Abstract:
本文用电导法、稳态荧光法、黏度法研究二聚表面活性剂C12-s-C12·2Br分子中间联接基团链长度(s=2,3,4,6)对其在水溶液中聚集行为的影响.实验发现,C12-s-C12·2Br的胶团生成能力远比其单体C12TABr强得多,前者CMC值较后者降低一个多数量级.胶团聚集数N随表面活性剂浓度C增大而增大,其中当s=2时的N值在c=7.7mmlo·L-1后开始急剧增大,计算结果表明此时胶团形状发生了明显变化,形成了椭球形的胶团.黏度测定结果证实了这一点.
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Year: 2001
Page: 267-270
Language: Chinese
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ESI Highly Cited Papers on the List: 0 Unfold All
WanFang Cited Count: -1
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30 Days PV: 3
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