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Fabrication of Porous Functional Nanonetwork-Structured Polymers with Enhanced Adsorption Performance from Well-Defined Molecular Brush Building Blocks

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journal contribution
posted on 2018-11-15, 18:49 authored by Guojun Xie, Xidong Lin, Michael R. Martinez, Zelin Wang, He Lou, Ruowen Fu, Dingcai Wu, Krzysztof Matyjaszewski
We report the fabrication of porous functional nanonetwork-structured polymers (FNSPs) consisting of poly­(acrylic acid) functional cores surrounded by a microporous shell network, via a combination of atom transfer radical polymerization (ATRP) and Friedel–Crafts hyper-cross-linking chemistry. Well-defined molecular brushes with diblock poly­(tert-butyl acrylate)-block-polystyrene (PtBA-b-PS) side chains serve as tunable building blocks to synthesize porous networks. The prepared FNSPs demonstrated significantly enhanced adsorption toward basic dyes, up to 767 mg g–1.

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