天然纤 维复合材料的应用前景十分广阔


信息来源:http://labbehrens.net 时间:2019-08-22 22:36

  妣砌幺溉∞‰嗍加砌‰‰∞ 文章编号:1000—3851(2006)05—0063—07 复舍材料亏握 第23卷 V01.23 第5期 NO.5 10月 October 2006正 2006 黄麻纤维毡的表面处理及其增强聚丙烯 复合材料的力学性能 刘晓烨,戴干策。 (华东理工大学化学工程联合国家重点实验室,上海200237) 摘要:提出了一种新的纤维表面处理方法和工艺,将MPP乳液引入黄麻纤维的表面处理。考察了NaOH处 理对黄麻纤维吸湿性和热稳定性的影响,研究了NaOH溶液及NaOH溶液和MPP乳液组合处理对黄麻纤维毡增 强聚丙烯复合材料力学性能的影响。结果表明:黄麻经NaOH处理后,吸湿率降低,热稳定性提高;黄麻纤维毡 增强聚丙烯复合材料的力学性能明显提高,表面涂覆MPP乳液后,力学性能更进一步改善。 关键词:黄麻;聚丙烯;MPP乳液;力学性能 中图分类号:T13332;TQ327.9 文献标识码:A Pretreatment of jute fiber and the mechanical properties of jute fiber mat reinforced polypropylene LIU Xiaoye,DAI Gance。 (East China University of Science and Technology,State—Key Laboratory of Chemical Engineering,Shanghai 200237,China) Abstract: A new method of pretreatment of jute fiber is put forward,where MPP emulsion was used in the on pre- treatment.Several issues were studied including the effects of pretreatment甜jute fiber with alkali solution moisture and thermal stability as the well as the effects of pretreatment of jute fiber with alkali solution and combination the mechanical properties of the j ute of alkali solution and MPP emulsion on fiber mat reinforced polypropylene.The results show that the moisture and thermal stability of the jute fiber jute fiber mat reinforced polypropylene properties Keywords: are are improved and the mechanical properties of obviously increased after treating with alkali solution.The mechanical of the composites are even better after treating with combination of alkali solution and MPP emulsion. j ute;polypropylene;MPP emulsion;mechanical properties 纤维增强复合材料以其优异的性能得到了越来 越多的应用。与玻璃纤维及碳纤维相比,各种天然 纤维(如麻纤维、竹纤维、甘蔗渣纤维等)具有价 廉、可回收、可降解、可再生等优点,其复合材料 的研究与开发应用,近年来成为人们对材料研究开