| 磺化苯乙烯-马来酸酐及其接枝聚醚型聚羧酸减水剂的合成 |
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| 引用本文： | 方云辉,于飞宇.磺化苯乙烯-马来酸酐及其接枝聚醚型聚羧酸减水剂的合成[J].福建建筑,2008(10):19-21. |
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| 作者姓名： | 方云辉 于飞宇 |
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| 作者单位： | 厦门市建筑科学研究院集团股份有限公司，福建科之杰新材料有限公司 |
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| 摘 要： | 磺化苯乙烯-马来酸酐共聚物分子中具有羧基和磺酸基，是很好的聚电解质，能够做为混凝土减水剂。而由磺化苯乙烯-马来酸酐共聚物接枝的聚氧乙烯基醚聚羧酸，分子结构中具有产生空间位阻的长支链和强的极性基团，有利于实现大减水、高保坍的高性能减水剂的要求。
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| 关 键 词： | 苯乙烯 马来酸酐 聚羧酸 减水剂 |
The Synthesized Superplasticizer of Sulfonated Copolymer of Styrene-Maleic anhydride(SSMA) and Polycarboxylate Copolymer of SSMA-g-PEG |
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| Yunhui Fang Feiyu Yu.The Synthesized Superplasticizer of Sulfonated Copolymer of Styrene-Maleic anhydride(SSMA) and Polycarboxylate Copolymer of SSMA-g-PEG[J].Fujian Architecture & Construction,2008(10):19-21. |
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| Authors: | Yunhui Fang Feiyu Yu |
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| Affiliation: | 1.Xiamen Academy of Building Research (Group) CO. ,LTD 361004; 2. Fujian Prominent Science New Materials CO. ,LTD 361101) |
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| Abstract: | Carboxylate and mary sulfonate anions are involved in the molecular chain of the sulfonated copolymer of styrene-maleic anhydride which is an excellent electrolyte and can be applied as superplasticizer of concrete.The grafted polycarboxylate copolymer of SSMA-g-PEG has long steric side chains and strong polarity functional group which accords with the requirement of the high-performance superplasticizer of high water reducing and slump retain. |
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| Keywords: | Styrene Maleic anhydride Polycarboxylate Superplasticizer |
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