The modified mechanism, compound types, development status of products, application character and the guidelines of selective recipe of impact modifier for PVC are described in detail.

详细论述了PVC（ 聚氯乙烯） 抗冲改性剂的改性机理、 组成物类型、品种开发现状、应用特征及加工者选择抗冲改性剂的基本准则。

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BTA series of products are MBS class nuclear - shell impact modifier for rigid polyvinyl chloride (PVC) products such as sheet, film, granules and other products.

BTA系列产品是MBS类的核-壳型抗冲击改性剂，用于硬质聚氯乙烯(PVC)制品，如片材，薄膜，粒料以及其他制品。

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A modified PVC pipes (PVC-M pipes) with impact modifier was manufactured and studied. The results showed PVC-M pipes exhibited excellent performance.

研究了一种改性的高抗冲击PV C管材(PVC - M)，并对其优异的物理力学性能进行测试、分析、评价。

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