通过溶液的气液表面张力测定表明煤油浮选效果优于柴油,因此以煤油做捕收剂,采用泡沫浮选方法回收硅片切割废砂浆中的碳化硅.研究了捕收剂浓度及pH值对分离效果的影响.利用解吸实验和浮选前后物质的红外光谱分析确定出煤油和碳化硅的吸附形式主要为物理吸附.
参考文献
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