Ethylene-vinyl acetate copolymer (E/VAC) is a good impact-modifier for PVC/SMAH blends, and its loading has a great effect on IS and MFR of the blends.

• 加入第三组分(乙烯/乙酸乙烯酯)共聚物(E/VAC)后,PVC/SMAH共混物的缺口冲击强度提高。