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少量白色、疏松多孔、低强度的中间相被发现大量地出现在肯塔堡飞散试验的残留沥青混合料中,尤其以玄武岩为粗细集料制备的残留沥青混合料。通过SEM、ICP、XRD、XPS等测试与分析,发现该中间相是以氢键、静电以及范德华力等键能方式结合而成的微细天然沸石的团聚体,主要成分为Al、K、Na、Si、O等元素。
A small amount of white, loose porous, low-strength mesophase was found to be abundant in the residual bituminous mixes flew off from the Kentucky Flyweight test, especially residual bituminous mixtures prepared from basalt for the coarse and fine aggregates. The results of SEM, ICP, XRD and XPS show that the mesophase is an agglomerate of fine natural zeolite composed of bond energy such as hydrogen bond, electrostatic force and van der Waals force. The main components are Al, K, Na, Si, O and other elements.