| 表面荷正电聚苯乙烯胶体颗粒界面电性质的研究 |
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| 引用本文： | 王玉才,陶妍,陈启明.表面荷正电聚苯乙烯胶体颗粒界面电性质的研究[J].化学世界,2008,49(5):278-281. |
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| 作者姓名： | 王玉才 陶妍 陈启明 |
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| 作者单位： | 华东师范大学化学系胶体和界面化学,上海,200062 |
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| 摘 要： | 以偶氮二异丁脒盐酸盐V50(AIBA)为引发剂1],水为分散介质,采用无皂乳液聚合法制备聚苯乙烯颗粒,制备出颗粒粒径为500 nm左右单分散性的聚苯乙烯颗粒。研究结果表明:在一定条件下用该方法制备的胶体颗粒zeta电位曲线均出现在平台pH2.0~6.0,说明在一定条件下聚苯乙烯胶体颗粒具有良好的稳定性。
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| 关 键 词： | 荷正电 聚苯乙烯 Zeta电位 |
| 文章编号： | 0367-6358(2008)05-278-03 |
| 修稿时间： | 2001年10月3日 |
Study on Interfacial Electrical Properties of Polystyrene Microsphere with Positive Electrical Charge |
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| WANG Yu-cai,TAO Yan,CHEN Qin-ming.Study on Interfacial Electrical Properties of Polystyrene Microsphere with Positive Electrical Charge[J].Chemical World,2008,49(5):278-281. |
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| Authors: | WANG Yu-cai TAO Yan CHEN Qin-ming |
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| Abstract: | The water system was used as the dispersion medium in soap-free polysmerization of polytyrene(PS) using AIBA as an initiator.The size of PS colloidal particle was around 500 nm.The PS particles were stable Since their zeta-potential were invariable in the pH range of 2.0 to 6.0. |
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| Keywords: | positive electrical charge polystyrena zeta-potential |
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