| 橡胶硫化改性路用沥青紫外老化过程的研究 |
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| 引用本文： | 祁欣,武光明,尹亮.橡胶硫化改性路用沥青紫外老化过程的研究[J].北京石油化工学院学报,2011(3):38-42. |
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| 作者姓名： | 祁欣 武光明 尹亮 |
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| 作者单位： | 北京化工大学理学院;北京石油化工学院; |
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| 摘 要： | 研究了橡胶硫化沥青在紫外光老化过程中结构与性能的变化规律。以物理延展度、软化点为评价指标分析了橡胶硫化沥青在紫外线老化条件下性能的变化,发现其延展度、软化点速率慢于基质沥青,亚砜基吸收峰的变化小于基质沥青。研究结果表明,橡胶硫化沥青具有较强的抗紫外线老化的性能。
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| 关 键 词： | 橡胶硫化沥青 紫外老化 软化点 延展度 |
A Study on the UV Aging Process of Rubber Vulcanization Modified Road Asphalt |
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| Qi Xin Wu Guangming Yin Liang.A Study on the UV Aging Process of Rubber Vulcanization Modified Road Asphalt[J].Journal of Beijing Institute of Petro-Chemical Technology,2011(3):38-42. |
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| Authors: | Qi Xin Wu Guangming Yin Liang |
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| Affiliation: | Qi Xin1 Wu Guangming2 Yin Liang1(1.School of Science,Beijing University of Chemical Technology,Beijing 100029,China,2.Beijing Institute of Petro-chemical Technology,Beijing 102617,China) |
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| Abstract: | In this paper,researchers study the change rules of the structure and properties of rubber vulcanization asphalt in the UV aging process.The changes of the properties of rubber vulcanization asphalt are analyzed under the condition of UV aging,with the extension and softening point as the assessing index.It is found that the changes of the extension and the softening point of rubber vulcanization asphalt is slower than the base asphalt and the changes of the sulfoxide absorption of rubber vulcanization asph... |
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| Keywords: | asphalt rubber vulcanization UV aging softening point elongation |
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