Research progress on preparation of supported hydroxyapatite catalysts
Hydroxyapatite is a new type catalyst carrier,which has excellent catalytic activity and adsorption performance after being treated by methods such as metal loading and metal element doping.It is widely used for treating harmful gases and purifying organic pollutants.Based on the recent development of hydroxyapatite in the field of catalysis,the structure and preparation methods of hydroxyapatite catalysts are briefly introduced,and different preparation methods are compared.The research progress of supported nano-hydroxyapatite catalysts is emphasized,and the catalytic performance of the supported nano-hydroxyapatite on carbon monoxide and volatile organic compounds are introduced.The existing problems and development trends are summarized,in order to provide reference for further research on supported hydroxyapatite catalysts.