 Home
 Browsing by Author
Browsing by Author "5366021f4a174dbeb27140d9f5b69b6e"
Now showing items 115 of 15

A new route synthesis of immobilizedpolysiloxane iminodiacetic acid ligand system, its characterization and applications
ElAshgar, Nizam M.; ElNahhal, Issa M.; Chehimi, Mohamed M.; Babonneau, Florence; Livage, Jacques (NorthHolland, 2007)A new route for the synthesis of immobilizedpolysiloxane ligand system bearing iminodiacetic acid chelating ligand of the general formula P(CH2)3N(CH2COOEt)2, (where P represents [Si–O]n polysiloxane network) was ... 
Extraction of Co, Ni, Cu, Zn and Cd ions using 2aminophenylaminopropylpolysiloxane
ElAshgar, Nizam M.; ElNahhal, Issa M; Chehimi, Mohamed M; Babonneau, Florence; Livage, Jacques (SpringerVerlag, 2010)Insoluble porous solid functionalized ligand system bearing 2aminophenylaminopropyl chelating ligand of the general formula P–(CH2)3NH–(C6H4)–NH2 was prepared via the sol–gel process, where P represents [Si–O] n polysiloxane ... 
Extraction of metal ions (Fe3+, Co2+, Ni2+, Cu2+ and Zn2+) using immobilizedpolysiloxane iminobis (n2aminophenylacetamide) ligand system
ElAshgar, Nizam M.; ElNahhal, Issa M.; Chehimi, Mohamed M.; Delamar, Michel; Babonneau, Florence; Livage, Jacques (Kluwer Academic Publishers, 2007)A new insoluble solid functionalized ligand system bearing chelating ligand group of the general formula P(CH2)3N[CH2CONH(C6H4)NH2]2, where P represents [Si–O] n polysiloxane network, was prepared by the reaction of the ... 
Immobilizedpolysiloxane ethyl amino benzoate derivatives. Synthesis, characterizations and applications
ElAshgar, Nizam M.; ElNahhal, Issa M.; Chehimi, Mohamed M.; Babonneau, Florence; Livage, Jacques (Elsevier, 2005)Insoluble solid porous ethyl2iminobenzoate immobilized polysiloxane ligand system of the general formula P–(CH2)3–NH(C6H4)COOC2H5, (where P represents [Si–O]n siloxane network) has been prepared by the reaction of ... 
Macrocyclic polysiloxane immobilized ligand system and its structural characterization
ElAshgar, Nizam M.; ElNahhal, Issa M; Chehimi, Mohamed M; Connan, Carole; Babonneau, Florence; Livage, Jacques (Taylor & Francis Group, 2007)A new porous solid macrocyclic 1,4,7,10,14,17,20‐heptaazadocosane‐3,21‐dione polysiloxane ligand system of the general formula P‐(CH2)3‐C15H32O2N5, (where P represents [Si‐O]n siloxane network) has been prepared by the ... 
Metal uptake by porous iminobis (N2aminoethylacetamide)modified polysiloxane ligand system
ElNahhal, Issa M.; ElAshgar, Nizam M.; Chehimi, Mohamed M.; Bargiela, Pascal; Maquet, Jocelyne; Babonneau, Florence; Livage, Jacques (Elsevier, 2003)A porous solid iminobis(N2aminoethylacetamide) polysiloxane ligand system of the general formula P–(CH2)3–N(CH2CONHCH2CH2NH2)2, (where P represents [Si–O]n siloxane network) has been prepared by modification of immobilized ... 
New Strategy for the Synthesis of Diethylnetriaminetetraacetic Acid Functionalized Polysiloxane Ligand System
ElAshgar, Nizam M.; ElNahhal, Issa M; Chehimi, Mohamed M; Babonneau, Florence; Livage, Jacques (2009)A new rout was used for the synthesis of porous solid polysiloxane matrix of the general formula P(CH2)3N(CH2COOEt)(CH2)2N(CH2COOEt)(CH2)2N(CH2COOEt)2 (where P represents [SiO]n) by the reaction of diethylenetriamin ... 
Preparation of ethylenediaminetriacetic acid silicagel immobilised ligand system and its application for trace metal analysis in aqueous samples
ElAshgar, Nizam M.; ElNahhal, Issa M.; Chehimi, Mohamed M.; Babonneau, Florence; Livage, Jacques (Taylor & Francis Group, 2009)This article reports on the preparation of porous solid ethylenediaminetriacetic acid functionalised silicagel (SEDTA) of the general formula S(CH2)3N(CH2COOH)(CH2)2N(CH2COOH)2 (where S represents [Si–O] n ). This was ... 
Structural characterization of immobilizedpolysiloxane iminobis (Ndiethylenediamineacetamide) ligand system
ElNahhal, Issa M.; ElShetary, Basheer A.; Mustafa, Abo ElKhair B.; ElAshgar, Nizam M.; Livage, Jacques; Chehimi, Mohamed M.; Roberts, Adam (Elsevier Masson, 2003)Insoluble porous solid polysiloxane immobilized ligand system bearing chelating ligand group of the general formula P(CH2)3N[CH2CONH(CH2)2NH(CH2)2NH2]2 (where P represents [SiO]n polysiloxane network) has been prepared ... 
Synthesis and characterization of immobilizedpolysiloxane monoaminethiol triacetic acid and its diamine and triamine derivatives
Ahmed, Mona A.; Abu Shaweesh, Asmah A.; ElAshgar, Nizam M.; ElNahhal, Issa M; Chehimi, Mohamed M; Babonneau, Florence (Springer US, 2016)Abstract In this work, a new porous solid polysiloxane material with thiolaminebased multiple functional groups polysiloxane(monoaminethiol) triacetate, P(NS)TrEA (where P represents [Si–O]n polysiloxane network), ... 
Synthesis and structural characterization of a new macrocyclic polysiloxaneimmobilized ligand system
ElAshgar, Nizam M.; ElNahhal, Issa M.; Chehimi, Mohamed M.; Delamar, Michel; Babonneau, Florence; Livage, Jacques (SpringerVerlag, 2006)A new porous solid macrocyclic 1,4,7,11,14pentaazapentadecane3,15dione polysiloxane ligand system of the general formula P–(CH2)3–C11H22O2N5 (where P represents [Si–O] n siloxane network) has been prepared by the reaction ... 
Synthesis of polysiloxaneimmobilized monoamine, diamine, and triamine ligand systems in the presence of CTAB and their applications
ElAshgar, Nizam M.; ElNahhal, Issa M; Chehimi, Mohamed M; Babonneau, Florence; Livage, Jacques (Taylor & Francis Group, 2012)Polysiloxaneimmobilized monoamine, diamine, and triamine ligand systems of the general formula P(CH2)3X [where P represents a polysiloxane threedimension silica like network, and X represents monoamine(NH2), diamine ... 
Synthesis, characterization and applications of immobilized iminodiacetic acidmodified silica
ElNahhal, Issa M.; Zaggout, Farid R.; Nassar, Mona A.; ElAshgar, Nizam M.; Maquet, Jocelyne; Babonneau, Florence; Chehimi, Mohamed M. (Kluwer Academic Publishers, 2003)Porous immobilized iminodiacetic acid modified silica of the general formula S—(CH2)3—N(CH2COOH)2, (where S represents [Si—O] n siloxane network) has been prepared by replacement of the iodide in 3iodopropyl modified ... 
Synthesis, characterization and applications of polysiloxane networks with immobilized pyrogallol ligands
Saadeh, Salman M.; ElAshgar, Nizam M.; ElNahhal, Issa M.; Chehimi, Mohamed M.; Maquet, Jocelyne; Babonneau, Florence (John Wiley & Sons, Ltd., 2005)A porous, solid insoluble polysiloxane‐immobilized ligand system bearing pyrogallol active sites of the general formula P(CH2)3NH(CH2)3OC6H3(OH)2 (where P represents [SiO]n siloxane network) has been prepared by the ... 
Synthesis, characterization, and metal uptake of multiple functionalized immobilizedpolysiloxane diaminethiol chelating ligand derivatives
ElAshgar, Nizam M.; ElNahhal, Issa M; Ahmed, Mona A; Abu Shaweesh, Asmah A.; Chehimi, Mohamed M (Springer Berlin Heidelberg, 2018)Immobilizedpolysiloxane (diaminethiol) tetraethylacetate, P(NNS)TEA (where P represents [Si–O] n polysiloxane network), was synthesized using onepot reaction of tetraethylorthosilicate (TEOS) with 3(ethylenediamin ...