Identification of wetting and molecular diffusion stages during self-healing process of asphalt binder via fluorescence microscope

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• 作者：Daquan Sun ; Guoqiang Sun ; Xingyi Zhu ; ^{zhuxingyi66@aliyun.com} ; Qi Pang ; Fan Yu ; Tianban Lin
• 关键词：Asphalt ; Self-healing ; Two-Stage Model ; Wetting healing ; Molecular diffusion healing
• 刊名：Construction and Building Materials
• 出版年：2017
• 出版时间：1 February 2017
• 年：2017
• 卷：132
• 期：Complete
• 页码：230-239
• 全文大小：2109 K
• 卷排序：132

文摘

The Two-Stage Model was built to characterize the healing process. SBS modified asphalt shows larger regain strength and greater diffusion healing rate. Strength is not completely recovered as though the crack has fully closed.