The progress of heat stabilizer for PVC was discussed from degradation mechanism,stabilizing mechanism and stabilizing method,and the trends in the development of heat stabilizer were predicted.

• 从聚氯乙烯的降解机理、稳定剂的稳定机理及稳定方法等方面综述了目前聚氯乙烯热稳定剂的发展状况,并展望了其发展方向。