RO103245B1 - Procedeu de fabricare a electrozilor catodici pentru pile si baterii alcaline - Google Patents
Procedeu de fabricare a electrozilor catodici pentru pile si baterii alcalineInfo
- Publication number
- RO103245B1 RO103245B1 RO137267A RO13726788A RO103245B1 RO 103245 B1 RO103245 B1 RO 103245B1 RO 137267 A RO137267 A RO 137267A RO 13726788 A RO13726788 A RO 13726788A RO 103245 B1 RO103245 B1 RO 103245B1
- Authority
- RO
- Romania
- Prior art keywords
- pressed
- cells
- hgo
- powders
- nickel
- Prior art date
Links
- 238000000034 method Methods 0.000 title abstract 3
- 238000004519 manufacturing process Methods 0.000 title abstract 2
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 abstract 2
- 239000000463 material Substances 0.000 abstract 2
- 239000000843 powder Substances 0.000 abstract 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 abstract 1
- 239000004698 Polyethylene Substances 0.000 abstract 1
- 229910000831 Steel Inorganic materials 0.000 abstract 1
- 239000000203 mixture Substances 0.000 abstract 1
- 229910052759 nickel Inorganic materials 0.000 abstract 1
- 239000002245 particle Substances 0.000 abstract 1
- -1 polyethylene Polymers 0.000 abstract 1
- 229920000573 polyethylene Polymers 0.000 abstract 1
- 239000010959 steel Substances 0.000 abstract 1
- 238000003466 welding Methods 0.000 abstract 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
- H01M4/02—Electrodes composed of, or comprising, active material
- H01M4/06—Electrodes for primary cells
- H01M4/08—Processes of manufacture
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Cell Electrode Carriers And Collectors (AREA)
- Battery Electrode And Active Subsutance (AREA)
Abstract
Inventia se refera la un procedeu de realizare a electrozilor catodici pentru pile si baterii alcaline apartinînd sistemului electrochimic HgO/KOH/Zn. Potrivit procedeului, într-o prima etapa se procedeaza la omogenizarea unui amestec de pulberi cu granulatie sub 75 în proportii procentuale gravimetrice de 90% HgO, 7,4% electrografit, 2,6% polietilena, proportii care pot varia în limite restrînse în functie de morfologia particulelor care alcatuiesc pulberile. Acestea sînt presate cu o forta de presare de 0,4...0,6 tf/cm indice 2 într-o matrita avînd configuratia dorita, realizîndu-se astfel elementul catodic presat. în continuare, se confectioneaza colectorul de curent cu aceeasi configuratie prin ambutisare marginala sau sudare în punct cu curenti de impuls a elementelor componente ale desfasuratei sale geometrice. Materialul folosit este tabla de nichel sau de otel nichelat cu grosimea de 0,08...0,14 mm pe care s-au practicat prealabil perforatii de 0,05...0,15 mm exponent 2 la distante de circa 1...2 mm. în colector este introdus elementul catodic presat din materialul depolarizat.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| RO137267A RO103245B1 (ro) | 1988-12-29 | 1988-12-29 | Procedeu de fabricare a electrozilor catodici pentru pile si baterii alcaline |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| RO137267A RO103245B1 (ro) | 1988-12-29 | 1988-12-29 | Procedeu de fabricare a electrozilor catodici pentru pile si baterii alcaline |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| RO103245A2 RO103245A2 (en) | 1991-11-25 |
| RO103245B1 true RO103245B1 (ro) | 1992-06-25 |
Family
ID=20123520
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| RO137267A RO103245B1 (ro) | 1988-12-29 | 1988-12-29 | Procedeu de fabricare a electrozilor catodici pentru pile si baterii alcaline |
Country Status (1)
| Country | Link |
|---|---|
| RO (1) | RO103245B1 (ro) |
-
1988
- 1988-12-29 RO RO137267A patent/RO103245B1/ro unknown
Also Published As
| Publication number | Publication date |
|---|---|
| RO103245A2 (en) | 1991-11-25 |
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