DE1179915B - Verfahren zur Aktivierung von Silber enthaltenden Sauerstoffelektroden - Google Patents
Verfahren zur Aktivierung von Silber enthaltenden SauerstoffelektrodenInfo
- Publication number
- DE1179915B DE1179915B DEA36781A DEA0036781A DE1179915B DE 1179915 B DE1179915 B DE 1179915B DE A36781 A DEA36781 A DE A36781A DE A0036781 A DEA0036781 A DE A0036781A DE 1179915 B DE1179915 B DE 1179915B
- Authority
- DE
- Germany
- Prior art keywords
- electrode
- silver
- oxygen
- containing oxygen
- electrodes
- 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.)
- Pending
Links
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 title claims description 20
- 239000001301 oxygen Substances 0.000 title claims description 20
- 229910052760 oxygen Inorganic materials 0.000 title claims description 20
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 title claims description 18
- 229910052709 silver Inorganic materials 0.000 title claims description 18
- 239000004332 silver Substances 0.000 title claims description 18
- 238000000034 method Methods 0.000 title claims description 12
- 230000003213 activating effect Effects 0.000 title claims description 3
- MHAJPDPJQMAIIY-UHFFFAOYSA-N Hydrogen peroxide Chemical group OO MHAJPDPJQMAIIY-UHFFFAOYSA-N 0.000 claims description 8
- -1 alkali metal cyanide Chemical class 0.000 claims description 2
- 239000000446 fuel Substances 0.000 claims description 2
- 239000007800 oxidant agent Substances 0.000 claims 3
- 229910052783 alkali metal Inorganic materials 0.000 claims 1
- 238000004140 cleaning Methods 0.000 claims 1
- 229910052751 metal Inorganic materials 0.000 claims 1
- 239000002184 metal Substances 0.000 claims 1
- 230000004913 activation Effects 0.000 description 12
- NNFCIKHAZHQZJG-UHFFFAOYSA-N potassium cyanide Chemical compound [K+].N#[C-] NNFCIKHAZHQZJG-UHFFFAOYSA-N 0.000 description 5
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 4
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 3
- 239000007789 gas Substances 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 230000010287 polarization Effects 0.000 description 3
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 2
- ZOMNIUBKTOKEHS-UHFFFAOYSA-L dimercury dichloride Chemical class Cl[Hg][Hg]Cl ZOMNIUBKTOKEHS-UHFFFAOYSA-L 0.000 description 2
- 230000000284 resting effect Effects 0.000 description 2
- 230000002441 reversible effect Effects 0.000 description 2
- 229910001316 Ag alloy Inorganic materials 0.000 description 1
- XFXPMWWXUTWYJX-UHFFFAOYSA-N Cyanide Chemical compound N#[C-] XFXPMWWXUTWYJX-UHFFFAOYSA-N 0.000 description 1
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 1
- GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 description 1
- 239000004698 Polyethylene Substances 0.000 description 1
- 239000004133 Sodium thiosulphate Substances 0.000 description 1
- 229910052946 acanthite Inorganic materials 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 239000000356 contaminant Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000002209 hydrophobic effect Effects 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 229910017604 nitric acid Inorganic materials 0.000 description 1
- 229920000573 polyethylene Polymers 0.000 description 1
- ZNNZYHKDIALBAK-UHFFFAOYSA-M potassium thiocyanate Chemical compound [K+].[S-]C#N ZNNZYHKDIALBAK-UHFFFAOYSA-M 0.000 description 1
- 229940116357 potassium thiocyanate Drugs 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- XUARKZBEFFVFRG-UHFFFAOYSA-N silver sulfide Chemical compound [S-2].[Ag+].[Ag+] XUARKZBEFFVFRG-UHFFFAOYSA-N 0.000 description 1
- 229940056910 silver sulfide Drugs 0.000 description 1
- MNWBNISUBARLIT-UHFFFAOYSA-N sodium cyanide Chemical compound [Na+].N#[C-] MNWBNISUBARLIT-UHFFFAOYSA-N 0.000 description 1
- AKHNMLFCWUSKQB-UHFFFAOYSA-L sodium thiosulfate Chemical compound [Na+].[Na+].[O-]S([O-])(=O)=S AKHNMLFCWUSKQB-UHFFFAOYSA-L 0.000 description 1
- 235000019345 sodium thiosulphate Nutrition 0.000 description 1
- 239000002904 solvent Substances 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
-
- 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
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Electrodes For Compound Or Non-Metal Manufacture (AREA)
- Inert Electrodes (AREA)
- Catalysts (AREA)
- Combinations Of Kitchen Furniture (AREA)
- Sink And Installation For Waste Water (AREA)
Priority Applications (9)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL122689D NL122689C (en:Method) | 1961-02-23 | ||
| BE612767D BE612767A (en:Method) | 1961-02-23 | ||
| NL274197D NL274197A (en:Method) | 1961-02-23 | ||
| GB16726/46A GB612767A (en) | 1961-02-23 | 1946-06-03 | Improvements relating to wringers |
| DEA36781A DE1179915B (de) | 1961-02-23 | 1961-02-23 | Verfahren zur Aktivierung von Silber enthaltenden Sauerstoffelektroden |
| CH1477461A CH414780A (de) | 1961-02-23 | 1961-12-19 | Verfahren zur Aktivierung von Sauerstoffelektroden |
| FR884816A FR1311644A (fr) | 1961-02-23 | 1962-01-15 | Procédé pour l'activation d'électrodes à oxygène ou autres applications |
| US174496A US3253961A (en) | 1961-02-23 | 1962-02-20 | Method of activating silver-containing electrodes |
| GB6892/62A GB924750A (en) | 1961-02-23 | 1962-02-22 | Process for the activation of oxygen electrodes |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DEA36781A DE1179915B (de) | 1961-02-23 | 1961-02-23 | Verfahren zur Aktivierung von Silber enthaltenden Sauerstoffelektroden |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE1179915B true DE1179915B (de) | 1964-10-22 |
Family
ID=6929833
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DEA36781A Pending DE1179915B (de) | 1961-02-23 | 1961-02-23 | Verfahren zur Aktivierung von Silber enthaltenden Sauerstoffelektroden |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US3253961A (en:Method) |
| BE (1) | BE612767A (en:Method) |
| CH (1) | CH414780A (en:Method) |
| DE (1) | DE1179915B (en:Method) |
| GB (2) | GB612767A (en:Method) |
| NL (2) | NL122689C (en:Method) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2549621C3 (de) * | 1975-11-05 | 1980-02-21 | Siemens Ag, 1000 Berlin Und 8000 Muenchen | Katalysator für Luftelektroden elektrochemischer Zellen und Verfahren zu seiner Herstellung |
| US4755266A (en) * | 1986-07-11 | 1988-07-05 | The Dow Chemical Company | Process for silver cathode activation |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2420262A (en) * | 1945-12-29 | 1947-05-06 | Navaretta Malio | Method of removing fire film from heated silver-copper alloys |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2187882A (en) * | 1940-01-23 | Olefin oxidation and catalyst | ||
| US1425576A (en) * | 1920-05-08 | 1922-08-15 | Nitrogen Corp | Catalyst and method of preparing the same |
| BE540652A (en:Method) * | 1955-04-01 | |||
| US2944946A (en) * | 1955-07-29 | 1960-07-12 | Napier & Son Ltd | Catalytic element and method of manufacturing such elements |
| US2927886A (en) * | 1956-01-25 | 1960-03-08 | Gould National Batteries Inc | Electrode and manufacture thereof |
| US2887496A (en) * | 1957-02-04 | 1959-05-19 | Union Carbide Corp | Production of organic acids from aldehydes |
-
0
- BE BE612767D patent/BE612767A/xx unknown
- NL NL274197D patent/NL274197A/xx unknown
- NL NL122689D patent/NL122689C/xx active
-
1946
- 1946-06-03 GB GB16726/46A patent/GB612767A/en not_active Expired
-
1961
- 1961-02-23 DE DEA36781A patent/DE1179915B/de active Pending
- 1961-12-19 CH CH1477461A patent/CH414780A/de unknown
-
1962
- 1962-02-20 US US174496A patent/US3253961A/en not_active Expired - Lifetime
- 1962-02-22 GB GB6892/62A patent/GB924750A/en not_active Expired
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2420262A (en) * | 1945-12-29 | 1947-05-06 | Navaretta Malio | Method of removing fire film from heated silver-copper alloys |
Also Published As
| Publication number | Publication date |
|---|---|
| NL122689C (en:Method) | |
| CH414780A (de) | 1966-06-15 |
| NL274197A (en:Method) | |
| GB612767A (en) | 1948-11-17 |
| BE612767A (en:Method) | |
| US3253961A (en) | 1966-05-31 |
| GB924750A (en) | 1963-05-01 |
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