SE451919B - Elektrokemisk cellstapel med tetningsmaterial av polytetrafluoreten - Google Patents

Elektrokemisk cellstapel med tetningsmaterial av polytetrafluoreten

Info

Publication number: SE451919B
Authority: SE; Sweden
Prior art keywords: cell stack; sealing material; sealing; polytetrafluoroethylene; fuel
Prior art date: 1981-05-14

Application number

SE8203004A

Other languages

English (en)

Swedish (sv)

Other versions

SE8203004L (sv

Inventor

J Powers

J C Trocciola

R G Martin

Original Assignee

United Technologies Corp

Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)

1981-05-14

Filing date

1982-05-13

Publication date

1987-11-02

1982-05-13 Application filed by United Technologies Corp filed Critical United Technologies Corp

1982-11-15 Publication of SE8203004L publication Critical patent/SE8203004L/xx

1987-11-02 Publication of SE451919B publication Critical patent/SE451919B/sv

Links

239000003566 sealing material Substances 0.000 title claims description 27
239000000446 fuel Substances 0.000 claims description 22
NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 claims description 16
238000007789 sealing Methods 0.000 claims description 14
-1 polytetrafluoroethylene Polymers 0.000 claims description 10
229920001343 polytetrafluoroethylene Polymers 0.000 claims description 10
239000004810 polytetrafluoroethylene Substances 0.000 claims description 10
239000002245 particle Substances 0.000 claims description 9
229910000147 aluminium phosphate Inorganic materials 0.000 claims description 8
239000003921 oil Substances 0.000 claims description 8
239000007789 gas Substances 0.000 claims description 7
239000000945 filler Substances 0.000 claims description 6
239000003792 electrolyte Substances 0.000 claims description 3
239000000654 additive Substances 0.000 claims description 2
230000000996 additive effect Effects 0.000 claims description 2
239000003054 catalyst Substances 0.000 claims description 2
239000007800 oxidant agent Substances 0.000 claims 2
230000001590 oxidative effect Effects 0.000 claims 2
210000004027 cell Anatomy 0.000 description 20
239000000463 material Substances 0.000 description 11
229920000642 polymer Polymers 0.000 description 11
239000000203 mixture Substances 0.000 description 8
UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 5
239000002253 acid Substances 0.000 description 5
239000001257 hydrogen Substances 0.000 description 5
229910052739 hydrogen Inorganic materials 0.000 description 5
IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 4
QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 4
239000001301 oxygen Substances 0.000 description 4
229910052760 oxygen Inorganic materials 0.000 description 4
OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 3
KWYUFKZDYYNOTN-UHFFFAOYSA-M Potassium hydroxide Chemical compound [OH-].[K+] KWYUFKZDYYNOTN-UHFFFAOYSA-M 0.000 description 3
HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 3
239000004809 Teflon Substances 0.000 description 3
229920006362 Teflon® Polymers 0.000 description 3
229910002804 graphite Inorganic materials 0.000 description 3
239000010439 graphite Substances 0.000 description 3
239000011148 porous material Substances 0.000 description 3
230000002028 premature Effects 0.000 description 3
XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 2
210000003850 cellular structure Anatomy 0.000 description 2
150000001875 compounds Chemical class 0.000 description 2
239000007788 liquid Substances 0.000 description 2
229910052757 nitrogen Inorganic materials 0.000 description 2
239000000843 powder Substances 0.000 description 2
239000007921 spray Substances 0.000 description 2
239000000126 substance Substances 0.000 description 2
239000002562 thickening agent Substances 0.000 description 2
ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 description 1
229920000181 Ethylene propylene rubber Polymers 0.000 description 1
239000004812 Fluorinated ethylene propylene Substances 0.000 description 1
229920004449 Halon® Polymers 0.000 description 1
229910002651 NO3 Inorganic materials 0.000 description 1
229920002125 Sokalan® Polymers 0.000 description 1
230000002378 acidificating effect Effects 0.000 description 1
230000003915 cell function Effects 0.000 description 1
238000006243 chemical reaction Methods 0.000 description 1
239000003153 chemical reaction reagent Substances 0.000 description 1
239000000460 chlorine Substances 0.000 description 1
229910052801 chlorine Inorganic materials 0.000 description 1
230000006835 compression Effects 0.000 description 1
238000007906 compression Methods 0.000 description 1
230000006378 damage Effects 0.000 description 1
230000006837 decompression Effects 0.000 description 1
230000001627 detrimental effect Effects 0.000 description 1
PXBRQCKWGAHEHS-UHFFFAOYSA-N dichlorodifluoromethane Chemical compound FC(F)(Cl)Cl PXBRQCKWGAHEHS-UHFFFAOYSA-N 0.000 description 1
229920001971 elastomer Polymers 0.000 description 1
239000000806 elastomer Substances 0.000 description 1
238000005868 electrolysis reaction Methods 0.000 description 1
229920006351 engineering plastic Polymers 0.000 description 1
NBVXSUQYWXRMNV-UHFFFAOYSA-N fluoromethane Chemical compound FC NBVXSUQYWXRMNV-UHFFFAOYSA-N 0.000 description 1
229920002313 fluoropolymer Polymers 0.000 description 1
230000006870 function Effects 0.000 description 1
229910052736 halogen Inorganic materials 0.000 description 1
150000002367 halogens Chemical class 0.000 description 1
238000010438 heat treatment Methods 0.000 description 1
238000004519 manufacturing process Methods 0.000 description 1
238000012986 modification Methods 0.000 description 1
230000004048 modification Effects 0.000 description 1
230000003647 oxidation Effects 0.000 description 1
238000007254 oxidation reaction Methods 0.000 description 1
229920009441 perflouroethylene propylene Polymers 0.000 description 1
239000012495 reaction gas Substances 0.000 description 1
238000004064 recycling Methods 0.000 description 1
230000001932 seasonal effect Effects 0.000 description 1
HBMJWWWQQXIZIP-UHFFFAOYSA-N silicon carbide Chemical compound [Si+]#[C-] HBMJWWWQQXIZIP-UHFFFAOYSA-N 0.000 description 1
229910010271 silicon carbide Inorganic materials 0.000 description 1
229910001220 stainless steel Inorganic materials 0.000 description 1
239000010935 stainless steel Substances 0.000 description 1

Classifications

- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
- C09K3/00—Materials not provided for elsewhere
- C09K3/10—Materials in mouldable or extrudable form for sealing or packing joints or covers
- C09K3/1006—Materials in mouldable or extrudable form for sealing or packing joints or covers characterised by the chemical nature of one of its constituents
- C09K3/1009—Fluorinated polymers, e.g. PTFE
- 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
- 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
- H01M8/2425—High-temperature cells with solid 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
- H01M8/24—Grouping of fuel cells, e.g. stacking of fuel cells
- H01M8/2465—Details of groupings of fuel cells
- H01M8/2484—Details of groupings of fuel cells characterised by external manifolds
- H01M8/2485—Arrangements for sealing external manifolds; Arrangements for mounting external manifolds around a stack
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
- C09K2200/00—Chemical nature of materials in mouldable or extrudable form for sealing or packing joints or covers
- C09K2200/02—Inorganic compounds
- C09K2200/0217—Salts
- C09K2200/0234—Phosphorous-containing compounds
- 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)
Engineering & Computer Science (AREA)
General Chemical & Material Sciences (AREA)
Sustainable Development (AREA)
Sustainable Energy (AREA)
Manufacturing & Machinery (AREA)
Chemical Kinetics & Catalysis (AREA)
Electrochemistry (AREA)
Life Sciences & Earth Sciences (AREA)
Materials Engineering (AREA)
Organic Chemistry (AREA)
Fuel Cell (AREA)
Sealing Material Composition (AREA)
Gasket Seals (AREA)
Secondary Cells (AREA)
Compositions Of Macromolecular Compounds (AREA)
Sealing Battery Cases Or Jackets (AREA)

SE8203004A 1981-05-14 1982-05-13 Elektrokemisk cellstapel med tetningsmaterial av polytetrafluoreten SE451919B (sv)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
US06/263,660 US4374185A (en)	1981-05-14	1981-05-14	High temperature, high pressure chemical resistant seal material

Publications (2)

Publication Number	Publication Date
SE8203004L SE8203004L (sv)	1982-11-15
SE451919B true SE451919B (sv)	1987-11-02

Family

ID=23002724

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
SE8203004A SE451919B (sv)	1981-05-14	1982-05-13	Elektrokemisk cellstapel med tetningsmaterial av polytetrafluoreten

Country Status (17)

Country	Link
US (1)	US4374185A (fr)
JP (1)	JPS57202066A (fr)
AU (1)	AU548639B2 (fr)
BE (1)	BE893116A (fr)
BR (1)	BR8202584A (fr)
CA (1)	CA1215197A (fr)
CH (1)	CH649776A5 (fr)
DE (1)	DE3216824A1 (fr)
DK (1)	DK202382A (fr)
FR (1)	FR2505860B1 (fr)
GB (1)	GB2099442B (fr)
IL (1)	IL65661A (fr)
IT (1)	IT1152154B (fr)
NL (1)	NL8201830A (fr)
NO (1)	NO154450C (fr)
SE (1)	SE451919B (fr)
ZA (1)	ZA823368B (fr)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US4450212A (en) *	1982-09-30	1984-05-22	Engelhard Corporation	Edge seal for a porous gas distribution plate of a fuel cell
US4526843A (en) *	1982-09-30	1985-07-02	Engelhard Corporation	Film bonded fuel cell interface configuration
CA1215108A (fr) *	1983-04-19	1986-12-09	Chang V. Chi	Scellement des plaques d'une pile a combustible a l'aide de garnitures boudinees en teflon
JPS61203570A (ja) *	1985-03-06	1986-09-09	Hitachi Ltd	燃料電池
JPS6227485A (ja) *	1985-07-29	1987-02-05	Nok Corp	シ−ル材料
US4818640A (en) *	1985-09-25	1989-04-04	Kureha Kagaku Kogyo Kabushiki Kaisha	Carbonaceous composite product produced by joining carbonaceous materials together by tetrafluoroethylene resin, and process for producing the same
US4774154A (en) *	1986-09-22	1988-09-27	International Fuel Cells	Expanded high-temperature stable chemical resistant seal material
US4738905A (en) *	1986-12-03	1988-04-19	International Fuel Cells Corporation	Manifold seal structure for fuel cell stack
US4728585A (en) *	1986-12-24	1988-03-01	International Fuel Cells Corporation	Fuel cell stack with combination end-pressure plates
DE3741238A1 (de) *	1987-12-05	1989-06-15	Asea Brown Boveri	Elektrochemische speicherzelle
US4849308A (en) *	1988-03-17	1989-07-18	The United States Of America As Represented By The United States Department Of Energy	Manifold seal for fuel cell stack assembly
US5071717A (en) *	1988-09-08	1991-12-10	International Fuel Cells Corporation	Coated cathode substrate
US4913706A (en) *	1988-09-19	1990-04-03	International Fuel Cells Corporation	Method for making a seal structure for an electrochemical cell assembly
US4978590A (en) *	1989-09-11	1990-12-18	The United States Of America As Represented By The Department Of Energy	Dry compliant seal for phosphoric acid fuel cell
WO1993013566A1 (fr) *	1991-12-26	1993-07-08	International Fuel Cells, Inc.	Pile a combustible en forme de plaque et son procede de fabrication
WO1998035399A1 (fr) *	1997-02-07	1998-08-13	Kabushiki Kaisha Toshiba	Pile a combustible et procede permettant de monter un revetement interieur sur la rampe a gaz de la pile a combustible
US6165634A (en) *	1998-10-21	2000-12-26	International Fuel Cells Llc	Fuel cell with improved sealing between individual membrane assemblies and plate assemblies
AU2003224637A1 (en) *	2002-03-04	2003-09-22	New Energy Solutions, Inc.	High performance fuel cells
US7629069B2 (en) *	2004-09-09	2009-12-08	Nanodynamics Energy, Inc.	Solid oxide fuel cell system
US20160365548A1 (en) *	2014-08-20	2016-12-15	Battelle Memorial Institute	Sodium conducting energy storage devices comprising compliant polymer seals and methods for making and sealing same

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
BE504311A (fr) *	1950-06-30	1900-01-01
GB964467A (en) *	1961-02-28	1964-07-22	Leesona Corp	Improvements in or relating to fuel cells
FR1553361A (fr) *	1967-02-01	1969-01-10
US3493513A (en) *	1969-06-18	1970-02-03	Dilectrix Corp Of Delaware	Lubricating composition comprising polytetrafluoroethylene
US3709736A (en) *	1970-08-17	1973-01-09	Engelhard Min & Chem	Fuel cell system comprising noncirculating,counter-current gas flow means
US3979224A (en) *	1971-06-11	1976-09-07	Siemens Aktiengesellschaft	Fuel cell battery consisting of a plurality of fuel cells
US4042747A (en) *	1975-03-14	1977-08-16	Joseph A. Teti, Jr.	Gasket and sealing structures of filled polytetrafluoroethylene resins
US4028324A (en) *	1975-12-16	1977-06-07	United Technologies Corporation	High temperature seal material and method for manufacturing the same
US4259389A (en) *	1977-12-12	1981-03-31	United Technologies Corporation	High pressure-low porosity wet seal
US4157327A (en) *	1977-12-27	1979-06-05	United Technologies Corporation	Thermally conductive caulk
US4269642A (en) *	1979-10-29	1981-05-26	United Technologies Corporation	Method of forming densified edge seals for fuel cell components

1981
- 1981-05-14 US US06/263,660 patent/US4374185A/en not_active Expired - Fee Related
1982
- 1982-02-17 CA CA000396499A patent/CA1215197A/fr not_active Expired
- 1982-05-02 IL IL65661A patent/IL65661A/xx unknown
- 1982-05-03 AU AU83221/82A patent/AU548639B2/en not_active Ceased
- 1982-05-04 NL NL8201830A patent/NL8201830A/nl not_active Application Discontinuation
- 1982-05-04 GB GB8212793A patent/GB2099442B/en not_active Expired
- 1982-05-05 BR BR8202584A patent/BR8202584A/pt unknown
- 1982-05-05 NO NO821476A patent/NO154450C/no unknown
- 1982-05-05 DE DE19823216824 patent/DE3216824A1/de not_active Withdrawn
- 1982-05-06 DK DK202382A patent/DK202382A/da not_active Application Discontinuation
- 1982-05-06 CH CH2785/82A patent/CH649776A5/de not_active IP Right Cessation
- 1982-05-07 BE BE0/208037A patent/BE893116A/fr not_active IP Right Cessation
- 1982-05-10 FR FR8208042A patent/FR2505860B1/fr not_active Expired
- 1982-05-12 JP JP57079832A patent/JPS57202066A/ja active Pending
- 1982-05-13 SE SE8203004A patent/SE451919B/sv not_active IP Right Cessation
- 1982-05-14 IT IT21249/82A patent/IT1152154B/it active
- 1982-05-14 ZA ZA823368A patent/ZA823368B/xx unknown

Also Published As

Publication number	Publication date
CH649776A5 (de)	1985-06-14
FR2505860B1 (fr)	1986-12-26
CA1215197A (fr)	1986-12-09
DK202382A (da)	1982-11-15
GB2099442A (en)	1982-12-08
AU548639B2 (en)	1985-12-19
IL65661A0 (en)	1982-08-31
NO154450C (no)	1986-09-17
NO154450B (no)	1986-06-09
NO821476L (no)	1982-11-15
GB2099442B (en)	1985-01-03
DE3216824A1 (de)	1982-12-16
JPS57202066A (en)	1982-12-10
IT8221249A0 (it)	1982-05-14
IT1152154B (it)	1986-12-31
ZA823368B (en)	1983-03-30
BE893116A (fr)	1982-08-30
BR8202584A (pt)	1983-04-19
AU8322182A (en)	1982-11-18
SE8203004L (sv)	1982-11-15
US4374185A (en)	1983-02-15
IL65661A (en)	1985-06-30
FR2505860A1 (fr)	1982-11-19
NL8201830A (nl)	1982-12-01

Legal Events

Date

Code

Title

Description

1995-01-31

NUG

Patent has lapsed

Ref document number: 8203004-0

Effective date: 19900518

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