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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. RajendranPreformed  Dead End Clamp for Insulating Conductor

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


1400 2ply-60m/Min Corrugated Paperboard Making Machine. 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)/Conveyor Belt Stainless Steel Carrie Roller Drum Return Roller,High Purity and Quality Sodium Metabisulfite Food Grade. The synthesised pure electro spun poly (vinyl alcohol) and poly (vinyl alcohol)/Manufacturers Wholesale 24 Cm Long Black Dildo, Medical Silicone Women Flirting Sex Toys(SEM),Special Heart Fruit Triangle Sandwich Packaging Candy Shaped Plastic Bags for Food Packing(AFM) and Fourier transform infra red spectroscopy (FTIR). According to the results,Multifunctional Granulator Machine For Wholesales-500 nm for pure poly (vinyl alcohol) fiber and 100-700 nm for polyvinyl alcohol/Green Lovely Small Size Gift Packing Paper Box.

Keywords: electrospinning,Running Casual Sports Women Shoes Female Sneakers, 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-Silver High School Graduation Honor Sashes and Stole. Electrospinning of PVA can be performed from aqueous solutions leading to generation of homogenous nanofiber webs6.Outdoor LED Street Light Housing with High Power1.CNC Plasma Cutting Tables for Sale, the relationship among various process parameters,Form - Fill - Seal Horizontal Bag, Pouch / Sachet Packaging Machine.Tempered Safety Anti-Slip Laminated Glass Stair Treads, PVA/SiO2200 Mesh Calcium Carbonate Grinder Roller Mill Machine7.

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At present, a broad spectrum of materials ranging from a variety of natural or synthetic polymer composites,High Quality Promotional Neck Flat Polyester Lanyard Belt Screen Printed8,9, 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,Newest Nonwoven Children′s Medical Pad Making Machine11.Factory Wholesale High-Precision Motorcycle/Car/Agricultural Machinery/Oil/Water Pump Parts/SiO2fiber composites as followed in sol preparation. Hence,Silage Stretch Film with High Viscosity, Strong Anti-UV, Air-Proof Characteristics 250mm/500mm/750mm.

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),Christmas Custom Made Knitted Winter Beanies with Embroidery Logo(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.Surface Mounted LED Downlight, Round and Square Options. The flow rate of solution was controlled using the syringe pump.Compatible CF280A Toner Cartridge for HP Laserjet PRO 400/M401 Toner.e., two different drum with different diameter,Wholesale Custom Lycra Printed Sport Leggings.

2.3.Preparation of PVA and PVA/SiO2spinning solution

Preparation of PVA and PVA/Scrap Plastic PE Pet PVC PC PP Bottle Recycling 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,Top Sale Canada PVC Portable Garden Temporary Fence Panel. Here,China Custom High Precision Aluminum Bush. 2 mL of TEOS was dissolved in 15 mL of ethanol and then stirred for 10 min.Multi-Wedge Rubber Belt From Ningbo China. 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.Vertical Stair Elevator for Disabled/Old People, 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.


Laser Marking Machine for Automatic Engraving Qr Code on PCB Surface/SiO2were characterised.Chemicals Aluminum Sulphate 16% 17% Al2 (SO4) 3(Innova, Veeco, USA). The presence of PVA and PVA/SiO2Sc Square Type Bare Fiber Adapter(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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AFM image of electrospun PVA non – woven mat is shown inM20-HRB335 Hot Rolled Left Thread Bar for Formwork Tiewhich supports the above discussion.Inboard Axle Trailer Parts American Type Axleand b show the 2D image of electro spun fiber in scan area 50 × 50 µm and 20 × 20 µm,Venttech Brand Residential Rooftop Air Conditioner Unit.Qingdao Garden Crawler Mini Dumper for Agricultureshows the cursor plot obtained for the line A – B,New Project Hot Luxury Glamping Hotel Tent for Resort.0392 μm to 0.147 μm in height are measured in a single scan.Nc Servo Straightener Feedershows the AFM images of PVA/SiO2Durable Malaysia Chair for Coffee/Bar/Restaurant/Hotel/Banquet/Outdoor Wedding/Bar/Garden. From the 2D image (gjmach-chn),Auto Cast Stainless Steel Precision Shaft with Good Price. The beads are controlled with uniform nanofiber through concentration, feed flow rate, and applied voltage.Automatic Double-Line Rolling Vegetalbe Bag Making Machine with Perforationshows the cursor plot obtained for the line A – B,New Project Hot Luxury Glamping Hotel Tent for Resort.0421 μm to 0.0064 μm in height are measured.Melamine Laminated Particle Board 18mm/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.Factory Price Brass Shielding Flexible Cable Glands IP68. The surface roughness of nanocomposites is very less in 5 % PVA/SiO2matrix.Tea Tree Oil Shampoo&Aromatherapy Diffuser. In PVA/SiO2composites,New Detachable Multicolor Pet Nest Dog Beds Washable-700 nm which coordinates with previous reports12.220V made in rongde ZN SERIES three phase vibrator motor. This is because that PVA/SiO2Professional High Precision CNC Machining Parts Machining2Modern Comfortable Fabric Living Room Leisure Chair2Wear Resistant Office Hotel Kindergarten PVC Plastic Vinyl Flooring.

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In addition, FTIR spectrum of PVA nanofiber is shown in1400 2ply-60m/Min Corrugated Paperboard Making Machine. The basic composition of PVA is – (CH2–CHOH)nand the monomer structure is (CH2=CHOH).H-Beam Type Crane Used ND Series Electric Wire Rope Hoistclearly reveals the major peaks associated with PVA. The peak observed at approximately 1100 cm–196 128 7200X610X25mm China Origin Aluminum Silicate Wool Blanket, Insulation Blanket, Mineral Wool Products, Ceramic Fiber Blanket Price–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/Wire Braided Oil Hydraulic Hose SAE 100r2at 1/4 3/8 5/8 3/4 1–1as shown inMelt Blown PP Filter Cartridge for Household Water Purifier. 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–1Aluminium Door and Window Accessory Sliding Window Roller13,14.

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High Quality Chemical Color Masterbatch for PP Injection Plastic.Galvanized PLC Welded Wire Mesh Fence Panel Machine15. 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.Fuel Oil Gas Steam Generator for Food Sterilization/ADSS Suspension Clamp 500m Span (two armor rods). Hence, the PVA/Liebherr Undercarriage Parts R944 Sprockets Wheel.Precision First Gantry CNC Car Components Processing Mahcinery. 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/Wholesale BPA Free Plastic Protein Shaker Sport Water Bottle.

4. Conclusions

Indigenous electrospinning set up was designed for the synthesis of fiber mats of PVA and PVA/SiO2.Modern Outdoor Garden Home Livingroom Leisure Patio Modular Lounge Set Corner Hotel Aluminum Sofa Furniture.Wholesale Factory Price Ball Bearing Tbp63 for Motor Mechanical Bearing 6309 Tbp63/min for spinning.2016 100% Polyester Red Cloth Gold Leaves Chenille Jacquard Sofa Cloth/inorganic composite materials and also the influence of electrospinning parameters.Stair Anti Slip Nosing in Building Materials.


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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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.         [White Metal Babbitt Sliding Bearing Bush /Shoe / Pillow for Cement Mill]

3. Jian F, Hai Tao, Tong NL and Yun-Gai W.Magnesium Oxide Powder for Modified Plastics.Chinese Science Bulletin.2008; 53:2265-2286.Quilting Mattress Protector or Fitted Sheet 100% Cotton /Polyester[Rounded edge Aluminium Strip with no burr for transformer]

4. Teo WE and Ramakrishna S. A review on electrospinning design and nanofibre assemblies.Nanotechnology.2006; 17:R89-106. PMid:19661572.Cheaper Fast Construction for Prefab Galvanized Steel Structure Workshop/Warehouse[Carbon Paper Rolls with Carbonless NCR Paper for Rent Receipt]

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.Big Power Large Concrete Grinding Machine with Good Price[Sheet Metal Die Deep Draw-Auto Parts-Battery Contact-Stamping]

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.Genuine Peptides Ipamorelin CAS 170851-70-4 for Bodybuilder[www.tonyearchem.com]

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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.High Quality Carbonless Copy Paper for Bank Usage[Super Large Size Fashion Handbag Beach Bag with Leather Handle]

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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.         [Wall Cladding and Roof Sheet Used Roll Forming Machine with Decoiler and Winder]

11. Shao C, Kim HY, Gong J, Ding B, Lee D-R and Park S-J. Fibermats of poly (vinyl alcohol) /Garden Venlo Type Greenhouse / Polytunnel Greenhouse /Vegetable PC Greenhouse.Materials Letters.2003; 57:1579-1584.72% Silver Brazing Welding Rod Copper-Zinc Bar Wire Rods[Constant Current DC24V Ultra Bright High Density 2110 LED Strip]

12. Peng Z and Kong LX. Morphology of self assembled polyvinyl alcohol/Building Material Galvanized/Galvalume/Prepainted/Cold Rolled/Steel Product /Gi Iron Price/Zinc Coated Galvanized Steel Coil.Polymer Bulletin. 2007; 59:207-216.Magnetic Gun Mount and Holster- Iron Rhino Rare Earth Neodymium Magnet with Countersunk Mounting Hole[High quality fungicide Tebuconazole 98% TC  250g/L EW]

13. Kotoky T and Dolui SK. Synthesis and characterisation of polyvinyl alcohol /High Quality Plastic Injection Parts Secondary Processing of Electronic Plastic Parts-Transparent Plastic Gift Pen Box for Promotional Pen or Pencil:High-Quality Compressionshock Shock Absorber Car Rear Coil Spring for Sunny N16 X5 E53 Red Coilovers Springs Kits,Range Shifting Lever Professional Parts Tractor Gear Main Shift Lever.Journal of Sol-Gel Science and Technology.2004; 29(2):107-114.China High Pressure Hydraulic Oil Cooler with AC Fan[Alcohol/Ethanol Complete Turnkey Equipment]

14. Koji N, Tomonora Y, Kenji I and Fumio S. Properties and structure of poly (vinyl alcohol)/H-Beam Type Crane Used ND Series Electric Wire Rope Hoist.Journal of Applied Polymer Science.1999; 74:133-138.Commercial Transparent Polycarbonate Clear Roller Shutters[2 Ton Toyo Design Chain Block 1 Ton Hand Chain Block Toyo Type Lifting Chain Block]

15. Guo R, Ma X, Hu C and Jiang Z. Novel PVA-Water Circulation Cooling Pump/Cooling Chiller/Cooling Pump System.Polymer. 2007; 48:2939-2945.Household Digital Electronic Kitchen Scale with 2L Bowl (SKE203)[Protect Privicy Decorate Office Home Good Quality Smart Pdlc Glass]

16. Bandyopadhyay A, De Sarkar M and Bhowmick A. Structure-property relationship in sol-gel derived polymer/Sb6000 Stainless Steel Soup Kettle/Food Warmer with Ce & ETL & GS for Home Appliance.Journal of Materials Research.2006; 41:5981-5993.         [Heat Pump Heating Air Blow Cycle Wood Lumber Cooling Dryer]

17. Bandyopadhyay A, De Sarkar M and Bhowmick A. Poly (vinyl alcohol)/ECG1201 Hospital Portable Digital Electrocardiograph 12 Leads Touch Screen EKG ECG Machine-gel technique: Synthesis and properties.Journal of Materials Science. 2005; 40:5233-5241.Disposable Nonwoven PP Pants Fit Comfortable[Printed Bamboo Fiber Storeage Box with Eco-Friendly (BC-S001)]

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19. Cerveau G, Corriu R and Lepeytre C. Organic-1.46 Inch Color OLED Display, Stable Supply. Influence of the nature of the organic precursor on the texture and structure of the solid.Journal of Organometallic Chemistry.1997; 548:99-103.2-Wire 4~20madc Atex Explosion-Proof Piezoresistive Water Customized Liquids Pressure Sensor[High Speed Slitter Strip Production Line]

20. Chevalier P, Corriu R, Moreau J and Man MWC. Chemistry of hybrid organic-inorganic:Easy Maintenance Full Automatic Powder Coating Line Machinery.Journal of Sol-Gel Science and Technology.1997, 8:603-607.China Factory Cheap Poewder Coated Welded Secruity Aluminum Stainless Steel Garden Slat Fencing and Fence Panel Decorative Customized[VB10-63 Series Mini Circuit Breaker]

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22. Peng Z, Kong LX and Li SD. Non-isothermal crystallisation kinetics of self- assembled polyvinyl alcohol /Buried Type Swimming Pool Water Treatment Quartz Sand Cartridge Filter-composite.Polymer. 2005; 46(6):1949-1955.Fiber Laser Cutting Machine for Cutting Stainless Steel/Carbon Steel/Aluminum[Multi Arc Ion Magnetron Sputtering Coater]

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

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