催化加氢法合成支化聚酰胺

催化加氢法合成支化聚酰胺 Synthesis of Branched Polyamide via Catalytic Hydrogenation 顾兴宝 GU Xingbao 1 first-author 殷以华 YIN Yihua 1 张方林 ZHANG Fanglin 1 郑化 ZHENG Hua 1 武汉理工大学化学工程学院 武汉理工大学化学工程学院 School of Chemical Engineering,Wuhan University of Technology School of Chemical Engineering,Wuhan University of Technology 通过二乙烯三胺与丙烯腈的亲核加成反应合成了有机多腈N,N,N′,N″,N″-五（2-腈基乙基）二乙烯三胺（1）,考察了反应原料配比对该步反应产率的影响,得出最优投料比（二乙烯三胺与丙烯腈摩尔比）为1∶6;1在雷尼镍存在的条件下进行催化加氢,合成了N,N,N′,N″,N″-五（3-氨基丙基）二乙烯三胺（2）,分析讨论了影响催化加氢反应产率的主要工艺因素.通过与二聚酸进行缩聚反应对2衍生化,制得了目标产物支化聚酰胺,并采用红外、核磁、元素分析以及质谱等方法对目标产物的结构进行了表征. A new organic polyamine N,N,N′,N″,N″-penta（3-aminopropyl）-diethylenetriamine was synthesized by the nucleophilic additive reaction and hydrogenation reaction of diethylenetriamine and acrylonitrile,and the factors impacting on the yield of the reaction were investigated including ratio of reactants,types of catalyst,temperature and pressure of hydrogenation.Then a novel branched polyamide was obtained by condensation with N,N,N′,N″,N″-penta（3-aminopropyl）-diethylenetriamine and dimmer fatty acid.The molecular structure of the compound has been characterized by infrared spectrum（IR）,nuclear magnetic resonance（NMR）,elemental analysis and electrospray mass spectrometry. N,N,N′,N″,N″-五（3-氨基丙基）二乙烯三胺 二聚酸 聚酰胺 N,N,N′,N″,N″-penta（3-aminopropyl）-diethylenetriamine dimmer fatty acid polyamide 10.14188/j.1671-8836.2013.04.007 O643.32 国家自然科学基金资助项目（51273156） 2013-04-01 2021-04-01 4 59