有机膨润土对路用沥青高温稳定性的影响  

EFFECT OF ORGANIC BENTONITE ON HIGH-TEMPERATURE STABILITY OF PAVING ASPHALT

作　　者：田泽峰[1] 韩跃新[1] 陈晓龙[1] 赵鑫[1] 印万忠[1] 

机构地区：[1]东北大学,沈阳110004

出　　处：《矿冶》2006年第4期43-47,51,共6页Mining And Metallurgy

基　　金：国家科技攻关引导性项目(2004BA317C);教育部新世纪优秀人才支持计划项目(NCET-05-0291)

摘　　要：对比了有机膨润土和普通膨润土对沥青的改性效果及在沥青中的分散状态,分析了有机膨润土对沥青的作用特点;通过测试不同掺量条件下有机膨润土改性沥青及其混合料的路用性能,考察了有机膨润土对沥青高温稳定性的影响并确定了适宜改性剂掺量。The modified effects of organic bentonite and crude bentonite on asphalt and dispersing states of the organic bentonite and crude bentonite in base asphalt are compared, the paving properties of modified asphalt adding organic bentonite is discussed; the effect of organic bentonite on high-temperature stability of asphalt is investigated with properties of modified asphalt of various organic bentonite content in the asphalt and suitable content is ascertained.

关 键 词：有机膨润土 改性沥青 混合料 路用性能 

分 类 号：P619.255[天文地球—矿床学]