Yazar "Cetinkaya, Sevil" için listeleme
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Application of well-defined ruthenium alkylidenes to the ROMP of norbornene derivatives: Methoxyphenyl-substituted polynorbornene dicarboximides
Cetinkaya, Sevil; Ozker, Taner; Bayram, Rifat (Elsevier Science Bv, 2011)The applicability of ruthenium alkylidenes as initiators in the ring opening metathesis polymerization (ROMP) of methoxyphenyl group containing norbornene derivatives has been investigated. The synthesis and polymerization ... -
Development and characterization of lithium salts doped nanoconductive ROMP polymers
Cetinkaya, Sevil (Elsevier Science Sa, 2010)The work presented in this paper describes a new technique for the design and synthesis of nanoconductive polymers. These nanoconductive materials were based on the ROMP of norbornene monomers with oxygen in the 7-position ... -
Efficient Two Step Synthesis for Trimethylsiloxy-Functionalized New Polymers
Cetinkaya, Sevil; Yasar, Emine (Springer, 2019)We have presented an efficient strategy for the synthesis of trimethylsiloxy end-functionalized new polymers using ring-opening metathesis polymerization with ruthenium initiator, [(PCy3)(2)Cl2Ru=CHPh]. The key steps for ... -
Highly porous NiO/poly(DVB)HIPE nanocomposites for asphaltene removal: synthesis, kinetics, and thermodynamic studies
Ozker, Taner; Cetinkaya, Sevil (Springer, 2019)Asphaltene precipitation is one of the most important problems of the petroleum industry. Asphaltene collapses during petroleum processing and extraction from the well, blocking the pipes and causing many problems. For ... -
Homogeneous catalysis in the preparation of new carboximide-based thermoplastic polymers
Cetinkaya, Sevil; Ozker, Taner (Elsevier Science Bv, 2010)The ring opening metathesis polymerization (ROMP) of norbornene dicarboximide derivatives 3(a-c) bearing halo-substituted phenyl groups was carried out with well-defined organometallic catalyst (PCy(3))(2)(Cl)(2)Ru=CHPh. ... -
Influence of ruthenium alkylidene complexes bearing tricyclohexylphosphine or 3-bromopyridine ligand on the properties of fluorine containing polymers
Cetinkaya, Sevil; Ozker, Taner; Kaya, Pembe Hulya; Yasar, Emine; Bayram, Rifat (Springer, 2013)The catalytic performance of ruthenium alkylidene complexes bearing tricyclohexylphosphine or 3-bromopyridine ligand in the ring opening metathesis polymerization (ROMP) of fluorine containing monomers, exo-N-4-fluorophe ... -
Investigation of the microstructure of metal catalyzed cyclopentene co-norbornene polymers by spectral methods
Cetinkaya, Sevil; Karabulut, Solmaz; Imamoglu, Yavuz (Springer, 2007)For the first time, cyclopentene (CPE) has been copolymerized with the strained cycloolefin norbornene (NBE) using catalytic amounts of the electrochemically prepared metathesis catalyst. The microstructure of polymers was ... -
Mn3O4/p(DCPD)HIPE nanocomposites as an efficient catalyst for oxidative degradation of phenol
Yesil, Rabia; Cetinkaya, Sevil (SPRINGER, 2020)The increase in the amount of wastewater containing organic pollutants in various industrial processes creates serious problems for the environment. Sulfate radical-based advanced oxidation process (AOP) is an effective ... -
Preparation and characterization of new nanocomposite polymer films containing NiO nanofillers
Cetinkaya, Sevil; Sonmez, Damla; Ozker, Taner (Wiley, 2018)Nanocomposite solid polymer films based on the poly(exo-N-phenyl-7-oxanorbornene-5,6-dicarboximide) (PPhONDI)/LiClO4/NiO system have been designed, and the effect of inorganic NiO nanofiller in different amounts on the ... -
Preparation of a new nanoconductive ROMP copolymer and its application as solid polymer electrolyte
Cetinkaya, Sevil; Buyun, Pembe Hulya Kaya (Elsevier Science Sa, 2013)New thermoplastic host copolymer based on oxanorbornene dicarboximides for solid polymer electrolytes was synthesized and characterized by spectral methods. The corresponding new nanoconductive ROMP copolymers were prepared ... -
Supporting ruthenium initiator on PolyHIPE
Cetinkaya, Sevil; Khosravi, Ezat; Thompson, Richard (Elsevier Science Bv, 2006)PolyHIPE samples were successfully synthesised using divinylbenzene and styrene as polymerisable continuous phase, aqueous phase containing potassium persulphate and calcium chloride dihydrate, a mixture of emulsifiers ... -
Synthesis and Catalytic Activity of PolyHIPE-Supported NHC-Bearing Ruthenium Initiator for ROMP
Unnu, Vesile Sima; Cetinkaya, Sevil (Springer, 2018)Although generally the ruthenium based homogeneous catalysts are used to initiate metathesis reactions, immobilization of homogeneous ruthenium metathesis catalysts on various solid supports has attracted a lot of interest ... -
Synthesis and catalytic evaluation of a ruthenium alkylidene complex bearing methoxy-pyridine ligand
Cetinkaya, Sevil; Yasar, Emine (Elsevier Science Bv, 2013)Modern well-defined ruthenium alkylidene complexes became preferred catalysts for a great variety of metathesis reactions. In this study, an air-stable new ruthenium alkylidene catalyst bearing 3-methoxypyridine has been ... -
Synthesis of High-T-g Polymers via ROMP of Oxanorbornene Dicarboximides with Halogen Groups
Cetinkaya, Sevil; Bayram, Rifat (Wiley-Blackwell, 2010)This paper describes the synthesis of exo-N-phenyl-7-oxanorbornene-5, 6-dicarboximides with different substituents at para positions in the aromatic ring and their polymerization by ring-opening metathesis polymerization ...