Yazar "Isiklan, Nuran" için listeleme
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pH responsive itaconic acid grafted alginate microspheres for the controlled release of nifedipine
Isiklan, Nuran; Inal, Murat; Kursun, Fatma; Ercan, Gulden (Elsevier Sci Ltd, 2011)A series of pH responsive alginate-g-poly(itaconic acid) (NaAlg-g-PIA) microspheres were prepared as drug delivery matrices of nifedipine cross-linked by glutaraldehyde (GA) in the hydrochloric acid catalyst. Graft copolymers ... -
pH/temperature-responsive poly(dimethylaminoethyl methacrylate) grafted kappa-carrageenan copolymer: Synthesis and physicochemical properties
Geyik, Gulcan; Isiklan, Nuran (WILEY, 2020)kappa-Carrageenan-graft-poly(dimethylaminoethyl methacrylate) (CRG-g-PDMA) was synthesized via free-radical copolymerization under microwave irradiation.C-13-Nuclear magnetic resonance spectroscopy (C-13-NMR), fourier-transform ... -
Preparation, Characterization, and Salicylic Acid Release Behavior of Chitosan/Poly(vinyl alcohol) Blend Microspheres
Sanli, Oya; Karaca, Ilker; Isiklan, Nuran (John Wiley & Sons Inc, 2009)Blend microspheres of chitosan (CS) with poly(vinyl alcohol) (PVA) were prepared as candidates for oral delivery system. CS/PVA microspheres containing salicylic acid (SA), as a model drug, were obtained using the ... -
Release characteristics of diclofenac sodium from poly(vinyl alcohol)/sodium alginate and poly(vinyl alcohol)-grafted-poly(acrylamide)/sodium alginate blend beads
Sanli, Oya; Ay, Nuran; Isiklan, Nuran (Elsevier, 2007)In this study, acrylamide (AAm) was grafted onto poly(vinyl alcohol) (PVA) with UV radiation at ambient temperature. The graft copolymer (PVA-g-PAAm) was characterized by using Fourier transform infrared spectroscopy (FTIR), ... -
Synthesis and characterization of graft copolymer of sodium alginate and poly(itaconic acid) by the redox system
Isiklan, Nuran; Kursun, Fatma (Springer, 2013)In this study, grafting of itaconic acid (IA) onto sodium alginate (NaAlg) using cerium(IV) ammonium nitrate/nitric acid (CAN/HNO3) as redox system was carried out by free radical polymerization. The structures of the ... -
Synthesis and characterization of pH- and temperature-sensitive materials based on alginate and poly(N-isopropylacrylamide/acrylic acid) for drug delivery
Isiklan, Nuran; Kucukbalci, Gulucan (Springer, 2016)The significant developments in the field of polymer have advanced the synthesis of polymer-based materials and have expanded their use in a wide variety of applications. Today, polymers can be designed to change their ... -
Synthesis and characterization of poly(N-Vinyl-2-pyrrolidone) grafted sodium alginate hydrogel beads for the controlled release of indomethacin
Isiklan, Nuran; Inal, Murat; Yigitoglu, Mustafa (Wiley, 2008)Graft copolymers of sodium alginate (NaAlg) with N-vinyl-2-pyrrolidone were prepared using azobisisobutyronitrile as initiator. The graft copolymers (NaAlg-g-PVP) were characterized with Fourier transform infrared spectroscopy, ... -
Synthesis and characterization of thermo/pH-sensitive pectin-graft-poly (dimethylaminoethyl methacrylate) coated magnetic nanoparticles
Isiklan, Nuran; Polat, Sevim (ELSEVIER, 2020)Herein, thermo- and pH-sensitive pectin-graft-poly(dimethylaminoethyl methacrylate) copolymer-coated magnetic nanoparticles were synthesized via a green and rapid synthetic approach based on microwave irradiation. Firstly, ... -
Synthesis, characterization and swelling performance of a temperature/pH-sensitive kappa-carrageenan graft copolymer
Geyik, Gulcan; Isiklan, Nuran (ELSEVIER, 2020)A binary graft copolymerization of dimethylaminoethyl methacrylate (DMAEMA) and acrylic acid (AA) onto kappa-carrageenan (CG) was performed by using microwave irradiation in the presence of 4A'-Azobis(4-cyanovaleric acid) ... -
Temperature-responsive alginate-g-poly(N,N-diethylacrylamide) copolymer: Synthesis, characterization, and swelling behavior
Isiklan, Nuran; Altinisik, Zeynep (Wiley, 2018)Temperature-responsive polymers have recently gained importance due to their applications in drug delivery. Herein, temperature-responsive graft copolymer (Alg-g-PDEAAm) of alginate and N,N-diethylacrylamide was synthesized ... -
Thermoresponsive and biocompatible poly(vinyl alcohol)-graft-poly(N,N-diethylacrylamide) copolymer: Microwave-assisted synthesis, characterization, and swelling behavior
Isiklan, Nuran; Kazan, Hacer (Wiley, 2018)Novel thermoresponsive poly(vinyl alcohol)-graft-poly(N,N-diethylacrylamide) (PVA-g-PDEAAm) copolymers were prepared by microwave-assisted graft copolymerization using a potassium persulfate/N,N,N,N-tetramethylethylenediamine ...