共混改性法是制备高抗冲聚丙烯复合材料的一种重要手段,共混改性可以提高聚丙烯材料韧性或者刚性。本文主要概述了共混改性法制备高抗冲聚丙烯的基本原理和主要途径的最新研究进展,包括弹性体增韧聚丙烯、刚性粒子增韧聚丙烯、成核剂增韧聚丙烯等方面。
Blend modification is an important method for the preparation of high impact polypropylene( PP) com-posite material,blending modification method can improve the toughness of PP material or rigid. The latest research progress on the basic principles and the main ways of the blending modification of high impact PP preparation were introduced in this paper,including elastomer toughening PP,rigid particles toughening PP,toughening by nucleating agent,etc.
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