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paving asphalt modifier 道路沥青改性剂
The application research of CSW in paving asphalt was carried on. 对硫酸钙晶须在道路改性沥青中的应用进行了系统研究。
A paving asphalt penetration ratio improver was introduced. 介绍了一种提高道路沥青针入度比的改进剂。
Production of paving asphalt from DOA is one of proposals which can make reasonable use of DOA. 如通过控制适宜的脱沥青油收率，孤岛、二连等渣油的脱油沥青可以达到合格道路沥青的要求。
Asphalt Thin Film Oven Test Method is an important inspection item of heavy traffic paving asphalt and paving asphalt. 石油沥青薄膜烘箱试验是重交通道路石油沥青和道路石油沥青的重要检测项目之一。
The mechanism of CSW modifying paving asphalt was analyzed and discussed based on the mechanism of fiber treating asphalt, solubility theory, colloid and interface theory, etc. 结合纤维改性沥青机理、溶解度理论、胶体理论以及界面层理论等对硫酸钙晶须改性沥青机理进行分析探讨。
Moreover, RSDA may be a promising technology to improve the quality of highway paving asphalt (e.g.reducing wax content of the asphalt). 渣油溶剂脱沥青技术作为改善道路沥青性质的重要技术手段还可望在国内高等级道路沥青质量提高(如降低蜡含量)中发挥作用。
Coprocessing Yanzhou coal with five types of petroleum resid (slurry) for preparing high grade paving asphalt (HGFA) was investigated in an autoclave. 摘要研究了兖州煤与5种渣油共处理所得沥青的性质及其影响因素。
The on-spec heavy load paving asphalt is produced by blending it with adhesive.The process has been successfully tried in SINOPEC Qilu Compan... 该工艺已在齐鲁分公司成功应用,因具有操作简便、运行费用低、无污染等优点,已成为该公司重交道路沥青生产尤其是小批次生产的重要补充手段。
FCC slurry blending with the asphalt from propane deasphalting unit to produce heavy traffic paving asphalt has been tested by adopting uniform recipe design scheme. 采用配方均匀设计方法,制定试验方案,对FCC油浆与丙脱沥青调合生产重交通道路沥青进行试验研究。
The role of slurry in asphalt modification,co-processing with coal for asphalt modifier,solvent deasphalting,intensified distillation,visbreaking and delayed coking technology is discussed. 分析了油浆在沥青改性、与煤共处理制取沥青改进剂、溶剂脱沥青、强化蒸馏、减黏裂化和延迟焦化工艺中的应用;
At present,paving asphalt concrete overlay(ACO) on CC-AC composite pavement still refers to the design method of ACO on asphalt pavement or cement pavement. 目前,国内在对CC-AC复合式路面加铺沥青混凝土层时,仍然参照沥青混凝土路面或水泥混凝土路面加铺沥青混凝土层的设计方法,至今没有一个效果非常令人满意。
Comparing with other modifier, the SBS has advantages of low cost, less used amount,acquirable source, and good effect when the asphalt modified effect is the same. 同其它改性剂比较 ,在达到同样改性效果的同时具有用量少、来源方便、成本低、效果好等特点
The experiment of producing heavy traffic paving asphalt was carried out with the FCC slurry and the propane deasphalted asphalt as the feedstock by uniform prescription design method. 以FCC油浆和丙脱沥青为原料,采用配方均匀设计方法,进行调合生产重交通道路沥青的研究。
Development of Home-made Natural Asphalt Modifier 国产天然沥青改性剂的开发
sulphur extended asphalt modifier 硫磺稀释沥青添加剂
We compared one of these brand heavy paving asphalts(AH-90) with Liaohe AH-90,Etta AH-90,Shell AH-90 in the experiment of this paper. 在实验中,将其中的AH 90与辽河AH 90、埃索AH 90、壳牌AH 90进行比较。
The basic function of emulsified asphalt modified with silane coupler was studied in this paper. 研究了硅烷偶联剂改性乳化沥青的基本性能。
Comprising to other paving asphalts, the asphalts derived from Tahe crude oil have higher softening point and penetration index (PI). 结果表明：塔河沥青具有软化点和针入度指数高的特点；
The asphalt modified with recycled LDPE/SBR had the similar rheological property as that of virgin LDPE/SBR. 采用废旧塑料所得到的改性沥青依然拥有良好的高温动态性能。