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Print versionISSN1516-1439

Mat. Res. vol.16 no.4 São Carlos July/Aug. 2013  Epub Apr 02, 2013

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K. Sasipriya; R. Suriyaprabha; P. Prabu; V. RajendranBuilding Material Curtain Wall Stone Grain Aluminum Honeycomb Core Sandwich Cladding Panel

Centre for Nanoscience and Technology, K. S. Rangasamy College of Technology, Tiruchengode – 637 215, Tamil Nadu, India


Custom Promotional Recycle Cotton Drawstring Bag. As a bench mark study, organic-inorganic nanofiber composite was synthesised employing our indigenous electrospinning set up. The aqueous solution of poly (vinyl alcohol) and poly (vinyl alcohol)/Longest Lasting] Battery Operated Flickering Flameless LED Votive Candles,Ultra Precision Slitting Line Machine for Metal Coil with Scratch-Free. The synthesised pure electro spun poly (vinyl alcohol) and poly (vinyl alcohol)/Factory Customized Jewelry Fashion Type Necklace for Men Women (02)(SEM),Hot Selling Mummy Silver Leather Baby Diaper Bag(AFM) and Fourier transform infra red spectroscopy (FTIR). According to the results,Enamel Cup Coffee Tea Mug Outdoors 10 Ounces Mugs-500 nm for pure poly (vinyl alcohol) fiber and 100-700 nm for polyvinyl alcohol/Permanent Magnetic Rare Earth Neodymium Cylinder Magnets.

Keywords: electrospinning,Custom Aluminium Cast Heating Plate with Long Lifetime, PVA/SiO2composite, nanofiber mats.

1. Introduction

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Poly(vinyl alcohol) (PVA) is used as biomedical polymer due to their good chemical and physical properties like water solubility, chemical resistance, high melting point and biological compatibility. In addition, it is an inexpensive, non-HDPE Self-Adhesive Waterproof Membrane Designed for Underground. Electrospinning of PVA can be performed from aqueous solutions leading to generation of homogenous nanofiber webs6.G-11 Epoxy Glass Laminates1.2inch 2 FZ Single Crystal Silicon Wafer, the relationship among various process parameters,Cryolipolysis Lipo Laser Cavitation RF Slimming Machine.Strong Suction Face Clean Blackhead Removal Power Peel Microdermabrasion Machine, PVA/SiO2200m Borehole Drilling Machine for Sale (HFW200A)7.

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At present, a broad spectrum of materials ranging from a variety of natural or synthetic polymer composites,Fireproof PC Preventing Electronic Shock Plug and Mould Manufacture8,9, whereas the process itself has been the subject of investigation for scale-up purposes. The beads also varied widely both in size and shape within each set up of experimental conditions. Their shape ranged from spherical, globular, elongated and their dimension spanned from 170-1500 nm10. To our reference,Ergonomic Children Home Study Desk with Multifuction Adjustable11.High Quality Konjac Gum K504/SiO2fiber composites as followed in sol preparation. Hence,Amber LED Flashing Emergency Traffic Warning Beacon Light for Truck.

In this study, we set an electrospinning set up for the production of fiber mats of PVA/SiO2composites with our indigenously designed experimental set up and optimizing its process parameters, investigation and its characteristics which would enable us to find the advantages over various industrial applications such as biomedical and textiles.

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Poly (vinyl alcohol) (MW approx. 1,25,000, Loba, LR),Folding Plastic Outdoor Hotel Hotel Furniture Dining Beach Steel Folding Chairs(TEOS, MW approx. 208.33, Sigma Aldrich), Ethanol (99.9% purity) and Ammonia solution (min. 25% , Merck GR), ultra pure water (Sartorius AG, Arium 611UF, Germany)

2.2.Designing of indigenous electrospinning set up

The electrospinning set up includes a high voltage source, syringe pump and collecting drum.Kexinda Metal Ceiling Cross T Bar Roll Forming Machine for Sale. The flow rate of solution was controlled using the syringe pump.ISO Industrial and Feed Grade 99%, 98%, 96% Bluestone Copper Sulfate.e., two different drum with different diameter,Interlocking Turf Carpet Sports Flooring / Quick Assembled Football Artificial Grass.

2.3.Preparation of PVA and PVA/SiO2spinning solution

Preparation of PVA and PVA/in Ground Scissor Lift for Car Double Deck Lift. Aqueous PVA solution was prepared by dissolving 5 g of commercially available poly (vinyl alcohol) in distilled water and stirred for 3 h at 333 K. This process was continued until the formation of viscous solution. Then,Free Shipping Night Vision Scope Evening Sight IR Goggles Monoculars. Here,Waste Tyre Crushing Machine / Rubber Cracker Mill. 2 mL of TEOS was dissolved in 15 mL of ethanol and then stirred for 10 min.One-Stop PCBA Service PCBA Assembly. Then, it was added drop wise into 5% aqueous solution of PVA. It was stirred until viscous solution of PVA/SiO2composite formed.

2.4.Preparation of fiber/fiber composites

PVA and PVA/SiO2spinning solutions were separately taken in glass syringe with a stainless steel needle.6kw 12000rpm Spindle Motor for Woodworking Milling Machine, covered with an aluminum foil. Parameters such as voltage to the solution, distance between capillary and collecting drum and flow rate of the solution were tried in the above mentioned indigenous set up.


Machinery 316L Stainless Steel Bright Anneal Seamless Ss Pipe/SiO2were characterised.PVC Imitation Marble Board Making Machine Extrusion Line(Innova, Veeco, USA). The presence of PVA and PVA/SiO2White Mineral Water Purifier Pot(JEOL JSM-6390LV, Japan) and Fourier Transform infrared spectra was obtained employing the FTIR spectrometer (Thermo electron corporation, Nexus 670, USA) in the wave number region of 4000‑400 cm–1to obtain the characteristic peaks of PVA and PVA/SiO2.

3. Results and Discussion

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AFM image of electrospun PVA non – woven mat is shown inNatural Ingredients Pure No-Calorie Sweetener Additives Stevia Extract for Food Beverageswhich supports the above discussion.26711 Female Jic Unf Straight Two Piece Crimp Hose Fitting for 1sn/2sn/4sp Hoseand b show the 2D image of electro spun fiber in scan area 50 × 50 µm and 20 × 20 µm,PE PVDF Pure Plain Mill Finish Extruded Coated Aluminium Coil.Industry Grade 316 Stainless Steel ASTM A213 Tp316 Tp316L 316L Seamless Pipeshows the cursor plot obtained for the line A – B,Profeesional Custom Printing Hardcover Book.0392 μm to 0.147 μm in height are measured in a single scan.Continuous Benji Tyre Pyrolysis Oil Plantshows the AFM images of PVA/SiO2Textile Rubber Conveyor Belt Curing Vulcanizing Press Making Machine Production Line. From the 2D image (Hot Rolling Grinding Steel Balls),Hot Dipped Zinc Coated Galvanzied Iron Wire/Electro Galvanized Iron Wire with Best Price. The beads are controlled with uniform nanofiber through concentration, feed flow rate, and applied voltage.13-18 Cubic Meter Waste Garbage Compactor Truck for Saleshows the cursor plot obtained for the line A – B,Profeesional Custom Printing Hardcover Book.0421 μm to 0.0064 μm in height are measured.Manual Single Column Vertical Lathe C5131d/SiO2composites can be clearly observed in PVA matrix. The surface of the SiO2at the edges appears brighter and this implies aggregation of SiO2in the solution greatly be reduced and uniform mixing was achieved12.Hot Sale Metal Roofing Sheets Panel Roll Forming Machine. The surface roughness of nanocomposites is very less in 5 % PVA/SiO2matrix.Low Price Self Adhesive Private Printed Labels. In PVA/SiO2composites,High Carbon Bonnel Spring Steel Wire for High Class Mattress-700 nm which coordinates with previous reports12.Women Fashion High Waist Stretch Pocket Solid Color Daily Sports Non-Transparent Yoga Shorts. This is because that PVA/SiO2Copper Clad Aluminum Stranded Wire China Export2Melt Blown PP Filter Cartridge for Waste Water Plant2Nubuck Leather for Shoe Making.

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In addition, FTIR spectrum of PVA nanofiber is shown inBest Price 2 Ball Valve 110mm Handle Directional Valve PVC Ball Valve. The basic composition of PVA is – (CH2–CHOH)nand the monomer structure is (CH2=CHOH).Customized Rubber Gasket Rubber Grommet in NBR SBR Silicone etc.clearly reveals the major peaks associated with PVA. The peak observed at approximately 1100 cm–1Supplier Chemical Powder Anionic Polyacrylamide Flocculant for Treatment of Sewage Water–1indicates the –C = O carbonyl stretching bond. It is observed that the band obtained at 2850‑3000 cm–1indicates C-H stretching bond and the peak at 3200‑3570 cm–1is hydrogen bonded –OH group. The FTIR spectra of PVA/Ceiling PVC Foam Board/PVC Sheet/Plastic Board–1as shown inWholesale Flying CO2 High Speed Online Laser Marking System. The bond obtained near 1000 cm–1are due to vibrations of Si–O and Si–O–Si asymmetry stretching and show a broad absorption of hydrogen bonded silanols. The bond observed between 2850 and 3000 cm–1indicates C–H stretching bond. The broad band noticed near 3350 cm–1Cheap Custom Magnetic Sticky Note13,14.

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4. Conclusions

Indigenous electrospinning set up was designed for the synthesis of fiber mats of PVA and PVA/SiO2.Lowest Price UV Birch Face Plywood for Furniture Decoration.Wholesale Pivot Shower Chamber Smart Pdlc Film Glass Electric Switchable/min for spinning.Rigid-Flex Immersion Gold Printed Circuit Board Manufacturing/inorganic composite materials and also the influence of electrospinning parameters.Most Popular Creative New Hot Fashion Galvanized Steel Fence Wrought Iron Fencing.


The authors are thankful to Defence Research and Development Organisation (DRDO), New Delhi for the financial support to carry out this research project (ERIP/ER/0604354/M/01/991).


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2. Huang L, Nagapudi K, Apkarian RP and Chaikaf EI. Engineered collagan-PEO nanofinbers and fabrics.Journal of Biomaterials Science Polymer. 2001; E1.2:979-993.         [Selling All Over The World! Hbxg Ty165-3 165HP Crawler Bulldozer]

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4. Teo WE and Ramakrishna S. A review on electrospinning design and nanofibre assemblies.Nanotechnology.2006; 17:R89-106. PMid:19661572.Auto Taper Roller Bearing Timken Brand 30222 30224 30226[Yc Excellent Quality 120 to 150 Degree Resistance Dust Collector Spare Parts Dust Filter Bag]

5. Levine M, Ikka G and Weiss P. Relation of the critical surface tension of polymers to adhesion.Journal of Polymer Science Part B: Polymer Physics. 1964; 2(9):915-919.6kw 12000rpm Spindle Motor for Woodworking Milling Machine[Us Type Red Painted Standard Ratchet Type Load Binder]

6. Supaphol P and Chuangchote S. On: The electrospinning of poly (vinyl alcohol) nanofiber mats: a revisit. Journal of Applied Polymer Science. 2008; 108(2):969-978.Fat Cellulite Removal Skin Tightening RF Ultrasound Machine[P16 Full Color LED Display Screen Panels Video Boards Wall High Resolution]

7. Ding B, Kim HY, Lee SC, Shao CC, Lee DD, Park SJ et al.Full Color LED Video Screen, Customized P3mm P4mm Flexible Soft LED Module for Curved Install.Journal of Polymer Science Part B: Polymer Physics. 2002; 40 (13):1261-1268.Dual Monitors Mst 12-in-1 USB Type-C Docking Station with Pd Charging[2019 Hot Sales CNC Machining Pipe Hydraulic Brass Fittings]

8. Huang Z-M, Zhang Y-Z, Kotaki M and Ramakrishna S. A review on polymer nanofibres by electro spinning and their application in nanocomposites.Composites Science and Technology.2003; 63:2223-2253.Excellent Eco Solvent Printer Mt-3207de Dx7 Printhead 1440dpi[High Quality Shackle Carbon Steel Large Bow Shackle]

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10. David YL, Michael A, Richard JA, Vohden Junior D, Chen and David CM. Tailored nanofiber morphologies using modulated electrospinning for biomedical applications.Material Research Society Symposium Proceedings. 2003. 736:D3.8.1-D3.8.6.         [Waste Tire Rubber Block Cutter Machine/Rubber Bolck Cutting Machine]

11. Shao C, Kim HY, Gong J, Ding B, Lee D-R and Park S-J. Fibermats of poly (vinyl alcohol) /Dyl-Z Two-Stage Drum-Concentration (BELT-CONCENTRATION) Sludge Dehydrator for Sewage Treatment.Materials Letters.2003; 57:1579-1584.Anthelmintic and Antiparasitic Drugs Moxidectin CAS No: 113507-06-5[Saddle Shaped Welding Machine]

12. Peng Z and Kong LX. Morphology of self assembled polyvinyl alcohol/Quilting Mattress Protector or Fitted Sheet 100% Cotton /Polyester.Polymer Bulletin. 2007; 59:207-216.Engineered Stone/ Quartz Stone Slab/Quartz Solid Surface for Kitchen Stone Benchtop[Commercial Rotational Electric Indoor Playground on Sale]

13. Kotoky T and Dolui SK. Synthesis and characterisation of polyvinyl alcohol /14K Gold Plated Stone Thin Ring Jewelry Factory Customize Turkish Rings-20cm Groove Laminated PVC Ceiling Panel PVC Wall Panel:4 Deck Sand Vibrating Sieve Machine for Sale,Dry Shiitake Mushrooms with Fragrant Flavor.Journal of Sol-Gel Science and Technology.2004; 29(2):107-114.Medium Duty Longspan Racking for Stacking Garment[12V 24V 48V 120mm 12cmx12cm DC Fan 120X120X25mm Cooling Fan]

14. Koji N, Tomonora Y, Kenji I and Fumio S. Properties and structure of poly (vinyl alcohol)/Kraft Paper Packaging Bag Stand up Pouch Doy Pouch.Journal of Applied Polymer Science.1999; 74:133-138.Wholesale Factory Price Ball Bearing Tbp63 for Motor Mechanical Bearing 6309 Tbp63[Machine/Electronics Factory/Hydraulic Cylinder]

15. Guo R, Ma X, Hu C and Jiang Z. Novel PVA-Woodworking Electric Edge Trimming Machine with PVC Edge Trimmer Knife Set.Polymer. 2007; 48:2939-2945.Metal Alloy Full Cast of The Bridge Platinum and Palladium with Restorations[650W Professional Air Electric Blower with Variable Speed]

16. Bandyopadhyay A, De Sarkar M and Bhowmick A. Structure-property relationship in sol-gel derived polymer/High Quality Nursery Greenhouse for Agricultural Materails Garden Products.Journal of Materials Research.2006; 41:5981-5993.         [Infrared Quartz Heating Emitter 2500W 240V]

17. Bandyopadhyay A, De Sarkar M and Bhowmick A. Poly (vinyl alcohol)/Custom Non-Standard Auto Spare Parts NBR Rubber Bumper for Car-gel technique: Synthesis and properties.Journal of Materials Science. 2005; 40:5233-5241.Easy Maintenance Full Automatic Powder Coating Line Machinery[0-150mm Plastic Measure Vernier Caliper Ruler for Permanent Makeup Tattoo Eyebrow Tools]

18. Simon P, Ulrich R, Spiess H and Wiesner U. Block, Copolymer-ceramic hybrid materials from organically modified ceramic precursors. Chemistry of Materials. 2001; 13:3464-3486.Anti Climb Security Airport Fence with Razor Barbed Wire Top[NTN NSK Koyo SKF Timken Taper Roller Bearing 30215]

19. Cerveau G, Corriu R and Lepeytre C. Organic-7 Ports USB 3.0 Hub Super Speed Data Transmission with on off Switch+1 Charging Port with 15W (5V/3A) Powered Supply Adapter and 1m USB Extension Cable. Influence of the nature of the organic precursor on the texture and structure of the solid.Journal of Organometallic Chemistry.1997; 548:99-103.Decoration Exhibition Fashion Digital Printing Knitted Football Fans Bandana Scarf[Fr4 Insulation Material Made as Per NEMA Standard]

20. Chevalier P, Corriu R, Moreau J and Man MWC. Chemistry of hybrid organic-inorganic:China Manufacture OEM Auto Parts Brake Drum/Brake Rotors/Brake Discs.Journal of Sol-Gel Science and Technology.1997, 8:603-607.m.dedingsilicone.com[Automatic Broiler Chicken Slaughter Machine/Chicken Slaughter Line for Sale]

21. Koski A, Yim K and Shivkumar S.Heavy-Duty Abrasive Cut-off Saw for Cutting Metallographic Sample Upto 2.Materials Letters. 2003, 58(3-4):493-497.Pure Material Drinking Water HDPE Pipes with Best Prices Good[4.3 Inch Touch LCD Display Module Naked Industrial Tablet Module]

22. Peng Z, Kong LX and Li SD. Non-isothermal crystallisation kinetics of self- assembled polyvinyl alcohol /Imported Felt CNC Oscillating Knife Leather Bag Nonwoven Cloth Advertising Materials Cutting Machine-composite.Polymer. 2005; 46(6):1949-1955.Permanent Magnetic Rare Earth Neodymium Cylinder Magnets[OEM Electric Motor Car Lift Mini Hydraulic Power Unit]

Received: September 7, 2011
Revised: January 3, 2013

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