Method for the preparation of anhydrous sodium sulfide
A method for preparing anhydrous sodium sulfide having a content of at least 98 wt % Na2S, by drying hydrous sodium sulfide, having a water content of 35 to 45 wt %, wherein the hydrous sodium sulfide is provided as a solid or in liquified form, and is dried at an elevated temperature while being mi...
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| Format: | Patent |
| Sprache: | eng |
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| Zusammenfassung: | A method for preparing anhydrous sodium sulfide having a content of at least 98 wt % Na2S, by drying hydrous sodium sulfide, having a water content of 35 to 45 wt %, wherein the hydrous sodium sulfide is provided as a solid or in liquified form, and is dried at an elevated temperature while being mixed and conveyed. |
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