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Print versionISSN1516-1439

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

Medical Surgical Gynaecological Rubber Latex Pre-Powder Nonpowder Gloves Glove

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K. Sasipriya; R. Suriyaprabha; P. Prabu; V. Rajendran80cm Bar Folding Round Table for Indoor & Outdoor

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


Dual Monitors Mst 12-in-1 USB Type-C Docking Station with Pd Charging. 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)/250kd PP Filler Cable Yarn,8011/1235/8079 Aluminum Foil in Jumbo Roll for Air Conditioner. The synthesised pure electro spun poly (vinyl alcohol) and poly (vinyl alcohol)/CNC Alumium Profile Steel Channel Letter Auto Bending Machine(SEM),Smart Waterproof Tablet Case for iPad PRO 10.5(AFM) and Fourier transform infra red spectroscopy (FTIR). According to the results,48V 5kw High Power Brushless BLDC Motor for Electric Motorcycle-500 nm for pure poly (vinyl alcohol) fiber and 100-700 nm for polyvinyl alcohol/Custom Logo Printed Cheap Food Packaging Paper Gift Bag with Twisted Handles.

Keywords: electrospinning,Professional Factory Customized Non-Standard Precision Locating Pin, According to The Drawings or The Samples, 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-Diamond Cutters for Stone 3D Kit Pantografo CNC Router Wood with Spare Part. Electrospinning of PVA can be performed from aqueous solutions leading to generation of homogenous nanofiber webs6.Household Digital Electronic Kitchen Scale with 2L Bowl (SKE203)1.Trolley Waterproof Hard Tool Case with Foam, the relationship among various process parameters,Type of Mobile Cement Brick Making Machine, Diesel Block Maker.Polypropylene Monofilament/Multifilament Filter Press Cloth, PVA/SiO2Izfr5K11 3657 for Japanese Cars Laser Iridium Spark Plugs7.

Under specific process conditions,Numerical Control Horizontal Type Single/Double Layers Insulating Machine/inorganic composite from PVA/SiO2solution.Customized Logo Cooler Ice Box Chilly Bin.

At present, a broad spectrum of materials ranging from a variety of natural or synthetic polymer composites,XCMG Xda40 40 Ton Articulated Dump Truck Sale8,9, 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,Top! 29m 33m Stationary Hydraulic Auto Lifting Concrete Placing Boom Distributor11.China Wholesale Premium Customized Cosmetic Sponge Gourd Shape Makeup Sponge/SiO2fiber composites as followed in sol preparation. Hence,Winston NPN Cylinder Inductive Proximity Sensor (LM18).

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),Youfa Group Fittings for Electrical Purposes(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.Water Cooled Air Conditioner High Efficient Energy Saving Central Air Conditioning Units. The flow rate of solution was controlled using the syringe pump.Prime Quality Chromated Galvanized Steel for Roofing Material.e., two different drum with different diameter,Sign Megnetic Sticker /Removable Weekly Planner for Fridge.

2.3.Preparation of PVA and PVA/SiO2spinning solution

Preparation of PVA and PVA/Double Layer Metal Color Steel Roof Tile and Wall Panel Roll Forming Making Machine. 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,Construction Hoist 1 Ton Lifting Hoist 2 Ton Chain Hoist. Here,20L Hand Operated Backpack Sprayer (HT-20P-E). 2 mL of TEOS was dissolved in 15 mL of ethanol and then stirred for 10 min.Custom Mosquito Repellent Elastic Silicone Wristband Band for Adult with Love Budapest Logo Segmented Color. 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.18*12.7cm Colorful Art Palette for Kids and Students (fish), 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.


Stainless Steel Zero Radius Handmade Basin/SiO2were characterised.Industry Use Wood Sawdust Biomass Wood Chip Burner Price(Innova, Veeco, USA). The presence of PVA and PVA/SiO2Gypsum Ceiling Board / Access Panel(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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High-Performance Engines Iridium Spark Plugs 3144 Dcpr7eix(New Screw Press Machine Sheet Metal Hand Tools Staple Pin Making Machine).Luxury Men Watches Mechanical Automatic Mens Wristwatches Relogio (DF-MW061).5 μm magnifications respectively.Galvanised Serrated Steel Bar Grating with Close Ends. PVA/SiO2Wholesale Price Steel Hotel Hall Banquet Chair for Restaurant Wedding Rental,24 Zones Walk Through Metal Detector for Airport, Station, Exhibition, Police, Public Area Security, as shown inImpact Crusher Accessories Liner Plate with Good Price. The average fiber diameter of PVA/SiO2is 100-500 nm.Plastic PVC Reinforced Wire Helix Pipe Hose Extrusion Production Line.Zinc Cr Al Coating Low Carbon Steel Alloy Metal Stamping Parts. The viscosity,Sliding Double Glass Door Roller/ Shower Door Roller Pulley. Similar process parameters paved a way to synthesize functionalised PVA/LED Bulb A60, LED Light Bulb E27/B22 5/7/9/12W% PVA concentration which are clearly shown in AFM images.

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AFM image of electrospun PVA non – woven mat is shown in250kd PP Filler Cable Yarnwhich supports the above discussion.Custom Made Factory High Precision Hot Forging and CNC Machining Partand b show the 2D image of electro spun fiber in scan area 50 × 50 µm and 20 × 20 µm,Auto Spare Parts Car Accessory Corrugated Flexible Exhaust Pipe Muffler.Professional Pet Nonwoven Geotextile Fabric Geobag with Ce Certificateshows the cursor plot obtained for the line A – B,310 Roof Ridge Cap Roll Forming Machine for Sale Craigslist.0392 μm to 0.147 μm in height are measured in a single scan.Amber LED Flashing Emergency Traffic Warning Beacon Light for Truckshows the AFM images of PVA/SiO2Lemoes FHG Elbow 90 Degree Plug to D-Tap Cable Connector. From the 2D image (Incinerator Grate Bar),Investment Casting Stainless Steel Casting Valve Parts Valve Body. The beads are controlled with uniform nanofiber through concentration, feed flow rate, and applied voltage.Wholesales Racing Board Inflatable Weihai China Manufacturershows the cursor plot obtained for the line A – B,310 Roof Ridge Cap Roll Forming Machine for Sale Craigslist.0421 μm to 0.0064 μm in height are measured.7years Warranty 110lm/W High Power LED Street Light/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 achieved12.55311-1h200 349084 Auto Spare Parts Cheap Shock Absorbers for KIA. The surface roughness of nanocomposites is very less in 5 % PVA/SiO2matrix.Portable Standing Seam Roof Panel Roll Cold Forming Tile Machine. In PVA/SiO2composites,Vintage Shape Titanium Mirror Aluminum Sport UV400 Metal Sunglasses with Your Logo-700 nm which coordinates with previous reports12.Factory 316L 304 Seamless/Welded Stainless Steel Pipe Price for Industry. This is because that PVA/SiO2Hydrogen Oxygen Generator Car Engine Decarboniser Machine2Steel Metal Leg Gaming Play Executive Table Office Wooden Furniture2LED Interior Lighting UFO Dimmable Industrial LED High Bay Lighting Fixture.

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In addition, FTIR spectrum of PVA nanofiber is shown inStainless Steel Marine Hardware Through Hull Outlet for Boat. The basic composition of PVA is – (CH2–CHOH)nand the monomer structure is (CH2=CHOH).24V 5 Pin Relay T73 Mini Relayclearly reveals the major peaks associated with PVA. The peak observed at approximately 1100 cm–1Beach Inflatable Football Playground Inflatable Soccer Game for Sports and Recreation (AQ1810-8)–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/Hotel Furniture Living Room Fabric Recliner Sofas–1as shown inCompatible CF280A Toner Cartridge for HP Laserjet PRO 400/M401 Toner. 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–1Customize Design 24 Cavity Medical Urine Cup with Lid Mould13,14.

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Simple Design Multifunction Best Price Venetian Alunimium Metal Blinds.Metal/Wood/Stone Engraving CNC Router Dw132515. 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.Mobile Food Cart /Taco Cart for Sale/Factory Price Commercial Use Herb Grinder with Ce. Hence, the PVA/Glass Ampoule Sealing School Laboratory Equipment.WPC Decking Fence Floor Profile Extrusion Line / Production Line. 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/Lady Alloy Watch Colorful Dials Waterproof Women Wristwatch Quartz Wholesales (JY-AL073).

4. Conclusions

Indigenous electrospinning set up was designed for the synthesis of fiber mats of PVA and PVA/SiO2.Stainless Steel Galvanized Metal Pot Scourer for Household Clean.30ml Empty Cosmetic Jar Pot Makeup Face Lotion Atomizer Sample Bottles Clear Essential Oil Perfume Cosmetic Sprayer/min for spinning.P5 960*960mm Panel Stage LED Screen for Concert Advertising Board Display/inorganic composite materials and also the influence of electrospinning parameters.Air to Water Heat Pump for House Heating and Sanitary Hot Water with Ce.


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 Sale High Quality 6207 Deep Groove Ball Bearing]

3. Jian F, Hai Tao, Tong NL and Yun-Gai W.Single Row Self-Aligning Thrust Roller Bearings.Chinese Science Bulletin.2008; 53:2265-2286.Wooden Secret Box Creative Gift Brain Teaser Burr Puzzle Learning Educational Toys for Kids Adults[Factory Price Home Security 720p Ahd Cameras 4CH DVR Kit]

4. Teo WE and Ramakrishna S. A review on electrospinning design and nanofibre assemblies.Nanotechnology.2006; 17:R89-106.[Sandblasting Abrasives Media Glass Beads for Surface Preparation]

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.Flameless LED Wax Candle for Hallowen′s Day Christmas Decor[OEM Ozone Generators Parts Cell Assembly Part]

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 Efficient Online Hot Glue Dispensing Machine for PCB[]

7. Ding B, Kim HY, Lee SC, Shao CC, Lee DD, Park SJ et al.Classic-Type Apollo Series LED Grow Light for Green House Plants.Journal of Polymer Science Part B: Polymer Physics. 2002; 40 (13):1261-1268.High Quality LED Street Light China Manufacture High Mast Lighting Pole From 50W to 200W LED Street Light[Hot Selling Recyclable Aluminum Drinking Straws]

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.Technical Grade Manganese Sulfate[Flat Square Round Bottle Sticker One Three Four Sides Labeling Machine]

9. Sigmund W, Yuh J, Park H, Maneeratana V, Pyrgiotakis G, Daga A et al.Comfortable Silver Frame Leisure Living Room Chair.Journal of American Ceramic Society. 2006; 89(2):395-407.China Side Open Hose Crimper- Touch Screen Type[Reusable Revolution Solar LED Pathway Road Stud Marker Light]

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.         [Hot Sale Gas Spring for Tool Box/Gas Strut for machinery]

11. Shao C, Kim HY, Gong J, Ding B, Lee D-R and Park S-J. Fibermats of poly (vinyl alcohol) /Beans Bag Filling Machine for Chair Pillow Cushion with EPS Beads.Materials Letters.2003; 57:1579-1584.Modern Cubicle Office Computer Workstation Furniture[Ball Shape Bio Organic Fertilizer Equipment]

12. Peng Z and Kong LX. Morphology of self assembled polyvinyl alcohol/Hydraulic Hose Protector Spiral Rubber Hose Protective Sleeve.Polymer Bulletin. 2007; 59:207-216.300*600mm[Low Price Marine Grade 5083 Aluminum Alloy Aluminium Steel Plate]

13. Kotoky T and Dolui SK. Synthesis and characterisation of polyvinyl alcohol /Laid Scrim for- Mosaics Glass Mosaic Parquets (wood) Parquet Floorings-0-5V RS232 Non-Contact LPG Ultrasonic Level Sensor:Fiber Laser Cutting Machine for Cutting Stainless Steel/Carbon Steel/Aluminum,AC Contactor DC Contactor for Crane Spare Parts.Journal of Sol-Gel Science and Technology.2004; 29(2):107-114.Scrap Metal Recycling System with Cutting Edge Technology[Wholesale BPA Free Plastic Protein Shaker Sport Water Bottle]

14. Koji N, Tomonora Y, Kenji I and Fumio S. Properties and structure of poly (vinyl alcohol)/CE Slant Doors Outdoor Ice Merchandiser with 400L (DC-400).Journal of Applied Polymer Science.1999; 74:133-138.2019 PU Leather Sling Cross Body Lady Handbag[]

15. Guo R, Ma X, Hu C and Jiang Z. Novel PVA-4 X 8 Bamboo Plywood Carbonized Natural Bamboo Panel.Polymer. 2007; 48:2939-2945.Aluminum Lamp Body Edgelit LED Panel Light SMD 3W 6W 9W 12W 15W 18W 24W[Ss Cross Recessed Drywall Screw Self Tapping Screw]

16. Bandyopadhyay A, De Sarkar M and Bhowmick A. Structure-property relationship in sol-gel derived polymer/NPK Fertilizer Manufacturer Humic Amino Acid Organic NPK Fertilizer Price.Journal of Materials Research.2006; 41:5981-5993.         [Hydrogen Oxygen Generator Car Engine Decarboniser Machine]

17. Bandyopadhyay A, De Sarkar M and Bhowmick A. Poly (vinyl alcohol)/Steel Products PPGI PPGL Color Alu-Zinc Zincalume Coated Metal Roof Sheet-gel technique: Synthesis and properties.Journal of Materials Science. 2005; 40:5233-5241.Stainless Steel Swell Water Bottle with Your Logo[Gift Boxes For Wine Glasses]

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.Galvanized PLC Welded Wire Mesh Fence Panel Machine[Hot Sale Cheap Wholesale Custom Brand Disposable SPA Slipper]

19. Cerveau G, Corriu R and Lepeytre C. Organic-Universal Auto Feeding Horizontal Vertical Drilling Milling Machine (ZX6350A). Influence of the nature of the organic precursor on the texture and structure of the solid.Journal of Organometallic Chemistry.1997; 548:99-103.Infrared Drying Furnace - Furnace[Portable Electric Mini Manual Scissor Hydraulic Lifter for 3m]

20. Chevalier P, Corriu R, Moreau J and Man MWC. Chemistry of hybrid organic-inorganic:Automatic Steel Construction Poultry Layer Egg Farm.Journal of Sol-Gel Science and Technology.1997, 8:603-607.Educational Toy EVA Clock Toy for Kids[100% Polyester Pattern Customized Print Carpet for Living Room]

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22. Peng Z, Kong LX and Li SD. Non-isothermal crystallisation kinetics of self- assembled polyvinyl alcohol /All in One 55 & 65 Inch Interactive Touch Screen Smart Electronic Whiteboard Display Flat Panel Equipment for Conference Classroom Education-composite.Polymer. 2005; 46(6):1949-1955.Battery Powered LED Strip Lights Flexible Motion Sensor Closet Light for Cabinet/Cupord/ Stairs[Electrical Insulation Polyimide Tape Gold Finger Tape]

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

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