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CTAB/正丁醇-正辛烷-水和盐水的拟三元体系相图及微乳液微观结构的电导研究
Studies on the Pseudo-ternary-component Phase Diagrams of CTAB/ n-Butanol-n-octane-water or Brine Systems and Electrical Conduction of Its Microemulsion Microstructure
【摘要】 绘制了 CTAB/正丁醇 -正辛烷 -水和 Al( NO3) 3(或 Na2 WO4 )盐水拟三元体系的 3 5℃相图 .用电导法并结合电解质理论讨论了微乳液的微观结构 ,将整个微乳液单相区分为 W/ O微乳区、O/ W微乳区和 B.C.双连续区 ,并且用渗滤理论确定了一个分散相质点为 W/ O球状结构的反胶团微乳液区 .
【Abstract】 The phase diagrams of the pseudo-ternary-component of CTAB/n-butanol-n-octane-water or brine[Al(NO3)3 or Na2WO4] systems were studied by dilution method. The microstructures of microemulsions were determined through conductance technique. Via percolation theory and electrolyte theory the single-phase regions of the microemulsions were delimited as W/O,O/W and bicontinuous microemulsion domains. In the W/O microemulsion regions we got a small domains(L′) in which the dispersed entities are of spherical form. [WT5HZ]
【关键词】 CTAB;
微乳液;
拟三元体系相图;
电导率;
【Key words】 CTAB; Microemulsion; Pseudo-ternary-component phase diagram; Conductivity;
【Key words】 CTAB; Microemulsion; Pseudo-ternary-component phase diagram; Conductivity;
【基金】 国家自然科学基金 (批准号 :2 98710 0 6);北京市无机化学重点学科基金资助
- 【文献出处】 高等学校化学学报 ,Chemical Research In Chinese Universities , 编辑部邮箱 ,2004年06期
- 【分类号】O642
- 【被引频次】57
- 【下载频次】1051