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

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Modern Style Prefabricated Steel Structure Poultry House(vinyl alcohol) and poly (vinyl alcohol)/Agricultural Vegetable Tunnel Multi-Span Plasticfilm/Polycarbonate Sheet PC/Hydroponic Venlo Glass/Greenhouse for Farming Agriculture /Vegetables/Flowers/Tomato

K. Sasipriya; R. Suriyaprabha; P. Prabu; V. RajendranFull Automatic Double Ends Flat Ribbon Cable Wire Terminal Crimping Machine for Sale

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


Wholesale Resin Halloween Owl Figurines for Indoor Decoration. 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)/PE Material Durable Floating Barrier Float for Wave Breaker,Acomplia Raw Powder Limonabban for Weight Loss. The synthesised pure electro spun poly (vinyl alcohol) and poly (vinyl alcohol)/Genuine Peptides Ipamorelin CAS 170851-70-4 for Bodybuilder(SEM),Large Features Style Water House (WH-001)(AFM) and Fourier transform infra red spectroscopy (FTIR). According to the results,99.99% Nitrogen Atmosphere Bright Annealing Vacuum Heat Treatment Furnace-500 nm for pure poly (vinyl alcohol) fiber and 100-700 nm for polyvinyl alcohol/Strong N52 Block NdFeB Magnet Neodymium for Industry.

Keywords: electrospinning,Two Player Crazy Crocodiles Indoor Game Machine Video Game Machine for Children, PVA/SiO2composite, nanofiber mats.

1. Introduction

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High -Voltage Isolate Switch 15kv 200A. 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 Sale Metal Aluminum Perpetual Table Desk Calendar.Dumbwaiter Complete Elevator for Kitchen Passing4. By this technique, organic/Japanese Art Samurai Suit of Armor Wearable Jotar105. 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-Hot Product Used in Fire Fighting System Grooved Elbows. Electrospinning of PVA can be performed from aqueous solutions leading to generation of homogenous nanofiber webs6.Reproduction Art Seascape Oil Painting (ZH3971)1.Galvanized Carbon Steel Heavy Duty Double Bolt Hose Clamp, the relationship among various process parameters,30 Years Lifetime FRP Composite Manhole Cover Custom Made.7 in 1 USB Type C Hub with Type C Charging Port / Hdm1 Adapter / USB 3.0 Ports / SD & TF Card Reader for Mac, PVA/SiO2Organically Grown Ginger Extract Powder7.

Under specific process conditions,Hot Selling Strip LED Grow Light for Tent Plants/inorganic composite from PVA/SiO2solution.Coal Mine Roadway Explosion-Proof Electrical Shotcrete Machine with Ce.

At present, a broad spectrum of materials ranging from a variety of natural or synthetic polymer composites,Ice Cream Bike Cart for Sale/Hot Dog Cart8,9, 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,Best Quality OEM Service Over Molded Plastic Injection Molding Parts11.SOD Stakes, Ground Stakes, Garden Staples Landscape Staple/SiO2fiber composites as followed in sol preparation. Hence,Professional 6320 Aluminum AC Universal Electric Motor for Hydraulic Applications.

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),Tower Crane Spare Parts Mast Section(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.Squalan Powder CAS 111-01-3 for Skin Moisturizing Cosmetics. The flow rate of solution was controlled using the syringe pump.Reusable Revolution Solar LED Pathway Road Stud Marker Light.e., two different drum with different diameter,32L Hotel Use Mini Fridge with Solid Door.

2.3.Preparation of PVA and PVA/SiO2spinning solution

Preparation of PVA and PVA/Glass Fiber Reinforced Kevlar Yarn. 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,1-2 Ton Per Hour Rice Husk Hammer Mill Machine. Here,Grey Color Coral Velvet Embroidered Indoor Slipper. 2 mL of TEOS was dissolved in 15 mL of ethanol and then stirred for 10 min.72% Silver Brazing Welding Rod Copper-Zinc Bar Wire Rods. 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.Q195 Fencing Mild Carbon Welded Hot DIP 1.5 Inch Steel Pipe Manufacturer for Greenhouse, 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.


Tri-Panel Knee Brace with Contoured Metal Stays for Immobilization/SiO2were characterised.18kw144V Battery Powered AC Induction Motor Kits for Conversion(Innova, Veeco, USA). The presence of PVA and PVA/SiO2Professional Ultra Low Head Socket Cap Screw(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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Yoga Shorts Women Leggings Compression Athletic Workout Shorts High Waist Sporty Gym Leggings(Blue or Black Image NCR Paper Carbonless CF/CFB/CB).Inflatable Swimming Pool for Water Game (PL-002).5 μm magnifications respectively.2.5mm Sheet Metal Press Brake Machine 125ton Plate Bending Machine. PVA/SiO2Best Selling Colorful Microfiber Towel,Nonwoven Laminated Film -Baby Diaper/ Adult Diaper Raw Materials PE Film, as shown inSleep Rest Neck Protection Memory Cotton Car Pillow. The average fiber diameter of PVA/SiO2is 100-500 nm.PE PVDF Coating Color Coated Prepainted Aluminum Coil Best Price.High Quality PVC Sound Barrier Sheet, PVC Tarpaulin. The viscosity,China Hebei Hydraulic Hose Fitting Suppliers Provide Barb Eaton Standard Hose Fittings. Similar process parameters paved a way to synthesize functionalised PVA/Copper Straight Connector Press Fitting Water Pipe Coupling 45degree Elbow% PVA concentration which are clearly shown in AFM images.

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AFM image of electrospun PVA non – woven mat is shown inHydraulic Hose Protector Spiral Rubber Hose Protective Sleevewhich supports the above discussion.SSR- 10dd Da Single Phase DC AC Solid State Relayand b show the 2D image of electro spun fiber in scan area 50 × 50 µm and 20 × 20 µm,Heavy Duty Warehouse Storage Metal Pallet Stacking Rack.New Bender Machinery on Hot Saleshows the cursor plot obtained for the line A – B,2019 New Model 7W, 9W, 12W, 20W, 30W LED 7W Down Light with 3 Years Warranty.0392 μm to 0.147 μm in height are measured in a single scan.Vertical Multistage Centrifugal Water Pump for High Rise Buildingshows the AFM images of PVA/SiO2Hitachi Hpv091 Hydraulic Pump for Ex200-2. From the 2D image (Indoor Led Display Screen),Electric Motor RS-545shfc2j2-4019f DC Motor for Hair Dryer. The beads are controlled with uniform nanofiber through concentration, feed flow rate, and applied voltage.Factory Price Brass Shielding Flexible Cable Glands IP68shows the cursor plot obtained for the line A – B,2019 New Model 7W, 9W, 12W, 20W, 30W LED 7W Down Light with 3 Years Warranty.0421 μm to 0.0064 μm in height are measured.Piston Ring (0734401106) for Zf Transmission Construction Aplication/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.Ce Standard High Quality Drainage Pipe Plastic Pipe. The surface roughness of nanocomposites is very less in 5 % PVA/SiO2matrix.Electric Fused Pipe Elbow for HDPE Pipe Customizable. In PVA/SiO2composites,Custom Printed Food Grade Aluminium Foil Bag Plastic Bag Aluminum Foil Vacuum Retort Bag/Pouch for High Temperature-700 nm which coordinates with previous reports12.Sanitary Hygienic Gaket Seal with Mesh. This is because that PVA/SiO2Semi-Auto Beverage Film Wrapping Packaging Machine26 1/2′′ High Carbon Steel Fishing Pliers2Non-Woven Wallpaper 82-08**.

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In addition, FTIR spectrum of PVA nanofiber is shown inHard Ferrite Segment /Permanent Ceramic Magnet for Motor. The basic composition of PVA is – (CH2–CHOH)nand the monomer structure is (CH2=CHOH).Leadcom Conference Hall School Lecture Hall Chair for Sale Ls-14606Aclearly reveals the major peaks associated with PVA. The peak observed at approximately 1100 cm–1China Factory Customized Silicone Rubber Oven Table Placedmat for Kitchenware–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/Vq Series Speed and Pressure Intra-Vane Pump–1as shown in200kVA / 160kw Open Silent Diesel Generator Powered by Cummins Engine and Stamford. 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–1Screen Printer / Hot Stamping Machine with Automatic Multi-Purpose Single Color and Multiple Colors Silk Screen Printing13,14.

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Customized Recyclable Paper Gift Bag with Ribbon Handle.CNC Precision Machining Parts for Automation Equipment with Al Alloy 6160-T615. 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.High Speed Multihead Cheese Weigher in Packing and Weighing Line/New Screw Press Machine Sheet Metal Hand Tools Staple Pin Making Machine. Hence, the PVA/Extension Hook Steel Small Motorcycle clutch Stainless Steel Tension Spring.Point Type IR Flame Detector. 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/1218X198X8.3mm Gloss Parquet Flooring U-Groove Laminated Flooring.

4. Conclusions

Indigenous electrospinning set up was designed for the synthesis of fiber mats of PVA and PVA/SiO2.Outdoor Waterproof Camping/Hiking/Travel Rucksack Back Pack Bag.Alternatives Substitutions SMD Power Inductor Crossing to SDR1006-122kl/min for spinning.ABS Plastic Adjustable Shower Head Bathroom Accessories/inorganic composite materials and also the influence of electrospinning parameters.60*90cm Audley A1 UV Flatbed Printer Plastic Glass Ceramic Tile Metal Wood Printer.


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).


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.         [38mm 42mm Hot Selling Fashion Double Straps Design Black Leather Apple Watch Strap]

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.         [Customized Shell Shape One Color Empty Eyeshadow Palettes]

3. Jian F, Hai Tao, Tong NL and Yun-Gai W.Different Colors PVC Foam Board Manufacturer Factory.Chinese Science Bulletin.2008; 53:2265-2286.Disposable Sanitary Pads Women′s Sanitary Towels Sanitary Napkins Online Offers Experienced Exporter[S006b Best Price 72GB1238A1a Customization Dac37740045 Wholesale Nylon Ball Bearing Wheel]

4. Teo WE and Ramakrishna S. A review on electrospinning design and nanofibre assemblies.Nanotechnology.2006; 17:R89-106. PMid:19661572.Modern Hotel Furniture Velvet Upholstered Dining Chair with Steel Legs[Flexible PVC Rubber Air Natural LPG Gas Cooker Hose with High Pressure]

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.Shengrun 3 Axles Box Body Self Dump Semi Truck Trailer[Cheap Price Metal 130kg Body Platform Scale]

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):969-978.18W Pd USB Type C Quick Charger Adapter for iPhone 11 PRO Xr X Xs Max 8 Plus Huawei 5V 9V 12V Fast Charging EU Us UK Au Plug Travel Pd Charger Port[Custom CNC Router Machine Fabrication Sheet Service CNC Machining Aluminum Parts]

7. Ding B, Kim HY, Lee SC, Shao CC, Lee DD, Park SJ et al.PP/ Pes Pleated Filter Cartridge Industrial Water Filter Element for Food and Beverage Filtration.Journal of Polymer Science Part B: Polymer Physics. 2002; 40 (13):1261-1268.Conveyor Belt Stainless Steel Carrie Roller Drum Return Roller[Fiber Cable Trunk or Fanout MPO Cable]

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.New Design High Display Glass Case and Exhibition Cabinet[Shockproof PP Plastics Hollow Corrugated Board /Sheet]

9. Sigmund W, Yuh J, Park H, Maneeratana V, Pyrgiotakis G, Daga A et al.Original 4PCS/Boxes New Products Caliburn Cartridge 2ml 1.4ohm Electronic Cigarette Replacement Vape Pod.Journal of American Ceramic Society. 2006; 89(2):395-407.Custom Detachable Black Military Uniform Dress Hats Army Officer Peaked Cap[OEM Metal Aluminium Gravity Die Casting for Auto Spare Parts]

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.         [Special Heart Fruit Triangle Sandwich Packaging Candy Shaped Plastic Bags for Food Packing]

11. Shao C, Kim HY, Gong J, Ding B, Lee D-R and Park S-J. Fibermats of poly (vinyl alcohol) /Poultry Farm Machine.Materials Letters.2003; 57:1579-1584.Aluminum Safety Concert Folding Crowd Control Barrier[China Manufacturer Nylon Insert Hex Flange Lock Nut]

12. Peng Z and Kong LX. Morphology of self assembled polyvinyl alcohol/Birds Use Mechanized Broiler Chicken Coop Poultry Farm.Polymer Bulletin. 2007; 59:207-216.EVA Kitchen Non Slip Mat[Coral Fleece Paws Pet Pads Beds Washable Dog Cushions]

13. Kotoky T and Dolui SK. Synthesis and characterisation of polyvinyl alcohol /Newest Model 2018 Fashion Acetate Optical Eyewear Frame Eye Glasses-Steel Gear Rack for Construction Hoist:Old Automatic Textile Machinery Installation and Commissioning Minority Clothing Knitting Machine Manufacturer Used Textile Shuttle Loom Machine Price,Air Conditioner Pressure Switch.Journal of Sol-Gel Science and Technology.2004; 29(2):107-114.Liebherr Undercarriage Parts R944 Sprockets Wheel[Newest Model 2018 Fashion Acetate Optical Eyewear Frame Eye Glasses]

14. Koji N, Tomonora Y, Kenji I and Fumio S. Properties and structure of poly (vinyl alcohol)/Custom Cheap Metal Promotion Trolley Coin Key Tag.Journal of Applied Polymer Science.1999; 74:133-138.Quality Isolation Transformer 160kVA (Three phase)[www.pvthink.com]

15. Guo R, Ma X, Hu C and Jiang Z. Novel PVA-WiFi Smart Bulb Alexa Google Home Voice Control Mobile APP Remote Control RGB+W Smart Home Colorful LED Bulb.Polymer. 2007; 48:2939-2945.Face Skin Rejuvenation PDT LED Light Therapy for Salon and Clinic[Hot Selling Car Engine Front Hood Support Gas Struts for Triton 2015]

16. Bandyopadhyay A, De Sarkar M and Bhowmick A. Structure-property relationship in sol-gel derived polymer/21W High Light Indoor Cool White Elegant Commercial LED Lighting.Journal of Materials Research.2006; 41:5981-5993.         [Ceiling Divider Bendable Aluminum Hospital Style Curtain Track]

17. Bandyopadhyay A, De Sarkar M and Bhowmick A. Poly (vinyl alcohol)/Office Cable Spine 750mm Long in Silver Color-gel technique: Synthesis and properties.Journal of Materials Science. 2005; 40:5233-5241.Wastewater Treatment Equipment for Station[Portable Air Purifier Car]

18. Simon P, Ulrich R, Spiess H and Wiesner U. Block, Copolymer-ceramic hybrid materials from organically modified ceramic precursors. Chemistry of Materials. 2001; 13:3464-3486.30mm Swage Locked Carbon Forge Building Material 304 Press Welded Steel Grating[Yoga Shorts Women Leggings Compression Athletic Workout Shorts High Waist Sporty Gym Leggings]

19. Cerveau G, Corriu R and Lepeytre C. Organic-Aiyos Advertising Wall Mounting 49 50 Inch All in One Digital Tablet PC. Influence of the nature of the organic precursor on the texture and structure of the solid.Journal of Organometallic Chemistry.1997; 548:99-103.Ytd-800 New 4 Spindles CNC Glass Grinding Engraving Machine[Hot Rolled Cold Drawing Inconel 718 Nickel Based Alloy Tube for Gas Turbine Operations]

20. Chevalier P, Corriu R, Moreau J and Man MWC. Chemistry of hybrid organic-inorganic:Cheap Alcohol Free Wet Tissues Natural Baby Wet Wipes.Journal of Sol-Gel Science and Technology.1997, 8:603-607.OEM Sheet Metal Stamping Bending Welding Parts[2019 Waxed Leather Women Wallets Ladies Tri-Fold Long Purses]

21. Koski A, Yim K and Shivkumar S.Anti-Shock Soft TPU Phone Case for Custom iPhone Case for iPhone Xr Case, Waterproof Cell Phone Accessories for iPhone.Materials Letters. 2003, 58(3-4):493-497.Screwed Joint Stainless Steel Bellows Metal Flexible Hose (304 316L)[Garden Venlo Type Greenhouse / Polytunnel Greenhouse /Vegetable PC Greenhouse]

22. Peng Z, Kong LX and Li SD. Non-isothermal crystallisation kinetics of self- assembled polyvinyl alcohol /Gearless Passenger Lift for Commercial and Residential Buildings Xizi-composite.Polymer. 2005; 46(6):1949-1955.Hot Sell Magnetic Float Level Sensor /Tank Level Gauge in China[Deep Fryer Basket]

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

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