机构地区: 东华大学材料科学与工程学院
出 处: 《郑州大学学报(理学版)》 2007年第1期96-100,共5页
摘 要: 采用“一步法”由二乙醇胺和顺丁烯二酸酐合成超支化不饱和聚合物,用核磁共振技术对聚合物结构进行表征.通过NMR谱图分析,发现聚合物结构中出现次甲基,以此为基础并结合相关文献报道,对聚合机理进行了分析. A hyperbranched polymer is successfully prepared by "one pot" polymerization of diethanoamine and maleic anhydride,and characterized by NMR. It is found that methane is formed in the polymer structure. The scheme of polymerization is also analyzed.