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Graft copolymerization of itaconic acid onto sodium alginate using benzoyl peroxide

Isiklan, Nuran; Kursun, Fatma; Inal, Murat (Elsevier Sci Ltd, 2010)

Graft copolymers of sodium alginate (NaAlg) with itaconic acid (IA) were prepared in aqueous solution using benzoyl peroxide (BPO) as the initiator. Grafted copolymers (NaAlg-g-PIA) were characterized by Fourier transform ...

Graft Copolymerization of Itaconic Acid onto Sodium Alginate Using Ceric Ammonium Nitrate as Initiator

Isiklan, Nuran; Kursun, Fatma; Inal, Murat (John Wiley & Sons Inc, 2009)

Graft copolymers of sodium alginate (NaAlg) with itaconic acid (IA) were prepared in aqueous solution using ceric ammonium nitrate (CAN) as the redox initiator under N(2) atmosphere. The carboxylic acid groups of IA were ...

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 ...

Heparin-coated poly(hydroxyethyl methacrylate/albumin) hydrogel networks: In vitro hemocompatibility evaluation for vascular biomaterials

Bayramoglu, Gülay; Yilmaz, Meltem; Batislam, Ertan; Arica, M. Yakup (Wiley, 2008)

Human serum albumin (AL) containing poly(hydroxyethyl methacrylate) (pHEMA; in tube form with an inner diameter of 6 mm) was synthesized for blood-contacting hydrogel networks via UV-initiated photopolymerization. at 25 ...

High iron content of Ankaferd hemostat as a clue for its hemostatic action of red blood cell origin

Akar, Nejat; Ardicoglu, Yasemin; Oktem, Zeki; Erduran, Nuran; Haznedaroglu, Ibrahim C. (Lippincott Williams & Wilkins, 2015)

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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 ...

Hydroxyapatite-based nanoparticles as a coating material for the dentine surface: An antibacterial and toxicological effect

Erdem, Umit; Dogan, Mustafa; Metin, Aysegul U.; Baglar, Serdar; Turkoz, Mustafa B.; Turk, Mustafa; Nezir, Saffet (ELSEVIER SCI LTD, 2020)

In this study, nano sized hydroxyapatite (nHAp) and Ag(I) doped hydroxyapatite (Ag-nHAp) particles were synthesized by the precipitation method and used as a coating material for remineralization on caries-affected dentine ...

ICG-Conjugated magnetic graphene oxide for dual photothermal and photodynamic therapy

Ocsoy, Ismail; Isiklan, Nuran; Cansiz, Sena; Ozdemir, Nalan; Tan, Weihong (Royal Soc Chemistry, 2016)

Aptamer-functionalized magnetic graphene oxide conjugates loaded with indocyanine green (ICG) dye, or Apt@ICG@mGO, have been successfully developed for dual-targeted photothermal and photodynamic therapy. In general, a ...

ICG-conjugated magnetic graphene xxide for dual photothermal and photodynamic therapy

Ocsoy, Ismail; Isiklan, Nuran; Cansiz, Sena; Ozdemir, Nalan; Tan, Weihong (Lippincott Williams & Wilkins, 2015)

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Immobilization of a thermostable α-amylase onto reactive membranes: kinetics characterization and application to continuous starch hydrolysis

Bayramoğlu, G.; Yilmaz, M.; Arica, M.Y. (Elsevier Sci Ltd, 2004)

Epoxy groups containing porous membranes were prepared by UV-initiated photopolymerisation of hydroxyethylmethacrylate (HEMA) and glycidyl methacrylate (GMA). Epoxy supports could provide multipoint covalent attachment of ...

Immobilization of a- amylase on reactive modified fiber and its application for continuous starch hydrolysis in a packed bed bioreactor

Temocin, Zuelfikar (Wiley-V C H Verlag Gmbh, 2014)

In this study, the enzyme -amylase was immobilized on reactive modified poly (ethylene terephthalate) fiber. The activities of free -amylase and immobilized -amylase were compared in a batch starch hydrolysis system. Optimum ...

Immobilization of catalase in poly(isopropylacrylamide-co-hydroxyethylmethacrylate) thermally reversible hydrogels

Arica, MY; Oktem, HA; Oktem, Z; Tuncel, SA (John Wiley & Sons Ltd, 1999)

Catalase was entrapped in thermally reversible poly (isopropylacrylamide-co-hydroxyethyl-methacrylate) (pNIPAM/HEMA) copolymer hydrogels. The thermoresponsive hydrogels, in cylindIl-rical geometry, were prepared in an ...

Immobilization of glucose isomerase in surface-modified alginate gel beads

Tumturk, Hayrettin; Demirel, Gokhan; Altinok, Haydar; Aksoy, Serpil; Hasirci, Nesrin (Wiley, 2008)

In this study, glucose isomerase enzyme was entrapped into modified and nonmodified calcium alginate gel beads. Various characteristics of free and immobilized enzymes such as the optimum pH, temperature and dependence of ...

Immobilization of laccase on polyacrylamide and polyacrylamide – κ – carragennan-based semiinterpenetrating polymer networks

Gokgoz, M.; Altinok, H. (Informa Healthcare, 2012)

In this study, laccase enzyme (L) from Agaricus bisporus was immobilized by entrapment into polyacrylamide (PAAm) and semi-interpenetrating polymer networks (semi-IPNs) prepared with either polyacrylamide/kappa-carragennan ...

Immobilization of laccase onto polyethyleneimine grafted chitosan films: Effect of system parameters

Metin, Aysegul U. (Polymer Soc Korea, 2013)

Chitosan films were prepared via phase-inversion technique. The polyethyleneimine (PEI) was grafted onto chitosan films after activation with various agents, such as epichlorohydrin, genipin and glutaraldehyde. The PEI ...

Immobilization of Saccharomyces cerevisiae on to modified carboxymethylcellulose for production of ethanol

Gokgoz, Murat; Yigitoglu, Mustafa (Springer, 2011)

In this work, modified carboxymethylcellulose (CMC) was used as a new support material for production of ethanol. Crosslinked graft copolymers of CMC with N-vinyl-2-pyrrolidone (N-VP) were prepared in different grafting ...

Improvement of Bioethanol Productivity of Immobilized Saccharomyces Bayanus with Using Sodium Alginate-Graft-Poly(N-Vinyl-2-Pyrrolidone) Matrix

Inal, Murat; Yigitoglu, Mustafa (Springer, 2012)

In this study, immobilization conditions and bioethanol production characteristics of immobilized Saccharomyces bayanus were investigated into sodium alginate-graft-poly(N-vinyl-2-pyrrolidone; NaAlg-g-PVP) matrix. The ...