Morphological Transformations of Nonequilibrium Assemblies of Amphiphilic Diblock Copolymer
文献类型:期刊论文
作者 | Cong, Yang ; Zhou, Qi ; Chen, Bin ; Fang, Jianghua ; Fu, Jun |
刊名 | COLLOID JOURNAL
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出版日期 | 2014 |
卷号 | 76期号:6页码:774 |
中文摘要 | Amphiphilic diblock copolymer polystyrene-block-poly(ethylene oxide) (PS-PEO) assembled into nonequilibrium bicontinuous structures or mixture of vesicles, bilayers and nanorods upon rapid micellization induced by rapid addition of selective solvent (water) into the PS-PEO solutions in a common solvent (dimethyl formamide) with different concentrations. These kinetically trapped assemblies were unstable and slowly evolved into thermodynamically favorable spheres and vesicles. The addition of non-ionic surfactant Pluronic P123 upon rapid micellization generated novel nanocages and flower-like vesicles. The nanocages spontaneously transformed into tubules capped with vesicles. These novel assemblies are beyond the classic phase diagram of block copolymer self-assemblies, especially for those primarily based on thermodynamics. |
公开日期 | 2015-09-20 |
源URL | [http://ir.nimte.ac.cn/handle/174433/11696] ![]() |
专题 | 宁波材料技术与工程研究所_2014专题 |
推荐引用方式 GB/T 7714 | Cong, Yang,Zhou, Qi,Chen, Bin,et al. Morphological Transformations of Nonequilibrium Assemblies of Amphiphilic Diblock Copolymer[J]. COLLOID JOURNAL,2014,76(6):774. |
APA | Cong, Yang,Zhou, Qi,Chen, Bin,Fang, Jianghua,&Fu, Jun.(2014).Morphological Transformations of Nonequilibrium Assemblies of Amphiphilic Diblock Copolymer.COLLOID JOURNAL,76(6),774. |
MLA | Cong, Yang,et al."Morphological Transformations of Nonequilibrium Assemblies of Amphiphilic Diblock Copolymer".COLLOID JOURNAL 76.6(2014):774. |
入库方式: OAI收割
来源:宁波材料技术与工程研究所
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