Ni-Mg Bimetallic Catalysts for Preparation of Multi-Walled Carbon Nanotubes from Polypropylene: Influence of the Ratio of Ni/Mg

作者: Yinlong Shen , Weiguang Gong , Baicun Zheng , Lei Gao

DOI: 10.1142/S1793292016500442

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摘要: This study designs Ni–Mg bimetallic catalysts for preparation of multi-walled carbon nanotubes (MWCNTs) from polypropylene (PP). The further investigates the influence Mg content on catalytic activity Ni catalyst. It is found that have higher reduction temperature, smaller particle size and improved stability. Consequently, addition not only enhances yield MWCNTs, but simultaneously improves morphology graphitization MWCNTs. activities are dependent their composition. Among different ration, catalyst shows highest when ratio Ni/Mg 9/1. Moreover, obtained MWCNTs presents smooth surface with degree. With our Ni–Al catalyst, it promising to achieve mass production by using waste polymers as feedstock.

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