Research Progress on Phosphorus-Based Flame Retardants for Polypropylene

The research progress on phosphorus-based flame retardants for polypropylene is summarized.The characteristics of inorganic phosphorus-based flame retardant,organic phosphorus-based flame retardant and complex phosphorus-based flame retardant are described in detail,and the application trend of phosphorus-based flame retardants for polypropylene are prospected.