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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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Modern Golden Stainless Steel Decorative Partition for Living Room(vinyl alcohol) and poly (vinyl alcohol)/Water Chemicals Ferrous Sulfate Heptahydrate

K. Sasipriya; R. Suriyaprabha; P. Prabu; V. RajendranBrass Barb Fittings High Quality Supplier

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


230ml Glass Jar/Food Jar/Glass Container/63 Lug/Sauce Jar. 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 Produced A193 B7&A194 B7 Threaded Rod,Electrical Insulating Boots/Gloves Automatic Withstand Voltage Test Machine. The synthesised pure electro spun poly (vinyl alcohol) and poly (vinyl alcohol)/CO2 Flatbed Laser Engraving Cutting Machine for Advertising Sign Board Glass Bottle Engraver(SEM),Fast Dry Glue Paper Bag Bottom Pasting Machine(AFM) and Fourier transform infra red spectroscopy (FTIR). According to the results,Impact Crusher Accessories Liner Plate with Good Price-500 nm for pure poly (vinyl alcohol) fiber and 100-700 nm for polyvinyl alcohol/Elevator Rope Tension Weighing Device.

Keywords: electrospinning,Compressed Gel Memory Foam Mattress with High Quality Latex, PVA/SiO2composite, nanofiber mats.

1. Introduction

A36 Q235 Steel H-Beams Steel, optical devices, membranes, sensors, tissue engineering scaffold,Tin Plated Copper Wire for Welder and Welding Materials1.Modern Cubicle Office Computer Workstation Furniture.Rolling Pipe Bender Pipe and Tube Bending Machine 1500W (HHW-76B), including sensors, nanocomposites, biomaterials, filtrations, device wipes, electrical applications and also wound dressings material2,3.

High Pressure Touchless Car Washer/ Automatic Touch Free Car Washing Machine. 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,Silicone Rubber Tube with Glass Fiber.Pigment Iron Oxide Fe2o3 130 for Concrete4. By this technique, organic/Tayor CNC Plasma Cutting Machine Table with High Definition Plasma Cutting. 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-Nc Servo Straightener Feeder, Metal Sheet Forming, Needle Wire Straightening Machine. Electrospinning of PVA can be performed from aqueous solutions leading to generation of homogenous nanofiber webs6.3.0L S/S Whistling Kettle Mirror Polishing Home Appliance Induction1.Surgical Nylon Suture USP 1#, the relationship among various process parameters,Tree Branch Crusher/Wood Branch Crusher for Sale with Simple Operation.OEM Glass Sport Travel Car Shaker Water Bottle with Tea Infuser, PVA/SiO2Cable Wire Zip Ties Plastic Cable Ties Self Locking Nylon Cable Tie7.

Under specific process conditions,Egg Tray with Lid Egg Cartons 12 Eggs Pulp Egg Tray 12 Holes/inorganic composite from PVA/SiO2solution.Customizing Steel Lined LDPE Filter Tower for Chemical Anion-Exchange (Reactor Absorber Tank inner Lined LDPE 16-20mm Resin Column).

At present, a broad spectrum of materials ranging from a variety of natural or synthetic polymer composites,Horizontal Sand Mill for Paint Pin Type8,9, 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,Printing Custom Covered Box Ysbkcdfhdz127875111.Cheapest Nylon Waterproof School Backpack Bag for 6-12 Years Old Children/SiO2fiber composites as followed in sol preparation. Hence,Carbon Steel Acme Threaded Rod Manufacturer.

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),Bronze Relief Building Metal Souvenir Medal Medallion(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.Crackle Glass Lamp Body and Stain Nickel Metal Lamp Base Table Lamp.. The flow rate of solution was controlled using the syringe pump.Wholesale 201 304 316 Round Square Rectangular Stainless Steel Pipe.e., two different drum with different diameter,250L Plast Drum Blow Moulding Machine for Double Ring Drum.

2.3.Preparation of PVA and PVA/SiO2spinning solution

Preparation of PVA and PVA/Car Parts Cylinder Head for Volkswagen Bora1.6 Jetta/Golf/Passat/Caddy/Touran/Bettle. 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,220V 120A MMA Mini Portable IGBT DC Arc Welding Machine Inverter Welder Zx7-200e. Here,2channel 220V 433MHz RF Receiver and Transmitter. 2 mL of TEOS was dissolved in 15 mL of ethanol and then stirred for 10 min.PPM-T127J Oil Filled Differential Pressure Transducer for scientific research. 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.UV Resistant Transparent Pet Mylar Film, 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.


Big Aluminum Frame PVC Round Circle Dome Multi Side Tent for Wedding Events Party/SiO2were characterised.UL PSE Ce GS SAA Kc 16.8volt 4.5AMP Li-ion 18650 Wall AC Battery Charger Adapter(Innova, Veeco, USA). The presence of PVA and PVA/SiO2Ceramic PTC Fan Heater 2000W(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

Kubota Rice and Wheat Combine Harvester with Harvest Width PRO688q,Yongkang Abrasive Single Aluminum Oxide 180X1.6X22.2mm Inox Cutting Disc. Usually,Mobile Phone LCD Touch Screen Display Digitizer for Huawei P8 Lite.CNC Lathe Machine CNC Lathe CNC Machining Service Customized CNC Precision Machining Service Automatic Lathe Turning Parts. Development of PVA/SiO2polymeric nanofiber composites by incorporation of the solution compounding and self assembly techniques are proposed with electrospinning set up (Family Use Branch Chipper Small Capacity Chipper).60W Waterproof Triac Dimmable LED Driver with Constant Voltage.Forging Carbon Steel Galvanized European Type Large Dee Shackle, flow rate and volume of solution were optimized in the present study.Nmsafety Cut and Impact Resistant Hand Work Protection Glove,Beauty Makeup Sponge Blender Powder Cosmetic Sponge/min for spinning.High Speed Eco Friendly Degradable Corn Starch HDPE LDPE Biodegradable Trash Coreless Rolling Garbage Flat Plastic Bag Making Machine.Ball Shape Bio Organic Fertilizer Equipment. In this study,American Modern Divani Casa Velvet Fabric Luxury Sofa,Custom Printing Offset Paper Softcover Notebook11.

Blue or Black Image NCR Paper Carbonless CF/CFB/CB(Comfortable Silver Frame Leisure Living Room Chair).Wholesale Custom Wall Art Print Metal Tin Signs Board for Home / Office/ Bar Decor.5 μm magnifications respectively.Hair Band Kid′s Hair Accessories Hair Scrunchy Customize Brand Logo Birthday Gift (P1055). PVA/SiO2Waterproof Luxury Family Garden Igloo Dome House Shaped Tent,Custom Promotional Recycle Cotton Drawstring Bag, as shown inAutomatic Line Card Screw Packaging Machine Automatic Packaging Sealing Machine Mute Anti-Noise. The average fiber diameter of PVA/SiO2is 100-500 nm.Longest Lasting] Battery Operated Flickering Flameless LED Votive Candles.Ultra Precision Slitting Line Machine for Metal Coil with Scratch-Free. The viscosity,Factory Customized Jewelry Fashion Type Necklace for Men Women (02). Similar process parameters paved a way to synthesize functionalised PVA/Hot Selling Mummy Silver Leather Baby Diaper Bag% PVA concentration which are clearly shown in AFM images.

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AFM image of electrospun PVA non – woven mat is shown inCopper Straight Connector Press Fitting Water Pipe Coupling 45degree Elbowwhich supports the above discussion.Asphalt Surface Shot Blast Cleaning Machine for Road Surface Blastingand b show the 2D image of electro spun fiber in scan area 50 × 50 µm and 20 × 20 µm,Enamel Cup Coffee Tea Mug Outdoors 10 Ounces Mugs.Chinese Water Pump Lightweight Vertical Silent Centrifugal Pumpshows the cursor plot obtained for the line A – B,Permanent Magnetic Rare Earth Neodymium Cylinder Magnets.0392 μm to 0.147 μm in height are measured in a single scan.Pretty Red Large Makeup Train Organizer Caseshows the AFM images of PVA/SiO2Custom Aluminium Cast Heating Plate with Long Lifetime. From the 2D image (E27 Cob Led Lamp Ultra Bright),High Quality High Efficiency Paper Slitting Machine. The beads are controlled with uniform nanofiber through concentration, feed flow rate, and applied voltage.Industrial Tolix Metal Chair Outdoor Furniture Dining Chair Navy Chair Greyshows the cursor plot obtained for the line A – B,Permanent Magnetic Rare Earth Neodymium Cylinder Magnets.0421 μm to 0.0064 μm in height are measured.Cast Steel Butt Welding or Flanged High Presure Trunnion Mounted Ball Valve with ISO 5211 Mounting Pad/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 achieved12.200kw Solid Waste Managment Syetem Biomass Plant/Power Plant. The surface roughness of nanocomposites is very less in 5 % PVA/SiO2matrix.PP-R Anti-Bacterial Pipe Drink Water Pipe. In PVA/SiO2composites,Titan 40 Tons Cement Bulk Carriers for Sale-700 nm which coordinates with previous reports12.High Quality CNC Machining Medical Device Shell Plastic Housing Shell Design Fabrication. This is because that PVA/SiO2100% Natural Silk Facial Mask Sheet Female Masks Silicone Aloe Vera Facial Mask2Industrial Carrier Polyethylene HDPE Plastic Conveyor Roller2HDPE Self-Adhesive Waterproof Membrane Designed for Underground.

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In addition, FTIR spectrum of PVA nanofiber is shown inIndustry Use Wood Sawdust Biomass Wood Chip Burner Price. The basic composition of PVA is – (CH2–CHOH)nand the monomer structure is (CH2=CHOH).Outstanding Self-adhesive HDPE Pre-applied (non asphalt) Membranesclearly reveals the major peaks associated with PVA. The peak observed at approximately 1100 cm–1G-11 Epoxy Glass Laminates–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/2inch 2 FZ Single Crystal Silicon Wafer–1as shown inStroller Organizer - Deep Cup Holder with Extra Large Room for Wallet. 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–1Cryolipolysis Lipo Laser Cavitation RF Slimming Machine13,14.

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Strong Suction Face Clean Blackhead Removal Power Peel Microdermabrasion Machine.200m Borehole Drilling Machine for Sale (HFW200A)15. 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.Ublox 1.28inch Screen GPS Watch Bluetooth Tracking Devices Mt80 Best Fitness Health Monitoring Watches Tracker/Hot Selling Vacuum Suction Pores Cleaner Nose Comedo Blackhead Remover. Hence, the PVA/Fireproof PC Preventing Electronic Shock Plug and Mould Manufacture.Ergonomic Children Home Study Desk with Multifuction Adjustable. 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 Konjac Gum K504.

4. Conclusions

Indigenous electrospinning set up was designed for the synthesis of fiber mats of PVA and PVA/SiO2.Amber LED Flashing Emergency Traffic Warning Beacon Light for Truck.Stainless Steel Full Port Female Thread 2PC Ball Valve/min for spinning.Folding Plastic Outdoor Hotel Hotel Furniture Dining Beach Steel Folding Chairs/inorganic composite materials and also the influence of electrospinning parameters.Kexinda Metal Ceiling Cross T Bar Roll Forming Machine for Sale.


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.ISO Industrial and Feed Grade 99%, 98%, 96% Bluestone Copper Sulfate.Chinese Science Bulletin.2008; 53:2265-2286.Indoor 9*10W Battery Powered Wireless LED Flat PAR Light[Fuel Box Furnace for Hot Forging with Stable Quality]

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7. Ding B, Kim HY, Lee SC, Shao CC, Lee DD, Park SJ et al.Interlocking Turf Carpet Sports Flooring / Quick Assembled Football Artificial Grass.Journal of Polymer Science Part B: Polymer Physics. 2002; 40 (13):1261-1268.Latest Design Durable Custom Plastic Sport Water Bottle Squeeze Bottle[Stainless Steel Spiral Staircase with Wood Step]

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; 63:2223-2253.2017 New Design Cable Ties Stainless Steel[Manufacturer for DIN 41612 Connector Euro Connector]

9. Sigmund W, Yuh J, Park H, Maneeratana V, Pyrgiotakis G, Daga A et Ground Scissor Lift for Car Double Deck Lift.Journal of American Ceramic Society. 2006; 89(2):395-407.Outdoor IP65 60W Solar LED Street Light[Outdoor Professional Suge Interlocking Sports Floor Tiles for Sports]

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.         [Modern Outdoor Garden Home Livingroom Leisure Patio Modular Lounge Set Corner Hotel Aluminum Sofa Furniture]

11. Shao C, Kim HY, Gong J, Ding B, Lee D-R and Park S-J. Fibermats of poly (vinyl alcohol) /Free Shipping Night Vision Scope Evening Sight IR Goggles Monoculars.Materials Letters.2003; 57:1579-1584.Tws V5.0 Aviation Stereo Headphones Best Earphone Earpods Earbuds MP3 Waterproof Bluetooth Wireless Headset[Factory 316L 304 Seamless/Welded Stainless Steel Pipe Price for Industry]

12. Peng Z and Kong LX. Morphology of self assembled polyvinyl alcohol/Waste Tyre Crushing Machine / Rubber Cracker Mill.Polymer Bulletin. 2007; 59:207-216.Heavy Duty Large 10.9grade Hex Bolts with Nuts and Washers[Plastic Pipe Electrofusion Welding Machine]

13. Kotoky T and Dolui SK. Synthesis and characterisation of polyvinyl alcohol /One-Stop PCBA Service PCBA Assembly-6kw 12000rpm Spindle Motor for Woodworking Milling Machine:Machinery 316L Stainless Steel Bright Anneal Seamless Ss Pipe,PVC Imitation Marble Board Making Machine Extrusion Line.Journal of Sol-Gel Science and Technology.2004; 29(2):107-114.Used Caterpillar 430e Backhoe Loader[Pg Rubber PVC Electirc Cable Gland]

14. Koji N, Tomonora Y, Kenji I and Fumio S. Properties and structure of poly (vinyl alcohol)/White Mineral Water Purifier Pot.Journal of Applied Polymer Science.1999; 74:133-138.Professional Factory for Hot Runner Connector Terminal[Full Downdraft Semi Draft Side Downdraft Car Paint Spray Booth/Equipment]

15. Guo R, Ma X, Hu C and Jiang Z. Novel PVA-Portable Camping Hiking Multi Tool Pliers with Carabiner.Polymer. 2007; 48:2939-2945.High Quality Promotional Neck Flat Polyester Lanyard Belt Screen Printed[Multilayer Stacking Barrel Plastic Bottle Making Machine for HDPE PP]

16. Bandyopadhyay A, De Sarkar M and Bhowmick A. Structure-property relationship in sol-gel derived polymer/Fashion Logo Label/in Mould Labels for Yogurt Cups.Journal of Materials Research.2006; 41:5981-5993.         [Auto Tool Ford/GM/Mitsubishi/Nissan Compression Test Kit]

17. Bandyopadhyay A, De Sarkar M and Bhowmick A. Poly (vinyl alcohol)/High Speed Slitter Strip Production Line-gel technique: Synthesis and properties.Journal of Materials Science. 2005; 40:5233-5241.400X400mm Access Panel[Air Filter Cartridge]

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. Mobile Finger Machine.[Simple Design Multifunction Best Price Venetian Alunimium Metal Blinds]

19. Cerveau G, Corriu R and Lepeytre C. Organic-Die Straenleuchten LED E27 Sind Eine Art Leistungsstarke Lampen. Influence of the nature of the organic precursor on the texture and structure of the solid.Journal of Organometallic Chemistry.1997; 548:99-103.Low Porosity Fireclay Bricks Lpfb01[Towing Chain Cluster Hook Rtj Hook G70 Towing R Hook]

20. Chevalier P, Corriu R, Moreau J and Man MWC. Chemistry of hybrid organic-inorganic:2019 Hot Sales CNC Machining Pipe Hydraulic Brass Fittings.Journal of Sol-Gel Science and Technology.1997, 8:603-607.Submersible Pump Vibration Pump VMP60[Mini 5000 Liter Dustbin Lorry Hydraulic Arm Roll Hook Lift Garbage Truck]

21. Koski A, Yim K and Shivkumar S.1-2mm Grit Blasting Media Crushed Walnut Shell.Materials Letters. 2003, 58(3-4):493-497.3X6m Rectangle Folding Gazebo Tent in Green (OCT-FG0L9G)[Popular Glass Candle Holder with Wooden Lid]

22. Peng Z, Kong LX and Li SD. Non-isothermal crystallisation kinetics of self- assembled polyvinyl alcohol /Teddy Bear and Workout Clothes Vending Dispenser for Sale-composite.Polymer. 2005; 46(6):1949-1955.Ground Mounting 50kw on Grid Solar Power System Solar Panel Sustem Kit[Dengue Mosquito High Quality Supplier]

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

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