RO87570B1 - Procedeu de obtinere a dioxidului de mangan activ - Google Patents
Procedeu de obtinere a dioxidului de mangan activInfo
- Publication number
- RO87570B1 RO87570B1 RO112665A RO11266583A RO87570B1 RO 87570 B1 RO87570 B1 RO 87570B1 RO 112665 A RO112665 A RO 112665A RO 11266583 A RO11266583 A RO 11266583A RO 87570 B1 RO87570 B1 RO 87570B1
- Authority
- RO
- Romania
- Prior art keywords
- manganese dioxide
- mno2
- active manganese
- obtaining active
- electroacquid
- Prior art date
Links
- NUJOXMJBOLGQSY-UHFFFAOYSA-N manganese dioxide Chemical compound O=[Mn]=O NUJOXMJBOLGQSY-UHFFFAOYSA-N 0.000 title abstract 8
- 238000000034 method Methods 0.000 title abstract 3
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 abstract 3
- 238000004519 manufacturing process Methods 0.000 abstract 2
- PWHULOQIROXLJO-UHFFFAOYSA-N Manganese Chemical compound [Mn] PWHULOQIROXLJO-UHFFFAOYSA-N 0.000 abstract 1
- 229910021380 Manganese Chloride Inorganic materials 0.000 abstract 1
- GLFNIEUTAYBVOC-UHFFFAOYSA-L Manganese chloride Chemical compound Cl[Mn]Cl GLFNIEUTAYBVOC-UHFFFAOYSA-L 0.000 abstract 1
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 abstract 1
- BNBLBRISEAQIHU-UHFFFAOYSA-N disodium dioxido(dioxo)manganese Chemical compound [Na+].[Na+].[O-][Mn]([O-])(=O)=O BNBLBRISEAQIHU-UHFFFAOYSA-N 0.000 abstract 1
- 229910052748 manganese Inorganic materials 0.000 abstract 1
- 239000011572 manganese Substances 0.000 abstract 1
- 239000011565 manganese chloride Substances 0.000 abstract 1
- 235000002867 manganese chloride Nutrition 0.000 abstract 1
- 229910000473 manganese(VI) oxide Inorganic materials 0.000 abstract 1
- 238000002844 melting Methods 0.000 abstract 1
- 230000008018 melting Effects 0.000 abstract 1
- 239000012429 reaction media Substances 0.000 abstract 1
- 239000002904 solvent Substances 0.000 abstract 1
- 238000003756 stirring Methods 0.000 abstract 1
- 235000011149 sulphuric acid Nutrition 0.000 abstract 1
Landscapes
- Inorganic Compounds Of Heavy Metals (AREA)
- Battery Electrode And Active Subsutance (AREA)
Abstract
Inventia se refera la un procedeu de obtinere a dioxidului de mangan activ, utilizabil ca masa electrochimic activacatodica la fabricarea elementelor si bateriilor galvanice uscate. Procedeul prevede topirea alcalina a unei parti din minereurile cu continut de MnO2 în vederea obtinerii manganatului de sodiu care se solubilizeaza subsecvent cu solutoe de NaOH n/10. Prin reducerea unei alte parti din minereul de mangan respectiv se realizeaza trecerea MnO2 în MnO3 care se trateaza apoi cu solutie de HCl concentrat pentru obtinerea MnCl2. Se aduc apoi în contact sub agitare cele doua solutii în raport de 5 : 1 în vol si se regleaza constant pH-ul mediului de reactie la valoarea 1 prin adaugarea cantitatilor necesare de H2SO4 solutie 1 : 1 concentratie.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| RO83112665A RO87570A2 (ro) | 1983-11-26 | 1983-11-26 | Procedeu de obtinere a dioxidului de mangan activ |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| RO83112665A RO87570A2 (ro) | 1983-11-26 | 1983-11-26 | Procedeu de obtinere a dioxidului de mangan activ |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| RO87570B1 true RO87570B1 (ro) | 1985-10-01 |
| RO87570A2 RO87570A2 (ro) | 1985-10-31 |
Family
ID=20113910
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| RO83112665A RO87570A2 (ro) | 1983-11-26 | 1983-11-26 | Procedeu de obtinere a dioxidului de mangan activ |
Country Status (1)
| Country | Link |
|---|---|
| RO (1) | RO87570A2 (ro) |
-
1983
- 1983-11-26 RO RO83112665A patent/RO87570A2/ro unknown
Also Published As
| Publication number | Publication date |
|---|---|
| RO87570A2 (ro) | 1985-10-31 |
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