The solid xanthate was synthesized by carbon disulfide self-solvent method,through the research of the compound on raw materials,slurry and finished products stage,the ethyl sodium and isobutyl sodium compound xanthate with optimal beneficiation effect was prepared.The compound was carried out in the finished product stage,m(C2H5OH)∶m(C4H9OH)=1∶9,the grade of the flotation sulfur concentrate was 48.64%,and the recovery rate was 74.71%,it has a good application prospect in the customization of beneficiation reagents.
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