| 聚脲基坝面保护材料的制备及其施工工艺研究 |
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| 引用本文： | 陈亮,韩炜,李珍,汪在芹.聚脲基坝面保护材料的制备及其施工工艺研究[J].长江科学院院报,2011,28(3):63-67. |
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| 作者姓名： | 陈亮 韩炜 李珍 汪在芹 |
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| 作者单位： | 长江科学院 a.材料与结构研究所； b.国家大坝安全工程技术研究中心；c.水利部水工程安全与病害防治工程技术研究中心, 武汉 430010 |
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| 基金项目： | 国际科技合作项目，长江科学院博士启动经费，中央级公益性科研院所基本科研业务费 |
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| 摘 要： | 将不同配比的异氰酸酯预聚体组分(a1和a2)和脂肪族胺基组分(b)按照等当量反应原理制备了双组份聚脲基坝面保护材料,按其不同的性能分别作为坝面保护材料的底层和面层.对原材料及其产物进行了红外光谱表征,测试了坝面保护材料与混凝土间的粘结性能及抗冲磨、防渗、抗碳化、环保等性能.研究结果表明,经不同配比制备的产物为聚天门冬氨...
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| 关 键 词： | 聚脲 坝面保护 溢流坝面 抗冲刷磨蚀 施工工艺 |
Preparation of Polyurea-dam Protection Materials and Their Construction Technology |
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| CHEN Liang,HAN Wei,LI Zhen,WANG Zai-qin.Preparation of Polyurea-dam Protection Materials and Their Construction Technology[J].Journal of Yangtze River Scientific Research Institute,2011,28(3):63-67. |
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| Authors: | CHEN Liang HAN Wei LI Zhen WANG Zai-qin |
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| Affiliation: | Yangtze River Scientific Research Institute，Wuhan 430010, China |
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| Abstract: | Dual-component polyurea dam protection materials were prepared by mixing different proportion isocyanate prepolymer component(a1 and a2) and aliphatic amine component(b) in accordance with the equivalent reaction mechanism.According to different performances,the polyurea was served as bottom layer and surface layer of the dam protection materials.Raw materials as well as their products were characterized by FTIR,their adhesiveness with concrete,anti-abrasion,anti-seepage,anti-carbonation and environmental p... |
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| Keywords: | polyurea dam face protection spillway face anti-erosion and anti-abrasion construction technology |
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