Selective flotation separation of chalcopyrite from talc by a novel depressant: N-methylene phosphonic chitosan

Wen-Long Ye,Xu-Gang Zhang,Cheng-Lin Pan,Xiu-Qin Hu,Yong-Chun Luo,Peng-Fei Xu

Minerals Engineering（2022）

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摘要

•NMPC can conduct effectively flotation separation of chalcopyrite from talc.•NMPC can selectively adsorb on the surface of talc.•The flocculation effect of NMPC can accelerate the precipitation of talc.•A physisorption process for NMPC– talc interaction is revealed by surface analysis.

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关键词

Talc,Chalcopyrite,Flotation separation,N-methyl chitosan phosphate

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