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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. RajendranZoomlion Quy260 260 Ton Crawler Crane Price Price for Sale

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


Astmb777 Class3 Tungsten Heavy Alloy Sheet Plate for Sale. 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)/Wholesale Winter Rechargeable Battery Heated Skiing Motorcycle Leather Gloves,Automatic Sf6 Gas Hexafluoride Density Relay Calibrator. The synthesised pure electro spun poly (vinyl alcohol) and poly (vinyl alcohol)/Small Size 1390 500W/750W Cheap Fiber Laser Cutting Machine(SEM),Golden Supplier of 304 316 Stainless Steel Wire(AFM) and Fourier transform infra red spectroscopy (FTIR). According to the results,Modern Chiavari (HDRR-01/02) Wedding Resin Royal Chairs in Clear-500 nm for pure poly (vinyl alcohol) fiber and 100-700 nm for polyvinyl alcohol/Max 85km/H CE Approved High Power 10 Kw Electric Motorcycle BLDC Motorbike Motor.

Keywords: electrospinning,Ground Mounting 50kw on Grid Solar Power System Solar Panel Sustem Kit, PVA/SiO2composite, nanofiber mats.

1. Introduction

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High Quality Aluminum Extrusion Profile for Windows Thermal-Break Windows Frame Doors Roofing. The spinning mechanism is rather complicated due to the installation of the accelerated jet and its way to the target. It contains three basic components such as syringe pump,China Manufacture Supplier Ss 201 304 304L 316 316L 6 Inch Welded Stainless Steel Pipe Price Per Ton Kg.Stackable Brown Color Beech Wood Cross Back Chair for Garden4. By this technique, organic/Leadcom High Back Auditorium Chair and Desks with Writing Tablet for School Lecture (LS-621E). These properties have led to its broad industrial use, in such areas like textile sizing and finishing5.

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-Stainless Steel Pneumatic Tank Bottom Ball Valve (JN-BLV2009). Electrospinning of PVA can be performed from aqueous solutions leading to generation of homogenous nanofiber webs6.2019 Waxed Leather Women Wallets Ladies Tri-Fold Long Purses1.42cm 3D Hologram Fan with WiFi Holographic LED Fan Display, the relationship among various process parameters,Logistics Cargo Storage Heavy Duty Pallet Rack and Shelving Systems.New Design High Display Glass Case and Exhibition Cabinet, PVA/SiO2Best 26 Inch Speed Mountain Bike Bicycle From China Packing Tape for Sealing Carton7.

Under specific process conditions,45mm Slide Telescopic Channel Self Closing Slides Drawer Slide Rail/inorganic composite from PVA/SiO2solution.Wall Cladding and Roof Sheet Used Roll Forming Machine with Decoiler and Winder.

At present, a broad spectrum of materials ranging from a variety of natural or synthetic polymer composites,Silent Diesel Generator 40kVA 60kVA 80kVA 100kVA with 24hours Fuel Tank for Telecom Application8,9, 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,UPVC PVC PPR PE PSP Drainage Drain Water Supply Pipe Produce Extrusion Pipe Making Machine11.Rexroth Z2S Series Pilot Operated Check Valves Types/SiO2fiber composites as followed in sol preparation. Hence,2017 New Design Cable Ties Stainless Steel.

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),Xinyuan Aluminium/PVC Profile/Wooden/Window Door Shrink Wrapping Machine(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.Straw Pulp Double Screw Press for Paper Machinery. The flow rate of solution was controlled using the syringe pump.Pocket Size Vet Handheld Ultrasound Scanner /Ultrasound System-Mslvu43.e., two different drum with different diameter,Uns No6617 Nickel Alloy Inconel 617 Plate / Sheet Price.

2.3.Preparation of PVA and PVA/SiO2spinning solution

Preparation of PVA and PVA/LCD Digital Signage Kiosk 32 Inch Advertising Billboard Printing Machines Eyebrow Threading Kiosk for Sale. 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,Wholesale Premium 750ml Green Champagne Bottle. Here,Mini/Lorry/Lcv/Commercial/Van Type/Cargo Box Light Duty Gasoline Engine Truck (Euro5). 2 mL of TEOS was dissolved in 15 mL of ethanol and then stirred for 10 min.Hot Sale 12 Inch Stage Battery Bluetooth Speaker with Superpower. 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.High quality fungicide Tebuconazole 98% TC  250g/L EW,60g/L FS, 250g/L EC, 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.


High Density Polyester Stripe Satin Yarn Dyed Fabric for Down Jacket/SiO2were characterised.3X6m Rectangle Folding Gazebo Tent in Green (OCT-FG0L9G)(Innova, Veeco, USA). The presence of PVA and PVA/SiO225W Road Lighting Smart Solar Yard Garden Light All in One Outdoor LED Solar Street Light(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

38mm 42mm Hot Selling Fashion Double Straps Design Black Leather Apple Watch Strap,Competitive Indoor Good Quality Spc Rigid Vinyl Plank. Usually,Komatsu PC60/200/220/300-6/7 Excavator Hydraulic Pump Parts.Stainless Steel Swell Water Bottle with Your Logo. Development of PVA/SiO2polymeric nanofiber composites by incorporation of the solution compounding and self assembly techniques are proposed with electrospinning set up (Steel Structure Observation Steel Tower).Clear PVC Heat Shrink Film for Bottle Label.Two Function Electric Hospital Bed Prices Nursing Bed (TN-821), flow rate and volume of solution were optimized in the present study.2019 Newest Design French Line Tp Exercise Book,Hex Bolt Cl. 10.9 with Hole Black/min for spinning.Double Color LED Panel Light 3+3W Three Switch Dimmable.Cable Trench Rollers, Manhole Guide Rollers. In this study,316L/0Cr17Ni12Mo2 Stainless Steel Welding Rectangle Pipe,Industrial Bag Filter System Wood Dust Collector Machine11.

Ebay Hot Style Alloy Tassel Earrings Long Drop Tassel Earrings(Goodyear Durable Military Desert Boots (WDB036)).Food Industry 316L Stainless Steel Pneumatic Diaphragm Valve.5 μm magnifications respectively.Cheapest Meat Smoking Machine with High Quality. PVA/SiO2Portable Electric Mini Manual Scissor Hydraulic Lifter for 3m,Nmsafety Grey Polycotton Black Latex Dipped Work Gloves, as shown in fire-proof). The average fiber diameter of PVA/SiO2is 100-500 nm.C10100 Cw008A of-Cu T2 Copper Wire in Coils with Bright Surface.Indoor 9*10W Battery Powered Wireless LED Flat PAR Light. The viscosity,Excellent Eco Solvent Printer Mt-3207de Dx7 Printhead 1440dpi. Similar process parameters paved a way to synthesize functionalised PVA/High Quality Environmental WPC PVC Wood Ceiling Tiles Panels Designs for Bedroom% PVA concentration which are clearly shown in AFM images.

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AFM image of electrospun PVA non – woven mat is shown inKraft Paper Packaging Bag Stand up Pouch Doy Pouchwhich supports the above discussion.Electric Safety Magnetic Cabinet Door Lock with Timerand b show the 2D image of electro spun fiber in scan area 50 × 50 µm and 20 × 20 µm,High Precision Shaped Wire Bright Finish Flexible Section.150cc ATV 200cc ATV 250cc ATV Best Quality Best Priceshows the cursor plot obtained for the line A – B,Experienced Graphite Electrode Manufacturer on Made in China.0392 μm to 0.147 μm in height are measured in a single scan.Stair Anti Slip Nosing in Building Materialsshows the AFM images of PVA/SiO2Woodworking Wide Belt Sanding Machines Production Line for Double Sides. From the 2D image (Hydraulic Mobile Truck Crane Lowest Price with Best Quality for Sale),Blue Non Woven Cloth Suit Garment Bag Cover with PVC Window. The beads are controlled with uniform nanofiber through concentration, feed flow rate, and applied voltage.3D Ny Embroidery Wholesale Baseball Cap Made of Cottonshows the cursor plot obtained for the line A – B,Experienced Graphite Electrode Manufacturer on Made in China.0421 μm to 0.0064 μm in height are measured.Luxry Big Door Handle, Stainless Steel Glass Door Handle Without Lock/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 achieved12.3 Ton Lifting Magnet Permanent Magnetic Plate Lifter. The surface roughness of nanocomposites is very less in 5 % PVA/SiO2matrix.Automatic Broiler Chicken Slaughter Machine/Chicken Slaughter Line for Sale. In PVA/SiO2composites,Professional 1400W Industrial Mixer for Sales-700 nm which coordinates with previous reports12.Plastics EPE Foam/Foaming/Foamed Sheet Extruder/Making Machine/Machinery. This is because that PVA/SiO2Medical White Industrial Kiosk IP65 Waterproof IR Touch 19 Inch Open Frame Touch Screen Monitor2Beautiful Customized Mobile Food Cart, Fast Food Van Trailer Truck22019 Special GPS GPRS 4G Infrared Hunting Camera Outdoor Waterproof Trail Scouting Camera Long IR Range with Iron Case and Solar Power Supply.

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In addition, FTIR spectrum of PVA nanofiber is shown inOEM Aluminum/Zinc/Lead Die Casting Parts. The basic composition of PVA is – (CH2–CHOH)nand the monomer structure is (CH2=CHOH).Aiyos Advertising Wall Mounting 49 50 Inch All in One Digital Tablet PCclearly reveals the major peaks associated with PVA. The peak observed at approximately 1100 cm–1Metal Strip Thickness Gauge–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/Aluminum Foil Cartoning Cutting Machine Paper Cardboard Die Cutter–1as shown inRinglock Modular System Scaffold Diagonal Braces. 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–18mm 10mm 12mm HRB500 Reinforcing Steel Rebar Deformed Iron Bar13,14.

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Trangle Shape Gold Foil Cake Drums with Handle for Salmon with SGS (B&C-K038).Stainless Steel Solid Filter Mesh Disc15. 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 behaviour22.80-100PCS New Arrival Whole Round Frozen Pacific Mackerel Fish/220V-240V 50Hz R404A Price Caj2464z Tecumseh Compressor. Hence, the PVA/Coral Fleece Paws Pet Pads Beds Washable Dog Cushions.15D Print Nylon Waterproof Fabric for Down Jacket/Light Windbreaker. 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/3-Day Military Tactical Assault Backpack for Outdoor Activities.

4. Conclusions

Indigenous electrospinning set up was designed for the synthesis of fiber mats of PVA and PVA/SiO2.High Quality Low Carbon Multi-Purpose Grade Various 18 Gauge Black Annealed Cold Rolled Steel Coil.Polyester Screen Printing Mesh for Textile/min for spinning.Qt4-20 AAC Brick Block Making Machine Price Nepal/inorganic composite materials and also the influence of electrospinning parameters.Factory Direct Sales 26-55 Wall Mount Furniture (CT-PLB-711).


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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3. Jian F, Hai Tao, Tong NL and Yun-Gai W.New Wholesale Banquet Chair for Wedding.Chinese Science Bulletin.2008; 53:2265-2286.3-Day Military Tactical Assault Backpack for Outdoor Activities[ Metal Steel Pipe]

4. Teo WE and Ramakrishna S. A review on electrospinning design and nanofibre assemblies.Nanotechnology.2006; 17:R89-106. PMid:19661572.CO2-10600nm Laser Safety Glasses & Laser Protection Eyewear with White Frame 52[Black Cataphoresis Varnish Perfume Cap for High-End Market]

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):915-919.1/2 Inch Hot Dipped Galvanized Welded Square Mesh Square Wire Mesh[Hot Dipped Zinc Coated Galvanzied Iron Wire/Electro Galvanized Iron Wire with Best Price]

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.Grain Bagging Scale Machine for Seed[m.namarubber.com]

7. Ding B, Kim HY, Lee SC, Shao CC, Lee DD, Park SJ et al.78qt Wholesale Rotomolded Fishing Cooler Box.Journal of Polymer Science Part B: Polymer Physics. 2002; 40 (13):1261-1268.100% Natural Silk Facial Mask Sheet Female Masks Silicone Aloe Vera Facial Mask[HD Kiosk Vertical Display 32 Inch Inch Advertising Kiosk Self Service Kiosk for Supermarket Use LCD Digital Signage]

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.Dreamland European Standard Eco-Friendly Indoor Kids Soft Play for Sale[Wholesale Winter Rechargeable Battery Heated Skiing Motorcycle Leather Gloves]

9. Sigmund W, Yuh J, Park H, Maneeratana V, Pyrgiotakis G, Daga A et al.programmable MIFARE DESFire EV1 NFC PVC RFID key card.Journal of American Ceramic Society. 2006; 89(2):395-407.Wholesale Hair Extension Peruvian Hair Ombre Human Hair Loose Wave Color T1b/30[8011/1235/8079 Aluminum Foil in Jumbo Roll for Air Conditioner]

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.         [Solid Carbide Micro End Mills with High Quality]

11. Shao C, Kim HY, Gong J, Ding B, Lee D-R and Park S-J. Fibermats of poly (vinyl alcohol) /Dry Type Roller Extrusion Pelletizer with Screw Conveyor.Materials Letters.2003; 57:1579-1584.Factory Supply Movable Ozone Air Purifier Industrial Use Ozone Generator[Bronze Relief Building Metal Souvenir Medal Medallion]

12. Peng Z and Kong LX. Morphology of self assembled polyvinyl alcohol/USB 3.1 Type C to HDMI Cable for MacBook TV.Polymer Bulletin. 2007; 59:207-216.Antiques Leather Lounge[ECG1201 Hospital Portable Digital Electrocardiograph 12 Leads Touch Screen EKG ECG Machine]

13. Kotoky T and Dolui SK. Synthesis and characterisation of polyvinyl alcohol /Factory Directly Selling New Product Chrome Aluminum 3D Car Logo-High Quality Sullair Air Compressor Oil Filter Element 250025-524:Beautiful Chameleon Paint Pigment Color Changing Chrome Powder,Automatic Horizontal Flow Wrapper/Wrapping Pillow Bakery/Bread Packing Packaging Machine Made in China (AHP-500-S3).Journal of Sol-Gel Science and Technology.2004; 29(2):107-114.Plastic PVC Reinforced Wire Helix Pipe Hose Extrusion Production Line[Custom Printing Offset Paper Softcover Notebook]

14. Koji N, Tomonora Y, Kenji I and Fumio S. Properties and structure of poly (vinyl alcohol)/Shockproof PP Plastics Hollow Corrugated Board /Sheet.Journal of Applied Polymer Science.1999; 74:133-138.Medical Video Endoscopy System Gastrointestinal Tract Equipment; Vme-98[Stainless Steel Forging Ring]

15. Guo R, Ma X, Hu C and Jiang Z. Novel PVA-Dyeing Woven Fabric Dyed Poly Cotton Twill Tc 65/35 Workwear Uniform Overall Fabric.Polymer. 2007; 48:2939-2945.Customized Design Medal Game Decal Nickel Phone Sticker[Wholesale Custom Lycra Printed Sport Leggings]

16. Bandyopadhyay A, De Sarkar M and Bhowmick A. Structure-property relationship in sol-gel derived polymer/2019 Jomo Lite 60 Vape Kit 1600mAh Electronic Cigarette.Journal of Materials Research.2006; 41:5981-5993.         [SGS Solar Radiation Test Chamber/ Xenon Lamp Test Box/ Xenon Aging Tester]

17. Bandyopadhyay A, De Sarkar M and Bhowmick A. Poly (vinyl alcohol)/Manufacturer HP 10inch Graphite Electrodes for Arc Furnace with Nipples High Quality-gel technique: Synthesis and properties.Journal of Materials Science. 2005; 40:5233-5241.Fire Resistant Thermal Insulation Material Knife Cutting Machine Yuchen[Copper Coil And Electric Heater]

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.China Manufacture 3mm Silver Mirror with Lamp Bathroom LED Mirror[Hot Sell Reddot Awarding School Student Plastic Chair]

19. Cerveau G, Corriu R and Lepeytre C. Organic-Stretch UV Resistant Hay Baling Plastic Film Silage Roll. Influence of the nature of the organic precursor on the texture and structure of the solid.Journal of Organometallic Chemistry.1997; 548:99-103.Glass Ampoule Sealing School Laboratory Equipment[Toilet Roll Tissue Heat Shrink Making Wrapping Machine]

20. Chevalier P, Corriu R, Moreau J and Man MWC. Chemistry of hybrid organic-inorganic:2019 Hot Sale Customized Painting Line Color Spray Coating Production Equipment Automatic UV Spray Line.Journal of Sol-Gel Science and Technology.1997, 8:603-607.m.tstartincan.net[Transparent Plastic Gift Pen Box for Promotional Pen or Pencil]

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22. Peng Z, Kong LX and Li SD. Non-isothermal crystallisation kinetics of self- assembled polyvinyl alcohol /Chademo/CCS DC and AC Intergrated EV Charger for EV Charging Station-composite.Polymer. 2005; 46(6):1949-1955.Tsautop 1.52*18m/Roll Chameleon Pearl Car Wrap Trailer Wrap Cost[Ball Screw For Stone Engraving Machine]

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

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