Method for recycling waste activated aluminum oxide regenerant for hydrogen peroxide

The invention discloses a method for recycling a waste activated aluminum oxide regenerant for hydrogen peroxide. The method comprises the steps of solvent extraction, solvent recovery, drying, activation, roasting and the like. The method comprises the following steps: firstly, removing anthraquino...

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Hauptverfasser: WANG QIUPING, HUANG MEI, HUANG QINGZE, HUANG SHIYONG
Format: Patent
Sprache:chi ; eng
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Beschreibung
Zusammenfassung:The invention discloses a method for recycling a waste activated aluminum oxide regenerant for hydrogen peroxide. The method comprises the steps of solvent extraction, solvent recovery, drying, activation, roasting and the like. The method comprises the following steps: firstly, removing anthraquinone working solution components adsorbed by the waste activated aluminum oxide by adopting solvent extraction, then recovering solvent components in an extraction solution, drying an extracted regenerant, and roasting at the temperature of 400-900 DEG C, so that the waste activated aluminum oxide is regenerated; and finally, carrying out an activity test on the regenerated activated aluminum oxide. The method provided by the invention is simple in process steps, easy to control and capable of efficiently regenerating waste activated aluminum oxide, greatly reduces the production cost of enterprises, reduces the environmental protection pressure, and has great popularization and application values. 本发明公开了一种双氧水用废活性氧化铝