| MAA存在下VAc/BA核壳乳液聚合过程中的胶粒形态研究 |
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| 引用本文： | 陈志明 邵利. MAA存在下VAc/BA核壳乳液聚合过程中的胶粒形态研究[J]. 医学教育探索, 2000, 0(1): 73-76 |
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| 作者姓名： | 陈志明 邵利 |
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| 作者单位： | 东南大学化学化工系!江苏南京210096(陈志明，马全红，张征林，王国力)，东南大学分析测试中心!江苏南京210096(邵利) |
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| 摘 要： | 用ＴＥＭ和电位滴定法对不同配方和工艺条件得到的胶粒形态结构和羧基分别进行了表征。结果表明：加入甲基丙烯酸有利于胶粒的稳定和形成规则的核壳胶粒。半连续加料不会形成完全反转的核壳结构，但是，核层在反应过程中由于聚合物簇的迁移会造成形变。由于胶粒中聚合物浓度高，粘度大，因而胶粒形态变化受动力学影响甚大，羧基分布主要是由动力学确定的。
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| 关 键 词： | 核壳乳液聚合 醋酸乙烯酯 丙烯酸丁酯 |
Development of Latex Morphology in the Process of Core-shell Emulsion Polymerization of Vinyl Acetate and Butyl Acrylate in the Presence of Methyl Acrylic Acid |
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| CHEN Zhi ming,SHAO Li,MA Quan hong,ZHANG Zhen lin,WANG Guo li. Development of Latex Morphology in the Process of Core-shell Emulsion Polymerization of Vinyl Acetate and Butyl Acrylate in the Presence of Methyl Acrylic Acid[J]. Researches in Medical Education, 2000, 0(1): 73-76 |
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| Authors: | CHEN Zhi ming SHAO Li MA Quan hong ZHANG Zhen lin WANG Guo li |
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| Abstract: | The morphology structure and carboxyl distribution of the latex, which was prepared by different compositions and technique, were characterized by using TEM and conductometric titration methods. It was shown that the addition of functional monomer methyl |
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| Keywords: | core shell emulsion development of the latex morphology carboxyl distribution. |
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