- 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
-
- 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
- H01M8/02—Details
- H01M8/0271—Sealing or supporting means around electrodes, matrices or membranes
- H01M8/028—Sealing means characterised by their material
- H01M8/0284—Organic resins; 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
Definitions
- the present invention relates to a fuel cell that is an electrochemical cell that continuously converts chemical energy from fuel and oxides into electric energy.
- a fuel cell is a single cell with a membrane-electrode assembly (hereinafter referred to as MEA) in which a polymer electrolyte membrane, a catalyst layer, and a reaction electrode layer are stacked between a pair of facing collector electrodes (separator).
- MEA membrane-electrode assembly
- the fuel cell in order to make the overall size of the cell as small as possible, it is particularly preferable to reduce the size in the thickness direction. Therefore, it is desired to reduce the thickness of each component.
- the material of the separator a material such as stainless steel, metal, etc., which easily flows electricity is selected. From the viewpoint of corrosion resistance, nylon is used.
- the thickness is preferably as small as possible, and is preferably about 2 mm or less, preferably about lmm or less. Since the thickness of the Ribbon-made Separete has no elongation property, it is easily broken by excessive deformation such as a radius.
- the positive and negative reaction electrode layers used in contact with the separator are made of a corrosion-resistant porous carbon that allows the passage of fuels, hydrogen and oxygen.
- the thickness is as thin as about 1 mm or less, preferably about 500 mm or less, and more preferably about 300 // m or less.Because it is porous, it has poor resistance to deformation such as compression. .
- the polymer electrolyte membrane is an ion exchange membrane having a thickness of about lmm or less, preferably about 500 ⁇ m or less, more preferably about 200 ⁇ m or less, and is crosslinked. In addition, since it is used in a wet state (gel state), its strength is low.
- Each component material having such a thickness which constitutes a single cell, has a small amount of elongation and is easily broken by deformation, so that if handled roughly during cell assembly, each component will be broken. Become. Also, tightening the fuel cell with strong force to ensure the seal can cause damage from weak parts.
- An object of the present invention is to maintain a required sealing property in a single cell and prevent drying of a polymer electrolyte membrane, thereby maintaining a stable power generation efficiency, and further, deteriorating parts having excellent disassembly and assembly workability.
- An object of the present invention is to provide a fuel cell that can be easily replaced and that can achieve a significant reduction in manufacturing cost.
- a polymer / electrolyte membrane, a catalyst layer and a reaction electrode layer, each of which is laminated are disposed between a pair of opposed separation layers to form a single cell. It is a stack in which a plurality of single cells are stacked.
- the membrane / electrode assembly is sandwiched and held between a pair of resin gasket sheets facing each other, and the outer surface of the gasket sheet is also held.
- a gasket made of a cured rubber material is integrally formed on the inner surface of the separator and the inner surface of the separator, and these gaskets are adhered to the inner surface of the separator and the outer surface of the gasket sheet, respectively. Sealing property is secured.
- the membrane-electrode assembly is held by a pair of gasket sheets, so that in the production of a single cell, the membrane-electrode assembly is easily and accurately maintained at a constant surface pressure.
- the work efficiency and handleability during single cell assembly are significantly improved.
- the gasket ensures the required sealing properties during the night of separation, and the fuel cell maintains the sealing properties for a long period of use, thus evaporating water vapor in the polymer electrolyte membrane. Drying is prevented, and stable power generation efficiency is obtained.
- FIG. 1 shows a main unit of a single cell of a first embodiment of a fuel cell according to the present invention. It is a longitudinal cross-sectional view which shows a part.
- FIG. 2 is a longitudinal sectional view of a main part of a single cell seal portion when a fuel cell is assembled.
- FIG. 3 is a longitudinal sectional view showing a main part of a unit cell in which a gasket is formed between a gasket sheet sandwiching portion and a spacer.
- FIG. 4 is a longitudinal sectional view showing a main part of a unit cell in which a gasket is formed on the inner surface side of the separator.
- FIG. 5 is a longitudinal sectional view showing a main part of a single cell of the second embodiment.
- FIG. 6 shows an embodiment in which the positional relationship between the spacer and the gasket in the embodiment of FIG. 5 is reversed.
- FIG. 7 shows an embodiment in which a spacer and a gasket are formed on the inner surface side of the separator in the embodiment of FIG.
- FIG. 1 is a cross-sectional view showing a first embodiment of a unit cell as a minimum unit constituting a fuel cell by stacking tens to hundreds of sheets.
- the single cell 1 has a pair of opposed rectangular separators 2 and 3 formed in a planar rectangular shape, and a polymer electrolyte membrane 5 and a catalyst layer also formed in a planar rectangular shape between the separators 2 and 3.
- a membrane consisting of the reaction electrode layers 4, 4 ', etc., present on the surface or inside, and an electrode assembly (MEA) are arranged.
- the MEA is held by a planar rectangular polymer electrolyte membrane 5 protruded from the outer surface with sufficient dimensions.
- the protruded portion 5 ′ of the polymer electrolyte membrane 5 is formed of a pair of opposed elastic members formed into a frame shape together with a fixed-sized, for example, frame-shaped or elongated plate-shaped spacer sheet 5 a. It is sandwiched from above and below by the sandwiching portions 6 ′, ⁇ ′ of the resin gasket sheets 6, 7 having a softness.
- the MEA is held in a press-fit state by a pair of gasket sheets 6 and 7 from above and below from the upper and lower sides via the flange protrusion 5 ′ of the polymer electrolyte membrane 5 and the spacer sheet 5a.
- the gap between the sandwiching portions 6 ′-7 ′ where the inner ends of the gasket sheets 6, 7 traveled is made smaller than the thickness of the polymer electrolyte membrane 5, so that the flange portion 5 ′ Enables retention.
- Gaskets 8, 9 having a convex cross-section formed by using a cured rubber material are integrated with the outer surfaces of the outer ends of the gasket sheets 6, 7, respectively.
- the gasket can be formed on the inner side of Separet.
- the gasket formed to have a convex cross section has, for example, a width of about 1 to 3 mm at the base and a total height of about 0.3 to 1.5 mm.
- Making the top of the gasket a convex cross section reduces the contact area with the opposing seal surface (the surface to be sealed), and ensures a reliable seal with a small tightening pressure.
- a soft material with a hardness (JISA) of 60 or less is used, even with a small tightening pressure, it is possible to seal the seal surface uniformly and easily. Such a reliable seal can effectively prevent leakage of water vapor or liquid from the inside of the cell to the outside of the cell.
- a gasket made of a material having a small base width and height and a low hardness is not uniform in shape, and is extremely difficult to handle during assembly. It's also difficult to distribute Therefore, the soft gasket is reinforced and made easy to handle by joining integrally with the gasket sheet.
- the production of a single cell can be performed step by step.
- two such integrated gasket-gasket sheet materials are positioned so that the gaskets face each other, and the sandwich of the polymer electrolyte membrane is formed between the inner peripheral edges of the four sides of the frame-shaped gasket sheet.
- the above-mentioned integrated product and MEA are integrated by thermocompression bonding so that the flanged portion is sandwiched.
- a spacer may be inserted at the same time.
- the upper and lower sheets are stacked together to form a single cell.
- the single cells manufactured in this manner are all stacked at precise positions without any damage to the weak electrode layer, the polymer electrolyte membrane and the gasket.
- the fuel cell of the present embodiment having the above configuration operates as follows.
- the MEA is held by two gasket sheets 6 and 7 pressed together via the polymer electrolyte membrane 5 and the spacer sheet 5a. Therefore, in the production of each single cell 1, the MEA can be easily and accurately positioned with the surface pressure kept constant, and work efficiency and handleability in assembling the single cell are greatly improved.
- the gaskets 8 and 9 ensure the required sealing properties between the separators 2 and 3, and even if the service life of the fuel cell is extended over a long period of time, the sealing properties between them are stably maintained. Drying due to evaporation of water vapor in the electrolyte membrane is prevented, and stable power generation efficiency is obtained.
- the gasket sheets 6, 7 and the spacer sheet 5a are each formed to have a predetermined thickness, the gap between the upper and lower separators is constant even when sandwiched between the upper and lower separators 2, 3. Stop while keeping the interval, This prevents the fragile material ME A from being damaged.
- FIG. 2 is a longitudinal sectional view of a main part of a single cell seal portion when a fuel cell is assembled.
- the gasket sheet is crimped or thermocompression-bonded so that the flange portion 5 'of the polymer electrolyte membrane is sandwiched between the end portions 6a and 7a (corresponding to the clipping portions 6' and ⁇ 'which have been traveled).
- the non-deformed portion of the gasket sheet is also pressed against the opposing surface between 6b-7b and 6c-7c.
- a polyester film, a polyamide film, a polyimide film, a polyethylene naphthalate film, or the like having a thickness of about lmm or less, preferably about 200 m or less, and more preferably about 50 m or less is used. .
- polymer electrolyte membrane 5 is punched into required shape using 0.2 mm thick polymer electrolyte membrane 5 and 0.7 mm thick stainless steel spacer sheet 5 a. After processing, the MEA electrolyte membrane was sandwiched and thermocompression bonded.
- polyester film Mitsubishi Chemical's Diafoil S100-100 was used as a molding material for the gasket sheets 6 and 7, and this was punched into a frame of the required size.
- gaskets 8 and 9 were integrally formed on the outer surfaces of the outer ends of the gasket sheets 6 and 7 by an injection molding method or a LIM molding method.
- a rubber cured material that is the material of the gaskets 8 and 9
- a rubber having adhesiveness to a thermoplastic resin film can be preferably used.
- any material can be used as long as it has a hardness (JISA) of 60 or less, preferably 20 to 40, and is a cured rubber material that can secure the required sealing property. it can.
- Liquid rubber can be used in addition to rubber in general form. Can be.
- Common types of rubber include, for example, highly saturated rubbers such as ethylene propylene rubber, fluorine rubber, hydrogenated nitrile rubber, hydrogenated styrene butadiene copolymer, and hydrogenated styrene isoprene copolymer.
- a saturated thermoplastic elastomer or the like is used.
- As the liquid rubber liquid silicone rubber, liquid nitrile rubber, liquid ethylene propylene rubber, liquid fluoro rubber, or the like is used. Since these rubbers are used integrally with a low-strength sheet-like material such as a separator, an electrode, or a polymer electrolyte membrane, a liquid rubber having a low molding pressure is preferably used.
- the viscosity when uncured is 5000 to 10,000 Pa's (25 ° C), and the hardness after curing (JISA) is 40.
- a liquid silicone rubber (X-34—1277 A / B manufactured by Shin-Etsu Chemical Co., Ltd.) set the temperature of the molding die to 140 ° C, heat and hold for 150 seconds, and use the gasket sheet 6, 7 Gaskets 8 and 9 were integrally formed on the outer end surface of the.
- FIG. 3 shows an embodiment in which the gaskets 8, 9 are formed between the gasket sheet sandwiching portions 6 ', 7' and the spacer sheet 5a.
- the gaskets 6 and 7 and the separators 2 and 3 are pressed and sealed by the gaskets 8 and 9, so that the gasket sheets 5 and 9 are sealed from the polymer electrolyte membrane 5 side.
- the movement of the acid to the sash 5a side is effectively suppressed, and the corrosion of the space sheet 5a by the acid is prevented.
- FIG. 4 shows an embodiment in which gaskets 8, 9 are formed on the inner surfaces 2a, 3a of the separators 2, 3. Also in this case, the corrosion of the steel sheet by the acid can be effectively suppressed.
- FIG. 5 is a sectional view showing a main part of a single cell 10 according to the second embodiment of the present invention.
- Components common to the single cell 1 of the first embodiment are denoted by the same reference numerals.
- gasket sheets 11 and 12 having different shapes from the gasket sheets 6 and 7 of the first embodiment are prepared, and the outer ends of the gasket sheets 11 and 12 are prepared.
- Spacer sheets 13 and 14 each having an L-shaped cross section are arranged on the outer surface of each part, and the gaskets 15 and 16 are sandwiched between the spacer sheets 13 and 14. It is integrally molded.
- a 0.2 mm thick polymer electrolyte membrane 5 and a 0.35 mm thick stainless steel spacer sheets 13 and 14 were used, The sheet was punched into a rectangular shape and a frame shape, and integrated by thermocompression bonding with the flange portion 5 ′ of the polymer electrolyte membrane 5 interposed therebetween.
- a polyester film (Diafoil S100-100) was used as a molding resin material for the gasket sheets 11 and 12, and this was punched and formed into a frame having a required size.
- 15 and 16 were integrally formed using the same material and molding method as in the first embodiment.
- FIG. 6 shows an embodiment in which the positional relationship between the spacers 13 and 14 and the gaskets 15 and 16 in the embodiment of FIG. 5 is reversed.
- FIG. 7 shows a state in which the spacers 13 and 14 and the gaskets 15 and 16 are formed on the inner surfaces 2a and 3a sides of the separators 2 and 3 in the embodiment of FIG. Is shown.
- the membrane-electrode assembly (MEA) is indirectly held by the pair of gaskets, the surface pressure of the membrane-electrode assembly is reduced in the production of a single cell. Positioning can be performed easily and accurately in a fixed state, greatly improving the work efficiency and handleability during single cell assembly, as well as excellent disassembly and assembly workability, and easy replacement of deteriorated parts. It is economical and has the advantage that a significant reduction in manufacturing costs can be realized.
- the gasket secures the required sealing performance during the night of separation, and the fuel cell maintains the sealing performance even over a long service life, so the water vapor in the polymer electrolyte membrane is maintained. Drying due to evaporation is prevented, which is effective for obtaining stable power generation efficiency.
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- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Sustainable Development (AREA)
- Sustainable Energy (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Fuel Cell (AREA)
Description
Claims
Priority Applications (6)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CA2371937A CA2371937C (en) | 1999-09-01 | 2000-08-30 | Fuel cell |
US09/936,246 US6720103B1 (en) | 1999-09-01 | 2000-08-30 | Fuel cell |
DE60044535T DE60044535D1 (de) | 1999-09-01 | 2000-08-30 | Brennstoffzelle mit dichtungsanordnung |
JP2001520493A JP4147773B2 (ja) | 1999-09-01 | 2000-08-30 | 燃料電池 |
AU68646/00A AU6864600A (en) | 1999-09-01 | 2000-08-30 | Fuel cell |
EP00956787A EP1220345B1 (en) | 1999-09-01 | 2000-08-30 | Fuel cell with gasket |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP24691599 | 1999-09-01 | ||
JP11/246915 | 1999-09-01 |
Publications (1)
Publication Number | Publication Date |
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WO2001017048A1 true WO2001017048A1 (fr) | 2001-03-08 |
Family
ID=17155654
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/JP2000/005855 WO2001017048A1 (fr) | 1999-09-01 | 2000-08-30 | Cellule electrochimique |
Country Status (7)
Country | Link |
---|---|
US (1) | US6720103B1 (ja) |
EP (1) | EP1220345B1 (ja) |
JP (1) | JP4147773B2 (ja) |
AU (1) | AU6864600A (ja) |
CA (1) | CA2371937C (ja) |
DE (1) | DE60044535D1 (ja) |
WO (1) | WO2001017048A1 (ja) |
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JP2005529451A (ja) * | 2002-04-03 | 2005-09-29 | スリーエム イノベイティブ プロパティズ カンパニー | 積層装置および方法 |
JP2005535091A (ja) * | 2002-08-02 | 2005-11-17 | ペメアス ゲーエムベーハー | ポリイミド層を含む膜電極接合体 |
JP2006506790A (ja) * | 2002-11-15 | 2006-02-23 | スリーエム イノベイティブ プロパティズ カンパニー | ユニット化燃料電池アセンブリ |
US7070876B2 (en) * | 2003-03-24 | 2006-07-04 | Ballard Power Systems, Inc. | Membrane electrode assembly with integrated seal |
JP2006185613A (ja) * | 2004-12-24 | 2006-07-13 | Nissan Motor Co Ltd | 燃料電池スタック |
JP2006216424A (ja) * | 2005-02-04 | 2006-08-17 | Toyota Motor Corp | 燃料電池 |
JP2007035621A (ja) * | 2005-07-22 | 2007-02-08 | Samsung Sdi Co Ltd | 高温用燃料電池システム |
JP2007157420A (ja) * | 2005-12-02 | 2007-06-21 | Samsung Sdi Co Ltd | 燃料電池用の封止材、燃料電池及び燃料電池の製造方法 |
US7402357B2 (en) * | 2003-06-27 | 2008-07-22 | Delphi Technologies, Inc | Gas-filled gasket for a solid-oxide fuel cell assembly |
EP1973184A2 (en) | 2007-03-19 | 2008-09-24 | Nissan Motor Co., Ltd. | Membrane Electrode Assembly and Method of Manufacturing Same |
JP2008293989A (ja) * | 2003-04-02 | 2008-12-04 | Panasonic Corp | 燃料電池用電解質膜構造、燃料電池用電解質膜−電極接合体構造、及び燃料電池 |
US7569298B2 (en) * | 2001-06-08 | 2009-08-04 | Toyota Jidosha Kabushiki Kaisha | Separator seal structure for a fuel cell |
JP2009299903A (ja) * | 2001-03-09 | 2009-12-24 | Nok Corp | ガスケット |
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US7799484B2 (en) * | 2001-03-09 | 2010-09-21 | Nok Corporation | Gasket for electrolyte membrane |
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KR20200012865A (ko) * | 2017-05-30 | 2020-02-05 | 엔오케이 가부시키가이샤 | 캐리어 필름이 구비된 개스킷의 취급방법 |
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FR3119940A1 (fr) * | 2021-02-16 | 2022-08-19 | Commissariat à l'Energie Atomique et aux Energies Alternatives | Cellule électrochimique à étanchéité périphérique améliorée |
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Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH07249417A (ja) * | 1994-03-10 | 1995-09-26 | Toyota Motor Corp | 燃料電池の単電池およびその製造方法 |
JPH08279364A (ja) * | 1995-02-09 | 1996-10-22 | Fuji Electric Co Ltd | 固体電解質型燃料電池 |
JPH0963622A (ja) * | 1995-08-29 | 1997-03-07 | Mitsubishi Electric Corp | 固体高分子形燃料電池の製造方法及び固体高分子形燃料電池 |
JPH1055813A (ja) * | 1996-08-08 | 1998-02-24 | Aisin Seiki Co Ltd | 燃料電池の組立て構造 |
JPH10302814A (ja) * | 1997-04-25 | 1998-11-13 | Aisin Takaoka Ltd | 固体高分子型燃料電池 |
EP0914922A1 (en) * | 1997-10-29 | 1999-05-12 | Aisin Takaoka Co., Ltd. | Silicone resin-metal composite |
JP2000021422A (ja) * | 1998-06-30 | 2000-01-21 | Toshiba Corp | 燃料電池用セパレータの製造方法及び燃料電池用セパレータ |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4748092A (en) * | 1987-01-02 | 1988-05-31 | Continental Can Company, Inc. | Frame for a cell construction |
JP3052536B2 (ja) * | 1992-02-26 | 2000-06-12 | 富士電機株式会社 | 固体高分子電解質型燃料電池 |
DE19544189C2 (de) * | 1995-11-28 | 1997-04-24 | Voith Turbo Kg | Antriebseinheit |
DE19713250C2 (de) * | 1997-03-29 | 2002-04-18 | Ballard Power Systems | Elektrochemischer Energiewandler mit Polymerelektrolytmembran |
AU8329398A (en) * | 1997-07-16 | 1999-02-10 | Ballard Power Systems Inc. | Resilient seal for membrane electrode assembly (mea) in an electrochemical fuel cell and method of making same |
JPH11219714A (ja) * | 1998-02-03 | 1999-08-10 | Matsushita Electric Ind Co Ltd | 燃料電池 |
WO2000010216A1 (en) * | 1998-08-10 | 2000-02-24 | Gore Enterprise Holdings, Inc. | A membrane electrode gasket assembly |
EP1174482B1 (en) * | 1999-04-27 | 2015-08-05 | Nok Corporation | Gasket |
DE19926026A1 (de) * | 1999-05-28 | 2000-11-30 | Heliocentris Energiesysteme | Membran-Elektroden-Einheit für Brennstoffzellen u. dgl. |
US6261711B1 (en) * | 1999-09-14 | 2001-07-17 | Plug Power Inc. | Sealing system for fuel cells |
-
2000
- 2000-08-30 CA CA2371937A patent/CA2371937C/en not_active Expired - Fee Related
- 2000-08-30 DE DE60044535T patent/DE60044535D1/de not_active Expired - Lifetime
- 2000-08-30 AU AU68646/00A patent/AU6864600A/en not_active Abandoned
- 2000-08-30 EP EP00956787A patent/EP1220345B1/en not_active Expired - Lifetime
- 2000-08-30 JP JP2001520493A patent/JP4147773B2/ja not_active Expired - Fee Related
- 2000-08-30 WO PCT/JP2000/005855 patent/WO2001017048A1/ja active Application Filing
- 2000-08-30 US US09/936,246 patent/US6720103B1/en not_active Expired - Lifetime
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH07249417A (ja) * | 1994-03-10 | 1995-09-26 | Toyota Motor Corp | 燃料電池の単電池およびその製造方法 |
JPH08279364A (ja) * | 1995-02-09 | 1996-10-22 | Fuji Electric Co Ltd | 固体電解質型燃料電池 |
JPH0963622A (ja) * | 1995-08-29 | 1997-03-07 | Mitsubishi Electric Corp | 固体高分子形燃料電池の製造方法及び固体高分子形燃料電池 |
JPH1055813A (ja) * | 1996-08-08 | 1998-02-24 | Aisin Seiki Co Ltd | 燃料電池の組立て構造 |
JPH10302814A (ja) * | 1997-04-25 | 1998-11-13 | Aisin Takaoka Ltd | 固体高分子型燃料電池 |
EP0914922A1 (en) * | 1997-10-29 | 1999-05-12 | Aisin Takaoka Co., Ltd. | Silicone resin-metal composite |
JP2000021422A (ja) * | 1998-06-30 | 2000-01-21 | Toshiba Corp | 燃料電池用セパレータの製造方法及び燃料電池用セパレータ |
Cited By (27)
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US7799484B2 (en) * | 2001-03-09 | 2010-09-21 | Nok Corporation | Gasket for electrolyte membrane |
JP2009299903A (ja) * | 2001-03-09 | 2009-12-24 | Nok Corp | ガスケット |
US7569298B2 (en) * | 2001-06-08 | 2009-08-04 | Toyota Jidosha Kabushiki Kaisha | Separator seal structure for a fuel cell |
US8309218B2 (en) | 2002-04-03 | 2012-11-13 | 3M Innovative Properties Company | Lamination apparatus and methods |
JP2005529451A (ja) * | 2002-04-03 | 2005-09-29 | スリーエム イノベイティブ プロパティズ カンパニー | 積層装置および方法 |
JP2005535091A (ja) * | 2002-08-02 | 2005-11-17 | ペメアス ゲーエムベーハー | ポリイミド層を含む膜電極接合体 |
KR101023636B1 (ko) * | 2002-08-02 | 2011-03-22 | 바스프 푸엘 셀 게엠베하 | 폴리이미드층을 포함하는 막 전극 단위 |
JP2006506790A (ja) * | 2002-11-15 | 2006-02-23 | スリーエム イノベイティブ プロパティズ カンパニー | ユニット化燃料電池アセンブリ |
US7070876B2 (en) * | 2003-03-24 | 2006-07-04 | Ballard Power Systems, Inc. | Membrane electrode assembly with integrated seal |
US7722978B2 (en) | 2003-03-24 | 2010-05-25 | Daimler Ag | Membrane electrode assembly with integrated seal |
JP2008293989A (ja) * | 2003-04-02 | 2008-12-04 | Panasonic Corp | 燃料電池用電解質膜構造、燃料電池用電解質膜−電極接合体構造、及び燃料電池 |
US8268511B2 (en) | 2003-05-28 | 2012-09-18 | 3M Innovative Properties Company | Roll-good fuel cell fabrication processes, equipment, and articles produced from same |
US7402357B2 (en) * | 2003-06-27 | 2008-07-22 | Delphi Technologies, Inc | Gas-filled gasket for a solid-oxide fuel cell assembly |
JP2006185613A (ja) * | 2004-12-24 | 2006-07-13 | Nissan Motor Co Ltd | 燃料電池スタック |
JP2006216424A (ja) * | 2005-02-04 | 2006-08-17 | Toyota Motor Corp | 燃料電池 |
US9484581B2 (en) | 2005-06-30 | 2016-11-01 | Freudenberg-Nok General Partnership | Integrally molded gasket for a fuel cell assembly |
JP2007035621A (ja) * | 2005-07-22 | 2007-02-08 | Samsung Sdi Co Ltd | 高温用燃料電池システム |
JP2007157420A (ja) * | 2005-12-02 | 2007-06-21 | Samsung Sdi Co Ltd | 燃料電池用の封止材、燃料電池及び燃料電池の製造方法 |
EP1973184A2 (en) | 2007-03-19 | 2008-09-24 | Nissan Motor Co., Ltd. | Membrane Electrode Assembly and Method of Manufacturing Same |
JP2010067602A (ja) * | 2008-08-11 | 2010-03-25 | Dainippon Printing Co Ltd | 補強シート付き電解質膜−触媒層積層体及びそれを具備する固体高分子形燃料電池 |
JP2013508635A (ja) * | 2009-10-20 | 2013-03-07 | コミッサリア ア レネルジー アトミーク エ オ ゼネルジ ザルタナテイヴ | 異なる熱膨張係数を有する二つのエレメント間のシール |
JP2013125614A (ja) * | 2011-12-13 | 2013-06-24 | Honda Motor Co Ltd | 燃料電池 |
WO2021044940A1 (ja) * | 2019-09-06 | 2021-03-11 | 東洋紡フイルムソリューション株式会社 | 燃料電池用積層体 |
JPWO2021044940A1 (ja) * | 2019-09-06 | 2021-03-11 | ||
TWI729931B (zh) | 2019-09-06 | 2021-06-01 | 日商東洋紡薄膜解決股份有限公司 | 燃料電池用積層體 |
CN114364534A (zh) * | 2019-09-06 | 2022-04-15 | 东洋纺株式会社 | 燃料电池用层叠体 |
JP7223353B2 (ja) | 2019-09-06 | 2023-02-16 | 東洋紡株式会社 | 燃料電池用積層体 |
Also Published As
Publication number | Publication date |
---|---|
JP4147773B2 (ja) | 2008-09-10 |
EP1220345B1 (en) | 2010-06-09 |
AU6864600A (en) | 2001-03-26 |
CA2371937C (en) | 2010-02-16 |
CA2371937A1 (en) | 2001-03-08 |
DE60044535D1 (de) | 2010-07-22 |
EP1220345A1 (en) | 2002-07-03 |
US6720103B1 (en) | 2004-04-13 |
EP1220345A4 (en) | 2006-05-31 |
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