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PP-g-MAH在PP/纳米SiO_2复合材料中的应用
引用本文:刘涛,周琦.PP-g-MAH在PP/纳米SiO_2复合材料中的应用[J].塑料工业,2008,36(Z1).
作者姓名:刘涛  周琦
作者单位:青岛科技大学橡塑材料与工程教育部重点实验室,山东,青岛,266042
摘    要:通过熔融共混法制备了聚丙烯(PP)/纳米二氧化硅(nano-SiO2)复合材料.研究了nano-SiO2用量和第三组分聚丙烯接枝马来酸酐(PP-g-MAH)对材料力学性能和流动性能的影响.实验结果表明:当nano-SiO2用量为4份时,材料的力学性能最佳.对PP、PP/nano-SiO2、PP/nano-SiO2/PP-g-MAH复合材料进行DSC热分析和SEM照片观察发现:nano-SiO2对PP基体有异相成核作用,PP-g-MAH可以提高nano-SiO2在PP基体中的相容性.

关 键 词:聚丙烯  nano-SiO2  聚丙烯接枝马来酸酐  力学性能  纳米二氧化硅  复合材料  应用  Application  相容性  异相成核作用  基体  发现  照片  热分析  最佳  结果  实验  影响  力学性能  流动  接枝马来酸酐  第三组分  用量  研究

Application of PP-g-MAH in PP/Nano-SiO_2 Composite
LIU Tao,ZHOU Qi.Application of PP-g-MAH in PP/Nano-SiO_2 Composite[J].China Plastics Industry,2008,36(Z1).
Authors:LIU Tao  ZHOU Qi
Affiliation:LIU Tao,ZHOU Qi (Key lab.of Rubber/Plastics Material , Eng.of Ministry of Education,Qingdao University of Sci., Tech.,Qingdao 266042 China)
Abstract:PP/nano-SiO_2 composite was prepared by means of melt blending.The effects of the contents of nano-SiO_2 and PP-g-MAH on the mechanical properties and rheological property of the PP composite were studied. The results showed when the content of the nano-SiO_2 was 4 phr,the mechanical properties of the composite were the best.The results of DSC and SEM showed the addition of nano-SiO_2 to PP had a nucleating effect on the crystallization of PP,and PP-g-MAH improved the compatibility of nano-SiO_2 with PP.
Keywords:PP  Nano-SiO_2  PP-g-MAH  Mechanical Properties  
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