Gel template leaching: An approach to functional nanoporous membranes

被引:39
作者
Gankema, H
Hempenius, MA
Moller, M
Johansson, G
Percec, V
机构
[1] UNIV ULM,DEPT ORGAN CHEM MACROMOLEC CHEM 3,D-89069 ULM,GERMANY
[2] TWENTE UNIV TECHNOL,DEPT CHEM TECHNOL,7500 AE ENSCHEDE,NETHERLANDS
[3] CASE WESTERN RESERVE UNIV,DEPT MACROMOLEC SCI,CLEVELAND,OH 44106
关键词
D O I
10.1002/masy.19961020145
中图分类号
O63 [高分子化学(高聚物)];
学科分类号
070305 ; 080501 ; 081704 ;
摘要
A novel preparation method for nanoporous structures, denoted ''Gel Template Leaching'', is described. The approach is based on the gelation of solutions containing two low molecular weight compounds of which one is crystallizable and the other curable. Gelation of the solute upon cooling followed by curing of the solvent below the gelation temperature lead to the formation of a semi-IPN consisting of a reversibly and a covalently crosslinked network. After leaching of the solute (the template) a well-defined nanoporous architecture was formed. Functional pores could be obtained after charging the pore walls with ionic sites.
引用
收藏
页码:381 / 390
页数:10
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