ATE215107T1 - Verfahren zur herstellung von polymerfolien für verwendung in brennstoffzellen - Google Patents
Verfahren zur herstellung von polymerfolien für verwendung in brennstoffzellenInfo
- Publication number
- ATE215107T1 ATE215107T1 AT97911615T AT97911615T ATE215107T1 AT E215107 T1 ATE215107 T1 AT E215107T1 AT 97911615 T AT97911615 T AT 97911615T AT 97911615 T AT97911615 T AT 97911615T AT E215107 T1 ATE215107 T1 AT E215107T1
- Authority
- AT
- Austria
- Prior art keywords
- solvent
- membrane
- acid
- acid solution
- solution
- Prior art date
Links
Classifications
-
- 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
-
- 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
- H01M8/1081—Polymeric electrolyte materials characterised by the manufacturing processes starting from solutions, dispersions or slurries exclusively of polymers
-
- 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
-
- 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
- H01M8/0289—Means for holding the electrolyte
-
- 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
- H01M8/1027—Polymeric electrolyte materials characterised by the chemical structure of the main chain of the ion-conducting polymer having carbon, oxygen and other atoms, e.g. sulfonated polyethersulfones [S-PES]
-
- 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
- H01M8/102—Polymeric electrolyte materials characterised by the chemical structure of the main chain of the ion-conducting polymer
- H01M8/1032—Polymeric electrolyte materials characterised by the chemical structure of the main chain of the ion-conducting polymer having sulfur, e.g. sulfonated-polyethersulfones [S-PES]
-
- 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
- H01M8/1041—Polymer electrolyte composites, mixtures or blends
- H01M8/1046—Mixtures of at least one polymer and at least one additive
- H01M8/1048—Ion-conducting additives, e.g. ion-conducting particles, heteropolyacids, metal phosphate or polybenzimidazole with phosphoric acid
-
- 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
- Y02E60/10—Energy storage using batteries
-
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Chemical & Material Sciences (AREA)
- Electrochemistry (AREA)
- Sustainable Energy (AREA)
- Sustainable Development (AREA)
- Crystallography & Structural Chemistry (AREA)
- Medicinal Chemistry (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Polymers & Plastics (AREA)
- Health & Medical Sciences (AREA)
- Dispersion Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Composite Materials (AREA)
- Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
- Separation Using Semi-Permeable Membranes (AREA)
- Fuel Cell (AREA)
- Treatments Of Macromolecular Shaped Articles (AREA)
- Manufacture Of Macromolecular Shaped Articles (AREA)
- Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
- Moulding By Coating Moulds (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US2716996P | 1996-10-01 | 1996-10-01 | |
PCT/US1997/017790 WO1998014505A1 (en) | 1996-10-01 | 1997-09-29 | Process for producing polymeric films for use as fuel cells |
Publications (1)
Publication Number | Publication Date |
---|---|
ATE215107T1 true ATE215107T1 (de) | 2002-04-15 |
Family
ID=21836091
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AT97911615T ATE215107T1 (de) | 1996-10-01 | 1997-09-29 | Verfahren zur herstellung von polymerfolien für verwendung in brennstoffzellen |
Country Status (12)
Country | Link |
---|---|
US (1) | US6187231B1 (de) |
EP (1) | EP0954544B1 (de) |
JP (1) | JP4201350B2 (de) |
KR (1) | KR100525581B1 (de) |
AT (1) | ATE215107T1 (de) |
AU (1) | AU4893997A (de) |
BR (1) | BR9712247A (de) |
CA (1) | CA2266101A1 (de) |
DE (1) | DE69711441T2 (de) |
ES (1) | ES2175369T3 (de) |
TW (1) | TW402616B (de) |
WO (1) | WO1998014505A1 (de) |
Families Citing this family (55)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5945233A (en) * | 1997-07-16 | 1999-08-31 | Avents Research & Technologies Gmbh & Co. Kg | Process for producing polybenzimidazole pastes and gels for use in fuel cells |
US6042968A (en) * | 1997-07-16 | 2000-03-28 | Aventis Research & Technologies Gmbh & Co. Kg | Process for producing polybenzimidazole fabrics for use in fuel |
US6248469B1 (en) | 1997-08-29 | 2001-06-19 | Foster-Miller, Inc. | Composite solid polymer electrolyte membranes |
US6500571B2 (en) | 1998-08-19 | 2002-12-31 | Powerzyme, Inc. | Enzymatic fuel cell |
JP2000195528A (ja) * | 1998-12-25 | 2000-07-14 | Aventis Res & Technol Gmbh & Co Kg | 高分子電解質膜の製造方法及び燃料電池 |
KR20020019789A (ko) * | 2000-09-07 | 2002-03-13 | 안효준 | 기계적 강도가 향상된 고분자 전해질과 그의 제조 방법 |
DE10109829A1 (de) * | 2001-03-01 | 2002-09-05 | Celanese Ventures Gmbh | Polymermembran, Verfahren zu deren Herstellung sowie deren Verwendung |
US7318972B2 (en) * | 2001-09-07 | 2008-01-15 | Itm Power Ltd. | Hydrophilic polymers and their use in electrochemical cells |
US7537852B2 (en) | 2002-02-15 | 2009-05-26 | Toyo Boseki Kabushiki Kaisha | Composite ion exchange membrane and electrolyte membrane electrode assembly |
US20040042789A1 (en) * | 2002-08-30 | 2004-03-04 | Celanese Ventures Gmbh | Method and apparatus for transferring thin films from a source position to a target position |
DE10242708A1 (de) | 2002-09-13 | 2004-05-19 | Celanese Ventures Gmbh | Protonenleitende Membranen und deren Verwendung |
EP1569984B1 (de) | 2002-12-09 | 2012-01-11 | SupraPolix B.V. | Polysiloxanpolymere mit möglichkeit zu vierfacher wasserstoffbindung |
DE10258580A1 (de) | 2002-12-16 | 2004-06-24 | Celanese Ventures Gmbh | Hochmolekular Polyazole |
JP4068988B2 (ja) * | 2003-02-20 | 2008-03-26 | Jsr株式会社 | 電解膜−電極基板複合体の製造方法 |
EP1680831A2 (de) * | 2003-10-10 | 2006-07-19 | Ballard Power Systems Inc. | Wasserunlöslicher zusatzstoff zur verbesserung der leitfähigkeit einer ionenaustauschmembran |
US7838621B2 (en) | 2003-11-04 | 2010-11-23 | Suprapolix B.V. | Preparation of supramolecular polymer containing quadruple hydrogen bonding units in the polymer backbone |
KR100590967B1 (ko) * | 2003-12-30 | 2006-06-19 | 현대자동차주식회사 | 고온전도성 고분자 나노복합막과 이의 제조방법 및 이를이용한 막-전극 접합체 및 이를 포함하는고분자전해질연료전지 |
US6979749B2 (en) * | 2004-03-29 | 2005-12-27 | Council Of Scientific And Industrial Research | Catalytic process for the production of 3,3′, 4,4′-tetraminobiphenyl |
JP4506259B2 (ja) * | 2004-04-23 | 2010-07-21 | トヨタ自動車株式会社 | 燃料電池用電解質層、燃料電池、および燃料電池用電解質層の製造方法 |
JP4664626B2 (ja) * | 2004-07-05 | 2011-04-06 | ポリマテック株式会社 | イオン伝導性高分子電解質膜及びその製造方法 |
US8268952B2 (en) | 2004-07-12 | 2012-09-18 | Suprapolix B.V. | Supramolecular ionomers |
KR100738788B1 (ko) * | 2004-12-07 | 2007-07-12 | 주식회사 엘지화학 | 폴리벤즈이미다졸-벤즈아마이드 공중합체와 그의제조방법, 및 이로부터 제조된 전해질 막과 그의 제조방법 |
ES2376888T3 (es) | 2005-05-04 | 2012-03-20 | Suprapolix B.V. | Materiales supramoleculares activos biológicamente, modulares biorreabsorbibles o biomédicos |
CN101336265B (zh) * | 2005-12-22 | 2012-11-07 | Bdfip控股有限公司 | 改进离子交换膜的传导率的水不溶性添加剂 |
KR100791780B1 (ko) | 2005-12-31 | 2008-01-03 | 성균관대학교산학협력단 | 연료전지용 산/염기/무기물 고분자 전해질 복합막 및 이의제조 방법 |
WO2007090072A2 (en) * | 2006-01-30 | 2007-08-09 | H2 Pump Llc | Apparatus and methods for electrochemical hydrogen manipulation |
US20100076147A1 (en) | 2006-11-20 | 2010-03-25 | Suprapolix B.V. | Supramolecular polymers from low-melting, easily processable building blocks |
DE102006062251A1 (de) * | 2006-12-22 | 2008-06-26 | Volkswagen Ag | Membran-Elektroden-Einheit für Brennstoffzellen und Brennstoffzelle |
DE102007002515A1 (de) | 2007-01-17 | 2008-08-14 | Volkswagen Ag | Hybrid-Polymerelektrolytmembran und Membran-Elektroden-Einheit für Brennstoffzelle |
US8628789B2 (en) | 2007-03-23 | 2014-01-14 | Suprapolix, B.V. | Strong reversible hydrogels |
DE102007018280A1 (de) | 2007-04-18 | 2008-10-23 | Volkswagen Ag | Verfahren zur Herstellung einer Polymerelektrolytmembran für eine Brennstoffzelle sowie nach dem Verfahren hergestellte Membran |
DE102007020947A1 (de) | 2007-05-04 | 2008-11-13 | Volkswagen Ag | Gasdiffusionselektrode und diese enthaltende Membran-Elektroden-Einheit für eine Brennstoffzelle |
DE102007025207A1 (de) | 2007-05-30 | 2008-12-04 | Volkswagen Ag | Gasdiffusionselektrode und diese enthaltende Membran-Elektroden-Einheit für eine Brennstoffzelle |
DE102007031280A1 (de) | 2007-07-05 | 2009-01-08 | Volkswagen Ag | Gasdiffusionselektrode und diese enthaltende Membran-Elektroden-Einheit für eine Brennstoffzelle |
DE102007044246A1 (de) | 2007-09-11 | 2009-03-12 | Volkswagen Ag | Membran-Elektroden-Einheit mit hydrierbarem Material für eine Brennstoffzelle |
US8362195B2 (en) * | 2007-10-26 | 2013-01-29 | Lalgudi Ramanathan S | Ionically conductive polymer for use in electrochemical devices |
DE102007061061A1 (de) | 2007-12-14 | 2009-06-18 | Volkswagen Ag | Brennstoffzellenstapel |
DE102008008483B4 (de) * | 2008-02-08 | 2021-08-05 | Volkswagen Ag | Festpolymerelektrolyt-Werkstoff, Festpolymerelektrolyt-Folie und Verfahren für ihre Herstellung sowie elektrochemische Batterievorrichtung mit einer solchen Folie |
DE102008009437A1 (de) | 2008-02-14 | 2009-09-03 | Volkswagen Ag | Membran-Elektroden-Einheit für eine HT-PEM-Brennstoffzelle sowie ein Verfahren zu ihrer Herstellung |
DE102008019874B4 (de) | 2008-04-17 | 2021-02-18 | Audi Ag | Verfahren zur Bestimmung eines Gehalts oder Partialdrucks einer Gaskomponente einer Brennstoffzelle |
US8754213B2 (en) | 2008-07-04 | 2014-06-17 | Suprapolix B.V. | High flow supramolecular compounds |
TWI340773B (en) * | 2008-07-07 | 2011-04-21 | Univ Taipei Medical | Method of fabricating nano-fibers by electrospinning |
DE102008041225A1 (de) | 2008-08-13 | 2010-02-18 | Volkswagen Ag | Brennstoffzelle sowie Verfahren zum Betreiben derselben |
DE102009001137A1 (de) | 2008-10-29 | 2010-05-06 | Volkswagen Ag | Polymerelektrolytmembran für Brennstoffzellen und Verfahren zu ihrer Herstellung |
DE102009001141A1 (de) | 2008-10-29 | 2010-05-06 | Volkswagen Ag | Verfahren zur Herstellung einer Polymerelektrolytmembran |
DE102009028308A1 (de) | 2009-08-06 | 2011-02-10 | Volkswagen Ag | Membran-Elektroden-Einheit sowie eine solche umfassende Brennstoffzelle |
DE102009028758A1 (de) | 2009-08-20 | 2011-02-24 | Volkswagen Ag | Langzeitstabile Polymerelektrolytmembran für HT-Brennstoffzellen und Verfahren zu ihrer Herstellung |
DE102009057797A1 (de) | 2009-12-10 | 2011-06-16 | Volkswagen Ag | Verfahren zur Herstellung eines katalytischen Materials für Elektroden einer Brennstoffzelle |
WO2011084785A2 (en) * | 2009-12-21 | 2011-07-14 | E. I. Du Pont De Nemours And Company | Integrated processes for the preparation of polybenzimidazole precursors |
CN102263290B (zh) * | 2010-05-31 | 2014-04-02 | 比亚迪股份有限公司 | 一种聚合物电池及其制备方法 |
DE102010039900A1 (de) | 2010-08-27 | 2012-03-01 | Wacker Chemie Ag | Poröse Polymerfilme auf der Basis von stickstoffhaltigen aromatischen Polymeren |
US9006386B2 (en) | 2010-11-05 | 2015-04-14 | Suprapolix B.V. | Process for the preparation of a supramolecular polymer |
JP5291174B2 (ja) * | 2011-12-01 | 2013-09-18 | バスフ・ヒュエル・セル・ゲーエムベーハー | 高分子電解質膜の製造方法及び燃料電池 |
KR102280859B1 (ko) | 2019-09-03 | 2021-07-23 | 한국과학기술연구원 | 수증기를 이용한 고온형 일체형 재생연료전지 및 이의 운전방법 |
CN112652797B (zh) * | 2019-10-11 | 2022-03-08 | 中国科学院大连化学物理研究所 | 一种孔径具有梯度分布的多孔离子传导膜及制备和应用 |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4020142A (en) * | 1975-08-21 | 1977-04-26 | Celanese Corporation | Chemical modification of polybenzimidazole semipermeable |
US4693824A (en) | 1985-09-23 | 1987-09-15 | Celanese Corporation | Process for the production of polybenzimidazole ultrafiltration membranes |
US4664761A (en) | 1985-12-27 | 1987-05-12 | Uop Inc. | Electrochemical method and apparatus using proton-conducting polymers |
US4927909A (en) * | 1987-09-18 | 1990-05-22 | Hoechst Celanese Corp. | Fabrication of high performance polybenzimidazole films |
US5091087A (en) | 1990-06-25 | 1992-02-25 | Hoechst Celanese Corp. | Fabrication of microporous PBI membranes with narrow pore size distribution |
US5525436A (en) | 1994-11-01 | 1996-06-11 | Case Western Reserve University | Proton conducting polymers used as membranes |
US5599639A (en) * | 1995-08-31 | 1997-02-04 | Hoechst Celanese Corporation | Acid-modified polybenzimidazole fuel cell elements |
-
1997
- 1997-09-29 KR KR10-1999-7002790A patent/KR100525581B1/ko not_active IP Right Cessation
- 1997-09-29 US US09/269,082 patent/US6187231B1/en not_active Expired - Fee Related
- 1997-09-29 ES ES97911615T patent/ES2175369T3/es not_active Expired - Lifetime
- 1997-09-29 AU AU48939/97A patent/AU4893997A/en not_active Abandoned
- 1997-09-29 CA CA002266101A patent/CA2266101A1/en not_active Abandoned
- 1997-09-29 EP EP97911615A patent/EP0954544B1/de not_active Expired - Lifetime
- 1997-09-29 WO PCT/US1997/017790 patent/WO1998014505A1/en active IP Right Grant
- 1997-09-29 AT AT97911615T patent/ATE215107T1/de not_active IP Right Cessation
- 1997-09-29 DE DE69711441T patent/DE69711441T2/de not_active Expired - Lifetime
- 1997-09-29 BR BR9712247A patent/BR9712247A/pt not_active IP Right Cessation
- 1997-09-29 JP JP51686998A patent/JP4201350B2/ja not_active Expired - Fee Related
- 1997-10-01 TW TW086114314A patent/TW402616B/zh not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
DE69711441T2 (de) | 2002-11-07 |
EP0954544A1 (de) | 1999-11-10 |
BR9712247A (pt) | 1999-08-24 |
CA2266101A1 (en) | 1998-04-09 |
JP2001517254A (ja) | 2001-10-02 |
KR20000048799A (ko) | 2000-07-25 |
DE69711441D1 (de) | 2002-05-02 |
KR100525581B1 (ko) | 2005-11-03 |
ES2175369T3 (es) | 2002-11-16 |
JP4201350B2 (ja) | 2008-12-24 |
US6187231B1 (en) | 2001-02-13 |
TW402616B (en) | 2000-08-21 |
EP0954544B1 (de) | 2002-03-27 |
AU4893997A (en) | 1998-04-24 |
WO1998014505A1 (en) | 1998-04-09 |
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