Journal of Colloid and Interface Science 517 (2018) 9–17 Contents lists available at ScienceDirect Journal of Colloid and Interface Science journal homepage: www.elsevier.com/locate/jcis Surface sodium lignosulphonate-immobilized sawdust particle as an 2+ efﬁcient adsorbent for capturing Hg from aqueous solution a a b a,⇑ a a Shan Gao , Tiantian Luo , Qi Zhou , Wenjun Luo , Haifeng Li , Luru Jing Department of Chemistry, Faculty of Material Science and Chemistry, China University of Geosciences, Wuhan 430074, PR China School of Environmental and Chemical Engineering, Shanghai University, 333 Nanchen Road, Shanghai 200444, PR China graphical a bstract article i nfo abstract Article history: In this work, the soluble sodium lignosulphonate (LS ) molecules were successfully grafted onto the sur- Na 2+ Received 13 September 2017 face of pine sawdust (PSD) particles to obtain an efﬁcient adsorbent (PSD-LS) for removing Hg from Revised 25 November 2017 wastewater. In advance, the surface of sawdust particles were carboxymethylated by chloroacetic acid, Accepted 3 December 2017 the LS would be anchored on the surface by a heterogeneous esteriﬁcation reaction occurred between Na Available online 31 January 2018 the hydroxyl of LS and carboxyl on PSD surface. The resultant product (PSD-LS) exhibited a good
Journal of Colloid and Interface Science – Elsevier
Published: May 1, 2018
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