Nanoporous polyelectrolyte spheres prepared by sequentially coating sacrificial mesoporous silica spheres

被引:181
作者
Wang, YJ [1 ]
Yu, AM [1 ]
Caruso, F [1 ]
机构
[1] Univ Melbourne, Ctr Nanosci & Nanotechnol, Dept Chem & Biomol Engn, Melbourne, Vic 3010, Australia
关键词
layer-by-layer technique; mesoporous materials; nanciporous spheres; polyelectrolytes; silica;
D O I
10.1002/anie.200462135
中图分类号
O6 [化学];
学科分类号
0703 ;
摘要
(Chemical Equation Presented) A hole load of spheres: Nanoporous polyelectrolyte (PE) spheres are prepared through layer-by-layer deposition of oppositely charged poly(acrylic acid) and poly(allylamine hydrochloride) onto mesoporous silica spheres (with cross-linking by heating in each step), and the subsequent removal of the silica templates by hydrofluoric acid (HF; see scheme). © 2005 Wiley-VCH Verlag GmbH & Co. KGaA.
引用
收藏
页码:2888 / 2892
页数:5
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