The high melt strength polypropylene (HMSPP) industry has good profitability and the Chinese market still relies on imports.

Compared with European and American countries, my country’s HMSPP industrial development and application started relatively late and is still in the initial stage. Relevant production companies include Shanghai Petrochemical, Zhenhai Refining and Chemical, Sinopec, etc., and research institutions include the Institute of Chemistry, Chinese Academy of Sciences, Beijing Research Institute of Chemical Industry, Changchun Institute…