Photo-reduction of Ag nanoparticles by using cellulose-based micelles as soft templates: Catalytic and antimicrobial activities

作者: Haoze Hu , Xiaoqing Wu , Haoying Wang , Hongyu Wang , Jinping Zhou

DOI: 10.1016/J.CARBPOL.2019.02.062

关键词: Distilled waterMicelleChemistryAntimicrobialReaction rate constantTemplateCatalysisCelluloseChemical engineeringAmphiphile

摘要: Abstract Amphiphilic cellulose derivatives were synthesized from allyl (AC) and cystein (Cys)/n-dodecyl mercaptan (NDM) via the thiol-ene click reactions. The self-assembled into micelles in distilled water, sizes increased with an increase of DSNDM. amphiphilic served as soft templates for controllable synthesis Ag nanoparticles (NPs) through photo-reduction. NPs embedded stabilized by micelles, their 3.1 to 14.4 nm original template sizes. catalytic properties Ag-loaded evaluated reduction p-nitropheonl p-aminophenol. results demonstrated that exhibited excellent activity. followed first-order rate law, reaction constant decreased increasing size NPs. Moreover, displayed good antimicrobial activities both S. aureus E. coli. Therefore, cellulose-based have potential applications various fields.

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