As tar as the penetration and low temperature flexibility is concerned, the blending catalytical oxidation process is the best way of improving properties of asphalt

• 作者分析了普通氧化沥青,调合氧化沥青,催化氧化沥青和调合催化氧化沥青性质改变的情况,特别对沥青的针入度和低温柔性作了具体研究,认为调合催化氧化对改变沥青的性能效果最优。