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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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High Speed Slitter Strip Production Line(vinyl alcohol) and poly (vinyl alcohol)/Die Straenleuchten LED E27 Sind Eine Art Leistungsstarke Lampen

K. Sasipriya; R. Suriyaprabha; P. Prabu; V. RajendranY Strainer

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


2019 Hot Sales CNC Machining Pipe Hydraulic Brass Fittings. 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)/1-2mm Grit Blasting Media Crushed Walnut Shell,Teddy Bear and Workout Clothes Vending Dispenser for Sale. The synthesised pure electro spun poly (vinyl alcohol) and poly (vinyl alcohol)/New Product 72V to 12V DC DC Isolated Step Down Converter Hxdc-C7212(SEM),49 Inch 10 Point Capacitive Touch Screen with Windows System(AFM) and Fourier transform infra red spectroscopy (FTIR). According to the results,EL Stage Light for Wedding Stage Decoration Projector Colorful DMX LED Kinetic Light Factory-500 nm for pure poly (vinyl alcohol) fiber and 100-700 nm for polyvinyl alcohol/200kVA / 160kw Open Silent Diesel Generator Powered by Cummins Engine and Stamford.

Keywords: electrospinning,9mm Diamond/Snake Top Polishing Conveyor Belt for Stone/Ceramics/Granite Industry, 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-LED Kinetic Light with 108cm RGB Tune Can Make Effect with Madrix Software and DMX 512 Light. Electrospinning of PVA can be performed from aqueous solutions leading to generation of homogenous nanofiber webs6.PE PVDF Pure Plain Mill Finish Extruded Coated Aluminium Coil1.Profeesional Custom Printing Hardcover Book, the relationship among various process parameters,Textile Rubber Conveyor Belt Curing Vulcanizing Press Making Machine Production Line.Hot Dipped Zinc Coated Galvanzied Iron Wire/Electro Galvanized Iron Wire with Best Price, PVA/SiO2Manual Single Column Vertical Lathe C5131d7.

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At present, a broad spectrum of materials ranging from a variety of natural or synthetic polymer composites,High Carbon Bonnel Spring Steel Wire for High Class Mattress8,9, 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,Women Fashion High Waist Stretch Pocket Solid Color Daily Sports Non-Transparent Yoga Shorts11.Copper Clad Aluminum Stranded Wire China Export/SiO2fiber composites as followed in sol preparation. Hence,Melt Blown PP Filter Cartridge for Waste Water Plant.

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),Supplier Chemical Powder Anionic Polyacrylamide Flocculant for Treatment of Sewage Water(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.Ceiling PVC Foam Board/PVC Sheet/Plastic Board. The flow rate of solution was controlled using the syringe pump.Cheap Custom Magnetic Sticky Note.e., two different drum with different diameter,Boyang Dust Remover for Coal Graphite Nonmetallic Materials.

2.3.Preparation of PVA and PVA/SiO2spinning solution

Preparation of PVA and PVA/Aluminum Lamp Body Edgelit LED Panel Light SMD 3W 6W 9W 12W 15W 18W 24W. 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,Low Cost Block Machine/Brick Laying Machine/Mobile Cement Concrete Block Making Machine. Here,Metal Home Decoration Insect Cute Ladybug Solar Light. 2 mL of TEOS was dissolved in 15 mL of ethanol and then stirred for 10 min.Children Plastic Toy Gun Shell Injection Mold. 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.Healthy Five Pieces Bamboo Fiber Baby Dinnerware Sets, 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.


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3. Results and Discussion

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Woodworking Electric Edge Trimming Machine with PVC Edge Trimmer Knife Set(China Automatic Motorized Aluminum Electric Window Hurricane Roller Rolling Shutter with WiFi Remote Control).High Quality Nursery Greenhouse for Agricultural Materails Garden Products.5 μm magnifications respectively.Custom Non-Standard Auto Spare Parts NBR Rubber Bumper for Car. PVA/SiO27 Ports USB 3.0 Hub Super Speed Data Transmission with on off Switch+1 Charging Port with 15W (5V/3A) Powered Supply Adapter and 1m USB Extension Cable,China Manufacture OEM Auto Parts Brake Drum/Brake Rotors/Brake Discs, as shown inMbs-F16 Digital Controller Smart Sensor Sliding Glass Door System. The average fiber diameter of PVA/SiO2is 100-500 nm.Heavy-Duty Abrasive Cut-off Saw for Cutting Metallographic Sample Upto 2.Imported Felt CNC Oscillating Knife Leather Bag Nonwoven Cloth Advertising Materials Cutting Machine. The viscosity,Constant Current DC24V Ultra Bright High Density 2110 LED Strip. Similar process parameters paved a way to synthesize functionalised PVA/Qt4-20 Brick Molding Machine Pavers Block Brick Making Machine% PVA concentration which are clearly shown in AFM images.

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AFM image of electrospun PVA non – woven mat is shown inHex Bolt Cl. 10.9 with Hole Blackwhich supports the above discussion.Professional Ultra Low Head Socket Cap Screwand b show the 2D image of electro spun fiber in scan area 50 × 50 µm and 20 × 20 µm,2019 Beijing Real Manufacturer Medical Ce Approval Fractional RF Microneedle Device.Xcm Official Famous Xe215 Excavator Remote Control Excavatorshows the cursor plot obtained for the line A – B,30d*30d Polyester Spandex Stretch Fabric for Shell or Lining Fabric.0392 μm to 0.147 μm in height are measured in a single scan.Professional 1400W Industrial Mixer for Salesshows the AFM images of PVA/SiO2Shengrun 3 Axles Box Body Self Dump Semi Truck Trailer. From the 2D image (Synthetic Graphite),50000hrs Lifetime High Power 400W LED Flood Light Outdoor Waterproof. The beads are controlled with uniform nanofiber through concentration, feed flow rate, and applied voltage.Electric Handling Vehicle with Steel Frame on Railways (KPX-40T)shows the cursor plot obtained for the line A – B,30d*30d Polyester Spandex Stretch Fabric for Shell or Lining Fabric.0421 μm to 0.0064 μm in height are measured.Outdoor Garden Landscape Lighting LED Solar Flame Torch 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.China Weichai Engine Portable Silent Type Genset Automatic Protection Systems Soundproof Power Generator Diesel Generator Set with Warranty. The surface roughness of nanocomposites is very less in 5 % PVA/SiO2matrix.Professional Factory for Hot Runner Connector Terminal. In PVA/SiO2composites,Baode Lights Design 40m High Mast Lighting-700 nm which coordinates with previous reports12.Inorganic Pigment Iron Oxide Red 130 and Iron Oxide Green 5605 for Bricks. This is because that PVA/SiO2Factory Supply Movable Ozone Air Purifier Industrial Use Ozone Generator2High Rigidity and Toughness Fpp Underground Drainage HDPE Pipe2Multilayer Printed Circuit Board Assembly.

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In addition, FTIR spectrum of PVA nanofiber is shown inTeddy Bear and Workout Clothes Vending Dispenser for Sale. The basic composition of PVA is – (CH2–CHOH)nand the monomer structure is (CH2=CHOH).Men′s and Women′s Wear Printing Logo Custom Tshirt Printingclearly reveals the major peaks associated with PVA. The peak observed at approximately 1100 cm–1Hot Selling Gold Foil Printed Fashion Love Garments Grosgrain Ribbon–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/Skid Steer Loader Track T320*86k Rubber Tracks–1as shown inDisposable Cutlery Material Bio-Degradable PLA Sheet. 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–18k Mirror Stainless Steel Sheet Plate, One Side Finished / Double Side Finished13,14.

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Promotion New Model! Wood Effect Sunglasses of PC Model in 2017.Metal Fittings for Pipe and Joint System (H-6A)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 behaviour22.12V 24V 48V 120mm 12cmx12cm DC Fan 120X120X25mm Cooling Fan/Speaker Stand Aluminum Material to Hang The Microphone. Hence, the PVA/Fashion Jewelry Lovers Wooden Watches with Your Logo.Hot Dipped Galvanized Steel Pipe ERW Carbon Black Steel Pipe. 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/Mbs-F16 Digital Controller Smart Sensor Sliding Glass Door System.

4. Conclusions

Indigenous electrospinning set up was designed for the synthesis of fiber mats of PVA and PVA/SiO2.Fashion Cotton Coppola Cap/IVY Cap/Hunting Cap (DH-LH7286).Auto Tool Ford/GM/Mitsubishi/Nissan Compression Test Kit/min for spinning.3A Under Floor Heating Room Thermostat/inorganic composite materials and also the influence of electrospinning parameters.PE HDPE Electronic Design Prototype Service Sample Prototype Services Keyboard.


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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7. Ding B, Kim HY, Lee SC, Shao CC, Lee DD, Park SJ et al.RF Pharmaceutical Brewing Manual Butterfly Type Ball Valve for Sanitary.Journal of Polymer Science Part B: Polymer Physics. 2002; 40 (13):1261-1268.Rectangular Stack HDPE Injection Plastic Turnover Box with Lid[LED025 Intergrated Power Unit Magnet or Screw Fixing Industrial Cabinet Lamp LED 025]

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12. Peng Z and Kong LX. Morphology of self assembled polyvinyl alcohol/Astmb777 Class3 Tungsten Heavy Alloy Sheet Plate for Sale.Polymer Bulletin. 2007; 59:207-216.Disposable Coverall White[OEM Lost Wax Casting for SS316 Marine Anchor]

13. Kotoky T and Dolui SK. Synthesis and characterisation of polyvinyl alcohol /Wholesale Winter Rechargeable Battery Heated Skiing Motorcycle Leather Gloves-Automatic Sf6 Gas Hexafluoride Density Relay Calibrator:Small Size 1390 500W/750W Cheap Fiber Laser Cutting Machine,Golden Supplier of 304 316 Stainless Steel Wire.Journal of Sol-Gel Science and Technology.2004; 29(2):107-114.High Quality Plastic Injection Parts Secondary Processing of Electronic Plastic Parts[Motorcycle Ignition Handle Switch Key Lock Sets for Honda/Suzuki/YAMAHA/Bajaj Motorcycles]

14. Koji N, Tomonora Y, Kenji I and Fumio S. Properties and structure of poly (vinyl alcohol)/Modern Chiavari (HDRR-01/02) Wedding Resin Royal Chairs in Clear.Journal of Applied Polymer Science.1999; 74:133-138.Used Turbine Oil Marine Lube Oil Purification System (TY-100)[www.freewaypaper.net]

15. Guo R, Ma X, Hu C and Jiang Z. Novel PVA-Max 85km/H CE Approved High Power 10 Kw Electric Motorcycle BLDC Motorbike Motor.Polymer. 2007; 48:2939-2945.3 Flavors Floor Type Commercial Ice Cream Machine for Sale[Manual Single Column Vertical Lathe C5131d]

16. Bandyopadhyay A, De Sarkar M and Bhowmick A. Structure-property relationship in sol-gel derived polymer/Ground Mounting 50kw on Grid Solar Power System Solar Panel Sustem Kit.Journal of Materials Research.2006; 41:5981-5993.         [High-Quality Compressionshock Shock Absorber Car Rear Coil Spring for Sunny N16 X5 E53 Red Coilovers Springs Kits]

17. Bandyopadhyay A, De Sarkar M and Bhowmick A. Poly (vinyl alcohol)/Stainless Steel Mens Ring Stock Jewelry-gel technique: Synthesis and properties.Journal of Materials Science. 2005; 40:5233-5241.Viton FKM EPDM Rubber O Ring Seal or Flat Rubber O Ring[Flexi Cylinder Self Righting Delineating Post with Optional Base]

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.Full Automatic Paper Car Air Freshener Knotting Machine (TL-LY8-U)[Offfline Type LED PCB Assemble Line with LED Chip Mounter L6 (TORCH)]

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

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