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Multiresponsive Polymer Assemblies Achieved by a Subtle Chain Terminal Modification
  • ISSN号:1001-604X
  • 期刊名称:Chinese Journal of Chemistry
  • 时间:2014.1
  • 页码:51-56
  • 分类:TP393[自动化与计算机技术—计算机应用技术;自动化与计算机技术—计算机科学与技术]
  • 作者机构:[1]Nano Science and Technology Institute, University of Science and Technology of China, Suzhou, Jiangsu 215123, China, [2]Department of Polymer Science and Engineering, University of Science and Technology of China, Hefei, Anhui 230026, China, [3]CAS Key Laboratory of Brain Function and Disease and School of Life Sciences, University of Science and Technology of China, Hefei, Anhui 230027, China, [4]School of Medical Engineering, Hefei University of Technology, Hefei, Anhui 230009, China, Email: Xianzhu Yang (yangxz@hfut.edu.cn), Jun Wang (jwang699@ustc.edu.cn)[*]CAS Key Laboratory of Brain Function and Disease and School of Life Sciences, University of Science and Technology of China, Hefei, Anhui 230027, China, Tel.: 0086-0551-63600335, Fax: 0086-0551-63600402
  • 相关基金:This work was supported by the Ministry of Science and Technology of China (Nos.2010CB934001,2012AA022501,2013CB933900),the National Natural Science Foundation of China (Nos.51203145,51125012),the Fundamental Research Funds for the Central Universities (No.WK2070000008) and the Open Project of State Key Laboratory of Supramolecular Structure and Materials (No.SKLSSM201301).
  • 相关项目:高分子药物载体和缓释材料
中文摘要:

由对 thermoresponsive 聚合物的阶段转变温度的结束组的化学结构的影响启发了,我们表明了策略经由 thermoresponsive 聚合物片断的结束组的微妙的修正控制聚合物集会的 multi-responsiveness 并且为药交货揭示了它的潜在的应用程序。由发展,聚合物集会创作了 poly (脂肪族的酉旨) 作为是的内部核心和 thermoresponsive polyphosphoester 外部壳,我们证明 thermoresponsive polyphosphoester 片断的结束组控制了集会的表面性质并且进一步决定了刺激应答的行为。未修改的聚合物集会的阶段转变温度被他们的表面性质紧控制由于对响应环境刺激的结束组的恐水病的转变吸水(例如 pH 或轻照耀) 。对这些表面性质罐头由的外部控制由调整 thermoresponsive polyphosphoesters 的终端组的化学结构和作文维护了。

英文摘要:

Inspired by the influence of chemical structure of end groups on the phase transition temperature of thermoresponsive polymers,we demonstrated a strategy to control the multi-responsiveness of polymer assemblies via subtle modification of end groups of thermoresponsive polymer segments and revealed its potential application for drug delivery.By developing polymer assemblies composed of poly(aliphatic ester) as the inner core and thermoresponsive polyphosphoester as the outer shell,we showed that end groups of thermoresponsive polyphosphoester segments controlled the surface property of assemblies and further determined the stimuli-responsive behavior.The phase-transition temperatures of the unmodified polymer assemblies are tightly controlled by their surface properties due to the hydrophilic to hydrophobic transitions of end groups in response to an environmental stimulus (e.g.pH or light irradiation).External control over these surface properties can by asserted by adjusting the chemical structure and composition of the terminal groups of the thermoresponsive polyphosphoesters.

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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