对再生聚对苯二甲酸乙二醇酯(R-PET)短纤堆增强聚丙烯(PP)复合材料进行了研究.通过扫描电镜(SEM)、熔融指数仅、差示扫描量热法(DSC)和万能试验机测定了材料的相结构、加工性能、热学性能和力学性能.采用甲基丙烯酸酸水甘油酯接枝乙烽-辛烯共聚物(POE-g-GMA)作为体系的增容剂.结果表明,POE-g-GMA显著增强了纤维和基体两相之间的界面粘接力,改善了纤维的分散性和材料的流动性,也提高了PP的蛄晶性能.当加入8%～12%(质量分数,下同)的R-PET短纤维,增容后的材料比纯PP具有较好的综合力学性能.
参考文献
| [1] | Chan CM.;Wu JS.;Li JX.;Cheung YK. .Polypropylene/calcium carbonate nanocomposites[J].Polymer: The International Journal for the Science and Technology of Polymers,2002(10):2981-2992. |
| [2] | Fu S.Y.;Lauke B. .Tensile properties of short-glass-fiber- and short-carbon- fiber-reinforced polypropylene composites[J].Composites, Part A. Applied science and manufacturing,2000(10):1117-1125. |
| [3] | Lopez-Manchado MA.;Arroyo M. .Thermal and dynamic mechanical properties of polypropylene and short organic fiber composites[J].Polymer: The International Journal for the Science and Technology of Polymers,2000(21):7761-7767. |
| [4] | 杨始堃,游飞越,陈玉君.聚烯烃与PET的接枝共聚及对其塑料合金的作用[J].高分子材料科学与工程,1993(06):8-12. |
| [5] | C.Saujanya;S.Radhakrishnan .Structure development and properties of PET fibre filled PP composites[J].Polymer: The International Journal for the Science and Technology of Polymers,2001(10):4537-4548. |
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