环氧掺量对环氧沥青及其混合料性能影响研究进展

金 光照
苏州科技大学土木工程学院道路工程研究中心

摘要


环氧掺量是影响环氧沥青及其混合料性能的关键因素,本文综述了环氧掺量对环氧沥青微观结构、流变性能,以及对环氧沥青混合料体积特性、力学性能和路用性能的作用规律。研究表明,随着环氧掺量的增加,材料的微观结构从分散态逐渐转变为三维交联网络结构,力学性能显著提升,其混合料的抗车辙和高温路用性能也相应提升,但是低温性能可能在高掺量下降低。在环氧掺量超过30%-40%时,综合性能改善较为明显。

关键词


环氧掺量;红外光谱法;分子动力学分析;荧光显微镜;车辙实验

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参考


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DOI: http://dx.doi.org/10.12361/2661-3506-07-06-144653

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