| 聚羧酸系与脂肪族系高效减水剂复合效应试验研究 |
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| 引用本文： | 邓少霞,何廷树,周元.聚羧酸系与脂肪族系高效减水剂复合效应试验研究[J].混凝土,2008(3):55-58. |
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| 作者姓名： | 邓少霞 何廷树 周元 |
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| 作者单位： | 1. 皖西学院,基础试验中心,安徽,六安,237012;西安建筑科技大学,材料学院,省部共建西部建筑技术重点试验室培育基地,陕西,西安,710055
2. 西安建筑科技大学,材料学院,省部共建西部建筑技术重点试验室培育基地,陕西,西安,710055 |
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| 摘 要： | 通过用聚羧酸系高效减水剂与脂肪族系高效减水剂按3种比例5种掺量复合,研究其复合后对水泥净浆流动度及其经时损失的影响;按3种比例1种掺量复合研究其复合后对混凝土减水率、坍落度经时损失、抗压强度的影响.研究结果表明:聚羧酸系与脂肪族系高效减水剂复合使用效果比单独使用脂肪族系高效减水剂效果好,与单独使用聚羧酸系高效减水剂相比可以降低施工成本;在实际施工中聚羧酸系与脂肪族系高效减水剂按1:1比例复合,掺量为水泥质量的1.0%,较为经济合理,且能满足普通混凝土施工的性能要求.
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| 关 键 词： | 聚羧酸系高效减水剂 脂肪族系高效减水剂 复合效应 |
| 文章编号： | 1002-3550(2008)03-0055-04 |
| 修稿时间： | 2007年11月29 |
Experimental investigation to composition effect of high efficiency water reducing agent of polycarboxylate and fatty group series |
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| DENG Shao-xia,HE Ting-shu,ZHOU yuan.Experimental investigation to composition effect of high efficiency water reducing agent of polycarboxylate and fatty group series[J].Concrete,2008(3):55-58. |
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| Authors: | DENG Shao-xia HE Ting-shu ZHOU yuan |
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| Affiliation: | DENG Shao-xia1,2,HE Ting-shu2,ZHOU Yuan2(1.Center of Basic Experiment,West Anhui University,Lu\'an 237012,China,2.Provincial , Ministry Major Lab.Breeding Base of West-China Architectural Technology,School of Materials,Xi\'an University of Architecture & Technology,Xi\'an 710055,China) |
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| Abstract: | It is researched to the influences of the compound of high efficiency water reducing agent of polycarboxylate and fatty group series by appointment of three kinds of proportions with five kinds of adulterate amount compositions to the flow degree of pure cement fluid and its loss with time-going,and to the influences of the water-reducing rate of concrete,the collapse loss by time and its compression strength in the condition of the compound with three kinds of proportions and an adulterate amount compositi... |
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| Keywords: | high efficiency water reducing agent of polycarboxylate high efficiency water reducing agent of series fatty group series composition effect |
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