Global research progress on the application of copper-based catalysts in acetylene hydrochlorination reaction in recent years is reviewed.Several modification methods for copper-based catalysts are summarized,the industrial application of catalysts is expounded,and the risks of industrial application of copper catalysts are analyzed.Research shows that copper-based catalysts through appropriate modification have industrial application potential.In addition,the risks in copper industrial applications can be avoided through strictly controlling process indicators in actual industrial production.
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