热塑性弹性体在沥青改性中的研究进展

The research progress on thermoplastic elastomerin asphalt modification

通过梳理热塑性弹性体改性沥青研究成果,着重介绍在道路工程领域中使用的热塑性弹性体材料。从材料结构、相对分子质量、与基质沥青的相容性等方面出发,分析热塑性弹性体对于沥青的影响机理,明确热塑性弹性体在沥青改性方面的优势,总结存在的不足并做出展望,为后续深入研究和推广应用提供参考依据。

Focusing on the main research progress of thermoplastic elastomer modified asphalt,the thermoplastic elastomer materials being used in road engineering is emphasized.The influencing mechanism of thermoplastic elastomer on asphalt is analyzed in the aspects of the thermoplastic elastomer material structure,relative molecular mass and compatibility with asphalt.The advantages of thermoplastic elastomer in asphalt modification are revealed,the problems existing in the current research results are summarized and the development trend of this kind of materials in the future are prospected.These results provide a theoretical basis for subsequent in-depth study and popularization and application.