沥青混合料低温抗裂性能提升方法综述  

Review of methods for improving cracking resistance of asphalt mixture at low temperature

作　　者：刘益丰 沈菊男[1] 丁灿 Liu Yifeng;Shen Junan;Ding Can(Suzhou University of Science and Technology,Suzhou 215000,China)

机构地区：[1]苏州科技大学,江苏苏州215000

出　　处：《山西建筑》2021年第13期84-86,113,共4页Shanxi Architecture

摘　　要：综述了近5年来国内常见的改善沥青混合料低温性能的方法,并对改性材料种类、改性材料掺量、集料级配、改性效果等指标进行比较,提出了综合改性的方法,为后续深入研究提供借鉴和参考。In this paper,the common methods to improve the low-temperature performance of asphalt mixture in China in the past five years were summarized,and the indexes such as the type of modified materials,the content of modified materials,aggregate grading,and modification effect were compared,and the comprehensive modification method was proposed,which could provide reference for further research.

关 键 词：沥青混合料 低温 抗裂 弯拉应变 

分 类 号：U414[交通运输工程—道路与铁道工程]