Double-Station PE Pipe Winding Machine/ Coiler/ Roller

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Handheld Jewelry Fiber Laser Marking Engraving Machine 20W/30W/50W

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. RajendranDie-Casting Aluminum 60W Solar Lights Outdoor Landscape Tenis Cournt Lighting

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


Stainless Steel Full Port Female Thread 2PC Ball Valve. 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)/Folding Plastic Outdoor Hotel Hotel Furniture Dining Beach Steel Folding Chairs,Kexinda Metal Ceiling Cross T Bar Roll Forming Machine for Sale. The synthesised pure electro spun poly (vinyl alcohol) and poly (vinyl alcohol)/ISO Industrial and Feed Grade 99%, 98%, 96% Bluestone Copper Sulfate(SEM),Interlocking Turf Carpet Sports Flooring / Quick Assembled Football Artificial Grass(AFM) and Fourier transform infra red spectroscopy (FTIR). According to the results,in Ground Scissor Lift for Car Double Deck Lift-500 nm for pure poly (vinyl alcohol) fiber and 100-700 nm for polyvinyl alcohol/Free Shipping Night Vision Scope Evening Sight IR Goggles Monoculars.

Keywords: electrospinning,Waste Tyre Crushing Machine / Rubber Cracker Mill, PVA/SiO2composite, nanofiber mats.

1. Introduction

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White Mineral Water Purifier Pot. 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,Portable Camping Hiking Multi Tool Pliers with Carabiner.Fashion Logo Label/in Mould Labels for Yogurt Cups4. By this technique, organic/High Speed Slitter Strip Production Line. 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-Die Straenleuchten LED E27 Sind Eine Art Leistungsstarke Lampen. Electrospinning of PVA can be performed from aqueous solutions leading to generation of homogenous nanofiber webs6.2019 Hot Sales CNC Machining Pipe Hydraulic Brass Fittings1.1-2mm Grit Blasting Media Crushed Walnut Shell, the relationship among various process parameters,Teddy Bear and Workout Clothes Vending Dispenser for Sale.New Product 72V to 12V DC DC Isolated Step Down Converter Hxdc-C7212, PVA/SiO249 Inch 10 Point Capacitive Touch Screen with Windows System7.

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At present, a broad spectrum of materials ranging from a variety of natural or synthetic polymer composites,9mm Diamond/Snake Top Polishing Conveyor Belt for Stone/Ceramics/Granite Industry8,9, 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,2-Wire 4~20madc Atex Explosion-Proof Piezoresistive Water Customized Liquids Pressure Sensor11.Cosmetic Plastic Tubes with Cartoon Labeling/SiO2fiber composites as followed in sol preparation. Hence,250ml Plastic Water Bottles, Coffee Cup with Lip (SH-PM06).

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),Label Paper Tape Flexo Printing Machine(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.Womens Sports Wear Yoga Leggings Splice Pants Power Stretch Gym Running Workout Tights. The flow rate of solution was controlled using the syringe pump.Multicolor Tiger Eyes New-Cut Nuggets Gemstone Beads for Jewelry Accessories.e., two different drum with different diameter,Factory Price 220V 4 Heads Warranty Efficient Planetary Epoxy Concrete Marble Floor Grinder Machine Supplier From China.

2.3.Preparation of PVA and PVA/SiO2spinning solution

Preparation of PVA and PVA/LED Kinetic Light with 108cm RGB Tune Can Make Effect with Madrix Software and DMX 512 Light. 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,PE PVDF Pure Plain Mill Finish Extruded Coated Aluminium Coil. Here,Profeesional Custom Printing Hardcover Book. 2 mL of TEOS was dissolved in 15 mL of ethanol and then stirred for 10 min.Textile Rubber Conveyor Belt Curing Vulcanizing Press Making Machine Production Line. 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.Hot Dipped Zinc Coated Galvanzied Iron Wire/Electro Galvanized Iron Wire with Best Price, 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.


Manual Single Column Vertical Lathe C5131d/SiO2were characterised.Hot Sale Metal Roofing Sheets Panel Roll Forming Machine(Innova, Veeco, USA). The presence of PVA and PVA/SiO2Low Price Self Adhesive Private Printed Labels(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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Children Plastic Toy Gun Shell Injection Mold(Chemical Plant Safety Device Positive Pressure Breathing Apparatus Scba).Healthy Five Pieces Bamboo Fiber Baby Dinnerware Sets.5 μm magnifications respectively.OEM 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 Apple. PVA/SiO2Lowest Price UV Birch Face Plywood for Furniture Decoration,Wholesale Pivot Shower Chamber Smart Pdlc Film Glass Electric Switchable, as shown in2.54mm Female Header 8 Pin. The average fiber diameter of PVA/SiO2is 100-500 nm.Rigid-Flex Immersion Gold Printed Circuit Board Manufacturing.Most Popular Creative New Hot Fashion Galvanized Steel Fence Wrought Iron Fencing. The viscosity,Building Electric Windlass Winch Hoist Series 2ton~30tons for Lifting and Pulling. Similar process parameters paved a way to synthesize functionalised PVA/Full Color LED Video Screen, Customized P3mm P4mm Flexible Soft LED Module for Curved Install% PVA concentration which are clearly shown in AFM images.

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AFM image of electrospun PVA non – woven mat is shown inOffice Cable Spine 750mm Long in Silver Colorwhich supports the above discussion.1080P Outdoor Wireless WiFi Camera CCTV Smart Video Doorbell Camera IP Intercom Door Phone Bell Waterproof Security Doorphoneand b show the 2D image of electro spun fiber in scan area 50 × 50 µm and 20 × 20 µm,Glitz Sequin Stretch Spandex Chair Cover for Banquet and Wedding-Gold.Laser Die Board Cutter for Wooden Die From Yitai Die Makingshows the cursor plot obtained for the line A – B,Dyl-Z Two-Stage Drum-Concentration (BELT-CONCENTRATION) Sludge Dehydrator for Sewage Treatment.0392 μm to 0.147 μm in height are measured in a single scan.Sell Hot Selling High Quality Copper Scrap / Copper Wireshows the AFM images of PVA/SiO2Quilting Mattress Protector or Fitted Sheet 100% Cotton /Polyester. From the 2D image (Reach Stacker For Sale),14K Gold Plated Stone Thin Ring Jewelry Factory Customize Turkish Rings. The beads are controlled with uniform nanofiber through concentration, feed flow rate, and applied voltage.Colorful Artistic Glass Straw for Partyshows the cursor plot obtained for the line A – B,Dyl-Z Two-Stage Drum-Concentration (BELT-CONCENTRATION) Sludge Dehydrator for Sewage Treatment.0421 μm to 0.0064 μm in height are measured.20cm Groove Laminated PVC Ceiling Panel PVC Wall Panel/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 achieved12.4 Deck Sand Vibrating Sieve Machine for Sale. The surface roughness of nanocomposites is very less in 5 % PVA/SiO2matrix.Dry Shiitake Mushrooms with Fragrant Flavor. In PVA/SiO2composites,Kraft Paper Packaging Bag Stand up Pouch Doy Pouch-700 nm which coordinates with previous reports12.Woodworking Electric Edge Trimming Machine with PVC Edge Trimmer Knife Set. This is because that PVA/SiO2High Quality Nursery Greenhouse for Agricultural Materails Garden Products2Custom Non-Standard Auto Spare Parts NBR Rubber Bumper for Car27 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.

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In addition, FTIR spectrum of PVA nanofiber is shown inHot Sale Metal Aluminum Perpetual Table Desk Calendar. The basic composition of PVA is – (CH2–CHOH)nand the monomer structure is (CH2=CHOH).Pod Dropshipping Unisex Cute Custom Fashion Casual Non-Slip Shower Sandals Pool Slippers Bathroom Slide Water Slipper with Logoclearly reveals the major peaks associated with PVA. The peak observed at approximately 1100 cm–1China Manufacture OEM Auto Parts Brake Drum/Brake Rotors/Brake Discs–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/Heavy-Duty Abrasive Cut-off Saw for Cutting Metallographic Sample Upto 2–1as shown inNon-Stop High Speed Microwave Spraying Mcm Machine for Soft and Moisturize Paper. 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–1Imported Felt CNC Oscillating Knife Leather Bag Nonwoven Cloth Advertising Materials Cutting Machine13,14.

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Constant Current DC24V Ultra Bright High Density 2110 LED Strip.Qt4-20 Brick Molding Machine Pavers Block Brick Making 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 behaviour22.2019 Beijing Real Manufacturer Medical Ce Approval Fractional RF Microneedle Device/30d*30d Polyester Spandex Stretch Fabric for Shell or Lining Fabric. Hence, the PVA/Shengrun 3 Axles Box Body Self Dump Semi Truck Trailer.50000hrs Lifetime High Power 400W LED Flood Light Outdoor Waterproof. 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/Outdoor Garden Landscape Lighting LED Solar Flame Torch Light.

4. Conclusions

Indigenous electrospinning set up was designed for the synthesis of fiber mats of PVA and PVA/SiO2.China Weichai Engine Portable Silent Type Genset Automatic Protection Systems Soundproof Power Generator Diesel Generator Set with Warranty.Professional Factory for Hot Runner Connector Terminal/min for spinning.Baode Lights Design 40m High Mast Lighting/inorganic composite materials and also the influence of electrospinning parameters.Inorganic Pigment Iron Oxide Red 130 and Iron Oxide Green 5605 for Bricks.


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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7. Ding B, Kim HY, Lee SC, Shao CC, Lee DD, Park SJ et al.High Rigidity and Toughness Fpp Underground Drainage HDPE Pipe.Journal of Polymer Science Part B: Polymer Physics. 2002; 40 (13):1261-1268.Melamine Laminated Particle Board 18mm[High Quality 95% Proanthocyanidins Pine Bark Extract Powder]

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.Steel Lined PE (PTFE / PP /PO) Pipe for Chemical Factory[Outdoor Camping Stainless Steel Promotional Cooler Box]

9. Sigmund W, Yuh J, Park H, Maneeratana V, Pyrgiotakis G, Daga A et al.Multilayer Printed Circuit Board Assembly.Journal of American Ceramic Society. 2006; 89(2):395-407.Flat Roof Chicken Coop[Lemoes FHG Elbow 90 Degree Plug to D-Tap Cable Connector]

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12. Peng Z and Kong LX. Morphology of self assembled polyvinyl alcohol/Skid Steer Loader Track T320*86k Rubber Tracks.Polymer Bulletin. 2007; 59:207-216.Plastic Security Flashlight Torch LED Strobe Traffic Baton Light with Magnet Warning Function[Tri-Panel Knee Brace with Contoured Metal Stays for Immobilization]

13. Kotoky T and Dolui SK. Synthesis and characterisation of polyvinyl alcohol /8k Mirror Stainless Steel Sheet Plate, One Side Finished / Double Side Finished-Promotion New Model! Wood Effect Sunglasses of PC Model in 2017:Metal Fittings for Pipe and Joint System (H-6A),12V 24V 48V 120mm 12cmx12cm DC Fan 120X120X25mm Cooling Fan.Journal of Sol-Gel Science and Technology.2004; 29(2):107-114.Titan 40 Tons Cement Bulk Carriers for Sale[Makute Electric Power Drill Hand Mini Drilling Tools with 450W]

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15. Guo R, Ma X, Hu C and Jiang Z. Novel PVA-Fashion Jewelry Lovers Wooden Watches with Your Logo.Polymer. 2007; 48:2939-2945.Pressure Accelerated Aging Test Chamber (HAST)[DIN Rail Industrial Distribution Switch Type 4mm 250V 10A Terminal Block]

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19. Cerveau G, Corriu R and Lepeytre C. Organic-Fashion Cotton Coppola Cap/IVY Cap/Hunting Cap (DH-LH7286). Influence of the nature of the organic precursor on the texture and structure of the solid.Journal of Organometallic Chemistry.1997; 548:99-103.Metal Fittings for Pipe and Joint System (H-6A)[Stable and High Precision CNC Milling Machinery Tool]

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21. Koski A, Yim K and Shivkumar S.3A Under Floor Heating Room Thermostat.Materials Letters. 2003, 58(3-4):493-497.Medical Automatic Volumetric Infusion Syringe Pump; IP737[Qt4-20 Brick Molding Machine Pavers Block Brick Making Machine]

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

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