WO2005024988A3 - Protonenleitende polymermembran enthaltend polymere mit an aromatische gruppen kovalent gebundene sulfonsäuregruppen, membran-elektroden-einheit und deren anwendung in brennstoffzellen - Google Patents

Protonenleitende polymermembran enthaltend polymere mit an aromatische gruppen kovalent gebundene sulfonsäuregruppen, membran-elektroden-einheit und deren anwendung in brennstoffzellen Download PDF

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Publication number
WO2005024988A3
WO2005024988A3 PCT/EP2004/009900 EP2004009900W WO2005024988A3 WO 2005024988 A3 WO2005024988 A3 WO 2005024988A3 EP 2004009900 W EP2004009900 W EP 2004009900W WO 2005024988 A3 WO2005024988 A3 WO 2005024988A3
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WO
WIPO (PCT)
Prior art keywords
proton
acid groups
sulfonic acid
covalently bonded
conducting polymer
Prior art date
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PCT/EP2004/009900
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English (en)
French (fr)
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WO2005024988A2 (de
Inventor
Joachim Kiefer
Oemer Uensal
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Pemeas Gmbh
Joachim Kiefer
Oemer Uensal
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Application filed by Pemeas Gmbh, Joachim Kiefer, Oemer Uensal filed Critical Pemeas Gmbh
Priority to US10/570,637 priority Critical patent/US20070055045A1/en
Priority to JP2006525126A priority patent/JP2007504616A/ja
Priority to EP04764851A priority patent/EP1678778A2/de
Publication of WO2005024988A2 publication Critical patent/WO2005024988A2/de
Publication of WO2005024988A3 publication Critical patent/WO2005024988A3/de

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    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J5/00—Manufacture of articles or shaped materials containing macromolecular substances
    • C08J5/20—Manufacture of shaped structures of ion-exchange resins
    • C08J5/22—Films, membranes or diaphragms
    • C08J5/2206—Films, membranes or diaphragms based on organic and/or inorganic macromolecular compounds
    • C08J5/2218—Synthetic macromolecular compounds
    • C08J5/2231—Synthetic macromolecular compounds based on macromolecular compounds obtained by reactions involving unsaturated carbon-to-carbon bonds
    • 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
    • H01M8/1016—Fuel cells with solid electrolytes characterised by the electrolyte material
    • H01M8/1018—Polymeric electrolyte materials
    • H01M8/102—Polymeric electrolyte materials characterised by the chemical structure of the main chain of the ion-conducting polymer
    • H01M8/103—Polymeric electrolyte materials characterised by the chemical structure of the main chain of the ion-conducting polymer having nitrogen, e.g. sulfonated polybenzimidazoles [S-PBI], polybenzimidazoles with phosphoric acid, sulfonated polyamides [S-PA] or sulfonated polyphosphazenes [S-PPh]
    • 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
    • H01M8/1016—Fuel cells with solid electrolytes characterised by the electrolyte material
    • H01M8/1018—Polymeric electrolyte materials
    • H01M8/1067—Polymeric electrolyte materials characterised by their physical properties, e.g. porosity, ionic conductivity or thickness
    • 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
    • H01M8/1016—Fuel cells with solid electrolytes characterised by the electrolyte material
    • H01M8/1018—Polymeric electrolyte materials
    • H01M8/1069—Polymeric electrolyte materials characterised by the manufacturing processes
    • H01M8/1072—Polymeric electrolyte materials characterised by the manufacturing processes by chemical reactions, e.g. insitu polymerisation or insitu crosslinking
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J2385/00—Characterised by the use of macromolecular compounds obtained by reactions forming in the main chain of the macromolecule a linkage containing atoms other than silicon, sulfur, nitrogen, oxygen, and carbon; Derivatives of such polymers
    • C08J2385/02—Characterised by the use of macromolecular compounds obtained by reactions forming in the main chain of the macromolecule a linkage containing atoms other than silicon, sulfur, nitrogen, oxygen, and carbon; Derivatives of such polymers containing phosphorus
    • 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
    • H01M4/90—Selection of catalytic material
    • H01M4/92—Metals of platinum group
    • 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]
    • 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
    • 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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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Sustainable Development (AREA)
  • Sustainable Energy (AREA)
  • Electrochemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Materials Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Fuel Cell (AREA)
  • Conductive Materials (AREA)
  • Manufacture Of Macromolecular Shaped Articles (AREA)
  • Other Resins Obtained By Reactions Not Involving Carbon-To-Carbon Unsaturated Bonds (AREA)
  • Treatments Of Macromolecular Shaped Articles (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Inert Electrodes (AREA)

Abstract

Protonenleitende Polymermembran enthaltend Polymere mit an aromatische Gruppen kovalent gebundene Sulfonsäuregruppen, Membran-Elektoden-Einheit und deren Anwendung in Brennstoffzellen. Die vorliegende Erfindung betrifft eine protonenleitende Polymermembran enthaltend Polymere mit an aromatische Gruppen kovalent gebundene Sulfonsäuregruppen und Phosphonsäuregruppen umfassende Polymere erhältlich durch Polymerisation von Phosphonsäuregruppen umfassenden Monomeren.
PCT/EP2004/009900 2003-09-04 2004-09-04 Protonenleitende polymermembran enthaltend polymere mit an aromatische gruppen kovalent gebundene sulfonsäuregruppen, membran-elektroden-einheit und deren anwendung in brennstoffzellen WO2005024988A2 (de)

Priority Applications (3)

Application Number Priority Date Filing Date Title
US10/570,637 US20070055045A1 (en) 2003-09-04 2004-09-04 Proton-conducting polymer membrane containing polymers with sulfonic acid groups that are covalently bonded to aromatic groups, membrane electrode unit, and use thereof in fuel cells
JP2006525126A JP2007504616A (ja) 2003-09-04 2004-09-04 芳香族基へ共有結合されているスルホン酸基を有するポリマーを含むプロトン伝導性高分子膜、膜電極ユニット、および燃料電池におけるそれらの使用
EP04764851A EP1678778A2 (de) 2003-09-04 2004-09-04 Protonenleitende polymermembran enthaltend polymere mit an aromatische gruppen kovalent gebundene sulfonsäuregruppen, membran -elektroden-einheit und deren anwendung in brennstoffzellen

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE10340927A DE10340927A1 (de) 2003-09-04 2003-09-04 Protonenleitende Polymermembran enthaltend Polymere mit an aromatische Gruppen kovalent gebundene Sulfonsäuregruppen, Membran-Elektoden-Einheit und deren Anwendung in Brennstoffzellen
DE10340927.0 2003-09-04

Publications (2)

Publication Number Publication Date
WO2005024988A2 WO2005024988A2 (de) 2005-03-17
WO2005024988A3 true WO2005024988A3 (de) 2005-11-03

Family

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PCT/EP2004/009900 WO2005024988A2 (de) 2003-09-04 2004-09-04 Protonenleitende polymermembran enthaltend polymere mit an aromatische gruppen kovalent gebundene sulfonsäuregruppen, membran-elektroden-einheit und deren anwendung in brennstoffzellen

Country Status (5)

Country Link
US (1) US20070055045A1 (de)
EP (1) EP1678778A2 (de)
JP (1) JP2007504616A (de)
DE (1) DE10340927A1 (de)
WO (1) WO2005024988A2 (de)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10361832A1 (de) * 2003-12-30 2005-07-28 Celanese Ventures Gmbh Protonenleitende Membran und deren Verwendung
DE10361932A1 (de) 2003-12-30 2005-07-28 Celanese Ventures Gmbh Protonenleitende Membran und deren Verwendung
DE102005020604A1 (de) * 2005-05-03 2006-11-16 Pemeas Gmbh Brennstoffzellen mit geringerem Gewicht und Volumen
DE102005052378A1 (de) * 2005-10-31 2007-05-03 Pemeas Gmbh Verbesserte Membran-Elektrodeneinheiten und Brennstoffzellen mit hoher Lebensdauer
WO2007082526A2 (de) * 2006-01-23 2007-07-26 Between Lizenz Gmbh Phosphonsäurehaltiger elektrolyt
WO2008142570A2 (en) * 2007-03-21 2008-11-27 Advent Technologies Proton conductors based on aromatic polyethers and their use as electrolytes in high temperature pem fuel cells
US20080317946A1 (en) * 2007-06-21 2008-12-25 Clearedge Power, Inc. Fuel cell membranes, gels, and methods of fabrication
US8119294B2 (en) * 2007-11-19 2012-02-21 Clearedge Power, Inc. System and method for operating a high temperature fuel cell as a back-up power supply with reduced performance decay
CN107431223B (zh) * 2015-04-14 2021-05-07 洛克希德马丁能量有限公司 具有双极膜的液流电池平衡电池单元及其使用方法

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5679482A (en) * 1994-05-23 1997-10-21 Dais Corporation Fuel cell incorporating novel ion-conducting membrane
JP2002110174A (ja) * 2000-09-29 2002-04-12 Hitachi Ltd 固体高分子電解質、それを用いた膜、電極触媒被覆用溶液、膜／電極接合体及び燃料電池
JP2002146016A (ja) * 2000-11-15 2002-05-22 Toyobo Co Ltd イオン伝導性ホスホン酸含有ポリアゾール
WO2002058205A2 (en) * 2001-01-09 2002-07-25 E.C.R. - Electro-Chemical Research Ltd. Proton-selective conducting membranes
DE10148131A1 (de) * 2001-09-28 2003-05-08 Geesthacht Gkss Forschung Protonenleitfähige Membran für elektrochemische Anwendungen
FR2834716A1 (fr) * 2002-01-15 2003-07-18 Sumitomo Chemical Co Composition d'electrolyte polymere, membrane et membrane composite la contenant et pile a combustible l'utilisant

Family Cites Families (27)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3692569A (en) * 1970-02-12 1972-09-19 Du Pont Surface-activated fluorocarbon objects
US4634530A (en) * 1980-09-29 1987-01-06 Celanese Corporation Chemical modification of preformed polybenzimidazole semipermeable membrane
US4453991A (en) * 1981-05-01 1984-06-12 E. I. Du Pont De Nemours And Company Process for making articles coated with a liquid composition of perfluorinated ion exchange resin
US4997892A (en) * 1989-11-13 1991-03-05 Hoechst Celanese Corp. Sulfalkylation of hydroxyethylated polybenzimidazole polymers
CH691209A5 (de) * 1993-09-06 2001-05-15 Scherrer Inst Paul Herstellungsverfahren für einen Polmerelektrolyten und elektrochemische Zelle mit diesem Polymerelektrolyten.
US5422411A (en) * 1993-09-21 1995-06-06 Ballard Power Systems Inc. Trifluorostyrene and substituted trifluorostyrene copolymeric compositions and ion-exchange membranes formed therefrom
US5834523A (en) * 1993-09-21 1998-11-10 Ballard Power Systems, Inc. Substituted α,β,β-trifluorostyrene-based composite membranes
US5525436A (en) * 1994-11-01 1996-06-11 Case Western Reserve University Proton conducting polymers used as membranes
US5547551A (en) * 1995-03-15 1996-08-20 W. L. Gore & Associates, Inc. Ultra-thin integral composite membrane
DE19509749C2 (de) * 1995-03-17 1997-01-23 Deutsche Forsch Luft Raumfahrt Verfahren zur Herstellung eines Verbundes aus Elektrodenmaterial, Katalysatormaterial und einer Festelektrolytmembran
DE19509748C2 (de) * 1995-03-17 1997-01-23 Deutsche Forsch Luft Raumfahrt Verfahren zur Herstellung eines Verbundes aus Elektrodenmaterial, Katalysatormaterial und einer Festelektrolytmembran
DE19632285A1 (de) * 1996-08-09 1998-02-19 Hoechst Ag Protonenleiter mit einer Temperaturbeständigkeit in einem weiten Bereich und guten Protonenleitfähigkeiten
JP2001514431A (ja) * 1997-08-29 2001-09-11 フオスター・ミラー・インコーポレイテツド 複合固体ポリマー電解質膜
JPH11111310A (ja) * 1997-09-30 1999-04-23 Aisin Seiki Co Ltd 燃料電池用の固体高分子電解質膜およびその製造方法
US6110616A (en) * 1998-01-30 2000-08-29 Dais-Analytic Corporation Ion-conducting membrane for fuel cell
DE19817374A1 (de) * 1998-04-18 1999-10-21 Univ Stuttgart Lehrstuhl Und I Engineering-Ionomerblends und Engineering-Ionomermembranen
DE19851498A1 (de) * 1998-11-09 2000-07-06 Aventis Res & Tech Gmbh & Co Polymerzusammensetzung, Membran enthaltend diese, Verfahren zu deren Herstellung und deren Verwendung
US7550216B2 (en) * 1999-03-03 2009-06-23 Foster-Miller, Inc. Composite solid polymer electrolyte membranes
US6517962B1 (en) * 1999-08-23 2003-02-11 Ballard Power Systems Inc. Fuel cell anode structures for voltage reversal tolerance
JP3656244B2 (ja) * 1999-11-29 2005-06-08 株式会社豊田中央研究所 高耐久性固体高分子電解質及びその高耐久性固体高分子電解質を用いた電極−電解質接合体並びにその電極−電解質接合体を用いた電気化学デバイス
DE19959289A1 (de) * 1999-12-09 2001-06-13 Axiva Gmbh Verfahren zur Herstellung von sulfonierten aromatischen Polymeren und Verwendung der Verfahrensprodukte zur Herstellung von Membranen
GB0006428D0 (en) * 2000-03-17 2000-05-03 Johnson Matthey Plc Electrochemical cell
GB0006429D0 (en) * 2000-03-17 2000-05-03 Johnson Matthey Plc Electrochemical cell
ATE318854T1 (de) * 2000-11-13 2006-03-15 Toyo Boseki Polybenzazolverbindung mit sulfo- und/oder phosphonogruppe, diese enthaltende harzzusammensetzung, harzformteil, polymerfestelektrolytfolie, verbund aus festelektrolytfolie und elektrodenkatalysatorschicht und verfahren zur herstellung des verbunds
DE10213540A1 (de) * 2002-03-06 2004-02-19 Celanese Ventures Gmbh Lösung aus Vinylphosphonsäure, Verfahren zur Herstellung einer Polymerelektrolytmembran aus Polyvinylphosphaonsäure und deren Anwendung in Brennstoffzellen
DE10220818A1 (de) * 2002-05-10 2003-11-20 Celanese Ventures Gmbh Verfahren zur Herstellung einer gepfropften Polymerelektrolytmembran und deren Anwendung in Brennstoffzellen
CN100544104C (zh) * 2002-08-02 2009-09-23 巴斯夫燃料电池有限责任公司 包括含有磺酸基团的聚合物的质子导电聚合物膜及其在燃料电池中的应用

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5679482A (en) * 1994-05-23 1997-10-21 Dais Corporation Fuel cell incorporating novel ion-conducting membrane
JP2002110174A (ja) * 2000-09-29 2002-04-12 Hitachi Ltd 固体高分子電解質、それを用いた膜、電極触媒被覆用溶液、膜／電極接合体及び燃料電池
JP2002146016A (ja) * 2000-11-15 2002-05-22 Toyobo Co Ltd イオン伝導性ホスホン酸含有ポリアゾール
WO2002058205A2 (en) * 2001-01-09 2002-07-25 E.C.R. - Electro-Chemical Research Ltd. Proton-selective conducting membranes
DE10148131A1 (de) * 2001-09-28 2003-05-08 Geesthacht Gkss Forschung Protonenleitfähige Membran für elektrochemische Anwendungen
FR2834716A1 (fr) * 2002-01-15 2003-07-18 Sumitomo Chemical Co Composition d'electrolyte polymere, membrane et membrane composite la contenant et pile a combustible l'utilisant

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
PATENT ABSTRACTS OF JAPAN vol. 2002, no. 08 5 August 2002 (2002-08-05) *
PATENT ABSTRACTS OF JAPAN vol. 2002, no. 09 4 September 2002 (2002-09-04) *

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US20070055045A1 (en) 2007-03-08
JP2007504616A (ja) 2007-03-01
EP1678778A2 (de) 2006-07-12
WO2005024988A2 (de) 2005-03-17
DE10340927A1 (de) 2005-03-31

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