Yazar "Yigitoglu, M" için listeleme
-
Adsorption behavior of copper(II) ion from aqueous solution on methacrylic acid-crafted poly(ethylene terephthalate) fibers
Coskun, R; Yigitoglu, M; Sacak, M (John Wiley & Sons Inc, 2000)The adsorption behavior of methacrylic acid-grafted poly(ethylene terephthalate) fibers was studied toward the copper(II) ion in aqueous solutions by a batch equilibriation technique. The influence of treatment time, ... -
Adsorption of copper(II), cobalt(II), and iron(III) ions from aqueous solutions on poly(ethylene terephthalate) fibers
Yigitoglu, M; Ersoz, M; Coskun, R; Sanli, O; Unal, HI (John Wiley & Sons Inc, 1998)The adsorption behavior of poly(ethylene terephthalate) (PET) fibers towards copper(II), cobalt(II), and iron(III) ions in aqueous solutions was studied by a batch equilibriation technique. Influence of treatment time, ... -
Adsorption of hexavalent chromium from aqueous solutions using 4-vinyl pyridine grafted poly(ethylene terephthalate) fibers
Yigitoglu, M; Arslan, M (Springer, 2005)Sorption of hexavalent chromium ions from aqueous solution by 4- vinyl pyridine (4-VP) grafted poly(ethylene terephthalate) (PET) fibers was studied. The Influences of adsorption time, pH of solution and Cr(VI) concentration ... -
Controlled release of Aldicarb from carboxymethylcellulose microcapsules
Arica, MY; Yigitoglu, M; Lale, M; Kok, FN; Hasirci, V (Scientific Technical Research Council Turkey, 1997)Sodium carboxymethyl cellulose was converted into microspheres by crosslinking with aluminum chloride. Various microsheres with different amounts of crosslinker, biopolymer of various concentrations and molecular weights, ... -
Determination of zinc, cadium, cobalt and nickel by flame atomic absorption spectrometry after preconcentration by poly(ethylene terephthalate) fibers grafted with methacrylic acid
Bag, H; Turker, AR; Coskun, R; Sacak, M; Yigitoglu, M (Pergamon-Elsevier Science Ltd, 2000)A method for the determination of Zn, Cd, Co and Ni by flame atomic absorption spectrophotometry after preconcentrating on poly(ethylene terephthalate) fibers grafted with methacrylic acid has been developed. The batch ... -
Graft copolymerization of n-vinyl-2-pyrrolidone on dimethyl sulfoxide pretreated poly(ethylene terephthalate) films using azobisisobutyronitrile initiator
Unal, HI; Coskun, R; Sanli, O; Yigitoglu, M (John Wiley & Sons Inc, 1997)Poly(ethylene terephthalate) (PET) films were grafted with n-vinyl-2-pyrrolidone (n-VP) using an azobisisobutyronitrile (AIBN) initiator. Films were pretreated in dimethyl sulfoxide (DMSO) for 1 h at 140 degrees C before ... -
Kinetic study of ligand exchange reaction of anions as ligands on DAE-sporopollenin
Ersoz, M; Vural, US; Yigitoglu, M; Sezgin, M (Academic Press Inc Jnl-Comp Subscriptions, 1996)The specific rate coefficients and ligand sorption isotherms of Br and I- as ligands on diaminoethyl-sporopollenin were determined as a function of pH and temperature between 20 and 60 degrees C. The ligand exchange rates ... -
Kinetics of swelling assisted grafting of 4-vinyl pyridine onto poly(ethylene terephthalate) fibers using a benzoyl peroxide initiator
Arslan, M; Yigitoglu, M; Sanli, O; Unal, HI (Springer-Verlag, 2003)Poly(ethylene terephthalate) (PET) fibers were grafted with 4-vinyl pyridine (4-VP) using benzoyl peroxide (Bz(2)O(2)) as initiator. Fibers were swelled in dichloroethane (DCE) for 2 h at 90degreesC to promote the incorporation ... -
Removal of cadmium (II) from aqueous solumns using sporopollenin
Arslan, M; Temocin, Z; Yigitoglu, M (Parlar Scientific Publications (P S P), 2004)Sorption of cadmium ion from aqueous solution by sporopollenin, a polymer obtained from Lycopodium clavatum, was investigated. The influences of adsorption time, temperature, pH of solution, and Cd(II) concentration on the ... -
The study of kinetic models for ligand exchange of anions as ligands using ligand-exchange resin
Ersoz, M; Yigitoglu, M; Ayar, A (John Wiley & Sons Inc, 1997)A comparative study of kinetic models for ligand exchange of I- --> Cl- and Br- --> Cl- as ligands as a function of pH and concentration using diaminoethyl-sporopollenin (DAE-sporopollenin) resin were investigated during ...