HDPE改性沥青试验室制备工艺及性能研究
发布时间：2018-08-01 18:08
【摘要】：为了研究HDPE改性沥青制备工艺,以AH-90#沥青为基质沥青,通过正交试验和方差极差显著性分析,得到HDPE掺量、剪切速率、剪切时间和加热温度4个因素对HDPE改性沥青指标的影响规律。通过分析,确定制备HDPE改性沥青最佳工艺参数为:剪切速率为4 500r/min,剪切时间为25min,加热温度为170℃,改性剂HDPE掺量为5%。研究结果可为HDPE改性沥青的制备和应用提供依据。
[Abstract]:In order to study the preparation process of HDPE modified asphalt, the content and shear rate of HDPE were obtained by orthogonal test and variance significance analysis with AH-90# asphalt as base asphalt. The influence of four factors, shear time and heating temperature, on the index of HDPE modified asphalt. Through analysis, the optimum technological parameters of preparing HDPE modified asphalt are determined as follows: shear rate is 4 500 r / min, shear time is 25 min, heating temperature is 170 鈩，
本文编号：2158411
[Abstract]:In order to study the preparation process of HDPE modified asphalt, the content and shear rate of HDPE were obtained by orthogonal test and variance significance analysis with AH-90# asphalt as base asphalt. The influence of four factors, shear time and heating temperature, on the index of HDPE modified asphalt. Through analysis, the optimum technological parameters of preparing HDPE modified asphalt are determined as follows: shear rate is 4 500 r / min, shear time is 25 min, heating temperature is 170 鈩，
本文编号：2158411
本文链接：https://www.wllwen.com/kejilunwen/jiaotonggongchenglunwen/2158411.html
