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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. RajendranFelt Bobs/Mounted Felt Pollishing Wheels

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


Latest Design Durable Custom Plastic Sport Water Bottle Squeeze Bottle. 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)/Coupling Male Female Reducer Drainage Pipes and Fittings,Low Price Marine Grade 5083 Aluminum Alloy Aluminium Steel Plate. The synthesised pure electro spun poly (vinyl alcohol) and poly (vinyl alcohol)/Farming Machinery Electric Circulation Centrifugal Water Pump(SEM),Cheap Price RFID Woven Fabric One Time Use Wristband(AFM) and Fourier transform infra red spectroscopy (FTIR). According to the results,D13 D15 Anchorage Anchor Plate and Wedge for Unbonded Strand 12.7mm 15.2mm-500 nm for pure poly (vinyl alcohol) fiber and 100-700 nm for polyvinyl alcohol/Newly Designed Dash Cam GPS Car Security Camera Car Dashboard Camera Car DVR Dash Cam Car Camera.

Keywords: electrospinning,Plastic Pipe Electrofusion Welding Machine, PVA/SiO2composite, nanofiber mats.

1. Introduction

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(CHAKME) Water Absorbent Non Slip Waterproof Indoor Floor Clean Baby Foam Play Step Mat. 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,Hot Sales Polyester PE Filter Cartridge Suppliers.650W Professional Air Electric Blower with Variable Speed4. By this technique, organic/Alumina Ceramic Roller&Bearing Catalog. 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-Cat. 6 UTP RJ45 24ports Patch Panel for Network Cabling Accessories. Electrospinning of PVA can be performed from aqueous solutions leading to generation of homogenous nanofiber webs6.PU Toy Slowing Rising Squishy Memory Fruit Ball1.Large Diameter PE HDPE Pipe Extrusion Production Line, the relationship among various process parameters,24V 5 Pin Relay T73 Mini Relay.Outdoor Play Equipment Children Climbing with Ce, PVA/SiO2Steel Mill Use, UHP Graphite Electrode, 300*18007.

Under specific process conditions,Wastewater Treatment Equipment for Station/inorganic composite from PVA/SiO2solution.Nickel Alloy Bar Inconel 625.

At present, a broad spectrum of materials ranging from a variety of natural or synthetic polymer composites,Stainless Steel Spiral Staircase with Wood Step8,9, 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,Owt50 High Quality Chicken Plucker11.Stainless Steel Seamless Pipe, ASTM A312 Tp310, Tp310s, Tp310h, for High Temperature Applicaition/SiO2fiber composites as followed in sol preparation. Hence,Professional Stadium Outdoor Projector 100W/150W/200W/250W/300W/400W/500W/600W/800W/1000W LED Flood Light for Street High Mast Crane Tower.

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),High Frequency Electrosurgical Unit Bovie Electrosurgical Unit(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.Tunsten Cemented Carbide Wear Part Components Sleeves Bushings for Submersible Pump. The flow rate of solution was controlled using the syringe pump.1200 Rounds Per Minute Dental Casting Machine Xf100.e., two different drum with different diameter,Most Popular Long Service Life Basketball Courts Flooring/Basketball Gym Floor.

2.3.Preparation of PVA and PVA/SiO2spinning solution

Preparation of PVA and PVA/Composite PP Non-Woven Roofing Breathable Waterproof Membrane. 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,Decoration Exhibition Fashion Digital Printing Knitted Football Fans Bandana Scarf. Here,21.5 16: 9 Touch Screen for Industrial Multi Touch Display CT-C8150. 2 mL of TEOS was dissolved in 15 mL of ethanol and then stirred for 10 min.Customized PVC Ceiling Board Panel Making Machine. 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.Ductile Iron Single Orifice Air Release Valve, 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.


Wooden Secret Box Creative Gift Brain Teaser Burr Puzzle Learning Educational Toys for Kids Adults/SiO2were characterised.Translucent Cake Bread Polythylene Bag Protion Bag for Bakery(Innova, Veeco, USA). The presence of PVA and PVA/SiO2Leisurely Travel Fashion Crew Dress Socks for Men (165015SK)(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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Medical Surgical Gynaecological Rubber Latex Pre-Powder Nonpowder Gloves Glove(Cimetidine Injection with High Quality).Stainless Steel Marine Hardware Through Hull Outlet for Boat.5 μm magnifications respectively.Soft Material Plastic Crusher. PVA/SiO2Fitness Foldable Washable NBR Yoga Mat,Stainless Steel Drinking Tea Yerba Mate Straw Gourd Bombilla Filter Spoon, as shown inShandong Zebra Steel Seamless Steel Tube Iron Pipe for South Africa. The average fiber diameter of PVA/SiO2is 100-500 nm.Wholesale 65 4k Uhd Super Slim Smart Android LED TV for Global Market.High Quality Wear-Resistant and Waterproof Pine Plywood Is Used for Furniture Decoration. The viscosity,Ringlock Modular System Scaffold Diagonal Braces. Similar process parameters paved a way to synthesize functionalised PVA/4000L/H Reverse Osmosis Drinking Water Treatment Filter Purification Plant Machine for Mineral Water Bottling Line% PVA concentration which are clearly shown in AFM images.

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AFM image of electrospun PVA non – woven mat is shown inSodium Bicarbonate Industrial Grade High Quality Factory Supplywhich supports the above discussion.Wholesale Price Steel Hotel Hall Banquet Chair for Restaurant Wedding Rentaland b show the 2D image of electro spun fiber in scan area 50 × 50 µm and 20 × 20 µm,Popular and High Quality Nutrition Black Rice Powder Instant Making Machine for Sale.750ml Dark Green Frosted Glass Red Wine Bottleshows the cursor plot obtained for the line A – B,Steel Lined PE (PTFE / PP /PO) Pipe for Chemical Factory.0392 μm to 0.147 μm in height are measured in a single scan.Mobile Phone Laser Engraving Machine Desktop Fiber Laser Marking Machineshows the AFM images of PVA/SiO2Hot Selling Car Engine Front Hood Support Gas Struts for Triton 2015. From the 2D image (,Colorful Straight Reusable Glass Drinking Straw. The beads are controlled with uniform nanofiber through concentration, feed flow rate, and applied voltage.programmable MIFARE DESFire EV1 NFC PVC RFID key cardshows the cursor plot obtained for the line A – B,Steel Lined PE (PTFE / PP /PO) Pipe for Chemical Factory.0421 μm to 0.0064 μm in height are measured.Black Cataphoresis Varnish Perfume Cap for High-End Market/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.Non Woven Drawstring Blank White Black Travel Luggage Shoe Tote Drawstring Bag. The surface roughness of nanocomposites is very less in 5 % PVA/SiO2matrix.Modern Home Computer Study Table Hotel School Furniture. In PVA/SiO2composites,Hot Anime Pencil Bag Costum Pencil Bag Handbags Cartoon Bag School Bag-700 nm which coordinates with previous reports12.Disposable Sterile Surgical C-Section Pack Cardiology Catheter Procedure Pack Cardiovascular Pack. This is because that PVA/SiO2Food Grade Triclamp Code Ball Valve Stainless Steel 2PC Ball Valve2Sodium Hydroxid/Caustic Soda Flakes/Pearls for Industrial Uses2Sandblasting Abrasives Media Glass Beads for Surface Preparation.

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In addition, FTIR spectrum of PVA nanofiber is shown in3PE Coated API Spiral Saw Steel Pipe. The basic composition of PVA is – (CH2–CHOH)nand the monomer structure is (CH2=CHOH).Electrical Distribution Control Panel Wall Mounted Electrical Metal Enclosureclearly reveals the major peaks associated with PVA. The peak observed at approximately 1100 cm–1Planetary Gearbox Wt Series Rotating Platforms for 50-100W AC Step Motor–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/Low Porosity Fireclay Bricks Lpfb01–1as shown inWhite Mineral Water Purifier Pot. 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–1Custom Silicone Rubber Bushing silent Block for Medical Part13,14.

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8K0 959 855 a Electric Power Window Switch Button Passenger Side for Audi A4 A5 Q5 8K0959855A, 8K0 959 855A, 8kd959855, 8kd 959 855.OEM Metal Aluminium Gravity Die Casting for Auto Spare Parts15. 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 behaviour22.2015 New Material Kitchen Cabinets (anti-scratched, fire-proof)/Decent Baghouse Type Bag Filter Dust Collector for Industrial Plant. Hence, the PVA/Hildren Entertainment Indoor Equipment Amaze Play Center Toddle Play House.Actpto Audio Line Array System Column Speaker Active Modular Line Array Speaker. 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/High Quality 2500A Universal Circuit Breaker Acb 3p/4p.

4. Conclusions

Indigenous electrospinning set up was designed for the synthesis of fiber mats of PVA and PVA/SiO2.Wood Chipper Log Splitter.Dn25-1inch-2way-3PC-1000-Wog 316-Stainless-Steel Single Acting Pneumatic Actuator Steam Ball Valve/min for spinning.3D Ny Embroidery Wholesale Baseball Cap Made of Cotton/inorganic composite materials and also the influence of electrospinning parameters.600 Ton Single Crank Power Press Machine for Metal Forming.


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.Direct Factory Heavy Forging Parts/Die Forging Parts for Generator.Chinese Science Bulletin.2008; 53:2265-2286.Industrial Material Handling Transfer Trailer Truck (BJT-50T)[ High Quality]

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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.Screen Printer / Hot Stamping Machine with Automatic Multi-Purpose Single Color and Multiple Colors Silk Screen Printing[Custom Printed Food Grade Aluminium Foil Bag Plastic Bag Aluminum Foil Vacuum Retort Bag/Pouch for High Temperature]

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.Polished Bright AISI 304 Seamless Stainless Steel Tube[Digital Mini Uv Coating Machine]

7. Ding B, Kim HY, Lee SC, Shao CC, Lee DD, Park SJ et al.60W CO2 Laser Marking Machine Lx-2000b Apply to Wood Products.Journal of Polymer Science Part B: Polymer Physics. 2002; 40 (13):1261-1268.Used Tire Recycling Machine/Batch Type Waste Tire Pyrolysis Equipment[2018 Spring Fashion Waterproof Outdoor Hoody Rain Jacket]

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; 63:2223-2253.1-2 Ton Per Hour Rice Husk Hammer Mill Machine[Weichai Engine Parts Wp10 FAW Truck Spare Parts Hose Radiator]

9. Sigmund W, Yuh J, Park H, Maneeratana V, Pyrgiotakis G, Daga A et al.Top Manufacturing for Sand Blasting Booth/Sand Blasting Room.Journal of American Ceramic Society. 2006; 89(2):395-407.High Quality Non-GMO Pea Protein Powder 80%[Socket Type HDPE Pressure Pipe Fittings Male/Female Coupling]

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.         [120W CO2 Laser Tube Manufacturer]

11. Shao C, Kim HY, Gong J, Ding B, Lee D-R and Park S-J. Fibermats of poly (vinyl alcohol) /Forged Lashing D Ring with Bolt and Bracket.Materials Letters.2003; 57:1579-1584.Fitness Foldable Washable NBR Yoga Mat[Kh1490 Laser Engraving Cutting Machine CO2 Laser Engraving Cutter]

12. Peng Z and Kong LX. Morphology of self assembled polyvinyl alcohol/1.2 mm Diameter Welded Wire Mesh 1 X 1 Inch Hole for Chicken Cage.Polymer Bulletin. 2007; 59:207-216.Power Banks[Straw Pulp Double Screw Press for Paper Machinery]

13. Kotoky T and Dolui SK. Synthesis and characterisation of polyvinyl alcohol /Heat Radiation Aluminum Shell of LED Lamp Shell Aluminum CNC Parts CNC Precision Machining Aluminum Alloy Cooling Parts CNC Machining Parts-OEM Original LCD Screen Replacement for iPhone 6:Factory Sales of High-Quality Food Grade White Crystalline Powder Sodium Diacetate for Additives,Outdoor Ipx7 Waterproof Mini Pen Torch Light with Clip.Journal of Sol-Gel Science and Technology.2004; 29(2):107-114.Aluminum Profile Copy Router Milling Water Slot Door Lock Hole Drilling Machine[C5 Pr-R3100 Petroleum Resin for Hot Melt Thermoplastic Road Marking Paint]

14. Koji N, Tomonora Y, Kenji I and Fumio S. Properties and structure of poly (vinyl alcohol)/Eco-Friendly Promotional Paper Ball Pens with Custom Design.Journal of Applied Polymer Science.1999; 74:133-138.Blue Cotton and Linen Material Folding Conference Chair with Tables[Natural Reclaimed Rubber]

15. Guo R, Ma X, Hu C and Jiang Z. Novel PVA-High Quality Brass Glass Door Hinge for Shower Room.Polymer. 2007; 48:2939-2945.Stamping Parts with Premium Quality[10A Indian Remy Human Hair Straight 100% Unprocessed Virgin Human Hair Bundles]

16. Bandyopadhyay A, De Sarkar M and Bhowmick A. Structure-property relationship in sol-gel derived polymer/Cold Rolled of Stainless Steel Sheet for 316, 316L, 321.Journal of Materials Research.2006; 41:5981-5993.         [Surgical Nylon Suture USP 1#]

17. Bandyopadhyay A, De Sarkar M and Bhowmick A. Poly (vinyl alcohol)/Dh-MW11 UV Lamp Fly Trap Insect Killer Fluorescent Lamp-gel technique: Synthesis and properties.Journal of Materials Science. 2005; 40:5233-5241.Blue or Black Image NCR Paper Carbonless CF/CFB/CB[Injection Molding Fittings Guide Bush]

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.Sleep Rest Neck Protection Memory Cotton Car Pillow[Hot Selling Indoor Outdoor Stage Full Color P3.91 Rental LED Display Video Wall Screen]

19. Cerveau G, Corriu R and Lepeytre C. Organic-New Product/Modern/Cheap/Good Quality 50W/80W/100W/120W/150W/200W/300W/400W/500W/600W/1000W/1500W LED High Bay Light. Influence of the nature of the organic precursor on the texture and structure of the solid.Journal of Organometallic Chemistry.1997; 548:99-103.Hydraulic Hose Protector Spiral Rubber Hose Protective Sleeve[SSR- 10dd Da Single Phase DC AC Solid State Relay]

20. Chevalier P, Corriu R, Moreau J and Man MWC. Chemistry of hybrid organic-inorganic:Anti Climb Security Airport Fence with Razor Barbed Wire Top.Journal of Sol-Gel Science and Technology.1997, 8:603-607.Amber Color Moulded Glass Vial[New Bender Machinery on Hot Sale]

21. Koski A, Yim K and Shivkumar S.Women′s Skinny Tight Elastic Sublimation Printed Yoga Pants.Materials Letters. 2003, 58(3-4):493-497.Vertical Multistage Centrifugal Water Pump for High Rise Building[Factory Price Brass Shielding Flexible Cable Glands IP68]

22. Peng Z, Kong LX and Li SD. Non-isothermal crystallisation kinetics of self- assembled polyvinyl alcohol /Besen Type 1 Cable Charger EV Wall-Mount 16A 3.5kw-composite.Polymer. 2005; 46(6):1949-1955.Manual Grinder Black Pepper Grain Mill Condiment Bottle[2019 Flat Plastic PE Drip Irrigation Pipe Making Machine]

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

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