以中石化公司金陵厂生产的90#A级沥青为基质沥青,添加占基质沥青质量4％燕山石化产SBS 4303及其他添加剂制备SBS改性沥青,研究了该改性沥青在改性前后、不同老化试验条件下及在163℃下热储不同时间下四组分变化情况及其与改性沥青各性能指标变化的相关性.%The asphalts modified by SBS were made from A grade 90# asphalt made by Jinling Petrochemical Corporation of Sinopec, SBS 4303 made up 4% wt of asphalt produced by Yanshan Petrochemical Corporation of Si-nopec and other additives. Its four components were studied at the basic asphalt was modified before and after, aged under different conditions and stored during different time under 163℃ ,and the dependences of performances change and four components were also researched.
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