| 聚羧酸系减水剂的合成及性能 |
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| 引用本文： | 任先艳,刘才林.聚羧酸系减水剂的合成及性能[J].西南科技大学学报,2008,23(4). |
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| 作者姓名： | 任先艳 刘才林 |
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| 作者单位： | 西南科技大学材料科学与工程学院,四川绵阳,621010 |
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| 基金项目： | 西南科技大学校科研和教改项目 |
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| 摘 要： | 以甲氧基聚乙二醇甲基丙烯酸酯、丙烯酸、甲基丙烯磺酸钠等单体为主要原料，合成了含磺酸基、羧基、聚氧乙烯长侧链的聚羧酸高效减水剂。系统研究了反应单体摩尔比、引发剂用量、pH调节剂种类等因素对聚羧酸减水剂分散性能的影响，并对自制的XK聚羧酸减水剂结构进行了红外光谱表征及主要应用性能考察。
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| 关 键 词： | 聚羧酸减水剂 混凝土外加剂 合成 水化反应 |
Study on Synthesis and Properties of Polycarboxylic Water Reducer |
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| REN Xian-yan,LIU Cai-lin.Study on Synthesis and Properties of Polycarboxylic Water Reducer[J].Journal of Southwest University of Science and Technology,2008,23(4). |
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| Authors: | REN Xian-yan LIU Cai-lin |
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| Affiliation: | REN Xian-yan,LIU Cai-lin(School of Material Science , Engineering,Southwest University of Science , Technology,Mianyang 621010,Sichuan,China) |
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| Abstract: | High performance polycarboxylic water reducer which has sulfonic acid group,carboxy group and polyoxyethylene side chain,was synthesized from methoxy poly(ethylene glycol) methacrylate,acrylic acid,and sodium methallyl sulfonate,etc.The molar ratio of monomer,amount of initiator and the type of pH regulator were systematically studied for their influence on the dispersive property of polycarboxylic water reducer.In addition,XK polycarboxylic water reducer was characterized by IR and its main application pro... |
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| Keywords: | Polycarboxylic water reducer Concrete admixture Synthesis Property |
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