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Lamellar liquid crystal polymerization of sodium oleate/oleic acid/octadiene/water system
  • ISSN号:1001-604X
  • 期刊名称:《中国化学:英文版》
  • 时间:0
  • 分类:O631[理学—高分子化学;理学—化学]
  • 作者机构:Chemistry Department, Yangzhou University, Yangzhou, Jiangsu 225002, China, Chemistry Division, Logistical Engineering University, Chongqing 400016, China
  • 相关基金:Project (No. 29733110) supported by the National Natural Science Foundation of China.
作者: 郭荣, 傅清红
中文摘要:

In the lamellar liquid crystallization (LLC) phase of NaOL/ OLA/H2O system, the small angle X-ray diffraction measurements show that the oleic acid is solubilized in the oil layer at first and then into the amphiphile layer. The octadiene added is also located partly in the oil layer and partly in the amphiphile layer in the LLC. With the addition of octadiene as cross-Unking agent, the LLC phase of NaOL/OIA/H2O system was polymerized under the initiation of AIBN with the protection of pure nitrogen at 60℃. Most of the double bond absorption of the monomers in IR spectra disappeared after polymerization. The polymerization takes place not only in the middle of the amphiphile layer between the double bonds of NaOL or OLA and those of octadiene, but also in the oil layer of LLC between the double bonds of OLA and those of octadiene. Interlayer spacing measurements on the copolymer proved d values decreased by about 1-2 nm compared with those of the corresponding system before the polymerization, indicati

英文摘要:

In the lamellar liquid crystallization (LLC) phase of NaOL/ OLA/H2O system, the small angle X-ray diffraction measurements show that the oleic add is solubilized in the oil layer at first and men into the amphiphile layer. The octadiene added is also located partly in the oil layer and partly in the amphiphile layer in the LLC. With the addition of octadiene as cross-linking agent, roe LLC phase of NaOL/OLA/H2O system was polymerized under the initiation of AIBN with the protection of pure nitrogen at 60°C. Most of the double bond absorption of the monomers in IR spectra disappeared after polymerization. The polymerization takes place not only in the middle of the amphiphile layer between the double bonds of NaOL or OLA and those of octadiene, but also in the oil layer of LLC between the double bonds of OLA and those of octadiene. Interlayer spacing measurements on the copolymer proved d values decreased by about 1 - 2 nm compared with those of the corresponding system before the polymerization, indicating a disruption of the ordered structure by the polymerization. The copolymer still has superior surface activity with the critical micellar concentration (CMC) decreased almost to the half of the value for the system before the polymerization.

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期刊信息
  • 《中国化学:英文版》
  • 主管单位:
  • 主办单位:中国化学会
  • 主编:
  • 地址:上海市枫林路354号中科院上海有机化学研究所
  • 邮编:200032
  • 邮箱:
  • 电话:021-54925243
  • 国际标准刊号:ISSN:1001-604X
  • 国内统一刊号:ISSN:31-1547/O6
  • 邮发代号:4-646
  • 获奖情况:
  • 中国期刊方阵“双高”期刊
  • 国内外数据库收录:
  • 美国化学文摘(网络版),荷兰文摘与引文数据库,美国科学引文索引(扩展库),日本日本科学技术振兴机构数据库,英国英国皇家化学学会文摘
  • 被引量:175