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乳化剂对高硅含量硅丙乳液的性能影响
引用本文:魏铭,黄奕皓,刘晓芳,黄维,罗荣忠,姚珄铭,董月林. 乳化剂对高硅含量硅丙乳液的性能影响[J]. 现代涂料与涂装, 2011, 14(11): 23-26
作者姓名:魏铭  黄奕皓  刘晓芳  黄维  罗荣忠  姚珄铭  董月林
作者单位:1. 武汉理工大学化学工程学院,武汉,430070
2. 深圳三联胶粘剂有限公司,广东深圳,518000
3. 浙江天女制漆有限公司,浙江桐乡,314505
摘    要:引入乙烯基三异丙氧基硅烷(C-1706)对丙烯酸酯乳液进行改性,选用反应性乳化剂与阴离子乳化剂、非离子乳化剂复配,考察了乳化剂、有机硅单体、反应温度等因素对乳液的性能影响。通过测试乳液的固含量、吸水率、钙离子稳定性、机械稳定性、稀释稳定性、黏度及红外光谱来表征乳液的性能。结果表明:采用后交联的方法制备乳液,当乳化剂总量为4%,有机硅用量为15%时,乳液综合性能最佳。

关 键 词:乳液聚合  有机硅  乳化剂复配

The Influence of Emulsifier on the Performance of Siloxane Modified Acrylate Emulsion with High Silicon Content
WEI Ming,HUANG Yi-hao,LIU Xiao-fang,HUANG Wei,LUO Rong-zhong,YAO Sheng-ming,DONG Yue-lin. The Influence of Emulsifier on the Performance of Siloxane Modified Acrylate Emulsion with High Silicon Content[J]. Modern Paint and Finishing, 2011, 14(11): 23-26
Authors:WEI Ming  HUANG Yi-hao  LIU Xiao-fang  HUANG Wei  LUO Rong-zhong  YAO Sheng-ming  DONG Yue-lin
Affiliation:WEI Ming1,HUANG Yi-hao1,LIU Xiao-fang1,HUANG Wei2,LUO Rong-zhong2,YAO Sheng-ming3,DONG Yue-lin3(1.Chemical Engineering College,Wuhan University of Technology,Wuhan 430070,China,2.Shenzhen Sanlian International Co.,Ltd.,Shenzhen Guangdong 518000,3.Zhejiang Tiannv Group Paint Co.,Tongxiang Zhejiang 314505,China)
Abstract:Acrylic latex was modified by using vinyl isopropoxide silane (C-1706), reactive emulsifier, anionic emulsifier and non-ion emulsifier were blend together, the influence factors such as emulsifier, the amount of organosilicon monomer, reaction temperature were investigated. The performance of emulsion was characterized by test its solid content, water absorption, calcium stability, mechanical stability, dilution stability, viscosity and infrared spectroscopy. The results show that the latex performance is best with the post-crosslinking technology when emulsifying agent amount is 4% and organic silicon amount is 15%.
Keywords:emulsion polymerization  organosilicon  mixed emulsifier
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