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author:

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

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CQVIP CSCD

Abstract:

用电导法、稳态荧光法和粘度法研究了二聚表面活性剂C12-s-C12*2Br分子中的连接基团链长度(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值较后者降低一个数量级. 胶团聚集数N随表面活性剂浓度c的增大而增大, 其中当s=2时的N值在c=7.7 mmol/L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. 粘度测定结果也证实了这一点.

Keyword:

二聚表面活性剂 胶团形成 胶团结构 连接基团链长影响

Community:

  • [ 1 ] [郑欧]福州大学
  • [ 2 ] [赵剑曦]福州大学
  • [ 3 ] [游毅]福州大学

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Source :

高等学校化学学报

ISSN: 0251-0790

CN: 22-1131/O6

Year: 2002

Issue: 7

Volume: 23

Page: 1352-1355

0 . 8 3

JCR@2002

0 . 7 0 0

JCR@2023

ESI Discipline: CHEMISTRY;

JCR Journal Grade:2

Cited Count:

WoS CC Cited Count:

SCOPUS Cited Count:

ESI Highly Cited Papers on the List: 0 Unfold All

WanFang Cited Count:

Chinese Cited Count:

30 Days PV: 4

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