A review on adsorbent parameters for removal of dye products from industrial wastewater

Industrial effluents are usually one of the major industries polluting the environment and surface water. It is estimated that the worldwide production of dyes is about 70 tons/year. To overcome this problem, innovative processes are suggested for the treatment of industrial effluents containing dye...

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Autores principales: Ali Soltani, Mehdi Faramarzi, Seyed Aboutaleb Mousavi Parsa
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Lenguaje:EN
Publicado: IWA Publishing 2021
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Acceso en línea:https://doaj.org/article/e6c27c1014a442c1b17694004230512b
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spelling oai:doaj.org-article:e6c27c1014a442c1b17694004230512b2021-12-02T07:52:00ZA review on adsorbent parameters for removal of dye products from industrial wastewater2709-80442709-805210.2166/wqrj.2021.023https://doaj.org/article/e6c27c1014a442c1b17694004230512b2021-11-01T00:00:00Zhttp://wqrjc.iwaponline.com/content/56/4/181https://doaj.org/toc/2709-8044https://doaj.org/toc/2709-8052Industrial effluents are usually one of the major industries polluting the environment and surface water. It is estimated that the worldwide production of dyes is about 70 tons/year. To overcome this problem, innovative processes are suggested for the treatment of industrial effluents containing dyes and heavy metals. The goal of the processes is often to reduce the toxicity of these pollutants in order to meet treatment standards. Recently, great attention has been paid to innovative processes for physical and chemical removal techniques such as adsorption on new adsorbents, biomass adsorption, membrane filtration, irradiation, and electrochemical coagulation. In this study, the application of adsorbents in the adsorption process to remove dye pollutants from industrial effluents has been studied. Factors affecting dye adsorption such as pH, temperature, initial dye concentration, and adsorbent amount are also presented. The obtained results revealed that more than 80% of the dye adsorption on the surface of adsorbents are endothermic processes and more than 95% of the processes obey the pseudo-second-order kinetic model. HIGHLIGHTS Investigation of the influence of different adsorbents and different adsorption process parameters.; Factors affecting dye adsorption.; Regenerability of adsorbents in the adsorption process to make the adsorption process more economical.; Application of adsorbents in the adsorption process to remove dye from industrial effluents.;Ali SoltaniMehdi FaramarziSeyed Aboutaleb Mousavi ParsaIWA Publishingarticleadsorbentadsorptionadsorption isothermdye removalindustrial effluentEnvironmental technology. Sanitary engineeringTD1-1066ENWater Quality Research Journal, Vol 56, Iss 4, Pp 181-193 (2021)
institution DOAJ
collection DOAJ
language EN
topic adsorbent
adsorption
adsorption isotherm
dye removal
industrial effluent
Environmental technology. Sanitary engineering
TD1-1066
spellingShingle adsorbent
adsorption
adsorption isotherm
dye removal
industrial effluent
Environmental technology. Sanitary engineering
TD1-1066
Ali Soltani
Mehdi Faramarzi
Seyed Aboutaleb Mousavi Parsa
A review on adsorbent parameters for removal of dye products from industrial wastewater
description Industrial effluents are usually one of the major industries polluting the environment and surface water. It is estimated that the worldwide production of dyes is about 70 tons/year. To overcome this problem, innovative processes are suggested for the treatment of industrial effluents containing dyes and heavy metals. The goal of the processes is often to reduce the toxicity of these pollutants in order to meet treatment standards. Recently, great attention has been paid to innovative processes for physical and chemical removal techniques such as adsorption on new adsorbents, biomass adsorption, membrane filtration, irradiation, and electrochemical coagulation. In this study, the application of adsorbents in the adsorption process to remove dye pollutants from industrial effluents has been studied. Factors affecting dye adsorption such as pH, temperature, initial dye concentration, and adsorbent amount are also presented. The obtained results revealed that more than 80% of the dye adsorption on the surface of adsorbents are endothermic processes and more than 95% of the processes obey the pseudo-second-order kinetic model. HIGHLIGHTS Investigation of the influence of different adsorbents and different adsorption process parameters.; Factors affecting dye adsorption.; Regenerability of adsorbents in the adsorption process to make the adsorption process more economical.; Application of adsorbents in the adsorption process to remove dye from industrial effluents.;
format article
author Ali Soltani
Mehdi Faramarzi
Seyed Aboutaleb Mousavi Parsa
author_facet Ali Soltani
Mehdi Faramarzi
Seyed Aboutaleb Mousavi Parsa
author_sort Ali Soltani
title A review on adsorbent parameters for removal of dye products from industrial wastewater
title_short A review on adsorbent parameters for removal of dye products from industrial wastewater
title_full A review on adsorbent parameters for removal of dye products from industrial wastewater
title_fullStr A review on adsorbent parameters for removal of dye products from industrial wastewater
title_full_unstemmed A review on adsorbent parameters for removal of dye products from industrial wastewater
title_sort review on adsorbent parameters for removal of dye products from industrial wastewater
publisher IWA Publishing
publishDate 2021
url https://doaj.org/article/e6c27c1014a442c1b17694004230512b
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