通过超支化聚酯分子与尼龙6进行熔融反应,制备接枝聚合物.利用DSC、X射线衍射对其进行了表征.将其作为环氧树脂改性剂,当含量为7%时冲击强度从8.4kJ/m2提高到20.4kJ/m2.接枝聚合物经丙烯酸改性后,加入丙烯酸丁酯/环氧树脂体系中,冲击性能在丙烯酸丁酯含10%、丙烯酸化接枝物含量5%时达到28.6kJ/m2.利用SEM对冲击断面进行了研究.
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