DE2218202A1 - Sauerstoff-(luft-)gasdiffusionselektrode fuer elektro-chemische stromquellen vom metall-sauerstoff-(luft-) typ und fuer brennelemente - Google Patents
Sauerstoff-(luft-)gasdiffusionselektrode fuer elektro-chemische stromquellen vom metall-sauerstoff-(luft-) typ und fuer brennelementeInfo
- Publication number
- DE2218202A1 DE2218202A1 DE2218202A DE2218202A DE2218202A1 DE 2218202 A1 DE2218202 A1 DE 2218202A1 DE 2218202 A DE2218202 A DE 2218202A DE 2218202 A DE2218202 A DE 2218202A DE 2218202 A1 DE2218202 A1 DE 2218202A1
- Authority
- DE
- Germany
- Prior art keywords
- oxygen
- air
- zones
- porous
- diffusion electrode
- Prior art date
- Legal status (The legal status 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 status listed.)
- Withdrawn
Links
- 229910052760 oxygen Inorganic materials 0.000 title claims description 32
- 239000001301 oxygen Substances 0.000 title claims description 32
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 title claims description 30
- 239000007789 gas Substances 0.000 title claims description 16
- 238000009792 diffusion process Methods 0.000 title claims description 15
- 239000000446 fuel Substances 0.000 title claims description 5
- 230000003197 catalytic effect Effects 0.000 claims description 15
- 230000002209 hydrophobic effect Effects 0.000 claims description 13
- 239000003054 catalyst Substances 0.000 claims description 9
- -1 polytetrafluoroethylene Polymers 0.000 claims description 8
- 239000000126 substance Substances 0.000 claims description 8
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 7
- 229910052799 carbon Inorganic materials 0.000 claims description 6
- 239000006229 carbon black Substances 0.000 claims description 5
- 239000003792 electrolyte Substances 0.000 claims description 4
- 239000002184 metal Substances 0.000 claims description 4
- 229910052751 metal Inorganic materials 0.000 claims description 4
- 239000004698 Polyethylene Substances 0.000 claims description 3
- 229920002367 Polyisobutene Polymers 0.000 claims description 3
- 229920000573 polyethylene Polymers 0.000 claims description 3
- 229920001343 polytetrafluoroethylene Polymers 0.000 claims description 3
- 239000004810 polytetrafluoroethylene Substances 0.000 claims description 3
- 239000004743 Polypropylene Substances 0.000 claims description 2
- 230000000149 penetrating effect Effects 0.000 claims description 2
- 229920001155 polypropylene Polymers 0.000 claims description 2
- 230000009467 reduction Effects 0.000 claims description 2
- 244000025254 Cannabis sativa Species 0.000 claims 1
- 239000011149 active material Substances 0.000 claims 1
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 description 8
- 229910052697 platinum Inorganic materials 0.000 description 4
- 230000000712 assembly Effects 0.000 description 3
- 238000000429 assembly Methods 0.000 description 3
- 239000010970 precious metal Substances 0.000 description 3
- 230000008859 change Effects 0.000 description 2
- 239000003610 charcoal Substances 0.000 description 2
- 238000000840 electrochemical analysis Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- MYMOFIZGZYHOMD-UHFFFAOYSA-N Dioxygen Chemical compound O=O MYMOFIZGZYHOMD-UHFFFAOYSA-N 0.000 description 1
- VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 description 1
- 239000005977 Ethylene Substances 0.000 description 1
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 1
- DSVGQVZAZSZEEX-UHFFFAOYSA-N [C].[Pt] Chemical compound [C].[Pt] DSVGQVZAZSZEEX-UHFFFAOYSA-N 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 230000000996 additive effect Effects 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 239000011230 binding agent Substances 0.000 description 1
- 230000008094 contradictory effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 239000008151 electrolyte solution Substances 0.000 description 1
- 239000000839 emulsion Substances 0.000 description 1
- 229910002804 graphite Inorganic materials 0.000 description 1
- 239000010439 graphite Substances 0.000 description 1
- 229920001600 hydrophobic polymer Polymers 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000010287 polarization Effects 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 229910052709 silver Inorganic materials 0.000 description 1
- 239000004332 silver Substances 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
- 230000007704 transition Effects 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
-
- 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)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Inert Electrodes (AREA)
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE2218202A DE2218202A1 (de) | 1972-04-14 | 1972-04-14 | Sauerstoff-(luft-)gasdiffusionselektrode fuer elektro-chemische stromquellen vom metall-sauerstoff-(luft-) typ und fuer brennelemente |
| FR7213242A FR2179637A1 (en) | 1972-04-14 | 1972-04-14 | Oxygen (air) gas diffusion electrode - with hydrophobic /hydrophilic catalytic layer zones, for life/economy/efficiency |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE2218202A DE2218202A1 (de) | 1972-04-14 | 1972-04-14 | Sauerstoff-(luft-)gasdiffusionselektrode fuer elektro-chemische stromquellen vom metall-sauerstoff-(luft-) typ und fuer brennelemente |
| FR7213242A FR2179637A1 (en) | 1972-04-14 | 1972-04-14 | Oxygen (air) gas diffusion electrode - with hydrophobic /hydrophilic catalytic layer zones, for life/economy/efficiency |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE2218202A1 true DE2218202A1 (de) | 1973-10-18 |
Family
ID=25763074
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE2218202A Withdrawn DE2218202A1 (de) | 1972-04-14 | 1972-04-14 | Sauerstoff-(luft-)gasdiffusionselektrode fuer elektro-chemische stromquellen vom metall-sauerstoff-(luft-) typ und fuer brennelemente |
Country Status (2)
| Country | Link |
|---|---|
| DE (1) | DE2218202A1 (enExample) |
| FR (1) | FR2179637A1 (enExample) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH05234599A (ja) * | 1992-02-21 | 1993-09-10 | Tanaka Kikinzoku Kogyo Kk | 燃料電池用ガス拡散電極及びその製造方法 |
-
1972
- 1972-04-14 DE DE2218202A patent/DE2218202A1/de not_active Withdrawn
- 1972-04-14 FR FR7213242A patent/FR2179637A1/fr active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| FR2179637A1 (en) | 1973-11-23 |
| FR2179637B1 (enExample) | 1977-06-17 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| OD | Request for examination | ||
| 8136 | Disposal/non-payment of the fee for publication/grant |