适用于普通沥青及高分子改性沥青；
It is suitable for ordinary asphalt and polymer modified asphalt.
尤其是用于道路排水部位（如桥梁）；
Especially for road drainage parts (such as bridges);
增强沥青路面（尤其使用回收沥青）的抗水性。
Enhance water resistance of asphalt pavement (especially recycled asphalt).