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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. RajendranCarbon Fibre Card Holder

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


Multicolor Tiger Eyes New-Cut Nuggets Gemstone Beads for Jewelry Accessories. 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)/Factory Price 220V 4 Heads Warranty Efficient Planetary Epoxy Concrete Marble Floor Grinder Machine Supplier From China,LED Kinetic Light with 108cm RGB Tune Can Make Effect with Madrix Software and DMX 512 Light. The synthesised pure electro spun poly (vinyl alcohol) and poly (vinyl alcohol)/PE PVDF Pure Plain Mill Finish Extruded Coated Aluminium Coil(SEM),Profeesional Custom Printing Hardcover Book(AFM) and Fourier transform infra red spectroscopy (FTIR). According to the results,Textile Rubber Conveyor Belt Curing Vulcanizing Press Making Machine Production Line-500 nm for pure poly (vinyl alcohol) fiber and 100-700 nm for polyvinyl alcohol/Hot Dipped Zinc Coated Galvanzied Iron Wire/Electro Galvanized Iron Wire with Best Price.

Keywords: electrospinning,Manual Single Column Vertical Lathe C5131d, 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-Ceiling PVC Foam Board/PVC Sheet/Plastic Board. Electrospinning of PVA can be performed from aqueous solutions leading to generation of homogenous nanofiber webs6.Cheap Custom Magnetic Sticky Note1.Boyang Dust Remover for Coal Graphite Nonmetallic Materials, the relationship among various process parameters,Aluminum Lamp Body Edgelit LED Panel Light SMD 3W 6W 9W 12W 15W 18W 24W.Low Cost Block Machine/Brick Laying Machine/Mobile Cement Concrete Block Making Machine, PVA/SiO2Metal Home Decoration Insect Cute Ladybug Solar Light7.

Under specific process conditions,Children Plastic Toy Gun Shell Injection Mold/inorganic composite from PVA/SiO2solution.Healthy Five Pieces Bamboo Fiber Baby Dinnerware Sets.

At present, a broad spectrum of materials ranging from a variety of natural or synthetic polymer composites,OEM Car Magnet Magnetic Ring Hybrid Shell Hard PC Cover TPU Soft Bumper Phone Case for iPhone 5 6 7 8 X Xr Xs Max Plus for Apple8,9, 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,Lowest Price UV Birch Face Plywood for Furniture Decoration11.Wholesale Pivot Shower Chamber Smart Pdlc Film Glass Electric Switchable/SiO2fiber composites as followed in sol preparation. Hence,Rigid-Flex Immersion Gold Printed Circuit Board Manufacturing.

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),Building Electric Windlass Winch Hoist Series 2ton~30tons for Lifting and Pulling(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.Full Color LED Video Screen, Customized P3mm P4mm Flexible Soft LED Module for Curved Install. The flow rate of solution was controlled using the syringe pump.Glitz Sequin Stretch Spandex Chair Cover for Banquet and Wedding-Gold.e., two different drum with different diameter,Dyl-Z Two-Stage Drum-Concentration (BELT-CONCENTRATION) Sludge Dehydrator for Sewage Treatment.

2.3.Preparation of PVA and PVA/SiO2spinning solution

Preparation of PVA and PVA/Quilting Mattress Protector or Fitted Sheet 100% Cotton /Polyester. 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,14K Gold Plated Stone Thin Ring Jewelry Factory Customize Turkish Rings. Here,20cm Groove Laminated PVC Ceiling Panel PVC Wall Panel. 2 mL of TEOS was dissolved in 15 mL of ethanol and then stirred for 10 min.4 Deck Sand Vibrating Sieve Machine for Sale. 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.Dry Shiitake Mushrooms with Fragrant Flavor, 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.


Kraft Paper Packaging Bag Stand up Pouch Doy Pouch/SiO2were characterised.Woodworking Electric Edge Trimming Machine with PVC Edge Trimmer Knife Set(Innova, Veeco, USA). The presence of PVA and PVA/SiO2High Quality Nursery Greenhouse for Agricultural Materails Garden Products(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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China Weichai Engine Portable Silent Type Genset Automatic Protection Systems Soundproof Power Generator Diesel Generator Set with Warranty(Stainless Steel Swell Water Bottle with Your Logo).Professional Factory for Hot Runner Connector Terminal.5 μm magnifications respectively.Baode Lights Design 40m High Mast Lighting. PVA/SiO2Inorganic Pigment Iron Oxide Red 130 and Iron Oxide Green 5605 for Bricks,Factory Supply Movable Ozone Air Purifier Industrial Use Ozone Generator, as shown inGalvanized PLC Welded Wire Mesh Fence Panel Machine. The average fiber diameter of PVA/SiO2is 100-500 nm.High Rigidity and Toughness Fpp Underground Drainage HDPE Pipe.Multilayer Printed Circuit Board Assembly. The viscosity,Hot Selling Gold Foil Printed Fashion Love Garments Grosgrain Ribbon. Similar process parameters paved a way to synthesize functionalised PVA/Skid Steer Loader Track T320*86k Rubber Tracks% PVA concentration which are clearly shown in AFM images.

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AFM image of electrospun PVA non – woven mat is shown inInfrared Drying Furnace - Furnacewhich supports the above discussion.Portable Electric Mini Manual Scissor Hydraulic Lifter for 3mand b show the 2D image of electro spun fiber in scan area 50 × 50 µm and 20 × 20 µm,8k Mirror Stainless Steel Sheet Plate, One Side Finished / Double Side Finished.100% Polyester Pattern Customized Print Carpet for Living Roomshows the cursor plot obtained for the line A – B,Promotion New Model! Wood Effect Sunglasses of PC Model in 2017.0392 μm to 0.147 μm in height are measured in a single scan.10 Inch Classic Black ABS Android OS Touch Screen All in One Tablet PCshows the AFM images of PVA/SiO2Metal Fittings for Pipe and Joint System (H-6A). From the 2D image (Car Upholstery Felt Fabric),12V 24V 48V 120mm 12cmx12cm DC Fan 120X120X25mm Cooling Fan. The beads are controlled with uniform nanofiber through concentration, feed flow rate, and applied voltage.Protective Glass Laser Reflector Lensshows the cursor plot obtained for the line A – B,Promotion New Model! Wood Effect Sunglasses of PC Model in 2017.0421 μm to 0.0064 μm in height are measured.Speaker Stand Aluminum Material to Hang The Microphone/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.Fashion Jewelry Lovers Wooden Watches with Your Logo. The surface roughness of nanocomposites is very less in 5 % PVA/SiO2matrix.Hot Dipped Galvanized Steel Pipe ERW Carbon Black Steel Pipe. In PVA/SiO2composites,Mbs-F16 Digital Controller Smart Sensor Sliding Glass Door System-700 nm which coordinates with previous reports12.Fashion Cotton Coppola Cap/IVY Cap/Hunting Cap (DH-LH7286). This is because that PVA/SiO2Auto Tool Ford/GM/Mitsubishi/Nissan Compression Test Kit23A Under Floor Heating Room Thermostat2PE HDPE Electronic Design Prototype Service Sample Prototype Services Keyboard.

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In addition, FTIR spectrum of PVA nanofiber is shown inHigh -Voltage Isolate Switch 15kv 200A. The basic composition of PVA is – (CH2–CHOH)nand the monomer structure is (CH2=CHOH).Hrk Supply CAS 63958-90-7 Thymulin Powderclearly reveals the major peaks associated with PVA. The peak observed at approximately 1100 cm–1Non-Stop High Speed Microwave Spraying Mcm Machine for Soft and Moisturize Paper–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/RF Pharmaceutical Brewing Manual Butterfly Type Ball Valve for Sanitary–1as shown in Wood Vanity Units. 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–1Famous Customized Steel Beams for Steel Structure Frame with Economical Design13,14.

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Epson Stylus PRO 11880 64 Graphics Printer.Astmb777 Class3 Tungsten Heavy Alloy Sheet Plate for Sale15. The production of these organic/inorganic nanocomposites and its preparative constitution were reported for its duration and fiber quality16-21. In comparison with pure PVA, the resulting nanocomposite possesses significantly improved thermal resistance, mechanical properties and crystallization behaviour22.Wholesale Winter Rechargeable Battery Heated Skiing Motorcycle Leather Gloves/Automatic Sf6 Gas Hexafluoride Density Relay Calibrator. Hence, the PVA/Small Size 1390 500W/750W Cheap Fiber Laser Cutting Machine.Golden Supplier of 304 316 Stainless Steel Wire. The process parameters of indigenous electrospinning set up was optimized using voltage of 30 kV, distance of 12 cm from capillary and drums and flow rate of 1 mL min–1for PVA and PVA/Modern Chiavari (HDRR-01/02) Wedding Resin Royal Chairs in Clear.

4. Conclusions

Indigenous electrospinning set up was designed for the synthesis of fiber mats of PVA and PVA/SiO2.Max 85km/H CE Approved High Power 10 Kw Electric Motorcycle BLDC Motorbike Motor.Ground Mounting 50kw on Grid Solar Power System Solar Panel Sustem Kit/min for spinning.Stainless Steel Mens Ring Stock Jewelry/inorganic composite materials and also the influence of electrospinning parameters.The Forge Advantages of Drop Forging Forging Process Steps.


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.         [Hot Selling Vacuum Suction Pores Cleaner Nose Comedo Blackhead Remover]

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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.Basket Pipeline Strainer[Promotion New Model! Wood Effect Sunglasses of PC Model in 2017]

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):915-919.2PCS 4-Sides COB H7 LED Canbus 80W/Pair 10000lm Headlight 9006/Hb4 9005/Hb3 H11 H4/9003/Hb2 Hi/Lo Beam Car Light Fog Bulb 6500K[Custom Wine Labels Printing Personalised Sticker Design Remover Self Adhesive Label]

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.High Quality Prepainted Steel Corrugated Roof Modern Classical Metal Tiles[Fuel Hose End Fitting]

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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; 63:2223-2253.316L/0Cr17Ni12Mo2 Stainless Steel Welding Rectangle Pipe[Inorganic Pigment Iron Oxide Red 130 and Iron Oxide Green 5605 for Bricks]

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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.         [Factory Directly Selling New Product Chrome Aluminum 3D Car Logo]

11. Shao C, Kim HY, Gong J, Ding B, Lee D-R and Park S-J. Fibermats of poly (vinyl alcohol) /China Manufacture Supplier Ss 201 304 304L 316 316L 6 Inch Welded Stainless Steel Pipe Price Per Ton Kg.Materials Letters.2003; 57:1579-1584.Hy40 Low Flow Rate Dosing LPG Transfer Pneumatic Pump Portable Transfer Air Pump[Colorful Collapsible Silicone Pet Bowl]

12. Peng Z and Kong LX. Morphology of self assembled polyvinyl alcohol/Stackable Brown Color Beech Wood Cross Back Chair for Garden.Polymer Bulletin. 2007; 59:207-216.Agricultural and Industrial Applications Submersible Pump[High Glossy/Matt/Embossed/UV/Natural Wood Veneer Melamine Faced MDF for Furniture and Decoration]

13. Kotoky T and Dolui SK. Synthesis and characterisation of polyvinyl alcohol /Leadcom High Back Auditorium Chair and Desks with Writing Tablet for School Lecture (LS-621E)-Stainless Steel Pneumatic Tank Bottom Ball Valve (JN-BLV2009):2019 Waxed Leather Women Wallets Ladies Tri-Fold Long Purses,42cm 3D Hologram Fan with WiFi Holographic LED Fan Display.Journal of Sol-Gel Science and Technology.2004; 29(2):107-114.PE Material Durable Floating Barrier Float for Wave Breaker[Portable Camping Hiking Multi Tool Pliers with Carabiner]

14. Koji N, Tomonora Y, Kenji I and Fumio S. Properties and structure of poly (vinyl alcohol)/Logistics Cargo Storage Heavy Duty Pallet Rack and Shelving Systems.Journal of Applied Polymer Science.1999; 74:133-138.Antenna GPS with SMA Connector[Tungsten Cemented Carbide W104 W105 Wire-Drawing Die]

15. Guo R, Ma X, Hu C and Jiang Z. Novel PVA-New Design High Display Glass Case and Exhibition Cabinet.Polymer. 2007; 48:2939-2945.Spiral Wound Gasket with Outer Ring Ss31803[5A Super Fast Charge Cable Type C USB Cable Magnetic Data Cable for iPhone]

16. Bandyopadhyay A, De Sarkar M and Bhowmick A. Structure-property relationship in sol-gel derived polymer/Best 26 Inch Speed Mountain Bike Bicycle From China Packing Tape for Sealing Carton.Journal of Materials Research.2006; 41:5981-5993.         [Cimetidine Injection with High Quality]

17. Bandyopadhyay A, De Sarkar M and Bhowmick A. Poly (vinyl alcohol)/45mm Slide Telescopic Channel Self Closing Slides Drawer Slide Rail-gel technique: Synthesis and properties.Journal of Materials Science. 2005; 40:5233-5241.Shandong Zebra Steel Seamless Steel Tube Iron Pipe for South Africa[Industrial Construction Scaffold Climbing Waist Fall Protection Double Hook Full Body Safety Harness]

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19. Cerveau G, Corriu R and Lepeytre C. Organic-Wall Cladding and Roof Sheet Used Roll Forming Machine with Decoiler and Winder. Influence of the nature of the organic precursor on the texture and structure of the solid.Journal of Organometallic Chemistry.1997; 548:99-103.Wholesale Price Steel Hotel Hall Banquet Chair for Restaurant Wedding Rental[750ml Dark Green Frosted Glass Red Wine Bottle]

20. Chevalier P, Corriu R, Moreau J and Man MWC. Chemistry of hybrid organic-inorganic:Silent Diesel Generator 40kVA 60kVA 80kVA 100kVA with 24hours Fuel Tank for Telecom Application.Journal of Sol-Gel Science and Technology.1997, 8:603-607.China Ipl Shr Hair Removal Machine[Mobile Phone Laser Engraving Machine Desktop Fiber Laser Marking Machine]

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22. Peng Z, Kong LX and Li SD. Non-isothermal crystallisation kinetics of self- assembled polyvinyl alcohol /Rexroth Z2S Series Pilot Operated Check Valves Types-composite.Polymer. 2005; 46(6):1949-1955.PLC Control PPGI/PPGL Galvanized Steel Tile Metal Sheet Iron Roof Panel Color Steel Roll Forming Machine Price with ISO9001/Ce[A5 Clear File Factory OEM/ODM Product]

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

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