烷基酰胺磷酸酯甜菜碱的合成及性能  

Synthesis and Properties of Novel Amphoteric Surfactant Alkylamidophosphobetaines

作　　者：何元君[1] 张铸勇[1] 

机构地区：[1]华东理工大学精细化工系

出　　处：《华东理工大学学报（自然科学版）》1998年第6期741-745,共5页Journal of East China University of Science and Technology

摘　　要：以磷酸二氢钠、环氧氯丙烷和Ｎ，Ｎ－二甲基－Ｎ′－脂肪酰基丙二胺为原料，合成了一系列新型烷基酰胺磷酸酯甜菜碱。对合成工艺进行了研究，确定了最佳工艺条件，并对产品的两性特征、泡沫性能、分散力、润湿性能、乳化性能、表面张力、临界胶束浓度、临界溶解温度等物化性能进行了测试。A series of novel amphoteric surfactants,alkylamidophosphobetaines were prepared from sodium dihydrogen phosphate,epichlorohydrin and N,N dimethyl N′ alkylamido dipropylamine.The synthetic procedure was studied and the best technical conditions were determined.The physico chemical properties of the products such as amphoteric and switter ionic character,foaming,lime soap dispersion power,wetting and emulsifying,surface tension,critical micelle concentration( cmc )and Krafft point were tested.

关 键 词：两性表面活性剂 烷基酰胺磷酸酯 甜菜碱 合成 

分 类 号：TQ423.31[化学工程]