Başlık için Kimya Bölümü Koleksiyonu listeleme
Toplam kayıt 73, listelenen: 18-37
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The effect of drop size on contact angle measurements of superhydrophobic surfaces
(Royal Soc Chemistry, 2014)In this study, the effect of drop volume on contact angle (CA) values and also on the applicability of the Cassie-Baxter equation is experimentally investigated. To do this, dimethyldichlorosilane (DMDCS) coated different ... -
Effect of flow rate on wetting and optical properties of electrospun poly(vinyl acetate) micro-fibers
(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 ... -
Electrospinning of Poly(1,4-Cyclohexanedimethylene Acetylene Dicarboxylate): Study on the Morphology, Wettability, Thermal and Biodegradation Behaviors
(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 ... -
Elucidation of the atroposelectivity in the synthesis of axially chiral thiohydantoin derivatives
(Royal Soc Chemistry, 2020)Recently, Sarigul and Dogan have synthesized a number of enantiomerically enriched axially chiral atropoisomeric 2-thiohydantoins by the reaction of c-amino acid ester salts and o-aryl isothiocyanates in the presence of ... -
The emerging applications of click chemistry reactions in the modification of industrial polymers
(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 ... -
Exploiting ionisable nature of PEtOx-co-PEI to prepare pH sensitive, doxorubicin-loaded micelles
(Taylor & Francis Ltd, 2020)Aims This study was conducted to evaluate block copolymers containing two different poly(ethyleneimine) (PEI) amounts, as new pH-sensitive micellar delivery systems for doxorubicin. Methods Micelles were prepared with block ... -
Fabrication of polypropylene fibers possessing quaternized ammonium salt based on the combination of CuAAC click chemistry and electrospinning
(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 ... -
A Fluorescent Film Probe Based On Schiff Base For Determination of Fe3+ Ions
(2017)In this paper, fluorescent film probe based on Schiff base was easily prepared and it was used as fluorescence chemosensor for the detection of transition metal ions in aqueous medium. Fluorescence measurements were done ... -
Graft copolymers from commercial chlorinated polypropylene via Cu(0)-mediated atom transfer radical polymerization
(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 ... -
A highly selective, sensitive and stable fluorescent chemosensor based on Schiff base and poly(azomethine-urethane) for Fe3+ ions
(Elsevier Science Inc, 2017)In this paper, Schiff base (PAH) and its poly(azomethine-urethane) derivative (P-PAH) were synthesized and high-quality film sensor of these compounds could be easily fabricated on transparent polyester surface through ... -
Layer-by-Layer Assembled, Amphiphilic and Antibacterial Hybrid Electrospun Mat Made from Polypropylene and Chitosan Fibers
(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. ... -
Melamine-based poly(azomethine) hydrogels: Mechanical, biodegradability, drug loading and antibacterial properties
(Pergamon-Elsevier Science Ltd, 2018)In the present paper, a new series of biodegradable poly(azomethine) gels were prepared to investigate the usability as biomaterials. The structures of the hydrogels were characterized by using FT-IR and SEM analyses. ... -
New low-band gap polyurethanes containing azomethine bonding: Photophysical, electrochemical, thermal and morphological properties
(Elsevier Science Bv, 2016)In this paper, a series of new Schiff bases with different substituents were prepared via condensation reaction of vanillin and different diamines. These monomers were converted to polyurethane derivatives using aliphatic ... -
The Novel Poly(azomethine-urethane): Synthesis, Morphological Properties and Application as a Fluorescent Probe for Detection of Zn2+ Ions
(Springer, 2015)In this paper reports synthesis of a new kind of Schiff base-polyurethane containing azomethine linkage and uses of this poly(azomethine-urethane) as fluorescence probe for determination of transition metal ions in aqueous ... -
Photoelectrochemical Biosensing Approach for Alcohol Determination by "Wiring" of Alcohol Oxidase Photonically with P(SNS-NH2)/AOx/CNT/[Ru(bpy)(3)](2+) Modified Electrodes
(Taylor & Francis Inc, 2014)A photoelectrochemical alcohol biosensor was designed through photonic wiring of alcohol oxidase (AOx) onto conducting polymer of 4-(2,5-di(thiophen-2-yl)-1H-pyrrol-1-yl)benzenamine (SNS-NH2) and carbon nanotubes (CNTs) ... -
Photophysical, Electrochemical, Thermal and Morphological Properties of Polyurethanes Containing Azomethine Bonding
(Taylor & Francis Inc, 2014)In this paper, three new low band gap Schiff bases were prepared by using 3-etoxy-4-hydroxybenzaldehyde and different o-phylene diamines. Then, these Schiff bases were converted to low band gap polyurethane derivatives, ... -
Phthalocyanine functionalized poly(vinyl alcohol)s via CuAAC click chemistry and their antibacterial properties
(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 ... -
Poly(2-ethyl-2-oxazoline-co-ethyleneimine)-block-poly(epsilon-caprolactone) based micelles: synthesis, characterization, peptide conjugation and cytotoxic activity
(Royal Society of Chemistry, 2021)Here we present self-assembled polymeric micelles as potential delivery systems for therapeutic agents with highly tunable properties. The major goal of this study is to design breast and prostate cancer specific targeting ... -
Poly(azomethine-urethane) and zeolite-based composite: Fluorescent biosensor for DNA detection
(Pergamon-Elsevier Science Ltd, 2019)In the present paper, a highly selective and sensitive fluorescent biosensor based on poly(azomethine-urethane) and zeolite for the determination of DNA molecules was developed. Zeolite was chosen to enhance with anionic ... -
Polymeric fluorescent film sensor based on poly(azomethine-urethane): Ion sensing and surface properties
(Elsevier Science Bv, 2019)A polymeric film sensor containing poly(azomethine-urethane) was easily fabricated using the dip-coating technique and ion sensing property of this film toward different metal cations investigated. Fluorescence measurements ...