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author:

江琳沁 (江琳沁.) [1] | 郑玉婴 (郑玉婴.) [2] (Scholars:郑玉婴) | 赵剑曦 (赵剑曦.) [3] (Scholars:赵剑曦)

Abstract:

本文通过紫外-可见光谱、荧光光谱和黏度等技术测定在苯酚存在下,Pluronic嵌段共聚物F127水溶液的临界胶束浓度(CMC)以及胶束结构的变化,考察苯酚浓度cph对胶束增溶蒽的影响.实验结果发现F127的CMC随Cph先增大,在cph>30×10-6后减小,胶束特性黏度[η]则先减小再增大,胶束内核中PO成分逐渐增大,在cph>30×10-6后胶束内核几乎完成由PO构成.蒽与胶束的K1/N值先急剧下降,同样在cph>30×10-6后转而逐渐增大.结合苯酚对水结构的影响,以及与PEO嵌段上醚氧原子的氢键相互作用解释了上述实验现象.

Keyword:

嵌段共聚物 胶束化 胶束增溶蒽 胶束结构 苯酚

Community:

  • [ 1 ] [郑玉婴]福州大学
  • [ 2 ] [江琳沁]福州大学
  • [ 3 ] [赵剑曦]福州大学

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Source :

Year: 2001

Page: 312-316

Language: Chinese

Cited Count:

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SCOPUS Cited Count:

ESI Highly Cited Papers on the List: 0 Unfold All

WanFang Cited Count: -1

Chinese Cited Count:

30 Days PV: 7

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