Biochar composite material for heavy metal wastewater treatment as well as preparation method and application thereof
The invention discloses a biochar composite material for heavy metal wastewater treatment and a preparation method and application thereof.The method comprises the steps that biochar is modified with ethylenediamine, and ethylenediamine modified biochar is obtained; acidifying and magnetizing the et...
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Format: | Patent |
Sprache: | chi ; eng |
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Zusammenfassung: | The invention discloses a biochar composite material for heavy metal wastewater treatment and a preparation method and application thereof.The method comprises the steps that biochar is modified with ethylenediamine, and ethylenediamine modified biochar is obtained; acidifying and magnetizing the ethylenediamine modified biochar to obtain magnetic modified biochar; loading nano manganese dioxide onto the magnetic modified biochar to obtain a biochar composite material; the adsorption capacity and the recovery application potential are improved.
本发明公开了一种用于重金属废水处理的生物炭复合材料及其制备方法与应用,方法包括使用乙二胺对生物炭进行改性,得到乙二胺改性生物炭;将所述乙二胺改性生物炭进行酸化和磁化得到磁改性生物炭;将纳米二氧化锰负载至所述磁改性生物炭上,得到生物炭复合材料;本发明提高了吸附能力和回收应用潜力。 |
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