The industry application indicated that the paving asphalt penetration ratio could be improved significantly by using a small amount of this improver. The quality of paving asphalt was also improved.
工业试验证明:使用该改进剂后,道路沥青的针入度比提高明显,可改善道路沥青针入度比的不足,提高沥青产品的质量。
The changes of penetration, softening point and ductility of asphalt during aging proved that the kinetic model is reliable.
同时,老化过程中,沥青针入度、软化点及延度的变化进一步证明了所得动力学模型是可靠的。
For the limestone and SBS I-D asphalt mastic, the penetration index values also showed an optimum dust to binder ratio but with higher values than other mastics.
对于添加石灰石的SBS I - D沥青胶浆,其针入度指数同样表现一最佳矿粉结合料比,该比值高于其他胶浆的最佳矿粉结合料比。
By thin film oven test and ultraviolet photooxidation test, asphalt performance indices were studied, including penetration, softening point, ductility and viscosity.
采用沥青薄膜加热试验和紫外线老化试验,对沥青的针入度、软化点、延度和粘度等性能指标进行了试验研究。
It was studied that the effects of aging on conventional index of asphalt binder by testing the penetration, softening point, ductility and viscosity on the PAV residue.
对经过不同程度老化的沥青,进行常规的三大指标试验和粘度试验,探讨老化对沥青胶结料常规指标的影响,建立了耦合老化效应的沥青胶结料粘温方程。
It was studied that the effects of aging on conventional index of asphalt binder by testing the penetration, softening point, ductility and viscosity on the PAV residue.
对经过不同程度老化的沥青,进行常规的三大指标试验和粘度试验,探讨老化对沥青胶结料常规指标的影响,建立了耦合老化效应的沥青胶结料粘温方程。
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