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聚酯纤维增强沥青的结构与性能
引用本文:周凤娟,董洲,朱新生,吴建铨.聚酯纤维增强沥青的结构与性能[J].苏州大学学报(工科版),2009,29(1).
作者姓名:周凤娟  董洲  朱新生  吴建铨
作者单位:1. 苏州大学材料与化学化工学部,江苏,苏州,215123;苏州大学纺织与服装工程学院,江苏,苏州,215021
2. 苏州大学纺织与服装工程学院,江苏,苏州,215021
3. 常州市天怡工程纤维有限公司,江苏,常州,213145
基金项目:江苏省教育厅资助项目 
摘    要:分析测试了几种聚酯纤维的特性粘度、形貌与微观结构及其改性沥青的软化点、针入度、延度和针入度指数.结果表明,聚酯纤维显著提高了沥青软化点、降低了延度与针入度和温度敏感性,纤维的微观结构与性能差异对纤维沥青胶料的软化点与延度影响明显.

关 键 词:聚酯纤维  道路沥青  微观结构  软化点  温度敏感性

Microstructure and Properties of Fiber Modified Asphalt Binders
Zhou Fengjuan,Dong Zhou,Zhu Xinsheng,Wu Jianquan.Microstructure and Properties of Fiber Modified Asphalt Binders[J].Journal of Suzhou University(Engineering Science Edition),2009,29(1).
Authors:Zhou Fengjuan  Dong Zhou  Zhu Xinsheng  Wu Jianquan
Affiliation:1.Faculty of Chemistry;Chemical Engineering and Materials Science;Suzhou University;Suzhou 215123;China;2.School of Textile and Clothing Engineering;Suzhou 215021;3.Changzhou City Tianyi Engineering Fibers Co.Ltd;Changzhou 213145;China
Abstract:The intrinsic viscosity,morphology and microstructure of the five polyester engineering fibers and the softening temperature,penetration and ductility of the fibers modified pavement asphalts were investigated.The results showed that,all the fibers remarkably enhanced the softening temperature and lowered penetration and the temperature susceptibility of the asphalts,and the differences in the microstructure and properties of the fibers caused the much difference in the softening temperature and ductility w...
Keywords:polyester fiber  pavement asphalt  microstructure  softening temperature  temperature susceptibility  
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