With 5%-15% (by mass fraction) ethyl-benzene as diluent, styrene-acrylonitrile random copolymer was synthesized by means of the continuous bulk polymerization of styrene and acrylonitrile initiated by heating.

• 摘要以苯乙烯、丙烯腈在添加质量分数为5%25~15%25的乙苯作稀释剂的条件下，进行热引发连续本体聚合，合成了无规苯乙烯－丙烯腈共聚物。