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异辛基酚聚氧乙烯醚/十二烷基溴化吡啶混合溶液的表面性质及各组分含量的测定
引用本文:宋世理,钱予华,陈政,席国喜. 异辛基酚聚氧乙烯醚/十二烷基溴化吡啶混合溶液的表面性质及各组分含量的测定[J]. 日用化学工业, 2006, 36(3): 140-142,147
作者姓名:宋世理  钱予华  陈政  席国喜
作者单位:河南师范大学,化学与环境科学学院,河南,新乡,453007;河南师范大学,化学与环境科学学院,河南,新乡,453007;河南师范大学,化学与环境科学学院,河南,新乡,453007;河南师范大学,化学与环境科学学院,河南,新乡,453007
摘    要:对不同组成的异辛基酚聚氧乙烯醚(TX-100)和十二烷基溴化吡啶(DDPB)混合表面活性剂在KH2PO4/Na2HPO4缓冲溶液中的表面性质进行了研究,结果表明TX-100和DDPB间存在着较弱的作用。研究结果证实利用高效毛细管电泳法能够较准确地测定该混合体系中各单组分表面活性剂的含量;并能将该方法用于测定TX-100和DDPB的临界胶束浓度。

关 键 词:异辛基酚聚氧乙烯醚  十二烷基溴化吡啶  表面张力  临界胶束浓度
文章编号:1001-1803(2006)03-0140-03
收稿时间:2005-11-14
修稿时间:2005-11-142006-01-24

Surface active properties and quantitative determination of contents in isooctyl phenol polyethoxylate/dodecylpyridinium bromide blend solutions
SONG Shi-li,QIAN Yu-hua,CHEN Zheng,XI Guo-xi. Surface active properties and quantitative determination of contents in isooctyl phenol polyethoxylate/dodecylpyridinium bromide blend solutions[J]. China Surfactant Detergent & Cosmetics, 2006, 36(3): 140-142,147
Authors:SONG Shi-li  QIAN Yu-hua  CHEN Zheng  XI Guo-xi
Affiliation:Department of Chemistry, Henan Normal University, Xinxiang 4531307, China
Abstract:The surface properties of blend surfactant composed by different contents of isooctyl phenol polyethoxylate((TX-100)) and dodecylpyridinium bromide(DDPB)in KH_2PO_4/Na_2HPO_4 buffer solution were studied.Experimental results showed that there is weak interaction between the TX-100 and DDPB and capillary electrophoresis can be used to quantitatively(determine) the content of TX-100 or DDPB in the aqueous solutions.Further,this method can be used to determine the critical micelle concentration of TX-100 and DDPB.
Keywords:isooctyl phenol polyethoxylate  dodecylpyridinium bromide  surface tension  critical micelle concentration
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