Yazar "Açık, Gökhan" için listeleme
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Antibacterial film from chlorinated polypropylene via CuAAC click chemistry
Açık, Gökhan; Altınkök, Çağatay; Ölmez, Hülya; Taşdelen, Mehmet Atilla (Elsevier Science Sa, 2018)Polypropylene possessing quaternary ammonium salt (PP-QAS) is synthesized by copper (I)-catalyzed azide-alkyne cycloaddition "click" reaction (CuAAC) starting from chlorinated polypropylene (PP-Cl). The antibacterial ... -
Bile acid bearing poly (vinyl chloride) nanofibers by combination of CuAAC click chemistry and electrospinning process
Altınkök, Çağatay; Karabulut, H. R. Ferhat; Taşdelen, Mehmet Atilla; Açık, Gökhan (Elsevier, 2020)This study aims to deposit most common bile acids such as lithocholic acid (LCA) and chenodeoxycholic acid (CDCA) bearing poly (vinyl chloride) nanofiber (PVC-LCA and PVC-CDCA) coatings on glass slides surface using a ... -
Bio-based Poly(e-caprolactone) from Soybean-Oil Derived Polyol via Ring-Opening Polymerization
Açık, Gökhan (Springer, 2020)In this work, a new series of bio-based poly(e-caprolactone)s (SBO-PCLs) is synthesized through ring-opening polymerization (ROP) of e-caprolactone (e-CL) using stannous octoate as a catalyst and hydroxylated soybean oil ... -
Biodegradable and antibacterial chlorinated polypropylene/chitosan based composite films for biomedical applications
Açık, G.; Altınkök, Ç.; Açık, B. (Springer, 2022)Chlorinated polypropylene (PP-Cl)-chitosan (Cs) composite films (PP-Css) are prepared at different proportions (PP-Cl:Cs (w:w) = 2:1, 1:1, 1:2) by solution casting method as a candidate for biomedical applications. PP-Cs ... -
A comprehensive study on electrospinning of poly (Vinyl alcohol): Effects of the TCD, applied voltage, flow rate, and solution concentration
Açık, Gökhan (Turkish Chemical Society, 2020)In the present work, the electrospun fibers of poly (vinyl alcohol) (PVA) are fabricated from its solution in water under ambient conditions, and the effect of altered working parameters used such as tip-to?collector ... -
Effect of flow rate on wetting and optical properties of electrospun poly(vinyl acetate) micro-fibers
Açık, Gökhan; Özen Cansoy, C. Elif; Kamacı, Musa (Springer, 2019)In this work, extremely hydrophobic micro-fibers from polyvinyl acetate (PVAc) were obtained by changing the flow rate of the solution in electrospinning process. Surface morphologies and wettability of the fiber surfaces ... -
Effect of polyvinyl alcohol/chitosan blend ratios on morphological, optical, and thermal properties of electrospun nanofibers
In this study, the electrospinning method was used to prepare polyvinyl alcohol (PVA)/chitosan (CS) blend nanofibers from their solutions. The effect of blend ratios (PVA/CS: 1%, 3%, 5%, and 7% (w/w)), applied voltage, and ... -
Electrospinning of Poly(1,4-Cyclohexanedimethylene Acetylene Dicarboxylate): Study on the Morphology, Wettability, Thermal and Biodegradation Behaviors
Dağlar, Özgün; Altınkök, Çağatay; Açık, Gökhan; Durmaz, Hakan (Wiley-V C H Verlag Gmbh, 2020)This study is conducted to evaluate the biodegradation and thermal features of poly(1,4-cyclohexanedimethylene acetylene dicarboxylate) (PCA) based films and fibers. The PCA is characterized by Fourier transform infrared ... -
The emerging applications of click chemistry reactions in the modification of industrial polymers
Arslan, Mehmet; Açık, Gökhan; Taşdelen, Mehmet Atilla (Royal Soc Chemistry, 2019)Polymer modification has been practiced since the very early technological development of human kind by transforming natural resources into value-added commodities. Ever since the middle of the last century in which ... -
Fabrication of polypropylene fibers possessing quaternized ammonium salt based on the combination of CuAAC click chemistry and electrospinning
Açık, Gökhan (Elsevier, 2021)This study provides a straightforward method for preparing fibers of polypropylene possessing quaternary ammonium salt (FPP-QAS) by combining copper (I)-catalyzed azide-alkyne cycloaddition “click” reaction (CuAAC) and ... -
Graft copolymers from commercial chlorinated polypropylene via Cu(0)-mediated atom transfer radical polymerization
Açık, Gökhan; Taşdelen, Mehmet Atilla (Wiley-Blackwell, 2016)Commercially available chlorinated polypropylene has been used as a macroinitiator for the Cu(0)-mediated atom transfer radical polymerization of methyl methacrylate and tert-butyl acrylate to obtain well-defined graft ... -
Layer-by-Layer Assembled, Amphiphilic and Antibacterial Hybrid Electrospun Mat Made from Polypropylene and Chitosan Fibers
Açık, Gökhan; Açık, Burcu; Agel, Esra (Springer, 2021)In this study, hybrid fiber mat (HFPP-CS) consisting of both chlorinated polypropylene and chitosan fibers (FPP-Cl and FCS) is obtained by assembling layer-by-layer for the first time using electrospinning process. ... -
Phthalocyanine functionalized poly(vinyl alcohol)s via CuAAC click chemistry and their antibacterial properties
Gürol, İlke; Altınkök, Çağatay; Agel, Esra; Taşaltın, Cihat; Durmuş, Mahmut; Açık, Gökhan (Springer, 2020)In this article, the new zinc phthalocyanine (ZnPc)-based poly(vinyl alcohol)s (PVA-Pcs) are synthesized by copper(I)-catalyzed azide-alkyne cycloaddition click reaction (CuAAC) between azide side chain functionalized PVA ... -
Polypropylene microfibers via solution electrospinning under ambient conditions
Açık, Gökhan; Altınkök, Çağatay (Wiley, 2019)Uniform beadless fibers of chlorinated polypropylene (PP-Cl) are prepared by electrospinning of PP-Cl solutions in tetrahydrofuran at different concentrations, feed rates, applied voltages, and tip-to-collector distances ... -
Polypropylene-based graft copolymers via CuAAC click chemistry
Açık, Gökhan; Sey, E.; Taşdelen, Mehmet Atilla (Budapest Univ Technol & Econ, 2018)Graft copolymers from commercial chlorinated polypropylene (PP-Cl) possessing either poly(ethylene glycol) (PEG) or poly(epsilon-caprolactone) (PCL) grafts are synthesized by copper (I)-catalyzed azide-alkyne cycloaddition ... -
Preparation of a sustainable bio-copolymer based on Luffa cylindrica cellulose and poly(ɛ-caprolactone) for bioplastic applications
Akay, Özge; Altınkök, Çağatay; Açık, Gökhan; Yüce, Hüseyin; Konuk Ege, Gözde; Genç, Garip (Elsevier, 2022)In this research, a bio-based graft copolymer (LCC-g-PCL) based on the cellulose of Luffa cylindrica (LCC) main chain possessing poly(ɛ-caprolactone) (PCL) pendant groups is synthesized through a grafting from approach via ... -
Preparation of antimicrobial and biodegradable hybrid soybean oil and poly (L-lactide) based polymer with quaternized ammonium salt
Açık, Gökhan (Elsevier Sci Ltd, 2020)The novel hybrid quaternized soybean oil (SBO) and poly (L-lactide) (PLA) based polymer (QAS-SBO-PLA) is synthesized by sequential ring-opening polymerization (ROP) and nucleophilic substitution reaction. In this purpose, ... -
Soybean oil based thermoset networks via photoinduced CuAAC click chemistry
Uysal, Naci; Açık, Gökhan; Taşdelen, Mehmet Atilla (Wiley, 2017)A simple method based on photochemically induced copper(I)-catalyzed azide - alkyne cycloaddition click reaction (CuAAC) is developed for the preparation of thermoset networks from soybean oils as renewable resources. The ... -
Soybean Oil Modified Bio-based Poly(vinyl alcohol)s via Ring-Opening Polymerization
Açık, Gökhan (Springer, 2019)In this paper, a simple method to modify the poly(vinyl alcohol) (PVA) through ring-opening reaction of epoxidized soybean oil (ESBO), catalyzed by hydrochloric acid is reported. The effect of ESBO loading ratio, in terms ... -
Study on the Synthesis and Characterization of Antibacterial Polystyrenes
Açık, Gökhan (2019)In the present work, a series of quaternized antibacterial polystyrenes (anti-PSts) with various molecular weights is synthesized and characterized. Initially, ?-bromo end functional polystyrenes with different molecular ...
