Removal of cooper (II) ions from aqueous solution by the use of biopolymers

M. Carmen Villarán, Beatriz Valle, Ainhoa Bilbao, Leire Lorenzo, Elena Díaz De Apodaca, Vito Gugliotta

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

Abstract

Chelation with bio-polymers is recognized as an emerging technique for the treatmente os wastewater containing heavy metals. In a first step of this study, the chelatmg kinetics of bio-polymers as alginic acid, calcium alginate, carrageenan and chitosan in relation with the Cu(II) at different pH and metal concentration, has been investigated. The chitosan was crosslinked with different chemicals and at different concentrations, to improve its stability at several pH. The used technologies for the regeneration of each polymer were ionic exchange and electrodeposition. Only with a combination of both technologies has been possible to obtain values of regeneration up to 95%.

Original languageEnglish
Title of host publicationREWAS'04 - Global Symposium on Recycling, Waste Treatment and Clean Technology - Proceedings
EditorsI. Gaballah, B. Mishra, R. Solozabal, M. Tanaka
Pages2889-2890
Number of pages2
Publication statusPublished - 2005
EventREWAS'04 - Global Symposium on Recycling, Waste Treatment and Clean Technology - Madrid, Spain
Duration: 26 Sept 200429 Sept 2004

Publication series

NameREWAS'04 - Global Symposium on Recycling, Waste Treatment and Clean Technology

Conference

ConferenceREWAS'04 - Global Symposium on Recycling, Waste Treatment and Clean Technology
Country/TerritorySpain
CityMadrid
Period26/09/0429/09/04

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