The polymerization of indene was mainly introduced,the research progress of somepolymerizations(such as electrochemical polymerization,radical polymerization,cationic polymerization,and livingcationic polymerization)was specially summarized. Finally,the development prospect of indene polymerization wasexpected,and its development direction [such as seeking new catalysts with some characteristics(such as environmentalprotection,high efficiency,and mild reaction conditions),developing functional copolymers,an...