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Brij97/异丙醇微乳液的形成及其相转变

MICROEMULSION FORMATING AND PHASE TRANSFORMATING BY BRIJ97/ISOPROPYL SYSTEM
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摘要 通过拟三元相图法研究了聚氧乙烯(10)油基醚(Brij97)/异丙醇/乙酸丁酯/水体系微乳液的形成;用循环伏安法和电导率法观察了该微乳液体系的微乳相结构转变.结果表明,此低毒体系能形成较大的微乳区;微乳液相结构随着含水量的不同发生了由油包水(W/O)→双连续(B.C.)→水包油(0/w)型的连续转变过程. The formation of Brij97 / isopropyl alcohol / butyl acetate/water four component microemulsion system was represented in a pseudo - ternary phase diagram. The phase transformation of the Brij97 microemulsion was investigated by electric conductivity method and cyclic voltammetry. The experimental results indicate that the system of low toxicity can form a larger microemulsion region. With increasing water content ,the phase transformation from water droplets in oil to a bicontinuous structure and a structure of oil droplets in water happens completely continuously in the singlephase microemulsion region.
出处 《山东师范大学学报(自然科学版)》 CAS 2011年第4期49-52,共4页 Journal of Shandong Normal University(Natural Science)
基金 国家自然科学基金资助项目(31071603)
关键词 Brij97 微乳液 相图 相转变 Brij97 microemulsion phase diagram phase transformation
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