8 Result(s)
within
Sung Wook Won
Catalysis
Industrial Chemistry/Chemical Engineering
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Article
Polyethylenimine-crosslinked calcium silicate hydrate derived from oyster shell waste for removal of Reactive Yellow 2
Large amounts of oyster shells are often dumped in natural water and landfills, causing pollution and health/sanitation issues. It is highly desirable to convert oyster shell wastes into high-value-added produ...
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Article
Application of polyethylenimine multi-coated adsorbent for Pd(II) recovery from acidic aqueous solution: batch and fixed-bed column studies
PEI imilti-coated PSBF (PEI-M-PSBF) wth high adsorption efficiency and good reusability for Pd(II) recovery was prepared by a PEI multi-coating method. The results of FT-IR and FE-SEM showed that the PEI-M-PSB...
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Article
Polyethylenimine-crosslinked chitin flake as a biosorbent for removal of Acid Blue 25
A chitin-based biosorbent that can be used to effectively remove dyes, typical color inducers in industrial wastewater, was developed. The crosslinking agent glutaraldehyde was bonded to the hydroxyl and/or am...
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Article
Polyethylenimine-coated polysulfone/bacterial biomass composite fiber as a biosorbent for the removal of anionic dyes: Optimization of manufacturing conditions using response surface methodology
This study aim was to optimize the manufacturing conditions polyethylenimine-coated polysulfone/bacterial biomass composite fiber (PEI-PSBF) to remove anionic pollutants from aqueous solution. The contents of ...
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Article
Adsorptive characteristics of the polyurethane-immobilized Corynebacterium glutamicum biosorbent for removal of Reactive Yellow 2 from aqueous solution
Polyurethane (PU) was evaluated for its possibility as an immobilization matrix for the raw biomass of Corynebacterium glutamicum. Initially, different blending ratios of the raw biomass to PU weight were tested,...
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Article
On the reason why acid treatment of biomass enhances the biosorption capacity of cationic pollutants
The present work is aimed at understanding the effect of acid treatment and demonstrating the reason for its effect. For this, Corynebacterium glutamicum biomass was used as a model biomass. Two cationic (cadmium...
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Article
Sorptive removal and recovery of nickel(II) from an actual effluent of electroplating industry: Comparison between Escherichia coli biosorbent and Amberlite ion exchange resin
The removal and recovery of nickel(II) from wastewater of an electroplating factory was investigated using the waste Escherichia coli biomass as the biosorbent. The results were compared with those from using Amb...
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Article
Removal of Basic Blue 3 from aqueous solution by Corynebacterium glutamicum biomass: Biosorption and precipitation mechanisms
The waste biomass generated from mono sodium glutamate fermentation process, Corynebacterium glutamicum, was evaluated as a biosorbent for the removal of Basic Blue 3 (BB 3), as a model cationic dye, from aqueous...
