马来酸酐(MAH)接枝SEBS及其对PPO/PA6合金性能的影响SEBS Melt Grafted by Maleic Anhydride and its Effect on the Properties of Polyphenylene Oxide (PPO)/Nylon-6 Alloy
江海亮,应丽艳,雷大喜,张发饶,赵东
摘要(Abstract):
利用红外光谱测定了接枝样品,用其中马来酸酐(MAH)的特征峰与苯乙烯/乙烯/丁烯/苯乙烯嵌段共聚物(SEBS)的特征峰之比值来表达接枝率,探索了接枝时MAH和助剂的量对接枝率的影响,同时探讨了不同接枝率的相容剂及不同比值的聚苯醚(PPO)/尼龙6(PA6)对PPO/PA6合金的增容作用及其对合金的综合性能影响。结果表明:(1)加入合适的助剂有利于SEBS体系的接枝,而当MAH的加入量为3%时得到的接枝率最高;(2)接枝率提高,合金的综合性能稍有改善;(3)PPO/PA6=70/30时性能指标达到最优。而接枝的SEBS加入量10%时PPO/PA6合金的综合性能最优。
关键词(KeyWords): 尼龙合金;马来酸酐;相容剂;SEBS
基金项目(Foundation): 宁波市自然基金项目(A610058);; 宁波市工业攻关项目(B100076);; 国家自然科学基金(20977082)
作者(Author): 江海亮,应丽艳,雷大喜,张发饶,赵东
参考文献(References):
- [1]XING Qiu(邢秋),ZHANG Xiao-li(张效礼),ZHU Si-lai(朱四来).Development situation of modified polyphenyether engineering plastics in China and abroad(改性聚苯醚(MPPO)工程塑料国内外发展现状)[J].Thermosetting Resin(热固性树脂),2006,21(5):49-53.
- [2]WU De-zhen(武德珍),ZHAN Jia-yu(战佳宇),XU Gui-lian(许桂连)et al.The effect of EPDM-g-MAH on the structure and properties of PPO/PA6blend(EPDM-g-MAH对PPO/PA6共混体系结构与性能的影响)[J].Polymer Materials Science and Engineering(高分子材料科学与工程),2006,22(7):126-129.
- [3]Wilks E S.Indusrial Polymers Handbook Vo1.3[M].Weinbeim:Wiley-VCH,2001,1333.
- [4]Moad G.The synthesis of polyolefin graft copolymers by reactive extrusion[J].Prog Polym Sci,1999,24:81-142.
- [5]YUAN Hui-lin(苑会林),QIAN Dan(钱丹).Progress in study of home-made polyphenylene oxide and its alloy(国产聚苯醚及其合金的研究进展)[J].China Plastics Industry(塑料工业),2007,35(9):1-3.
- [6]YE Qing(叶强),ZHOU Tao(周涛),XU Jian-bo(徐建波)et al.A study on SEBS melt grafted by MAH and SEBS-g-MAH thermal behavior(SEBS熔融接枝MAH及SEBS-g-MAH的热性能)[J].Polymer Materials Science and Engineering(高分子材料科学与工程),2005,21(5):220-223.
- [7]JI Ya-li(吉亚丽),LI Wen-gang(李文刚),MA Jin-hong(马敬红)et al.Preparation and structure characterization of PPO/PA6nano-blends(PPo/PA6纳米共混物的制备及结构表征)[J].Polymer Materials Science and Engineering(高分子材料科学与工程),2005,21(5):246-249.