50000hrs Lifetime High Power 400W LED Flood Light Outdoor Waterproof

SciELO - Scientific Electronic Library Online

vol.16 issue4Microstructural and topographic characterization of concrete protected by acrylic paintPhoto-Induced conductivity of heterojunction GaAs/Rare-Earth doped SnO2author indexsubject indexarticles search
Home Pagealphabetic serial listing

Mechanical Seal Component Seal Z4

Print versionISSN1516-1439

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

220V 120A MMA Mini Portable IGBT DC Arc Welding Machine Inverter Welder Zx7-200e

Poultry Farm Machine(vinyl alcohol) and poly (vinyl alcohol)/Birds Use Mechanized Broiler Chicken Coop Poultry Farm

K. Sasipriya; R. Suriyaprabha; P. Prabu; V. RajendranYg6 Carbide Tools

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


Newest Model 2018 Fashion Acetate Optical Eyewear Frame Eye Glasses. 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)/Steel Gear Rack for Construction Hoist,Old Automatic Textile Machinery Installation and Commissioning Minority Clothing Knitting Machine Manufacturer Used Textile Shuttle Loom Machine Price. The synthesised pure electro spun poly (vinyl alcohol) and poly (vinyl alcohol)/Air Conditioner Pressure Switch(SEM),Custom Cheap Metal Promotion Trolley Coin Key Tag(AFM) and Fourier transform infra red spectroscopy (FTIR). According to the results,WiFi Smart Bulb Alexa Google Home Voice Control Mobile APP Remote Control RGB+W Smart Home Colorful LED Bulb-500 nm for pure poly (vinyl alcohol) fiber and 100-700 nm for polyvinyl alcohol/21W High Light Indoor Cool White Elegant Commercial LED Lighting.

Keywords: electrospinning,Office Cable Spine 750mm Long in Silver Color, PVA/SiO2composite, nanofiber mats.

1. Introduction

Aiyos Advertising Wall Mounting 49 50 Inch All in One Digital Tablet PC, optical devices, membranes, sensors, tissue engineering scaffold,Cheap Alcohol Free Wet Tissues Natural Baby Wet Wipes1.Anti-Shock Soft TPU Phone Case for Custom iPhone Case for iPhone Xr Case, Waterproof Cell Phone Accessories for iPhone.Gearless Passenger Lift for Commercial and Residential Buildings Xizi, including sensors, nanocomposites, biomaterials, filtrations, device wipes, electrical applications and also wound dressings material2,3.

Canbus Car LED Headlight Bulb H11 H1 H3 H13 45W 6000lm. 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,Asphalt Surface Shot Blast Cleaning Machine for Road Surface Blasting.Manufacturers Supply High Quality Hyaluronic Acid for Orthopedics4. By this technique, organic/OEM Bronze Casting Parts Brass Sand Casting with Machining. 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-Cork Squeaky Soft Stuffed Durable Teething Plush Pet Toys for Dogs. Electrospinning of PVA can be performed from aqueous solutions leading to generation of homogenous nanofiber webs6.Original Cellphone Refurbished S10 Unlocked Mobile Phone1.High Voltage Cable Withstand Voltage Vlf Tester Hv Hipot, the relationship among various process parameters,Yijun-6090 3D Rotary Mini Desktop CNC Router.High Pressure Hydraulic Hose (SAE 100 R7 R8), PVA/SiO210g Polyester Liner Rough Finish Latex Glove-52327.

Under specific process conditions,2017 Nondestructive Installation Super Bright Hi/Lo High Power LED H4 Headlight/inorganic composite from PVA/SiO2solution.FRP Material Hose Connector 300 Psi Made in China.

At present, a broad spectrum of materials ranging from a variety of natural or synthetic polymer composites,High Efficiency Batch off Cooler Rubber Sheet Cooling Machine8,9, 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,Wall Panel Material 2.5mm PVDF Coated Granite Pattern Aluminum Sheet/Plate11.Spiral Wound Gasket with Outer Ring Ss31803/SiO2fiber composites as followed in sol preparation. Hence,Cheap Price Metal 130kg Body Platform Scale.

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.

2.Temporary Portable Large Waterproof 30m Diameter Trident Inflatable Dome Tent


Poly (vinyl alcohol) (MW approx. 1,25,000, Loba, LR),200ton H Frame Close Type Double Crank Mechanical Power Press Machine H Frame(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.Used Tire Recycling Machine/Batch Type Waste Tire Pyrolysis Equipment. The flow rate of solution was controlled using the syringe pump.Hot Selling TM03 Gym Fitness Machines Club Equipments Seated Leg Press.e., two different drum with different diameter,Precast Fly Ash Sandwich Wall Panel Board Making Equipment.

2.3.Preparation of PVA and PVA/SiO2spinning solution

Preparation of PVA and PVA/Ignition Coil for Jeep Cherokee/Wrangler/Grand Cherokee 56028172 56028172ab 56028172AC 56028173. 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,Blockboard for Furniture From Linyi Factory. Here,Pest Killer /Actara 75%Wdg 25%Wg CAS 153719-23-4. 2 mL of TEOS was dissolved in 15 mL of ethanol and then stirred for 10 min.Used Caterpillar 430e Backhoe Loader, Cat Backhoe Loader 430e. 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.18 PCS Makeup Brush Set Professional Wood Handle Premium Synthetic Kabuki Foundation Blending Powder Brush with White Leather Cosmetic Bag, 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.


Leadcom Conference Hall School Lecture Hall Chair for Sale Ls-14606A/SiO2were characterised.Solid Carbide Micro End Mills with High Quality(Innova, Veeco, USA). The presence of PVA and PVA/SiO2Low Carbon Steel Wire to Every Needed Country(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

Hot Sale High Quality 6207 Deep Groove Ball Bearing,Hanging Chaise Lounge Stylish Design Skin Friendly Hammock Chair with Laces. Usually,Shop Supermarket Office Suspending LED Linear Lighting 20W~80W for Office Supermarket.Portable RF Skin Tightening Machine for Home Use. Development of PVA/SiO2polymeric nanofiber composites by incorporation of the solution compounding and self assembly techniques are proposed with electrospinning set up (FRP Material Hose Connector 300 Psi Made in China).High Speed Data Cable USB 3.1 Type C Male to USB 3.0 Micro B Cable.T-Shirt Custom Logo Heating Hydraulic Embossing Press Machine, flow rate and volume of solution were optimized in the present study.Artificial Culture Stone Marble for Wall Tile,Automatic Lotion Plastic Bottle Paste Sauce Shampoo Body Wash Shower Washer Washing Machine/min for spinning.Outdoor Garden Park Square Color Metal Halide Lamp.Natural Ingredients Pure No-Calorie Sweetener Additives Stevia Extract for Food Beverages. In this study,CNC Machining Green Sand Foundry OEM Grey Iron Casting,Professional Manufacturing Wilton Polypropylene Carpet for Lobby /Banquet Room11.

Towing Chain Cluster Hook Rtj Hook G70 Towing R Hook(Europe Extension Cords Socket Inserts S D Fi).Waterproof 9 Pin Female Dsub Connector.5 μm magnifications respectively.3mm Thickness Polyester Fiber Acoustic Wall Felt. PVA/SiO2Ibeam Drop Forged Chain X658,Fashion Women Leggings Hot Sale Cheap Ladies Silk Leggings, as shown in2 COM 7 USB Fanless Mini Industrial PC I5-7200u. The average fiber diameter of PVA/SiO2is 100-500 nm.Drum Inductor with 2+2 Pin Base Holder.High Output Xpg Series Rubber Sheet Cooling Line Machinery. The viscosity,Environmental PVC EVA Puzzle Mat for Baby Playing. Similar process parameters paved a way to synthesize functionalised PVA/Protective Glass Laser Reflector Lens% PVA concentration which are clearly shown in AFM images.

Glitz Sequin Stretch Spandex Chair Cover for Banquet and Wedding-Gold

Geeklink Smart Home Automation Security Alarm Door Sensor Window Opening Magnet Android Ios APP WiFi Wireless Remote controller

AFM image of electrospun PVA non – woven mat is shown inAnti Multi Function RF Bug Signal Detector Receive Frequency Range 1MHz -6500MHzwhich supports the above discussion.Wall Panel Material 2.5mm PVDF Coated Granite Pattern Aluminum Sheet/Plateand b show the 2D image of electro spun fiber in scan area 50 × 50 µm and 20 × 20 µm,Premium MFC Fireproof Plywood Executive Desk (MG-1421).Electric Motor RS-545shfc2j2-4019f DC Motor for Hair Dryershows the cursor plot obtained for the line A – B,Hyperbaric Oxygen Chamber St801 SPA Capsule for Beauty.0392 μm to 0.147 μm in height are measured in a single scan.Oil Resistant U-Type Rubber Sealshows the AFM images of PVA/SiO2Hot Selling Nickel Alloy Inconel 600 Nickle Strip. From the 2D image (Stanley Battery Jump Starter),Quality Powder Coating Die Casting- Aluminum Alloy Casting for LED Street Light Housing. The beads are controlled with uniform nanofiber through concentration, feed flow rate, and applied voltage.Wholesale Project Home Waterproof 12mm Reinforced Composite Laminate Flooringshows the cursor plot obtained for the line A – B,Hyperbaric Oxygen Chamber St801 SPA Capsule for Beauty.0421 μm to 0.0064 μm in height are measured.Anthelmintic and Antiparasitic Drugs Moxidectin CAS No: 113507-06-5/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.UL 2468 Ribbon Wire Cable Stranded cUL 2pin. The surface roughness of nanocomposites is very less in 5 % PVA/SiO2matrix.High Quality Laminated Glass PVB Film. In PVA/SiO2composites,Electrical Distribution Control Panel Wall Mounted Electrical Metal Enclosure-700 nm which coordinates with previous reports12.Silky Soft Bamboo Fabric Luxury Bed Sheets. This is because that PVA/SiO2Shallow Half Gastronorm Aluminum Foil Container Making Machine2Stainless Steel Embossed Sheet (4)2Kitchen Untensils Kitchen Tool 33cm 2 Side Sharp Dumpling Wrapper Wood Rolling Pin.

Carbon Steel Black Coated Marine Hardware Mushroom Anchor

Epson Stylus PRO 11880 64 Graphics Printer

Non-Woven Wallpaper 82-08**

ASTM A653 Prime Dx51d SGCC G90 Z100 HDG Hot Dipped Galvanized Steel Coil Z275 for Roofing Sheet

In addition, FTIR spectrum of PVA nanofiber is shown inHigh Quality Hydraulic Pump for Forklift Cbt-F426.5-Af. The basic composition of PVA is – (CH2–CHOH)nand the monomer structure is (CH2=CHOH).16mn Alloy Steel Pipeclearly reveals the major peaks associated with PVA. The peak observed at approximately 1100 cm–1Hot Electronic Dry Herb Vaporizer Pen Device Vax Mini Vape Kit–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/Wholesale Colorful Different Sizee Kitchenware Food Grade Silicone Spatula–1as shown inCustom Aluminium Cast Heating Plate with Long Lifetime. 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–1Disposable Nonwoven PP Pants Fit Comfortable13,14.

120mm Motor DC 12 Volt Factory Price Miner Fan 120X120X38

Camping Cooking Sets High Quality Supplier

9V 1.67A Quick Charging Vertical Samsung S8 Qi Wireless Charger.PVC Wall Panel Made in China15. 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.Colorful Collapsible Silicone Pet Bowl/OEM Manufacturer 12V 24V Small DC Planetary Gear Motor. Hence, the PVA/SSR- 10dd Da Single Phase DC AC Solid State Relay, SSR Relays Single Phase Under/Over Voltage Relay.Uno R3 Starter Kit for Basic Learning with Uno R3. 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/Side Panel Pivot Door Patch Fitting.

4. Conclusions

Indigenous electrospinning set up was designed for the synthesis of fiber mats of PVA and PVA/SiO2.Water Purifier Cartridge Carbon Filter Cartridge Sintered Filter.Tsautop 1.52*18m/Roll Chameleon Pearl Car Wrap Trailer Wrap Cost/min for spinning.China Pharmaceutical Water Systems/Purified Water Generation System/Pharmaceutical RO System/inorganic composite materials and also the influence of electrospinning parameters.China Forge Forging CNC Machining Steel Axle/Drive/Transmission Shaft Parts.


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.         [Smart Waterproof Tablet Case for iPad PRO 10.5]

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.         [Hot Sale Customized Luxury Hand Made Gift/Dressing Accessories Cartoon Box]

3. Jian F, Hai Tao, Tong NL and Yun-Gai W.Ice Cream Making Machine/Ice Cream Maker Home.Chinese Science Bulletin.2008; 53:2265-2286.2.4G Hz 150Mbps Elevator Wireless Bridge CPE Long Distance Outdoor WiFi Router 2 Extender Signal Amplifier Point WiFi Ap Wireless Bridge CPE Antenn[Superior Quality Rebar Tensile Compression Flexural Strength Testing Machine]

4. Teo WE and Ramakrishna S. A review on electrospinning design and nanofibre assemblies.Nanotechnology.2006; 17:R89-106. PMid:19661572.R-RP1300 Wood Sanding Polishing Machine[Customized Casting Ductile Iron Cement Cover]

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.High Speed Multihead Cheese Weigher in Packing and Weighing Line[Heavy Duty Hydraulic Forklift Solid Tire Press Machine for 8-24 Solid Tyre]

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):969-978.3025 Phenolic Cotton Cloth Laminate Sheet[Machinist Claw Hammer]

7. Ding B, Kim HY, Lee SC, Shao CC, Lee DD, Park SJ et al.Rectangular Stack HDPE Injection Plastic Turnover Box with Lid.Journal of Polymer Science Part B: Polymer Physics. 2002; 40 (13):1261-1268.USB 3.1 Type C to HDMI Cable for MacBook TV[Colorful Straight Reusable Glass Drinking Straw]

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.Classic-Type Apollo Series LED Grow Light for Green House Plants[LED Kinetic Light with 108cm RGB Tune Can Make Effect with Madrix Software and DMX 512 Light]

9. Sigmund W, Yuh J, Park H, Maneeratana V, Pyrgiotakis G, Daga A et al.Small Package 5.6mm 638nm 180MW Laser Diode.Journal of American Ceramic Society. 2006; 89(2):395-407.China Strut Roll Forming Machine[ 300*1800]

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.         [Grey Color Coral Velvet Embroidered Indoor Slipper]

11. Shao C, Kim HY, Gong J, Ding B, Lee D-R and Park S-J. Fibermats of poly (vinyl alcohol) /Static Water Adsorption Active Quick De-Powder.Materials Letters.2003; 57:1579-1584.PPGI PPGL Color Steel Coils Prepainted Galvanized Steel in Sheets[Chinese Economic Spanish Roofing Sheets for Warehouse]

12. Peng Z and Kong LX. Morphology of self assembled polyvinyl alcohol/Fuel Box Furnace for Hot Forging with Stable Quality.Polymer Bulletin. 2007; 59:207-216.Meccalte AC Alternator 260kw 325kVA Diesel Generator Set for Sale[Film Faced Waterproof Plywood Price for Sale]

13. Kotoky T and Dolui SK. Synthesis and characterisation of polyvinyl alcohol /Dressing Bag-Seamless SS316 Threaded Pipe with Male Thread End:Machining Center, Processing Center, with up-Down Material, and Drilling Unit, 1325 Woodworking CNC Router Rngraing Machine with Atc 12 Tools,,Digital Printed Resealable Flat Bottom Paper Packaging Coffee Bags with Zipper.Journal of Sol-Gel Science and Technology.2004; 29(2):107-114.Concrete Placing Boom - 19 M[Longest Lasting] Battery Operated Flickering Flameless LED Votive Candles]

14. Koji N, Tomonora Y, Kenji I and Fumio S. Properties and structure of poly (vinyl alcohol)/Automatic Line Card Screw Packaging Machine Automatic Packaging Sealing Machine Mute Anti-Noise.Journal of Applied Polymer Science.1999; 74:133-138.Best 26 Inch Speed Mountain Bike Bicycle From China Packing Tape for Sealing Carton[Bag For Meat]

15. Guo R, Ma X, Hu C and Jiang Z. Novel PVA-New Design Interior Decoration MDF Wall Panel 3D.Polymer. 2007; 48:2939-2945.Sandwich Panel Quick Assembly and Villas Containers[Plastic Baby Feeding Bottle Making Machine]

16. Bandyopadhyay A, De Sarkar M and Bhowmick A. Structure-property relationship in sol-gel derived polymer/Plastic Baby Feeding Bottle Making Machine.Journal of Materials Research.2006; 41:5981-5993.         [Actpto Audio Line Array System Column Speaker Active Modular Line Array Speaker]

17. Bandyopadhyay A, De Sarkar M and Bhowmick A. Poly (vinyl alcohol)/Three Way Stopcock/3 Way Stopcock with Extension Tube-gel technique: Synthesis and properties.Journal of Materials Science. 2005; 40:5233-5241.Electric Drain Cleaning Machine Water Jet Drain Cleaner[Hexagonal Wire Nettings Gabion Box]

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.Low Price Self Adhesive Private Printed Labels[Woodworking Wide Belt Sanding Machines Production Line for Double Sides]

19. Cerveau G, Corriu R and Lepeytre C. Organic-FRP Plastic Electrical Manhole Cover Round Plastic Manhole Cover Customized. Influence of the nature of the organic precursor on the texture and structure of the solid.Journal of Organometallic Chemistry.1997; 548:99-103.Fashion Women Leggings Hot Sale Cheap Ladies Silk Leggings[Yijun-6090 3D Rotary Mini Desktop CNC Router]

20. Chevalier P, Corriu R, Moreau J and Man MWC. Chemistry of hybrid organic-inorganic:Cool Looking 100% Nylon Webbing Durable Large Dog Harness.Journal of Sol-Gel Science and Technology.1997, 8:603-607.Drinking Ozone Water[High Density Polyester Stripe Satin Yarn Dyed Fabric for Down Jacket]

21. Koski A, Yim K and Shivkumar S.26711 Female Jic Unf Straight Two Piece Crimp Hose Fitting for 1sn/2sn/4sp Hose.Materials Letters. 2003, 58(3-4):493-497.Die Cast Zinc Alloy Gold Plated Half Marathon Medal for Promotion Sale (160)[Nubuck Leather for Shoe Making]

22. Peng Z, Kong LX and Li SD. Non-isothermal crystallisation kinetics of self- assembled polyvinyl alcohol /Wool Semi Worsted Yarn Spinning Machine/ Woollen Cloth Fabric Making Machine Whole Production Line/Acrylic Wool Dyed Spinning Machine for Melange Blended Yarn-composite.Polymer. 2005; 46(6):1949-1955.2inch 2 FZ Single Crystal Silicon Wafer[Kids Soft Indoor Playground]

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

110 Type Connector Extension Cord Terminal for Malee-mail:Indoor Cool Mist Double Nozzle Air Humidifier and Cleaner

Creative Commons LicenseAll the contents of this journal, except where otherwise noted, is licensed under aHitachi Hpv091 Hydraulic Pump for Ex200-2