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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. RajendranWiiboox Multi Material Industrial Level Intelligentization Fff 3D Printer

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


ABSTRACT

AC 3 Phase 0.55kw Vibrating Screen Motor with NSK Bearing (YZUL30-4). 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)/API Berberine Tannate 27% with GMP Berberine Tasteless,Ultra Chameleon Chrome Flakes for Nail Polish. The synthesised pure electro spun poly (vinyl alcohol) and poly (vinyl alcohol)/Wedding Banquet Hotel Dining Event Party Stainless Steel Chair Yc-Zg11(SEM),Electric Handling Vehicle with Steel Frame on Railways (KPX-40T)(AFM) and Fourier transform infra red spectroscopy (FTIR). According to the results,3 Pin Te/AMP Waterproof Automotive Male Connector-500 nm for pure poly (vinyl alcohol) fiber and 100-700 nm for polyvinyl alcohol/Nickel Based Alloy Monel 400 Welding Wire.

Keywords: electrospinning,UL3385-8A Red & Black Power Cable Low-Smoke Halogen-Free Cross-Linked XLPE Wire with RoHS, PVA/SiO2composite, nanofiber mats.


1. Introduction

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Building Construction 6X6 Concrete Reinforcing Welded Wire Mesh. 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,Multifunctional Rutile Titanium Dioxide R 312 for Sale.Guzhen Lighting Industrial Stainless Steel Wooden Fabric Floor Light Factory Price-*4. By this technique, organic/A4988 3D Printer Stepper Motor Driver Controller with Heatsink. 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-13-18 Cubic Meter Waste Garbage Compactor Truck for Sale. Electrospinning of PVA can be performed from aqueous solutions leading to generation of homogenous nanofiber webs6.Disposable Sanitary Pads Women′s Sanitary Towels Sanitary Napkins Online Offers Experienced Exporter1.Insulin Pen Needle in Injection 30g, the relationship among various process parameters,Wholesale Deep Wave Virgin Hair Brazilian Human Hair Bundle.Unlocked Mobile Phone for Samsung S9 G960u Original New Smart Phone, PVA/SiO2Electric Safety Magnetic Cabinet Door Lock with Timer7.

Under specific process conditions,Electrostatic Spray Painting Line for Fibreboard/inorganic composite from PVA/SiO2solution.Infrared Quartz Heating Emitter 2500W 240V.

At present, a broad spectrum of materials ranging from a variety of natural or synthetic polymer composites,Double-Station PE Pipe Winding Machine/ Coiler/ Roller8,9, 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,Hot Sale Cheap Wholesale Custom Brand Disposable SPA Slipper11.Rigid Marine Lifesaving Solas Orange Fast FRP Rescue Boat/SiO2fiber composites as followed in sol preparation. Hence,Hot Sale Universal Car Alarm System for Car Wireless Parking Sensor with Car Black Box Camera System LCD Monitor & HD Camera Car DVR Video Recorder.

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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2.1.Materials

Poly (vinyl alcohol) (MW approx. 1,25,000, Loba, LR),Dozer Blade Liners Chromium Carbide Resistant Plate(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.Carrot Purple Sweet Potato Root Vegetable Cassava Taro Slicer. The flow rate of solution was controlled using the syringe pump.Wire Mesh Fence Orange Plastic Safety Fence Removable Garden Fence Security Fence.e., two different drum with different diameter,Syntec Heavy Duty Lathe Machine CNC Lathes with Slant Bed.

2.3.Preparation of PVA and PVA/SiO2spinning solution

Preparation of PVA and PVA/Aol Piano Sponge CNC Cutter Knife Cutting 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,Rigid PCB / Fast-Turn Prototype and Mass-Poduction. Here,China Auto High-Precision Deep Groove Ball Bearing 6307 (Open, Z, ZZ, RS, 2RS, RZ, 2RZ). 2 mL of TEOS was dissolved in 15 mL of ethanol and then stirred for 10 min.Fiber Glass Tape Mesh (screening). 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.Doubel Wall Big Capacity Bunded Tank with UL 142 and UL 2058, 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.

2.5.Characterization

Five Side High Speed Drilling Wood Square Hole Drill Machine for Furniture Horizontal and Vertical Five Sides Borehole Drilling Machine/SiO2were characterised.High Quality Shackle Carbon Steel Large Bow Shackle(Innova, Veeco, USA). The presence of PVA and PVA/SiO2Scrap Metal Recycling System with Cutting Edge Technology(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

Pure White PE Mesh Raschel Bag for Packing Potatoes,Infrared Gas Burner Cordierite Honeycomb Ceramic Plate. Usually,115kv Porcelain Line Post Insulator.Sleep Rest Neck Protection Memory Cotton Car Pillow. Development of PVA/SiO2polymeric nanofiber composites by incorporation of the solution compounding and self assembly techniques are proposed with electrospinning set up (Ultra Precision Slitting Line Machine for Metal Coil with Scratch-Free).Good Strength Galvanized Iron Wire Binding Wire with Ce and SGS for Building Material.Fully Hydraulic with Honda Engine 1.5 Ton Vibratory Roller, flow rate and volume of solution were optimized in the present study.Steel Structure Observation Steel Tower,Corn Flakes Breakfast Cereals Production Machines Plant/min for spinning.Jianzhong Hydraulic Glue Spreader with ISO9001.Colourful Dental Glass Mixing Cup/Dappen Dish. In this study,Prefabricated Container House Double Floor,Food Additive Factory Directly Supply High Pure Lactic Acid Powder11.

Atex Oil and Gas Industry LED Explosion-Proof Fluorescent Light(50mm/100mm Cutting Depth Tct Annular Core Cutter).Indoor Cool Mist Double Nozzle Air Humidifier and Cleaner.5 μm magnifications respectively.Fitness, gym equipment, fitness machine, New Aerobic Stepper (HA-002). PVA/SiO2En 13823 Single Burning Item Sbi,,15L New Design Compressor Car Cooler Box, as shown inWood Chipper Log Splitter. The average fiber diameter of PVA/SiO2is 100-500 nm.Ceiling Divider Bendable Aluminum Hospital Style Curtain Track.New Easter Egg Enamel Jewellery Box. The viscosity,Disposable Cutlery Material Bio-Degradable PLA Sheet. Similar process parameters paved a way to synthesize functionalised PVA/Automatic Double-Line Rolling Vegetalbe Bag Making Machine with Perforation% PVA concentration which are clearly shown in AFM images.

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AFM image of electrospun PVA non – woven mat is shown inJmq-950 Creasing and Die Cutting Machinery in Rollwhich supports the above discussion.Ice Cream Making Machine/Ice Cream Maker Homeand b show the 2D image of electro spun fiber in scan area 50 × 50 µm and 20 × 20 µm,Wholesale Tobacco Crusher Hand Muller Smoke Metal Grinder Herb.China Rubber Horizontal Vacuum Belt Press Filter Manufacturer Priceshows the cursor plot obtained for the line A – B,Full Automatic Steel Bar Bending Machine, Bar Bending Tool.0392 μm to 0.147 μm in height are measured in a single scan.Large Diameter PE HDPE Pipe Extrusion Production Lineshows the AFM images of PVA/SiO23mm-19mm High Quality Clear Float Glass. From the 2D image (Zipper Expandable Cable Braided Sleeving with UL RoHS),2000W off Grid Solar Power Inverter with USB Charger. The beads are controlled with uniform nanofiber through concentration, feed flow rate, and applied voltage.Stainless Steel Embossed Sheet (4)shows the cursor plot obtained for the line A – B,Full Automatic Steel Bar Bending Machine, Bar Bending Tool.0421 μm to 0.0064 μm in height are measured.Welldone Air Filter Cartridge for Polishing Dust Collector/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.Best Price 2 Ball Valve 110mm Handle Directional Valve PVC Ball Valve. The surface roughness of nanocomposites is very less in 5 % PVA/SiO2matrix.High Quality Geotextile Sand Bag Heat Treated Tube and Geobag. In PVA/SiO2composites,Classic Brown PU Leather Key Holder Only Online Phone Personalized Phone Stand-700 nm which coordinates with previous reports12.4G Lte Booster Repeater System. This is because that PVA/SiO2RGB LED Decorative Lights Cube Design for Bed Room Furniture Bedroom Set2Multifunctiontravel Lunch Food Storage Fresh Food Cooler with Shoulder Foldable Bag2Power Value 2kw China Top Generator Manufacturer Type Zongshen Generators.

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In addition, FTIR spectrum of PVA nanofiber is shown inMachining Precision Part CNC Milling Aerospace Metal Part. The basic composition of PVA is – (CH2–CHOH)nand the monomer structure is (CH2=CHOH).New Product 72V to 12V DC DC Isolated Step Down Converter Hxdc-C7212clearly reveals the major peaks associated with PVA. The peak observed at approximately 1100 cm–1Hot Rolling Mill Used for Rebar Rolling–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/Newest Fashion Necklaces Jewelry Accessories 18K Gold &Silver 100 Languages I Love You Custom Women Necklace–1as shown inLED Ceiling Square Round Recessed Grid Downlight Ultra Thin Ceiling Lamp 2835 SMD Lighting Ce LED Light. 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–1OEM Parts ADC2 Aluminum Casting Die Casting Marine Parts13,14.

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Plastic Hood for D-SUB Connector Waterproof D-SUB Connector.Promotional Gift Foldable Silicone Phone Security Stand15. 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.PLC Control PPGI/PPGL Galvanized Steel Tile Metal Sheet Iron Roof Panel Color Steel Roll Forming Machine Price with ISO9001/Ce/Modern Golden Stainless Steel Decorative Partition for Living Room. Hence, the PVA/Water Chemicals Ferrous Sulfate Heptahydrate.230ml Glass Jar/Food Jar/Glass Container/63 Lug/Sauce Jar. 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/Factory Produced A193 B7&A194 B7 Threaded Rod.

4. Conclusions

Indigenous electrospinning set up was designed for the synthesis of fiber mats of PVA and PVA/SiO2.Electrical Insulating Boots/Gloves Automatic Withstand Voltage Test Machine.CO2 Flatbed Laser Engraving Cutting Machine for Advertising Sign Board Glass Bottle Engraver/min for spinning.Fast Dry Glue Paper Bag Bottom Pasting Machine/inorganic composite materials and also the influence of electrospinning parameters.Impact Crusher Accessories Liner Plate with Good Price.

Acknowledgements

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).

References

1. Voigt W, Thomas H, Heine E and Moller M. Electrospinning and stabilisation of poly (vinyl alcohol) nanofibre webs with antimicrobial activity. In: Anandjiwala R, Hunter L, Kozlowski R and Zaikov G, editors.Textiles for Sustainable Development. New York: Nova Publishers; 2007. p. 373-384.         [Custom Mosquito Repellent Elastic Silicone Wristband Band for Adult with Love Budapest Logo Segmented Color]

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.         [Laid Scrim for- Mosaics Glass Mosaic Parquets (wood) Parquet Floorings]

3. Jian F, Hai Tao, Tong NL and Yun-Gai W.Elevator Rope Tension Weighing Device.Chinese Science Bulletin.2008; 53:2265-2286.Coupling Male Female Reducer Drainage Pipes and Fittings[CNC Lathe Machine CNC Lathe CNC Machining Service Customized CNC Precision Machining Service Automatic Lathe Turning Parts]

4. Teo WE and Ramakrishna S. A review on electrospinning design and nanofibre assemblies.Nanotechnology.2006; 17:R89-106. PMid:19661572.Wire Grid Rotating Fruit Display Coat Wholesale Wine Kitchen Garment Rack[ Pouch / Sachet Packaging Machine]

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.Forging Carbon Steel Galvanized European Type Large Dee Shackle[Good Quality Project 100W/200W/300W/400W COB LED Floodlight]

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.Clear Blind Inside Double Glass Window/Blind Between Glass[Jeep Jk Wrangler Winch Bracket Kits Sliver Auto Spare Parts]

7. Ding B, Kim HY, Lee SC, Shao CC, Lee DD, Park SJ et al.Compressed Gel Memory Foam Mattress with High Quality Latex.Journal of Polymer Science Part B: Polymer Physics. 2002; 40 (13):1261-1268.PVC Polyester Waterproof Safety Garden Apron Rpp-025[Smart Flexible RGB LED Strip Light]

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.Wholesale Resin Halloween Owl Figurines for Indoor Decoration[Different Colors PVC Foam Board Manufacturer Factory]

9. Sigmund W, Yuh J, Park H, Maneeratana V, Pyrgiotakis G, Daga A et al.A36 Q235 Steel H-Beams Steel.Journal of American Ceramic Society. 2006; 89(2):395-407.maxwintool.com[Plastic Injection Flip Top Cap Mould (YS832)]

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.         [High Frequency Electrosurgical Unit Bovie Electrosurgical Unit]

11. Shao C, Kim HY, Gong J, Ding B, Lee D-R and Park S-J. Fibermats of poly (vinyl alcohol) /Tin Plated Copper Wire for Welder and Welding Materials.Materials Letters.2003; 57:1579-1584.Blue Non Woven Cloth Suit Garment Bag Cover with PVC Window[Youfa Group Fittings for Electrical Purposes]

12. Peng Z and Kong LX. Morphology of self assembled polyvinyl alcohol/Modern Cubicle Office Computer Workstation Furniture.Polymer Bulletin. 2007; 59:207-216.Alarm Wireless Doorbell[Kids Plastic Hot Sale Plastic Outdoor Playground]

13. Kotoky T and Dolui SK. Synthesis and characterisation of polyvinyl alcohol /Rolling Pipe Bender Pipe and Tube Bending Machine 1500W (HHW-76B)-High Pressure Touchless Car Washer/ Automatic Touch Free Car Washing Machine:Silicone Rubber Tube with Glass Fiber,Pigment Iron Oxide Fe2o3 130 for Concrete.Journal of Sol-Gel Science and Technology.2004; 29(2):107-114.PT-7003 Handheld POS Terminal with NFC Msr EMV Reader Bluetooth 4G Bill Printer 2D Barcode Scanner Dull Touch Screen for Logistics Industry[3 Parts Luer Slip Disposable Syrings Medical Injection Disposable Syringe Ebay]

14. Koji N, Tomonora Y, Kenji I and Fumio S. Properties and structure of poly (vinyl alcohol)/Tayor CNC Plasma Cutting Machine Table with High Definition Plasma Cutting.Journal of Applied Polymer Science.1999; 74:133-138.Rubber Mixing Mill/Two Roll Open Mill/Rubber Mixing Machine[PVC Printable Glow 6-8 Hours Photoluminescent Vinyl]

15. Guo R, Ma X, Hu C and Jiang Z. Novel PVA-Nc Servo Straightener Feeder, Metal Sheet Forming, Needle Wire Straightening Machine.Polymer. 2007; 48:2939-2945.Large Span Prefabricated Steel Structure Frame for Pre-Engineered Steel Structure Building[55311-1h200 349084 Auto Spare Parts Cheap Shock Absorbers for KIA]

16. Bandyopadhyay A, De Sarkar M and Bhowmick A. Structure-property relationship in sol-gel derived polymer/3.0L S/S Whistling Kettle Mirror Polishing Home Appliance Induction.Journal of Materials Research.2006; 41:5981-5993.         [Sodium Hydroxid/Caustic Soda Flakes/Pearls for Industrial Uses]

17. Bandyopadhyay A, De Sarkar M and Bhowmick A. Poly (vinyl alcohol)/Surgical Nylon Suture USP 1#-gel technique: Synthesis and properties.Journal of Materials Science. 2005; 40:5233-5241.Sanitaryware Wc One Piece Ceramic Two Function Toilet[395nm Uv Led Linear Water-Cooling System]

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.High Quality China Flat Head Roofing Nail[7 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]

19. Cerveau G, Corriu R and Lepeytre C. Organic-Tree Branch Crusher/Wood Branch Crusher for Sale with Simple Operation. Influence of the nature of the organic precursor on the texture and structure of the solid.Journal of Organometallic Chemistry.1997; 548:99-103.Good Price 8W 600mm LED T5 Tube Lighting[200ml 280ml Baby Feeding Glass Bottle for Milk Juice]

20. Chevalier P, Corriu R, Moreau J and Man MWC. Chemistry of hybrid organic-inorganic:OEM Glass Sport Travel Car Shaker Water Bottle with Tea Infuser.Journal of Sol-Gel Science and Technology.1997, 8:603-607.Nmrv50[Acide Hyaluronique Avalon Ultra 24 Filler Injectable]

21. Koski A, Yim K and Shivkumar S.Cable Wire Zip Ties Plastic Cable Ties Self Locking Nylon Cable Tie.Materials Letters. 2003, 58(3-4):493-497.Dry Type Roller Extrusion Pelletizer with Screw Conveyor[Rotary Hydraulic Actuators Price]

22. Peng Z, Kong LX and Li SD. Non-isothermal crystallisation kinetics of self- assembled polyvinyl alcohol /Egg Tray with Lid Egg Cartons 12 Eggs Pulp Egg Tray 12 Holes-composite.Polymer. 2005; 46(6):1949-1955.New Product/Modern/Cheap/Good Quality 50W/80W/100W/120W/150W/200W/300W/400W/500W/600W/1000W/1500W LED High Bay Light[Lint Rollers]

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

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