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Prof. Ahmet R. Özdural Chemical Engineering Department Hacettepe University Ankara, Turkey Tel: + 90 (312) 2977475 Fax: + 90 (312) 2992124

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Presentation on theme: "Prof. Ahmet R. Özdural Chemical Engineering Department Hacettepe University Ankara, Turkey Tel: + 90 (312) 2977475 Fax: + 90 (312) 2992124"— Presentation transcript:

1 Prof. Ahmet R. Özdural Chemical Engineering Department Hacettepe University Ankara, Turkey Tel: + 90 (312) 2977475 Fax: + 90 (312) 2992124 ozdural@hacettepe.edu.tr

2 FORMER UNSUCCESSFULL FP6 PROJECT PROPOSAL EXPERIENCES 1. ADSORPTIVE SEPARATIONS Type of Instrument:NoE Priority 3 – NMP Call: FP6-2002-NMP-1 NMP Research Areas: 3.4.2.3-1 – New materials by design 3.4.2.1-1 – Understanding materials phenomena 3.4.3.2-2 – Sustainable waste management and hazard reduction in production, storage and manufacturing 2. SMART MULTI-FUNCTIONAL NANO ORGANO-COMPOSITE PARAMAGNETIC PARTICLES TO DRIVE GROWTH AND COMPETITIVENESS IN EUROPEAN ENVIRONMENTAL AND CHEMICAL SECTORS Type of Instrument: Specific Targeted Research Projects (STREP) Priority 3 – NMP- 2003-3.4.2.3-1

3 Scanning electron microscope (SEM) micrographs of the magnetic 80% PVBAC beads, (a) surface viewing of PVBAC and (b) cross-sectional viewing of PVBAC. PARA-MAGNETIC POLYVINYLBUTYRAL PARTICLES CONTAINING ACTIVATED CARBON

4 Paramagnetic duolite–polystyrene composite particles for enzyme immobilization

5 SEM photographs of (a) magnetic (b) nonmagnetic microbeads. Paramagnetic Polyvinylbutyral Microbeads

6 SEM photographs of magnetic nitrocellulose microbeads Kindly note that our technique allows the production of both “Hollow” and “Filled” paramagnetic particles

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8 SELECTED PUBLICATIONS REGARDING PARAMAGNETIC PARTICLES  Tanyolaç, D., Hakan Sönmezışık, H., Özdural, A.R., “A low cost porous polyvinylbutyral membrane for BSA adsorption”, Biochemical Engineering Journal, 22, 221-228, 2005.  Demirel, D., Özdural, A.R., Mutlu, M., “Performance of immobilized Pectinex Ultra SP-L on magnetic duolite-polystyrene composite particles Part I: a batch reactor study”, Journal of Food Engineering, 64, 417–421, 2004. .Demirel, D., Özdural, A.R., Mutlu, M., “Preparation and Characterization of Magnetic Duolite-Polystyrene Composite Particles for Enzyme Immobilization”, Journal of Food Engineering, 62, 203-208, 2004.  Demircan, Z., Tekol, E., Tanyolaç, D., Özdural, A.R., “Para-magnetic polyvinylbutyral particles containing activated carbon as a new adsorbent”, Chemical Engineering Communications, 190, 831-842, 2003.  Tanyolaç, D., Özdural, A.R., "BSA adsorption onto magnetic polyvinylbutyral microbeads", Journal of Applied Polymer Science, 80, 707-715, 2001.

9  Tanyolaç, D., Özdural, A.R., "Preparation of low-cost magnetic nitrocellulose micro-beads", Reactive and Functional Polymers, 45, 235-242, 2000.  Tanyolaç, D., Özdural, A.R., "A new low cost porous magnetic material: Magnetic polyvinylbutyral micro-beads", Reactive and Functional Polymers, 43, 276-286, 2000.  Tanyolaç,D., Yürüksoy,B.I., Özdural,A.R., "Immobilization of a thermostable a-amylase onto nitrocellulase membrane by cibacron blue F3GA dye binding", Biochemical Engineering Journal, 2, 179-186, 1998.  Denizli,A., Tanyolaç,D., Salih,B., Özdural,A.R., "Cibacron blue F3GA- attached polyvinylbutyral microbeads as novel magnetic sorbents for removal of Cu(II), Cd(II) and Pb(II) ions", Journal of Chromatography A, 793, 47-56, 1998.  Denizli, A., Salih, B., Aydınlar, E., Tanyolaç, D., Özdural, A.R., Piskin, E., "Adsorption of heavy metal ions on cibacron blue F3GA-immobilized microporous polyvinylbutyral based affinity membranes", Journal of Membrane Science, 137,1- 8,1997  Iman, M., Çelebi, S., Özdural, A.R., "Preparation of photooxidized magnetic polystyrene beads for enzyme immobilisation", Reactive Polymers, 17, 325, 1992.


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