BR0210536B1 - processo para produção de um eletrodo de difusão de gás de um catalisador de prata sobre substrato de ptfe. - Google Patents
processo para produção de um eletrodo de difusão de gás de um catalisador de prata sobre substrato de ptfe. Download PDFInfo
- Publication number
- BR0210536B1 BR0210536B1 BRPI0210536-5A BR0210536A BR0210536B1 BR 0210536 B1 BR0210536 B1 BR 0210536B1 BR 0210536 A BR0210536 A BR 0210536A BR 0210536 B1 BR0210536 B1 BR 0210536B1
- Authority
- BR
- Brazil
- Prior art keywords
- silver
- catalyst
- silver catalyst
- gas diffusion
- electrode
- Prior art date
Links
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 title claims abstract description 51
- 229910052709 silver Inorganic materials 0.000 title claims abstract description 50
- 239000004332 silver Substances 0.000 title claims abstract description 50
- 239000003054 catalyst Substances 0.000 title claims abstract description 32
- 238000009792 diffusion process Methods 0.000 title claims abstract description 15
- 239000000758 substrate Substances 0.000 title claims abstract description 4
- 238000000034 method Methods 0.000 title claims description 27
- 230000008569 process Effects 0.000 title claims description 25
- 229920001343 polytetrafluoroethylene Polymers 0.000 title description 17
- 239000000463 material Substances 0.000 claims abstract description 13
- 238000004519 manufacturing process Methods 0.000 claims abstract description 5
- 239000007787 solid Substances 0.000 claims abstract description 5
- 239000011148 porous material Substances 0.000 claims description 18
- 239000007788 liquid Substances 0.000 claims description 14
- 238000009736 wetting Methods 0.000 claims description 5
- ATRRKUHOCOJYRX-UHFFFAOYSA-N Ammonium bicarbonate Chemical compound [NH4+].OC([O-])=O ATRRKUHOCOJYRX-UHFFFAOYSA-N 0.000 claims description 4
- KFZMGEQAYNKOFK-UHFFFAOYSA-N Isopropanol Chemical compound CC(C)O KFZMGEQAYNKOFK-UHFFFAOYSA-N 0.000 claims description 4
- 239000001099 ammonium carbonate Substances 0.000 claims description 4
- 235000012501 ammonium carbonate Nutrition 0.000 claims description 4
- 238000003490 calendering Methods 0.000 claims description 3
- 230000006835 compression Effects 0.000 claims description 3
- 238000007906 compression Methods 0.000 claims description 3
- 239000002815 homogeneous catalyst Substances 0.000 claims description 3
- 238000010791 quenching Methods 0.000 claims description 3
- 239000004094 surface-active agent Substances 0.000 claims description 3
- ISAVYTVYFVQUDY-UHFFFAOYSA-N 4-tert-Octylphenol Chemical compound CC(C)(C)CC(C)(C)C1=CC=C(O)C=C1 ISAVYTVYFVQUDY-UHFFFAOYSA-N 0.000 claims description 2
- 230000000171 quenching effect Effects 0.000 claims description 2
- QGZKDVFQNNGYKY-UHFFFAOYSA-O Ammonium Chemical compound [NH4+] QGZKDVFQNNGYKY-UHFFFAOYSA-O 0.000 claims 1
- 239000000945 filler Substances 0.000 claims 1
- 239000004020 conductor Substances 0.000 abstract 1
- 239000012530 fluid Substances 0.000 abstract 1
- 239000007789 gas Substances 0.000 description 17
- 239000004810 polytetrafluoroethylene Substances 0.000 description 16
- NDVLTYZPCACLMA-UHFFFAOYSA-N silver oxide Chemical compound [O-2].[Ag+].[Ag+] NDVLTYZPCACLMA-UHFFFAOYSA-N 0.000 description 12
- 239000003792 electrolyte Substances 0.000 description 9
- 239000000843 powder Substances 0.000 description 9
- 239000002245 particle Substances 0.000 description 8
- 230000002209 hydrophobic effect Effects 0.000 description 7
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 description 7
- WSFSSNUMVMOOMR-UHFFFAOYSA-N Formaldehyde Chemical compound O=C WSFSSNUMVMOOMR-UHFFFAOYSA-N 0.000 description 6
- 239000000203 mixture Substances 0.000 description 6
- 238000001556 precipitation Methods 0.000 description 6
- 229910001923 silver oxide Inorganic materials 0.000 description 6
- 229910001316 Ag alloy Inorganic materials 0.000 description 5
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 5
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 5
- 239000003513 alkali Substances 0.000 description 5
- 229910052799 carbon Inorganic materials 0.000 description 5
- 238000005868 electrolysis reaction Methods 0.000 description 5
- 239000000428 dust Substances 0.000 description 4
- 230000009467 reduction Effects 0.000 description 4
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 3
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 3
- 238000005056 compaction Methods 0.000 description 3
- 238000005260 corrosion Methods 0.000 description 3
- 239000000446 fuel Substances 0.000 description 3
- 229910052697 platinum Inorganic materials 0.000 description 3
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 2
- PEDCQBHIVMGVHV-UHFFFAOYSA-N Glycerine Chemical compound OCC(O)CO PEDCQBHIVMGVHV-UHFFFAOYSA-N 0.000 description 2
- KDLHZDBZIXYQEI-UHFFFAOYSA-N Palladium Chemical compound [Pd] KDLHZDBZIXYQEI-UHFFFAOYSA-N 0.000 description 2
- 229910045601 alloy Inorganic materials 0.000 description 2
- 239000000956 alloy Substances 0.000 description 2
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 239000007844 bleaching agent Substances 0.000 description 2
- 230000003197 catalytic effect Effects 0.000 description 2
- 229910052802 copper Inorganic materials 0.000 description 2
- 239000010949 copper Substances 0.000 description 2
- 230000007797 corrosion Effects 0.000 description 2
- 239000013078 crystal Substances 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000006185 dispersion Substances 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 239000012528 membrane Substances 0.000 description 2
- QSHDDOUJBYECFT-UHFFFAOYSA-N mercury Chemical compound [Hg] QSHDDOUJBYECFT-UHFFFAOYSA-N 0.000 description 2
- 229910052753 mercury Inorganic materials 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 229910052759 nickel Inorganic materials 0.000 description 2
- 239000001301 oxygen Substances 0.000 description 2
- 229910052760 oxygen Inorganic materials 0.000 description 2
- -1 polytetrafluoroethylene Polymers 0.000 description 2
- SQGYOTSLMSWVJD-UHFFFAOYSA-N silver(1+) nitrate Chemical compound [Ag+].[O-]N(=O)=O SQGYOTSLMSWVJD-UHFFFAOYSA-N 0.000 description 2
- 241000894007 species Species 0.000 description 2
- 230000006641 stabilisation Effects 0.000 description 2
- 238000011105 stabilization Methods 0.000 description 2
- 230000003746 surface roughness Effects 0.000 description 2
- 238000004804 winding Methods 0.000 description 2
- 229910000497 Amalgam Inorganic materials 0.000 description 1
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 description 1
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 description 1
- ZLMJMSJWJFRBEC-UHFFFAOYSA-N Potassium Chemical compound [K] ZLMJMSJWJFRBEC-UHFFFAOYSA-N 0.000 description 1
- 239000007868 Raney catalyst Substances 0.000 description 1
- 229910000564 Raney nickel Inorganic materials 0.000 description 1
- 239000004809 Teflon Substances 0.000 description 1
- 229920006362 Teflon® Polymers 0.000 description 1
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 1
- 230000002378 acidificating effect Effects 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 238000005275 alloying Methods 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 244000052616 bacterial pathogen Species 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 229910052797 bismuth Inorganic materials 0.000 description 1
- JCXGWMGPZLAOME-UHFFFAOYSA-N bismuth atom Chemical compound [Bi] JCXGWMGPZLAOME-UHFFFAOYSA-N 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000000460 chlorine Substances 0.000 description 1
- 229910052801 chlorine Inorganic materials 0.000 description 1
- 238000000975 co-precipitation Methods 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 229910017052 cobalt Inorganic materials 0.000 description 1
- 239000010941 cobalt Substances 0.000 description 1
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 description 1
- 238000002425 crystallisation Methods 0.000 description 1
- 230000008025 crystallization Effects 0.000 description 1
- 230000009849 deactivation Effects 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 235000011187 glycerol Nutrition 0.000 description 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- 239000010931 gold Substances 0.000 description 1
- 239000003906 humectant Substances 0.000 description 1
- 238000003475 lamination Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 229910001987 mercury nitrate Inorganic materials 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- DRXYRSRECMWYAV-UHFFFAOYSA-N nitrooxymercury Chemical compound [Hg+].[O-][N+]([O-])=O DRXYRSRECMWYAV-UHFFFAOYSA-N 0.000 description 1
- 229910052763 palladium Inorganic materials 0.000 description 1
- 238000009527 percussion Methods 0.000 description 1
- 229910052700 potassium Inorganic materials 0.000 description 1
- 239000011591 potassium Substances 0.000 description 1
- 239000002244 precipitate Substances 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 229910001961 silver nitrate Inorganic materials 0.000 description 1
- UKHWJBVVWVYFEY-UHFFFAOYSA-M silver;hydroxide Chemical compound [OH-].[Ag+] UKHWJBVVWVYFEY-UHFFFAOYSA-M 0.000 description 1
- 229910052708 sodium Inorganic materials 0.000 description 1
- 239000011734 sodium Substances 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 239000010936 titanium Substances 0.000 description 1
- 229910052719 titanium Inorganic materials 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
- GPRLSGONYQIRFK-MNYXATJNSA-N triton Chemical compound [3H+] GPRLSGONYQIRFK-MNYXATJNSA-N 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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
- 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
- H01M4/8896—Pressing, rolling, calendering
-
- 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
-
- 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
- H01M4/8647—Inert electrodes with catalytic activity, e.g. for fuel cells consisting of more than one material, e.g. consisting of composites
- H01M4/8652—Inert electrodes with catalytic activity, e.g. for fuel cells consisting of more than one material, e.g. consisting of composites as mixture
-
- 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
- H01M4/8885—Sintering or firing
-
- 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
-
- 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
- H01M4/8647—Inert electrodes with catalytic activity, e.g. for fuel cells consisting of more than one material, e.g. consisting of composites
- H01M4/8657—Inert electrodes with catalytic activity, e.g. for fuel cells consisting of more than one material, e.g. consisting of composites layered
-
- 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
- H01M8/08—Fuel cells with aqueous electrolytes
- H01M8/083—Alkaline 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
- 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)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Composite Materials (AREA)
- Electrodes For Compound Or Non-Metal Manufacture (AREA)
- Inert Electrodes (AREA)
- Catalysts (AREA)
- Electrolytic Production Of Non-Metals, Compounds, Apparatuses Therefor (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE10130441A DE10130441B4 (de) | 2001-06-23 | 2001-06-23 | Verfahren zum Herstellen von Gasdiffusionselektroden |
| DE10130441.2 | 2001-06-23 | ||
| PCT/EP2002/006706 WO2003004726A2 (de) | 2001-06-23 | 2002-06-18 | Verfahren zum herstellen von gasdiffusionselektroden |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| BR0210536A BR0210536A (pt) | 2004-06-22 |
| BR0210536B1 true BR0210536B1 (pt) | 2012-01-24 |
Family
ID=7689282
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BRPI0210536-5A BR0210536B1 (pt) | 2001-06-23 | 2002-06-18 | processo para produção de um eletrodo de difusão de gás de um catalisador de prata sobre substrato de ptfe. |
Country Status (12)
| Country | Link |
|---|---|
| US (1) | US7226885B2 (enExample) |
| EP (1) | EP1402587B1 (enExample) |
| JP (1) | JP2004533544A (enExample) |
| KR (1) | KR100855922B1 (enExample) |
| CN (1) | CN1272865C (enExample) |
| AT (1) | ATE279023T1 (enExample) |
| AU (1) | AU2002325243A1 (enExample) |
| BR (1) | BR0210536B1 (enExample) |
| CA (1) | CA2451610C (enExample) |
| DE (2) | DE10130441B4 (enExample) |
| RU (1) | RU2290454C2 (enExample) |
| WO (1) | WO2003004726A2 (enExample) |
Families Citing this family (21)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE10130441B4 (de) * | 2001-06-23 | 2005-01-05 | Uhde Gmbh | Verfahren zum Herstellen von Gasdiffusionselektroden |
| TW558833B (en) * | 2002-09-09 | 2003-10-21 | Ind Tech Res Inst | Gas diffusion electrode and the method for making the same |
| DE102004034885A1 (de) * | 2004-07-19 | 2006-02-16 | Uhde Gmbh | Silber-Gasdiffusionselektrode für den Einsatz in CO2-haltiger Luft |
| KR100682862B1 (ko) * | 2005-01-11 | 2007-02-15 | 삼성에스디아이 주식회사 | 전기 화학 전지용 전극, 그 제조 방법 및 이를 채용한전기 화학 전지 |
| DE102005023615A1 (de) | 2005-05-21 | 2006-11-23 | Bayer Materialscience Ag | Verfahren zur Herstellung von Gasdiffusionselektroden |
| ITMI20060726A1 (it) * | 2006-04-12 | 2007-10-13 | De Nora Elettrodi S P A | Elettrodo a diffusione gassosa per celle a percolazione di elettrolita |
| CN101191237B (zh) * | 2006-11-29 | 2010-04-14 | 中国石油天然气集团公司 | 一种制氢储氢一体化电极制备方法 |
| KR101160853B1 (ko) | 2009-12-18 | 2012-07-02 | 주식회사 미트 | 면상발열체 시트 제조장치 및 그의 제조방법 |
| CN101774666B (zh) * | 2010-01-29 | 2011-12-21 | 北京化工大学 | 一种2-乙基蒽醌改性气体扩散电极及其制备方法 |
| DE102010030203A1 (de) * | 2010-06-17 | 2011-12-22 | Bayer Materialscience Ag | Gasdiffusionselektrode und Verfahren zu ihrer Herstellung |
| DE102010039846A1 (de) | 2010-08-26 | 2012-03-01 | Bayer Materialscience Aktiengesellschaft | Sauerstoffverzehrelektrode und Verfahren zu ihrer Herstellung |
| DE102011008163A1 (de) | 2011-01-10 | 2012-07-12 | Bayer Material Science Ag | Beschichtung für metallische Zellelement-Werkstoffe einer Elektrolysezelle |
| DE102011005454A1 (de) * | 2011-03-11 | 2012-09-13 | Bayer Materialscience Aktiengesellschaft | Verfahren zur Herstellung von Sauerstoffverzehrelektroden |
| EP2573213B1 (de) * | 2011-09-23 | 2017-10-25 | Covestro Deutschland AG | Sauerstoffverzehrelektrode und verfahren zu ihrer herstellung |
| CN102517602B (zh) * | 2011-12-29 | 2014-10-29 | 北京化工大学 | 一种气体扩散电极的明胶造孔方法 |
| AU2013328267B2 (en) | 2012-10-09 | 2018-06-28 | Phinergy Ltd | Electrode assembly and method for its preparation |
| DE102015215309A1 (de) | 2015-08-11 | 2017-02-16 | Siemens Aktiengesellschaft | Präparationstechnik von kohlenwasserstoffselektiven Gasdiffusionselektroden basierend auf Cu-haltigen-Katalysatoren |
| DE102017209960A1 (de) | 2017-06-13 | 2018-12-13 | Robert Bosch Gmbh | Verfahren zum Herstellen einer Elektrode, insbesondere für eine Batterie |
| DE102018211189A1 (de) * | 2018-07-06 | 2020-01-09 | Robert Bosch Gmbh | Verfahren und Vorrichtung zur Herstellung eines Elektrodenmaterialbandes |
| DE102019203373A1 (de) | 2019-03-13 | 2020-09-17 | Robert Bosch Gmbh | Gasdiffusionslage für eine Brennstoffzelle und Brennstoffzelle |
| DE102022004678A1 (de) | 2022-12-13 | 2024-06-13 | Covestro Deutschland Ag | Verfahren zur Elektrolyse von Kohlendioxid mit Vorreduktion einer Silberoxid-enthaltenden Gasdiffusionselektrode |
Family Cites Families (34)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1546728C3 (de) | 1965-09-18 | 1975-07-17 | Varta Batterie Ag, 3000 Hannover | Verfahren zur Herstellung eines silberhaltigen pulverförmiger! Katalysators für Sauerstoffelektroden |
| US3502509A (en) * | 1966-05-23 | 1970-03-24 | Allis Chalmers Mfg Co | Silver catalyzed fuel cell electrode |
| US3505129A (en) | 1967-01-16 | 1970-04-07 | Hooker Chemical Corp | Chemical coating process for metal |
| US3668101A (en) * | 1968-07-22 | 1972-06-06 | Nat Res Dev | Membrane electrodes and cells |
| US3553032A (en) * | 1969-01-21 | 1971-01-05 | Sony Corp | Method of making a fuel cell electrode by thermal decomposition of silver carbonate |
| FR2049151A7 (en) | 1969-06-04 | 1971-03-26 | United Aircraft Corp | Silver mercury catalyst for fuel cell cath- - ode |
| US3930094A (en) * | 1972-08-31 | 1975-12-30 | Westinghouse Electric Corp | Hydrophobic mats for gas diffusion electrodes |
| JPS5738185A (en) * | 1980-08-20 | 1982-03-02 | Matsushita Electric Ind Co Ltd | Ink jet recording paper |
| JPS6044786B2 (ja) * | 1980-10-30 | 1985-10-05 | 日本電池株式会社 | ガス拡散電極 |
| US4500647A (en) * | 1980-10-31 | 1985-02-19 | Diamond Shamrock Chemicals Company | Three layer laminated matrix electrode |
| US4370284A (en) * | 1980-10-31 | 1983-01-25 | Diamond Shamrock Corporation | Non-bleeding electrode |
| US4518705A (en) * | 1980-10-31 | 1985-05-21 | Eltech Systems Corporation | Three layer laminate |
| US4357262A (en) * | 1980-10-31 | 1982-11-02 | Diamond Shamrock Corporation | Electrode layer treating process |
| DE3303779A1 (de) | 1983-02-04 | 1984-08-16 | Hoechst Ag, 6230 Frankfurt | Verfahren zur herstellung eines katalytisch wirksamen elektrodenmaterials fuer sauerstoffverzehr-elektroden |
| DE3331699C2 (de) * | 1983-09-02 | 1985-10-31 | Accumulatorenwerke Hoppecke Carl Zoellner & Sohn GmbH & Co KG, 5790 Brilon | Sauerstoffelektrode für alkalische galvanische Elemente und Verfahren ihrer Herstellung |
| DE3342969A1 (de) | 1983-11-28 | 1985-06-05 | Varta Batterie Ag, 3000 Hannover | Poroese gaselektrode |
| US4585711A (en) * | 1983-12-15 | 1986-04-29 | Communications Satellite Corporation | Hydrogen electrode for a fuel cell |
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| US4568442A (en) * | 1985-02-01 | 1986-02-04 | The Dow Chemical Company | Gas diffusion composite electrode having polymeric binder coated carbon layer |
| NL8502435A (nl) | 1985-09-05 | 1987-04-01 | Electrochem Energieconversie | Werkwijze voor het vervaardigen van een katalytische laag voor een brandstofcelelectrode en een dergelijke katalytische laag. |
| EP0241432B1 (en) * | 1986-03-07 | 1993-08-11 | Tanaka Kikinzoku Kogyo K.K. | Gas permeable electrode |
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| DE3710168A1 (de) | 1987-03-27 | 1988-10-13 | Varta Batterie | Verfahren zur herstellung einer kunststoffgebundenen gasdiffusionselektrode mit metallischen elektrokatalysatoren |
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| CA2077474A1 (en) * | 1992-02-21 | 1993-08-22 | Carl W. Townsend | Dual porosity gas evolving electrode |
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| DE10130441B4 (de) * | 2001-06-23 | 2005-01-05 | Uhde Gmbh | Verfahren zum Herstellen von Gasdiffusionselektroden |
-
2001
- 2001-06-23 DE DE10130441A patent/DE10130441B4/de not_active Expired - Fee Related
-
2002
- 2002-06-18 EP EP02758237A patent/EP1402587B1/de not_active Expired - Lifetime
- 2002-06-18 AU AU2002325243A patent/AU2002325243A1/en not_active Abandoned
- 2002-06-18 AT AT02758237T patent/ATE279023T1/de not_active IP Right Cessation
- 2002-06-18 RU RU2004101764/15A patent/RU2290454C2/ru not_active IP Right Cessation
- 2002-06-18 BR BRPI0210536-5A patent/BR0210536B1/pt not_active IP Right Cessation
- 2002-06-18 DE DE50201245T patent/DE50201245D1/de not_active Expired - Lifetime
- 2002-06-18 KR KR1020037015632A patent/KR100855922B1/ko not_active Expired - Fee Related
- 2002-06-18 US US10/481,775 patent/US7226885B2/en not_active Expired - Lifetime
- 2002-06-18 JP JP2003510479A patent/JP2004533544A/ja active Pending
- 2002-06-18 WO PCT/EP2002/006706 patent/WO2003004726A2/de not_active Ceased
- 2002-06-18 CN CNB028123433A patent/CN1272865C/zh not_active Expired - Fee Related
- 2002-06-18 CA CA2451610A patent/CA2451610C/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| EP1402587B1 (de) | 2004-10-06 |
| JP2004533544A (ja) | 2004-11-04 |
| KR100855922B1 (ko) | 2008-09-02 |
| US20040152588A1 (en) | 2004-08-05 |
| WO2003004726A3 (de) | 2003-10-02 |
| WO2003004726A2 (de) | 2003-01-16 |
| DE50201245D1 (de) | 2004-11-11 |
| CN1272865C (zh) | 2006-08-30 |
| RU2290454C2 (ru) | 2006-12-27 |
| DE10130441A1 (de) | 2003-03-27 |
| KR20040020910A (ko) | 2004-03-09 |
| CN1526179A (zh) | 2004-09-01 |
| US7226885B2 (en) | 2007-06-05 |
| DE10130441B4 (de) | 2005-01-05 |
| ATE279023T1 (de) | 2004-10-15 |
| HK1065647A1 (en) | 2005-02-25 |
| CA2451610A1 (en) | 2003-01-16 |
| BR0210536A (pt) | 2004-06-22 |
| AU2002325243A1 (en) | 2003-01-21 |
| CA2451610C (en) | 2010-11-09 |
| RU2004101764A (ru) | 2005-06-10 |
| EP1402587A2 (de) | 2004-03-31 |
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| B06A | Patent application procedure suspended [chapter 6.1 patent gazette] | ||
| B09A | Decision: intention to grant [chapter 9.1 patent gazette] | ||
| B16A | Patent or certificate of addition of invention granted [chapter 16.1 patent gazette] |
Free format text: PRAZO DE VALIDADE: 20 (VINTE) ANOS CONTADOS A PARTIR DE 18/06/2002, OBSERVADAS AS CONDICOES LEGAIS. |
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| B21F | Lapse acc. art. 78, item iv - on non-payment of the annual fees in time | ||
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