Process for Producing Oxalic Acid
A process for producing oxalic acid containing or having the following steps: i) Utilizing a chemical reaction to produce an alkali metal formate and/or alkaline earth metal formate; ii) Converting the alkali metal formate and/or alkaline earth metal formate to an alkali metal oxalate and/or alkalin...
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| Sprache: | eng |
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| Zusammenfassung: | A process for producing oxalic acid containing or having the following steps: i) Utilizing a chemical reaction to produce an alkali metal formate and/or alkaline earth metal formate; ii) Converting the alkali metal formate and/or alkaline earth metal formate to an alkali metal oxalate and/or alkaline earth metal oxalate in a thermal reaction, preferably utilizing hydrogen in the process; iii) Converting the alkali metal oxalate and/or alkaline earth metal oxalate to oxalic acid and an alkali metal base and/or alkaline earth metal base utilizing an electrochemical process; and iv) Recycling the alkali metal base and/or alkaline earth metal base from step (iii) to step (i). |
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