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Browsing Kimya / Chemistry by Subject "Water Resources"

Now showing items 1-20 of 22

Adsorption of Cd(II) ions onto polyamine-polyurea polymer modified with pyromellitic dianhydride

Özer, Çiğdem; Boysan, Füsun; İmamoğlu, Mustafa; Yıldız, Salih Zeki (DESALINATION PUBL, 2016)

In this study, polyamine-polyurea polymer was synthesized using toluendiisocyanate and polyethyleneimine. It was then modified using pyromellitic dianhydride. The polymer so obtained (PMPPP) was used for the adsorption of ...
Adsorption of Cu(II), Ni(II) and Pb(II) ions onto polyamine-polyurea polymer modified with pyromellitic dianhydride: kinetic, isotherm and thermodynamic studies

Özer, Çiğdem; Boysan, Füsun; İmamoğlu, Mustafa (DESALINATION PUBL, 2016)

In this study, a polyamine-polyurea polymer modified with pyromellitic dianhydride was used for batch adsorption of Cu(II), Ni(II), and Pb(II) ions to examine the effects of parameters such as pH, contact time, amount of ...
Adsorptive transfer of methylene blue from aqueous solutions to hazelnut husk carbon activated with potassium carbonate

Özer, Çiğdem; İmamoğlu, Mustafa (DESALINATION PUBL, 2017)

Removal of methylene blue (MB) using activated carbon prepared from hazelnut husk by potassium carbonate (HHPCAC) chemical activation was investigated batchwise. In order to optimize the process, the effect of pH, contact ...
Biosorption of cadmium, manganese, nickel, lead, and zinc ions by Aspergillus tamarii

Yılmazer Keskin, Semra; Keskin, Can Serkan (DESALINATION PUBL, 2013)

In this paper, Cd2+, Mn2+, Ni2+, Pb2+, and Zn2+ heavy metals ions adsorption properties of commercially obtained Aspergillus tamarii were investigated. The dead biomass was used with a batch system for experiments. The ...
Characterization of polymer inclusion membrane containing Aliquat 336 as a carrier

Manzak, Aynur; Yıldız, Yasemin (TECHNO-PRESS, 2015)

The presented research is about characterization of Cellulose Triacetate (CTA) based Polymer Inclusion Membranes (PIMs) which incorporated the commercial extractant Aliquat 336, Tributylphosphate (TBP) as modifier and ...
Chemically Modified Silica Gel with N-(2-aminoethyl)-Salicylaldimine for Simultaneous Solid Phase Extraction and Preconcentration of Cu(II), Ni(II), Cd(II) and Zn(II) in waters

İmamoğlu, Mustafa; Yıldız, Salih Zeki (SPRINGER, 2012)

In this study, N-(2-aminoethyl)salicylaldimine bonded silica gel was synthesized and characterized using Fourier transform infrared and C, H, N elemental analysis. The analytical conditions such as the pH and volume of the ...
Comparative study on adsorptive removal of Cu, Pb, Zn heavy metals by modified perlite composites

Ateş, Asude; Altıntığ, Esra; Demirel, Hülya; Muge Yilmaz (DESALINATION PUBL, 2017)

This study examined the removal of heavy metals Cu2+, Pb2+, Zn2+ from water solution by using perlite, perlite activated with oxalic acid and perlite modified with chitosan. The adsorption isotherms were also calculated. ...
Dehydrated hazelnut husk carbon: a novel sorbent for removal of Ni(II) ions from aqueous solution

İmamoğlu, Mustafa; Yıldız, Hülya (TAYLOR & FRANCIS INC, 2012)

The present study has been performed to examine the adsorption ability of novel sorbent dehydrated hazelnut husk carbon (DHHC) towards Ni(II) ions from aqueous solution using the batch adsorption technique. The effective ...
Effectiveness of tannins obtained from valonia as a coagulant aid for dewatering of sludge

Özacar, Mahmut; Şengil, İsmail Ayhan (PERGAMON-ELSEVIER SCIENCE LTD, 2000)

For evaluating the tannin (natural polyelectrolyte) and AN913 (synthetic anionic polyelectrolyte) as a coagulant aid For treating raw water to remove suspended matter the tannin or AN913 was added to the synthetic water ...
Efficient removal of Cd(II), Cu(II), Ni(II) and Pb(II) by polyamine-polyurea polymer modified with 2,4-dihydroxybenzaldehyde from synthetic and real wastewaters

Özer, Çiğdem; Boysan, Füsun; İmamoğlu, Mustafa (DESALINATION PUBL, 2017)

The present study reports a synthesis of novel polymeric sorbent of polyamine-polyurea polymer modified with 2,4-dihydroxybenzaldehyde (DMPPP) and analysing of its adsorption efficiency towards some metal ions including ...
Equilibrium data and process design for adsorption of disperse dyes onto alunite

Özacar, Mahmut; Şengil, İsmail Ayhan (SPRINGER-VERLAG, 2004)

Adsorption of disperse dyes from aqueous solutions onto calcined alunite has been investigated to assess the possibility of using alunite for removing disperse dyes from aqueous solutions. The effects of particle size, ...
Highly Efficient Adsorption of Rh(III) from Chloride Containing Solutions by Triazine Polyamine Polymer

Merve Sayin; Can, Mustafa; İmamoğlu, Mustafa; Arslan, Mustafa (SPRINGER INTERNATIONAL PUBLISHING AG, 2017)

Adsorption of Rh(III) ions from the aqueous phase containing chloride ions was investigated batchwise using 1,3,5-triazine pentaethylenehexamine (TAPEHA) resin, which is highly resistant to strong acidic conditions. The ...
Investigation of equilibrium, kinetic and thermodynamic of methylene blue adsorption onto dehydrated hazelnut husk carbon

Gulsah Simsek; İmamoğlu, Mustafa (DESALINATION PUBL, 2015)

In this study, adsorption of methylene blue (MB) on dehydrated hazelnut husk carbon(DHHC) was tested in batch adsorption system by investigating several factors including pH, contact time, initial concentration, mass dosage ...
Investigation of Pb(II) adsorption on a novel activated carbon prepared from hazelnut husk by K2CO3 activation

İmamoğlu, Mustafa; Huseyin Sahin; Seyma Aydin; Fatmanur Tosunoglu; Yılmaz, Harun; Yıldız, Salih Zeki (DESALINATION PUBL, 2016)

Hazelnut husk, an agricultural waste, was used to prepare an activated carbon (HHPCAC) by chemical activation using K2CO3. HHPCAC was characterized by FT-IR spectroscopy, BET surface area determination, SEM, Boehm titration, ...
Optimizing TOC and COD removal for the biodiesel wastewater by electrocoagulation

N. Pinar Tanatti; I. Ayhan Sengil; Özdemir, Abdil (SPRINGER HEIDELBERG, 2018)

In this study, the chemical oxygen demand (COD) and the total organic carbon content (TOC) in biodiesel wastewater iron and aluminum electrodes arranged in a bipolar position. In the EC of the biodiesel wastewater, the ...
Removal of copper (II) and lead (II) ions from aqueous solutions by adsorption on activated carbon from a new precursor hazelnut husks

İmamoğlu, Mustafa (ELSEVIER SCIENCE BV, 2008)

Activated carbon was prepared from hazelnut husks with zinc chloride activation at 973 K in nitrogen atmosphere. BET surface area of the activated carbon was found 1092 m(2)g(-1). The removal of Cu (II) and Pb (II) ions ...
Removal of Rhodium (III) from Aqueous Solution by Na- and K-Treated Clinoptilolites

Teker, Murat (SPRINGER, 2012)

The clinoptilolite which was modified with sodium and potassium chloride was found to have adsorption capacity for rhodium. To evaluate the adsorption capacity and characteristics, the effects of solution pH, dose of ...
Selective extraction of cobalt ions through polymer inclusion membrane containing Aliquat 336 as a carrier

Yıldız, Yasemin; Manzak, Aynur; Tutkun, Osman (DESALINATION PUBL, 2016)

This study reports the selective separation of Co (II) from mixtures of cobalt and nickel solutions using cellulose tri-acetate (CTA)-based polymer inclusion membranes, which incorporated the commercial extractant ...
Separation of cobalt and nickel from acidic leach solutions by emulsion liquid membranes using Alamine 300 (TOA) as a mobile carrier

Kumbasar, Recep Ali; Tutkun, Osman (ELSEVIER SCIENCE BV, 2008)

An emulsion liquid membrane process using tri-n-octylamine (Alamine 300) to extract and separate cobalt from the acidic leach solutions has been presented. Liquid membrane consists of a diluent, a surfactant (ECA 4360J), ...
Simultaneous decolorization of binary mixture of blue disperse and yellow basic dyes by electrocoagulation

Şengil, İsmail Ayhan; Özdemir, Abdil (DESALINATION PUBL, 2012)

In this paper, electrocoagulation (EC) has been used for the removal of color from solution containing a disperse dye (Disperse blue 56) and a basic dye (Basic Yellow 28) in the same solution. Iron electrodes were arranged ...