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author:

游毅 (游毅.) [1] (Scholars:游毅) | 赵剑曦 (赵剑曦.) [2] (Scholars:赵剑曦) | 朱永平 (朱永平.) [3]

Abstract:

季铵盐Gemini表面活性剂C<,12>-s-C<,12>·2Br(s=2,3,4,6)与丙、丁、戊、己醇混合水溶液的lncmc随T增大而逐渐增大.计算所得热力学数据表明,C<,12>-s-C<,12>·2Br与醇混合胶团化过程服从熵驱动机理,也表现出焓/熵补偿现象.随着温度上升,熵驱动力增大.在指定温度时,醇分子烷烃链上碳原子数n增大使△G<''o><,m>值减小,胶团结构更加稳定;而增加s使△G<''o><,m>值增大,胶团稳定性下降.

Keyword:

季铵盐 温度效应 焓熵补偿 胶团化 表面活性剂

Community:

  • [ 1 ] [游毅]福州大学化学系(福州)
  • [ 2 ] [赵剑曦]福州大学化学系(福州)
  • [ 3 ] [朱永平]福州大学化学系(福州)

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Source :

Year: 2002

Page: 255-259

Language: Chinese

Cited Count:

WoS CC Cited Count:

SCOPUS Cited Count:

ESI Highly Cited Papers on the List: 0 Unfold All

WanFang Cited Count: -1

Chinese Cited Count:

30 Days PV: 4

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