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非共价键自组装制备聚对苯撑乙炔/聚丙烯酸水溶性荧光纳米粒子及其光物理行为研究
引用本文:卢晓梅,范曲立,张广维,浦侃裔,黄维.非共价键自组装制备聚对苯撑乙炔/聚丙烯酸水溶性荧光纳米粒子及其光物理行为研究[J].高等学校化学学报,2010,31(3):597.
作者姓名:卢晓梅  范曲立  张广维  浦侃裔  黄维
作者单位:南京邮电大学信息材料与纳米技术研究院, 江苏省有机电子与信息显示重点实验室, 南京 210046
基金项目:国家重点基础研究发展计划(批准号:009CB930602);;国家自然科学基金项目(批准号:90406021,20874048);;霍英东青年教师基金(批准号:111051);;江苏省“青蓝工程”培养对象和江苏省自然科学基金(批准号:BK2008453)资助
摘    要:通过功能化聚对苯撑乙炔(含羟基与氨基)和聚丙烯酸之间的非共价键自组装制备了一系列含共轭聚合物的水溶性荧光纳米粒子, 并进行了相关结构和光学性质表征. 研究表明, 纳米粒子的大小和聚丙烯酸/聚对苯撑乙炔质量比直接相关. 光物理性质研究表明, 形成水溶性纳米粒子后, 疏水的聚苯撑乙炔链在纳米粒子中易于形成π-链间聚集, 其光物理性质与其在薄膜态时相似.

关 键 词:共轭聚合物    非共价键自组装    聚对苯撑乙炔    水溶性  
收稿时间:2009-06-08

Water-soluble Light-emitting Nanoparticles Prepared by Non-covalent Bond Self-assembly of Functionalized Poly(p-phenyleneethynylene)s and Poly(acrylic acid)
LU Xiao-Mei,FAN Qu-Li,ZHANG Guang-Wei,PU Kan-Yi,HUANG Wei.Water-soluble Light-emitting Nanoparticles Prepared by Non-covalent Bond Self-assembly of Functionalized Poly(p-phenyleneethynylene)s and Poly(acrylic acid)[J].Chemical Research In Chinese Universities,2010,31(3):597.
Authors:LU Xiao-Mei  FAN Qu-Li  ZHANG Guang-Wei  PU Kan-Yi  HUANG Wei
Institution:Jiangsu Province Key Laboratory for Organic Electronics & Information Displays, Institute of Advanced Materials, Nanjing University of Posts and Telecommunications, Nanjing 210046, China
Abstract:A series of water-soluble light-emitting nanoparticles were prepared from functionalized poly(p-phenyleneethynylene)s(PPE) and water-soluble poly(acrylic acid)(PAA) by non-covalent bond self-assembly.Their structures and optoelectronic properties were investigated through dynamic light scattering(DLS),UV and PL spectroscopy.These results show a correlation between the size of the nanoparticles so formed and the mass ratio of PAA/PPE used.It was also found that after formation of nanoparticles in aqueous sol...
Keywords:Conjugated polymer  Non-covalent bond self-assembly  Poly(p-phenyleneethynylene)  Water-soluble
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