沥青改性剂

SEAM是一种新型的沥青改性剂，同时也是一种沥青混合料添加剂。

SEAM is a new-type asphalt modifier and also an additive used in asphalt mixture .

SBS胶乳沥青改性剂的制备与性能评价

Preparation of SBS latex asphalt modifier and its performance evaluation

SBR作为沥青改性剂，较难与沥青直接混溶，对设备要求高、工艺复杂。

As a bitumen modifying agent , SBR is difficult to mix directly with bitumen , and its preparation needs high - level equipment and complex process .

本文简要讨论了国内外所用的沥青改性剂及改性沥青混合料的主要使用性能，并介绍了在华北地区用SBS和SBR改性沥青铺筑的不同试验路的实际使用性能。

The paper discusses briefly the main performances of modified bitumen and its mixes used at home and abroad . The performances of various trials using SBS and SBR modified bitumens in North China are presented .

新型沥青改性剂NA-I在改性乳化沥青中的应用

The application of new asphalt modifier-NA-I in modified emulsion asphalt

AR-20沥青改性剂性能评价

Evaluating the Properties of AR-20 Asphalt Modifier

针对目前改性稀浆封层的不足，就开发研制的新型沥青改性剂NAI进行了介绍，通过室内乳化结果的分析及试验应用，取得了良好效果。

According to the issues existed in present modified slurry sealing the new asphalt modifier NA-I is developed . In this paper based upon practical experiment and results analysis its emulsion process is introduced , which acquired good application effect .

对SBS道路沥青改性剂F-420、F-411X、YH-4303进行了沥青改性效果对比评价试验，并对F-420改性沥青进行了道路应用试验。

Properties tests have been done on modifiers F-420 , F-411X and YH-4303 which were applied to manufacture SBS modified asphalts . SBS modified asphalt with F-420 have been put into applications in highway .

大于490℃的馏分可作为沥青改性剂。

The distillates more than 490 ℃ can be used as asphalt modifier .

改性沥青改性剂的选择和剂量的确定

Modifier Choice and Dosage Determination of Modified Asphalt

硅藻土作沥青改性剂的研究

Study on Diatomite as Pitch Modifier

聚合物用作道路沥青改性剂

Polymer Modifier for Paving Asphalt

本发明属路面材料技术领域，具体为一种高粘度沥青改性剂的生产装置。

The invention belongs to the technical field of road materials and specifically relates to a production device of high-viscosity asphalt modifier .

介绍了可用作沥青改性剂的聚合物种类和改性剂制备方法，并主要综述了聚合物改性剂的改性机理。

The polymers used as the paving asphalt modifier are reviewed in this paper . The types of the polymers , the preparation method of the modifier and the modification mechanism are summarized .

结果表明：SBS改性沥青的改性剂在沥青是以球状分布于沥青中，OMMT复配SBS改性沥青中的改性剂呈微米球状和细条形状；

The results show that SBS disperse into asphalt matrix as a ball , yet in OMMT and SBS composite modified asphalt , the modifier coexists as a ball and thin strip .

利用天然岩沥青作改性剂，对AH-70基质沥青进行改性，获得了良好的试验效果。

Modified asphalt was successfully prepared based on AH-70 bitumen with native rock asphalt modifier , and favorable performance was obtained .

常用道路改性沥青及改性剂的选择原则

Principle of Selection of Modified Bitumen and Modified Agent of General Roads

按照一定的工艺方法，将废旧轮胎橡胶粉作为沥青的改性剂，加入沥青中，能使沥青的粘性、温度敏感性、耐流动性以及低温柔韧性获得明显改善。

The powders of reclaimed rubber from used tubber types are added into the asphalt as a modifier by means of certain procedures , resulting in obvious improvement in viscosity , temperature sensibility , resistance to flow and low-temperature pliability of the asphalt .

基质沥青和SBS改性剂的相互作用机理分析

Analysis of Interaction Mechanism Between Base Asphalt and SBS Polymer

通过实验研究了基质沥青、橡胶改性剂、增粘剂和增塑剂对自粘橡胶沥青防水卷材性能的影响。

This paper studies experimentally factors of influencing performance of self-adhered rubber modified asphalt waterproofing membrane , such as asphalt , rubber modifier , tackifier and plasticizer .

对废弃轮胎胶粉的酸值进行了测试，并据此进行了胶粉表面活化处理，再用作为沥青混合料的改性剂。

The acid value of waste tire crumbs is tested , and the surface of crumbs are activated , then the crumbs are used as the modifier in asphalt mixture .

它具有良好的拉伸性能、耐湿性、透气性、溶解性及抗滑性，而被大量用于橡胶制品、粘合剂及沥青和树脂的改性剂等。

It is a thermoplastic elastomer and possesses good tensile properties , moisture resistance , gas permeation , solubility and antiskid properties , thus being widely used in rubber product , adhesives and modifier of asphalt .

岩沥青/聚合物复合沥青改性剂的研究

Study on the Gilsonite / Polymer Asphalt Modifiers

天然岩沥青作为一种石油沥青改性剂，它能有效的改善石油沥青的路用性能。

Natural asphalt is a kind of excellent modifier to improve road asphalt , it can effectively improve the performance of road asphalt .

介绍了聚合物改性道路沥青工业生产中原料基质沥青、改性剂、相容剂和稳定剂的选用，SBS被选作改性剂，其用量为3%～6%。

The selection of base asphalt , modifier , compatilizer and stabilizer for industrial production of polymer modified road asphalt was presented . SBS was selected as modifier which dosage was 3 % to 6 % .

天然沥青是一种优质的路用沥青改性外掺剂，能有效地改善沥青材料的路用性能。

Natural asphalt is a kind of excellent modifier to improve road asphalt .

试验认为SBS改性沥青的储存稳定性与所使用的基质沥青的种类、改性剂的类型及稳定剂产品的类型有关，加工工艺和储存时间也影响改性沥青的稳定性能。

It was shown that the SBS modified asphalt stabilization was associated with variety of base asphalt , modifier and stabilizer . Processing technology and storage period also influence the stabilization of SBS modified asphalt .

鉴于国产天然沥青的优良特性，用国产天然沥青做道路石油沥青改性剂的研究，显得非常必要。

Owing to the excellent property of domestic natural asphalt , it is necessary to study modified asphalt performance with natural asphalt .

本文通过沥青胶浆和沥青混合料的相关试验，全面地评价RA沥青复合改性剂的路用性能。

By asphalt-related test , a comprehensive evaluation of RA asphalt compound modifier road performance .

为了探求SBS改性沥青的抗疲劳性能和低温抗裂性能，以三种常用的国产沥青为基质沥青，SBS为改性剂，通过选择合适的工艺条件，制备得到成品SBS改性沥青。

Three kinds of domestic base asphalt and modifier SBS are made into SBS modified asphalt by appropriate techniques in order to explore resistance to fatigue and low temperature anti-cracking performance of SBS modified asphalt .