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Study on the Apparent Kinetics of Interesterification of Methyl Methacrylate and Triethylene Glycol
Author(s): 
Pages: 46-49
Year: Issue:  7
Journal: PAINT & COATINGS INDUSTRY

Keyword:  二缩三乙二醇双甲基丙烯酸酯甲基丙烯酸甲酯酯交换动力学;
Abstract: 以甲基丙烯酸甲酯和二缩三乙二醇酯交换反应的方式合成了二缩三乙二醇双甲基丙烯酸酯,并考察了反应的时间进程,建立了酯交换反应的速率方程和表观动力学模型.结果表明,在反应的最初4 h内,二缩三乙二醇双甲基丙烯酸酯的收率即可达到95%以上,酯交换反应速率方程遵循一级反应动力学规律;按照酯交换反应机理建立的动力学模型,经实验数据拟合,模型基本正确,线性相关系数为0.992 0.
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