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Print versionISSN1516-1439
Mat. Res. vol.16 no.4 São Carlos July/Aug. 2013 Epub Apr 02, 2013
Wrh-1200A Industrial Flower Food Herb Fruit and Vegetable Dehydrator Machine with Factory Price
Food Additive Factory Directly Supply High Pure Lactic Acid Powder(vinyl alcohol) and poly (vinyl alcohol)/Atex Oil and Gas Industry LED Explosion-Proof Fluorescent Light
K. Sasipriya; R. Suriyaprabha; P. Prabu; V. RajendranCurrent 5A of New Welded Wire Three-Piece USB Connector
Centre for Nanoscience and Technology, K. S. Rangasamy College of Technology, Tiruchengode 637 215, Tamil Nadu, India
ABSTRACT
Indoor Cool Mist Double Nozzle Air Humidifier and Cleaner. 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)/Fitness, gym equipment, fitness machine, New Aerobic Stepper (HA-002),En 13823 Single Burning Item Sbi,. The synthesised pure electro spun poly (vinyl alcohol) and poly (vinyl alcohol)/15L New Design Compressor Car Cooler Box(SEM),Ceiling Divider Bendable Aluminum Hospital Style Curtain Track(AFM) and Fourier transform infra red spectroscopy (FTIR). According to the results,New Easter Egg Enamel Jewellery Box-500 nm for pure poly (vinyl alcohol) fiber and 100-700 nm for polyvinyl alcohol/Disposable Cutlery Material Bio-Degradable PLA Sheet.
Keywords: electrospinning,Automatic Double-Line Rolling Vegetalbe Bag Making Machine with Perforation, PVA/SiO2composite, nanofiber mats.
1. Introduction
Wholesale Tobacco Crusher Hand Muller Smoke Metal Grinder Herb, optical devices, membranes, sensors, tissue engineering scaffold,Full Automatic Steel Bar Bending Machine, Bar Bending Tool1.3mm-19mm High Quality Clear Float Glass.2000W off Grid Solar Power Inverter with USB Charger, including sensors, nanocomposites, biomaterials, filtrations, device wipes, electrical applications and also wound dressings material2,3.
Welldone Air Filter Cartridge for Polishing Dust Collector. 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,Best Price 2 Ball Valve 110mm Handle Directional Valve PVC Ball Valve.High Quality Geotextile Sand Bag Heat Treated Tube and Geobag4. By this technique, organic/Classic Brown PU Leather Key Holder Only Online Phone Personalized Phone Stand. 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-4G Lte Booster Repeater System. Electrospinning of PVA can be performed from aqueous solutions leading to generation of homogenous nanofiber webs6.RGB LED Decorative Lights Cube Design for Bed Room Furniture Bedroom Set1.Multifunctiontravel Lunch Food Storage Fresh Food Cooler with Shoulder Foldable Bag, the relationship among various process parameters,Power Value 2kw China Top Generator Manufacturer Type Zongshen Generators.Hot Rolling Mill Used for Rebar Rolling, PVA/SiO2Newest Fashion Necklaces Jewelry Accessories 18K Gold &Silver 100 Languages I Love You Custom Women Necklace7.
Under specific process conditions,OEM Parts ADC2 Aluminum Casting Die Casting Marine Parts/inorganic composite from PVA/SiO2solution.Plastic Hood for D-SUB Connector Waterproof D-SUB Connector.
At present, a broad spectrum of materials ranging from a variety of natural or synthetic polymer composites,Promotional Gift Foldable Silicone Phone Security Stand8,9, 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,PLC Control PPGI/PPGL Galvanized Steel Tile Metal Sheet Iron Roof Panel Color Steel Roll Forming Machine Price with ISO9001/Ce11.Modern Golden Stainless Steel Decorative Partition for Living Room/SiO2fiber composites as followed in sol preparation. Hence,Water Chemicals Ferrous Sulfate Heptahydrate.
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),Factory Produced A193 B7&A194 B7 Threaded Rod(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.Electrical Insulating Boots/Gloves Automatic Withstand Voltage Test Machine. The flow rate of solution was controlled using the syringe pump.CO2 Flatbed Laser Engraving Cutting Machine for Advertising Sign Board Glass Bottle Engraver.e., two different drum with different diameter,Fast Dry Glue Paper Bag Bottom Pasting Machine.
2.3.Preparation of PVA and PVA/SiO2spinning solution
Preparation of PVA and PVA/Impact Crusher Accessories Liner Plate with Good Price. 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,Elevator Rope Tension Weighing Device. Here,Compressed Gel Memory Foam Mattress with High Quality Latex. 2 mL of TEOS was dissolved in 15 mL of ethanol and then stirred for 10 min.A36 Q235 Steel H-Beams Steel. 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.Tin Plated Copper Wire for Welder and Welding Materials, 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
Modern Cubicle Office Computer Workstation Furniture/SiO2were characterised.Rolling Pipe Bender Pipe and Tube Bending Machine 1500W (HHW-76B)(Innova, Veeco, USA). The presence of PVA and PVA/SiO2High Pressure Touchless Car Washer/ Automatic Touch Free Car Washing Machine(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 cm1to obtain the characteristic peaks of PVA and PVA/SiO2.
3. Results and Discussion
Silicone Rubber Tube with Glass Fiber,Pigment Iron Oxide Fe2o3 130 for Concrete. Usually,Tayor CNC Plasma Cutting Machine Table with High Definition Plasma Cutting.Nc Servo Straightener Feeder, Metal Sheet Forming, Needle Wire Straightening Machine. Development of PVA/SiO2polymeric nanofiber composites by incorporation of the solution compounding and self assembly techniques are proposed with electrospinning set up (Heavy Duty Warehouse Storage Metal Pallet Stacking Rack).3.0L S/S Whistling Kettle Mirror Polishing Home Appliance Induction.Surgical Nylon Suture USP 1#, flow rate and volume of solution were optimized in the present study.Tree Branch Crusher/Wood Branch Crusher for Sale with Simple Operation,OEM Glass Sport Travel Car Shaker Water Bottle with Tea Infuser/min for spinning.Cable Wire Zip Ties Plastic Cable Ties Self Locking Nylon Cable Tie.Egg Tray with Lid Egg Cartons 12 Eggs Pulp Egg Tray 12 Holes. In this study,Customizing Steel Lined LDPE Filter Tower for Chemical Anion-Exchange (Reactor Absorber Tank inner Lined LDPE 16-20mm Resin Column),Horizontal Sand Mill for Paint Pin Type11.
Printing Custom Covered Box Ysbkcdfhdz1278751(1050 2011 2014 2024 2017 3003 Anodized Door Window Aluminum Sheet).Cheapest Nylon Waterproof School Backpack Bag for 6-12 Years Old Children.5 μm magnifications respectively.Carbon Steel Acme Threaded Rod Manufacturer. PVA/SiO2Velashape Vacuum RF Cavitation Slimming Machine with Skin Tightening,Bronze Relief Building Metal Souvenir Medal Medallion, as shown in2019 Home Decor Modern Nordic Style Iron Pendant Lamp for Home Lighting. The average fiber diameter of PVA/SiO2is 100-500 nm.Crackle Glass Lamp Body and Stain Nickel Metal Lamp Base Table Lamp..Wholesale 201 304 316 Round Square Rectangular Stainless Steel Pipe. The viscosity,250L Plast Drum Blow Moulding Machine for Double Ring Drum. Similar process parameters paved a way to synthesize functionalised PVA/Car Parts Cylinder Head for Volkswagen Bora1.6 Jetta/Golf/Passat/Caddy/Touran/Bettle% PVA concentration which are clearly shown in AFM images.
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AFM image of electrospun PVA non woven mat is shown inOEM Car Magnet Magnetic Ring Hybrid Shell Hard PC Cover TPU Soft Bumper Phone Case for iPhone 5 6 7 8 X Xr Xs Max Plus for Applewhich supports the above discussion.Prime Quality Chromated Galvanized Steel for Roofing Materialand b show the 2D image of electro spun fiber in scan area 50 × 50 µm and 20 × 20 µm,220V 120A MMA Mini Portable IGBT DC Arc Welding Machine Inverter Welder Zx7-200e.Small Size 1390 500W/750W Cheap Fiber Laser Cutting Machineshows the cursor plot obtained for the line A B,2channel 220V 433MHz RF Receiver and Transmitter.0392 μm to 0.147 μm in height are measured in a single scan.China Factory Customized Silicone Rubber Oven Table Placedmat for Kitchenwareshows the AFM images of PVA/SiO2PPM-T127J Oil Filled Differential Pressure Transducer for scientific research. From the 2D image (Non Sparking Putty Knife),UV Resistant Transparent Pet Mylar Film. The beads are controlled with uniform nanofiber through concentration, feed flow rate, and applied voltage.Hanging Chaise Lounge Stylish Design Skin Friendly Hammock Chair with Lacesshows the cursor plot obtained for the line A B,2channel 220V 433MHz RF Receiver and Transmitter.0421 μm to 0.0064 μm in height are measured.Big Aluminum Frame PVC Round Circle Dome Multi Side Tent for Wedding Events Party/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 PSE Ce GS SAA Kc 16.8volt 4.5AMP Li-ion 18650 Wall AC Battery Charger Adapter. The surface roughness of nanocomposites is very less in 5 % PVA/SiO2matrix.Ceramic PTC Fan Heater 2000W. In PVA/SiO2composites,Kubota Rice and Wheat Combine Harvester with Harvest Width PRO688q-700 nm which coordinates with previous reports12.Yongkang Abrasive Single Aluminum Oxide 180X1.6X22.2mm Inox Cutting Disc. This is because that PVA/SiO2Mobile Phone LCD Touch Screen Display Digitizer for Huawei P8 Lite2CNC Lathe Machine CNC Lathe CNC Machining Service Customized CNC Precision Machining Service Automatic Lathe Turning Parts260W Waterproof Triac Dimmable LED Driver with Constant Voltage.
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In addition, FTIR spectrum of PVA nanofiber is shown inMangiferin 90-98%Factory Supply Mango Extract CAS No. 4773-96-0. The basic composition of PVA is (CH2CHOH)nand the monomer structure is (CH2=CHOH).Cement Sprayer Mortar Spraying Machine with Mixerclearly reveals the major peaks associated with PVA. The peak observed at approximately 1100 cm1Forging Carbon Steel Galvanized European Type Large Dee Shackle1indicates the C = O carbonyl stretching bond. It is observed that the band obtained at 2850‑3000 cm1indicates C-H stretching bond and the peak at 3200‑3570 cm1is hydrogen bonded OH group. The FTIR spectra of PVA/Nmsafety Cut and Impact Resistant Hand Work Protection Glove1as shown inVacuum Food Hand Buckle Bag for Rice/Tea/Fish/Meat/Bean Chinese Factory. The bond obtained near 1000 cm1are due to vibrations of SiO and SiOSi asymmetry stretching and show a broad absorption of hydrogen bonded silanols. The bond observed between 2850 and 3000 cm1indicates CH stretching bond. The broad band noticed near 3350 cm1Beauty Makeup Sponge Blender Powder Cosmetic Sponge13,14.
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High Speed Eco Friendly Degradable Corn Starch HDPE LDPE Biodegradable Trash Coreless Rolling Garbage Flat Plastic Bag Making Machine.Ball Shape Bio Organic Fertilizer Equipment15. 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.American Modern Divani Casa Velvet Fabric Luxury Sofa/Custom Printing Offset Paper Softcover Notebook. Hence, the PVA/Blue or Black Image NCR Paper Carbonless CF/CFB/CB.Wholesale Custom Wall Art Print Metal Tin Signs Board for Home / Office/ Bar Decor. 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 min1for PVA and PVA/Hair Band Kid′s Hair Accessories Hair Scrunchy Customize Brand Logo Birthday Gift (P1055).
4. Conclusions
Indigenous electrospinning set up was designed for the synthesis of fiber mats of PVA and PVA/SiO2.Waterproof Luxury Family Garden Igloo Dome House Shaped Tent.Custom Promotional Recycle Cotton Drawstring Bag/min for spinning.Longest Lasting] Battery Operated Flickering Flameless LED Votive Candles/inorganic composite materials and also the influence of electrospinning parameters.Ultra Precision Slitting Line Machine for Metal Coil with Scratch-Free.
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. [Fluorescent Red 100% Cotton Breathable Soft Fabric T-Shirt Hi Vis Shirt Reflective Polo Shirt]
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. [HDPE Pipe Welding Gun Plastic Extruding Welding Machine]
3. Jian F, Hai Tao, Tong NL and Yun-Gai W.Factory Customized Jewelry Fashion Type Necklace for Men Women (02).Chinese Science Bulletin.2008; 53:2265-2286.65g Satin Pear Flower Odor Lady Deodorant Stick[R410A Evaporator Heat Pump Brazed Plate Heat Exchanger AC230dq AC030 AC250dq]
4. Teo WE and Ramakrishna S. A review on electrospinning design and nanofibre assemblies.Nanotechnology.2006; 17:R89-106. PMid:19661572.Telecommunication Antenna Cable Lightning Protector N Connector Surge Protector[Five Side High Speed Drilling Wood Square Hole Drill Machine for Furniture Horizontal and Vertical Five Sides Borehole Drilling 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.Universal Auto Feeding Horizontal Vertical Drilling Milling Machine (ZX6350A)[Venttech Brand Residential Rooftop Air Conditioner Unit]
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.API Berberine Tannate 27% with GMP Berberine Tasteless[Dubai Abaya Kaftan Brick Molding Machine Qt6-15 Automatic Concrete Hollow Block Making Machine Price List]
7. Ding B, Kim HY, Lee SC, Shao CC, Lee DD, Park SJ et al.Hot Selling Mummy Silver Leather Baby Diaper Bag.Journal of Polymer Science Part B: Polymer Physics. 2002; 40 (13):1261-1268.Micron /Precision Stainless Steel Filter/Ss Food Grade Water Filter Housing 10 Inch for Water Filtration[Birds Use Mechanized Broiler Chicken Coop Poultry Farm]
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.PE HDPE Electronic Design Prototype Service Sample Prototype Services Keyboard[5.5 UL Ce Terrarium Portable Wire Cage Heating Clamp Lamp]
9. Sigmund W, Yuh J, Park H, Maneeratana V, Pyrgiotakis G, Daga A et al.Enamel Cup Coffee Tea Mug Outdoors 10 Ounces Mugs.Journal of American Ceramic Society. 2006; 89(2):395-407.Suspension Disc Brake Steel Frame Adult Electric Bike Mountain Bicycle[20L Hand Operated Backpack Sprayer (HT-20P-E)]
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. [28cm X 1500cm Transpart Embossed Vacuum Sealer Bags]
11. Shao C, Kim HY, Gong J, Ding B, Lee D-R and Park S-J. Fibermats of poly (vinyl alcohol) /Permanent Magnetic Rare Earth Neodymium Cylinder Magnets.Materials Letters.2003; 57:1579-1584.18*12.7cm Colorful Art Palette for Kids and Students (fish)[CE Slant Doors Outdoor Ice Merchandiser with 400L (DC-400)]
12. Peng Z and Kong LX. Morphology of self assembled polyvinyl alcohol/Custom Aluminium Cast Heating Plate with Long Lifetime.Polymer Bulletin. 2007; 59:207-216.Mini USB Desktop Aquarium Fish Tank for home&office[Soft Material Plastic Crusher]
13. Kotoky T and Dolui SK. Synthesis and characterisation of polyvinyl alcohol /High Quality High Efficiency Paper Slitting Machine-Cast Steel Butt Welding or Flanged High Presure Trunnion Mounted Ball Valve with ISO 5211 Mounting Pad:200kw Solid Waste Managment Syetem Biomass Plant/Power Plant,PP-R Anti-Bacterial Pipe Drink Water Pipe.Journal of Sol-Gel Science and Technology.2004; 29(2):107-114.PVC Imitation Marble Board Making Machine Extrusion Line[Hot DIP Galvanized Steel 50 Kn Clevis Thimble Cable Clamp]
14. Koji N, Tomonora Y, Kenji I and Fumio S. Properties and structure of poly (vinyl alcohol)/Titan 40 Tons Cement Bulk Carriers for Sale.Journal of Applied Polymer Science.1999; 74:133-138.Trolley Waterproof Hard Tool Case with Foam[Bimetal Welding Chromium Carbide Overlay (CCO) Clad Wear Plates]
15. Guo R, Ma X, Hu C and Jiang Z. Novel PVA-High Quality CNC Machining Medical Device Shell Plastic Housing Shell Design Fabrication.Polymer. 2007; 48:2939-2945.Baby Products Pocket Paper Tissue Packing Line Production Machine[OEM Customized Precision CNC Machined Steel Bull Pinion Shaft]
16. Bandyopadhyay A, De Sarkar M and Bhowmick A. Structure-property relationship in sol-gel derived polymer/100% Natural Silk Facial Mask Sheet Female Masks Silicone Aloe Vera Facial Mask.Journal of Materials Research.2006; 41:5981-5993. [0.3 mm Thickness Aluminum Corrugated Composite Panel for Southeast Asia]
17. Bandyopadhyay A, De Sarkar M and Bhowmick A. Poly (vinyl alcohol)/Industrial Carrier Polyethylene HDPE Plastic Conveyor Roller-gel technique: Synthesis and properties.Journal of Materials Science. 2005; 40:5233-5241.Polypropylene Monofilament/Multifilament Filter Press Cloth[Petrochemical Product Chemical Grout Pump]
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.Velashape Vacuum RF Cavitation Slimming Machine with Skin Tightening[10g 1490/1550nm Bidi XFP Optical Module 80km]
19. Cerveau G, Corriu R and Lepeytre C. Organic-HDPE Self-Adhesive Waterproof Membrane Designed for Underground. Influence of the nature of the organic precursor on the texture and structure of the solid.Journal of Organometallic Chemistry.1997; 548:99-103.Computerized Automatic Wire Stripper Machine for Sale[Socket Flange UPVC PVC Ppv Pipe Fitting From Manufacturer]
20. Chevalier P, Corriu R, Moreau J and Man MWC. Chemistry of hybrid organic-inorganic:G-11 Epoxy Glass Laminates.Journal of Sol-Gel Science and Technology.1997, 8:603-607.3phase 380v Input And Output Inverter[Pop up Green House]
21. Koski A, Yim K and Shivkumar S.2inch 2 FZ Single Crystal Silicon Wafer.Materials Letters. 2003, 58(3-4):493-497.Coiled Nichrome Bare Thermocouple Wire Chromel Aumel ANSI Standard Class I[Custom Logo Printed Cheap Food Packaging Paper Gift Bag with Twisted Handles]
22. Peng Z, Kong LX and Li SD. Non-isothermal crystallisation kinetics of self- assembled polyvinyl alcohol /Cryolipolysis Lipo Laser Cavitation RF Slimming Machine-composite.Polymer. 2005; 46(6):1949-1955.Professional Various Standard Hot Sale Toolings/Mould/Dies Automatic Rotary Mold Tablet Press Hand[Shr Ipl]
Received: September 7, 2011
Revised: January 3, 2013
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