Synthesis of Poly(hydroxamic acid) Ligand from Polymer Grafted Corn-cob Cellulose for Transition Metals Extraction

Poly(hydroxamic acid) ligand was synthesized using ester functionalities of cellulose-graft-poly(methyl acrylate) copolymer, and products are characterized by Fourier transform infrared spectroscopy, field emission scanning electron microscopy, high-resolution transmission electron microscopy, and X...

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Main Authors:	Lutfor, M. R., Mandal, Bablu Hira, Sarkar, Shaheen M., M. M., Yusoff, Arshad, Sazmal, Musta, Baba
Format:	Article
Language:	English
Published:	Wiley 2016
Subjects:	Q Science (General)
Online Access:	http://umpir.ump.edu.my/id/eprint/16448/ http://umpir.ump.edu.my/id/eprint/16448/ http://umpir.ump.edu.my/id/eprint/16448/ http://umpir.ump.edu.my/id/eprint/16448/1/synthesis1.pdf

id	ump-16448
recordtype	eprints
spelling	ump-164482019-09-10T02:28:42Z http://umpir.ump.edu.my/id/eprint/16448/ Synthesis of Poly(hydroxamic acid) Ligand from Polymer Grafted Corn-cob Cellulose for Transition Metals Extraction Lutfor, M. R. Mandal, Bablu Hira Sarkar, Shaheen M. M. M., Yusoff Arshad, Sazmal Musta, Baba Q Science (General) Poly(hydroxamic acid) ligand was synthesized using ester functionalities of cellulose-graft-poly(methyl acrylate) copolymer, and products are characterized by Fourier transform infrared spectroscopy, field emission scanning electron microscopy, high-resolution transmission electron microscopy, and X-ray photoelectron spectroscopy analysis. The poly(hydroxamic acid) ligand was utilized for the sensing and removal of transition metal ions form aqueous solutions. The solution pH is found a key factor for the optical detection of metal ions, and the reflectance spectra of the [Cu-ligand]n+ complex were observed to be the highest absorbance 99.5% at pH 6. With the increase of Cu2+ ion concentration, the reflectance spectra were increased, and a broad peak at 705 nm indicated that the charge transfer (π-π transition) complex was formed. The adsorption capacity with copper was found to be superior, 320 mg g−1, and adsorption capacities for other transition metal ions were also found to be good such as Fe3+, Mn2+, Co3+, Cr3+, Ni2+, and Zn2+ were 255, 260, 300, 280, 233, and 223 mg g−1, respectively, at pH 6. The experimental data show that all metal ions fitted well with the pseudo-second-order rate equation. The sorption results of the transition metal ions onto ligand were well fitted with Langmuir isotherm model (R2 > 0.98), which implies the homogenous and monolayer character of poly(hydroxamic acid) ligand surface. Eleven cycles sorption/desorption process were applied to verify the reusability of this adsorbent. The investigation of sorption and extraction efficiency in each cycle indicated that this new type of adsorbent can be recycled in many cycles with no significant loss in its original detection and removal capability. Wiley 2016-06-20 Article PeerReviewed application/pdf en http://umpir.ump.edu.my/id/eprint/16448/1/synthesis1.pdf Lutfor, M. R. and Mandal, Bablu Hira and Sarkar, Shaheen M. and M. M., Yusoff and Arshad, Sazmal and Musta, Baba (2016) Synthesis of Poly(hydroxamic acid) Ligand from Polymer Grafted Corn-cob Cellulose for Transition Metals Extraction. Polymers for Advanced Technologies, 27 (12). pp. 1625-1636. ISSN 1625-1636 http://dx.doi.org/10.1002/pat.3840 DOI: 10.1002/pat.3840
repository_type	Digital Repository
institution_category	Local University
institution	Universiti Malaysia Pahang
building	UMP Institutional Repository
collection	Online Access
language	English
topic	Q Science (General)
spellingShingle	Q Science (General) Lutfor, M. R. Mandal, Bablu Hira Sarkar, Shaheen M. M. M., Yusoff Arshad, Sazmal Musta, Baba Synthesis of Poly(hydroxamic acid) Ligand from Polymer Grafted Corn-cob Cellulose for Transition Metals Extraction
description	Poly(hydroxamic acid) ligand was synthesized using ester functionalities of cellulose-graft-poly(methyl acrylate) copolymer, and products are characterized by Fourier transform infrared spectroscopy, field emission scanning electron microscopy, high-resolution transmission electron microscopy, and X-ray photoelectron spectroscopy analysis. The poly(hydroxamic acid) ligand was utilized for the sensing and removal of transition metal ions form aqueous solutions. The solution pH is found a key factor for the optical detection of metal ions, and the reflectance spectra of the [Cu-ligand]n+ complex were observed to be the highest absorbance 99.5% at pH 6. With the increase of Cu2+ ion concentration, the reflectance spectra were increased, and a broad peak at 705 nm indicated that the charge transfer (π-π transition) complex was formed. The adsorption capacity with copper was found to be superior, 320 mg g−1, and adsorption capacities for other transition metal ions were also found to be good such as Fe3+, Mn2+, Co3+, Cr3+, Ni2+, and Zn2+ were 255, 260, 300, 280, 233, and 223 mg g−1, respectively, at pH 6. The experimental data show that all metal ions fitted well with the pseudo-second-order rate equation. The sorption results of the transition metal ions onto ligand were well fitted with Langmuir isotherm model (R2 > 0.98), which implies the homogenous and monolayer character of poly(hydroxamic acid) ligand surface. Eleven cycles sorption/desorption process were applied to verify the reusability of this adsorbent. The investigation of sorption and extraction efficiency in each cycle indicated that this new type of adsorbent can be recycled in many cycles with no significant loss in its original detection and removal capability.
format	Article
author	Lutfor, M. R. Mandal, Bablu Hira Sarkar, Shaheen M. M. M., Yusoff Arshad, Sazmal Musta, Baba
author_facet	Lutfor, M. R. Mandal, Bablu Hira Sarkar, Shaheen M. M. M., Yusoff Arshad, Sazmal Musta, Baba
author_sort	Lutfor, M. R.
title	Synthesis of Poly(hydroxamic acid) Ligand from Polymer Grafted Corn-cob Cellulose for Transition Metals Extraction
title_short	Synthesis of Poly(hydroxamic acid) Ligand from Polymer Grafted Corn-cob Cellulose for Transition Metals Extraction
title_full	Synthesis of Poly(hydroxamic acid) Ligand from Polymer Grafted Corn-cob Cellulose for Transition Metals Extraction
title_fullStr	Synthesis of Poly(hydroxamic acid) Ligand from Polymer Grafted Corn-cob Cellulose for Transition Metals Extraction
title_full_unstemmed	Synthesis of Poly(hydroxamic acid) Ligand from Polymer Grafted Corn-cob Cellulose for Transition Metals Extraction
title_sort	synthesis of poly(hydroxamic acid) ligand from polymer grafted corn-cob cellulose for transition metals extraction
publisher	Wiley
publishDate	2016
url	http://umpir.ump.edu.my/id/eprint/16448/ http://umpir.ump.edu.my/id/eprint/16448/ http://umpir.ump.edu.my/id/eprint/16448/ http://umpir.ump.edu.my/id/eprint/16448/1/synthesis1.pdf
first_indexed	2023-09-18T22:22:08Z
last_indexed	2023-09-18T22:22:08Z
_version_	1777415726908309504

Synthesis of Poly(hydroxamic acid) Ligand from Polymer Grafted Corn-cob Cellulose for Transition Metals Extraction

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