| 核壳型丙烯酸酯乳液的制备与性能研究 |
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| 引用本文： | 胡平,曾幸荣,黄杰,张静.核壳型丙烯酸酯乳液的制备与性能研究[J].化学与粘合,2009(1):37-40. |
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| 作者姓名： | 胡平 曾幸荣 黄杰 张静 |
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| 作者单位： | 华南理工大学材料科学与工程学院; |
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| 摘 要： | 采用甲基丙烯酸甲酯／丙烯酸丁酯作复合单体，丙烯酸为功能单体，通过预乳化半连续种子乳液聚合工艺合成了核壳型丙烯酸酯乳液，讨论了反应温度、乳化剂用量、核壳单体质量比以及丙烯酸加入量对乳液性能以及漆膜力学性能的影响，并用TEM对乳胶粒子进行了表征。结果表明：采用预乳化半连续滴加法，当复合乳化剂SDS与OP-10质量比为2：1且总用量为4％，核、壳层中甲基丙烯酸甲酯与丙烯酸丁酯的质量比分别为3：7和4：1，核壳总单体质量比为1：1，丙烯酸质量分数为4％，核层和壳层反应温度分别为70℃和80％时，可以合成黏度适中、乳胶粒粒径分布均匀、稳定性好和漆膜力学性能优良的核壳型丙烯酸酯乳液。
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| 关 键 词： | 核壳丙烯酸酯乳液 预乳化 种子乳液聚合 力学性能 |
Study on Preparation and Properties of Acrylate Emulsion with Core-shell Structure |
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| HU Ping,ZENG Xing-rong,HUANG Jie , ZHANG Jing.Study on Preparation and Properties of Acrylate Emulsion with Core-shell Structure[J].Chemistry and Adhesion,2009(1):37-40. |
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| Authors: | HU Ping ZENG Xing-rong HUANG Jie ZHANG Jing |
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| Affiliation: | College of Materials Science and Engineering;South China University of Technology;Guangzhou 510640;China |
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| Abstract: | Core-shell acrylate emulsion was prepared from butyl acrylate(BA),methyl methacrylate(MMA) and acrylate acid(AA) by pre-emulsification semi-continual seed emulsion polymerization.Effect of reaction temperature,the amount of emulsifier,the mass ratio of monomer in core to in shell,and the amount of AA on the properties of emulsion and mechanical performance of coating were studied.The particles of emulsions were characterized by TEM.The results show that the core-shell acrylate emulsions with proper viscosit... |
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| Keywords: | Core-shell acrylate emulsion pre-emulsification seed emulsion polymerization mechanical property |
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