Free-radical solution copolymerization of acrylonitrile (AN) and itaconic acid (IA) were carried out in dimethyl sulphoxide (DMSO) using azodiisobutyronitrile (AIBN) as the initiator.

• 摘要以丙烯腈和衣康酸为共聚单体，偶氮二异丁腈为引发剂，使用自由基溶液聚合的方法在二甲基亚砜体系中制备聚丙烯腈树脂。