| 聚合物乳液改性水泥砂浆基本性能研究 |
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| 引用本文： | 张金喜,金珊珊,张江,王德志.聚合物乳液改性水泥砂浆基本性能研究[J].北京工业大学学报,2009,35(8):1062-1068. |
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| 作者姓名： | 张金喜 金珊珊 张江 王德志 |
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| 作者单位： | 北京工业大学交通工程重点实验室,北京,100124;北京工业大学交通工程重点实验室,北京,100124;首都公路发展集团公司,北京,100087;秦皇岛市交通局,河北秦皇岛,066000 |
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| 基金项目： | 人事部留学人员科技活动项目择优资助项目;;河北省交通厅科技计划资助项目(Y-070112) |
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| 摘 要： | 为开发高性能的表面修补材料,选用2种聚合物乳液对水泥砂浆进行改性,并对聚合物乳液改性水泥砂浆进行了室内抗压强度、抗折强度、黏结抗折强度、吸水率和孔结构分析等试验.结果表明,聚合物乳液的使用明显提高了砂浆与原混凝土的黏结抗折强度、降低了砂浆的吸水率,改善了砂浆的孔结构分布形态.
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| 关 键 词： | 聚合物 强度 吸水率 孔尺寸 |
Study on Basic Characteristics of Polymer Latex Modified Cement Mortar |
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| ZHANG Jin-xi,JIN Shan-shan,ZHANG Jiang,WANG De-zhi.Study on Basic Characteristics of Polymer Latex Modified Cement Mortar[J].Journal of Beijing Polytechnic University,2009,35(8):1062-1068. |
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| Authors: | ZHANG Jin-xi JIN Shan-shan ZHANG Jiang WANG De-zhi |
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| Affiliation: | 1.Key Laboratory of Traffic Engineering;Beijing University of Technology;Beijing;100124;China;2.Capital Highway Development Group Corporation;100087;3.Qinhuangdao Transportation Bureau;Qinhuangdao;Hebei;066600;China |
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| Abstract: | Maintenance of concrete structure has become a hot topic at present.In order to develop high performance materials for repair of concrete structure,two species of polymer latex were selected to modify cement mortar.Experiments of compressive strength,flexural strength,adhesive bending strength,absorption,and pore structure analysis were executed on polymer latex modified cement mortar.The test results in lab showed that with the additive of polymer latex,the adhesive bending strength between mortar and old ... |
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| Keywords: | polymers strength of materials absorption coefficients pore size |
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