CN101063000A - 一种用于交通抗车辙的沥青改性剂及其改性沥青和沥青混合料 - Google Patents
一种用于交通抗车辙的沥青改性剂及其改性沥青和沥青混合料 Download PDFInfo
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- CN101063000A CN101063000A CN 200610080064 CN200610080064A CN101063000A CN 101063000 A CN101063000 A CN 101063000A CN 200610080064 CN200610080064 CN 200610080064 CN 200610080064 A CN200610080064 A CN 200610080064A CN 101063000 A CN101063000 A CN 101063000A
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Abstract
Description
起始共聚物类型① | 非氢化基础胶 | 氢化聚合物 | 特性 | ||
嵌段1 | 嵌段2 | 嵌段1 | 嵌段2 | ||
B1,4B1,2B1,4BMVB1,4BMVB1,4IBI② | 1,4-聚丁二烯(低乙烯基)1,4-聚丁二烯(低乙烯基)1,4-聚丁二烯1,4-聚异戊二烯 | 1,2-聚丁二烯(高乙烯基)1,2-聚丁二烯(中乙烯基)1,2-聚丁二烯(低3,4-结构或低异丙烯基)1,4-聚丁二烯 | 聚乙烯聚乙烯聚乙烯聚(乙烯-co-丙烯) | 聚乙烯聚(乙烯-co-丁烯)聚(乙烯-co-丁烯)聚乙烯 | 改善了材料的应力-应变性能改善了应力-应变性能性能取决于组成和构筑逆嵌段聚合物,性能由组成而定 |
配合比例 | 筛孔尺寸 | 26.5 | 19 | 16 | 13.2 | 9.5 | 4.75 | 2.36 | 1.18 | 0.6 | 0.3 | 0.15 | 0.075 |
4242.513 | 10-20mm10-15mm0-2mm | 100100100100 | 65100100100 | 37.5485.45100100 | 18.7237.71100100 | 2.396.698.8100 | 0012.499.653 | 001.261.292 | 001.242 | 001.226.736 | 001.221.01 | 001.215.3 | 001.210.2 |
2.5设计值规范上限规范下限 | 矿粉 | 100100100100 | 1009510090 | 10088.79278 | 10075.78062 | 10066.57250 | 10043.95626 | 10026.34416 | 10019.03312 | 10012.8248 | 10010.5175 | 99.38.3134 | 78.95.973 |
项目 | 动稳定度(次/mm) | 最终变形(mm) | ||||
实施例1 | 实施例2 | 实施例3 | 实施例1 | 实施例2 | 实施例3 | |
AC-20 | 2410 | 2436 | 2463 | 2.481 | 2.364 | 2.132 |
AC-20I+1‰改性剂 | 7329 | 7211 | 7263 | 0.774 | 0.782 | 0.702 |
AC-20I+3‰改性剂 | 10692 | 9896 | 10236 | 0.674 | 0.621 | 0.638 |
AC-20I+5‰改性剂 | 11063 | 10634 | 10896 | 0.541 | 0.502 | 0.511 |
项目 | 冻融前劈裂强度(MPa) | 冻融后劈裂强度(MPa) | TSR(%) | ||||||
实施例1 | 实施例2 | 实施例3 | 实施例1 | 实施例2 | 实施例3 | 实施例1 | 实施例2 | 实施例3 | |
AC-20 | 1.00 | 1.04 | 1.02 | 0.80 | 0.82 | 0.86 | 80 | 81 | 80 |
AC-20I+1‰改性剂 | 1.30 | 1.35 | 1.33 | 1.20 | 1.18 | 1.21 | 92 | 93 | 91 |
AC-20I+3‰改性剂 | 1.50 | 1.52 | 1.54 | 1.40 | 1.41 | 1.45 | 93 | 94 | 94 |
AC-20I+5‰改性剂 | 1.61 | 1.64 | 1.66 | 1.43 | 1.46 | 1.50 | 96 | 95 | 96 |
项目 | 弯拉强度(Mpa) | 劲度模量(Mpa) | 弯拉应变(με) | ||||||
实施例1 | 实施例2 | 实施例3 | 实施例1 | 实施例2 | 实施例3 | 实施例1 | 实施例2 | 实施例3 | |
AC-20 | 13.7 | 13.6 | 13.2 | 9503 | 9512 | 9508 | 1429 | 1412 | 1411 |
AC-20I+1‰改性剂 | 14.8 | 14.5 | 14.4 | 11152 | 111043 | 111011 | 1489 | 1476 | 1456 |
AC-20I+3‰改性剂 | 15.8 | 15.6 | 15.3 | 10539 | 10501 | 10497 | 1354 | 1349 | 1352 |
AC-20I+5‰改性剂 | 16.7 | 16.3 | 16.0 | 11063 | 11013 | 11011 | 1403 | 1412 | 1418 |
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