polyvinyl alcohol (PVA)
EVALUATION OF PROPERTIES OF SELF CURING CONCRETE BY USING POLYVINYL ALCOHOL
... The three specimens were tested for 3, 7 and 28 days with each proportion of PVA. The results which indicate that Water retention for the concrete mixes incorporate self-curing agent is elevated compared to conventional ...
7
Nanosized Zirconium Titanate Dispersed Polyvinyl Alcohol Nanocomposite Film
... characterization of nanocomposite was carried out by X-ray diffraction (XRD) technique. This study reveals the development of crystallinity in amorphous polyvinyl alcohol. The scanning electron micrograph ...
6
Adsorption Bed Reactor using Polyvinyl Alcohol and Polyethylene Glycol
... and polyvinyl alcohol (PVA) to determine concentrations of heavy metals that are released from PG to the aqueous ...35,000), polyvinyl alcohol 80% hydrolyzed (PVA-1, MW = 9500), and ...
11
Optical Properties of the Synthesized Cr2S3 Nanoparticles Embedded in Polyvinyl Alcohol
... Due to their superior physical and chemical properties, polyvinyl alcohol (PVA) based nanocomposite, has attracted more attention among the other organic nanocomposite (Abdullah, et al., 2011). Major ...
5
Kinetics Adsorption of Silver Ion by Blend Chitosan-Polyvinyl Alcohol Resin
... solution. Polyvinyl alcohol (PVA) solution was prepared by dissolving ...chitosan-polyvinyl alcohol beads. Wet blend chitosan polyvinyl alcohol beads were filtered and washed by ...
5
Development Of Inhibitor For The Corrosion Resistance In Steel Using Polyvinyl Alcohol
... used Polyvinyl Alcohol (PVA) is used as a corrosion inhibitor in our ...The Polyvinyl Alcohol (PVA) coated bars are tested for pH, molarity, viscosity, temperature and pull out ...of ...
6
Polyvinyl Alcohol/Polyaniline/ZnO Nanocomposite: Synthesis, Characterization and Bactericidal Property
... [26]. Polyvinyl alcohol (PVA) is an important water-soluble transparent polymer, and is exten- sively used in industries due to the excellent chemical and physical properties, non-toxicity, good chemical ...
11
Synthesis and Characterization of New Biodegradable Chitosan/Polyvinyl Alcohol/Cellulose Nanocomposite
... In this report, a new nanocomposite based on chitosan/polyvinyl alcohol/nanocrystalline cellu- lose (Cts/PVA/NCC) was synthesized. The morphology and particle size of NCC and nanocompo- sites were studied ...
9
Polypyrrole Nanonetwork Embedded in Polyvinyl Alcohol as Ammonia Gas Sensor
... Polypyrrole (PPy) is known for its wide variation of electrical property through doping (oxidation) and dedoping (reduction). This has been efficiently utilized for fabrication of gas sensors. PPy in its nano form is ...
8
Dynamic Compressive Behavior of Concrete with Different Polyvinyl Alcohol Fiber Content
... The compressive behavior of concrete with different polyvinyl alcohol (PVA) contents and strain rates was studied by using Split Hopkinson Pressure Bar. The result showed that the compressive strength of ...
10
Electrical Conductivity Improvement of Polyvinyl Alcohol Nanofiber by Solvent Vapour Treatment
... Abstract— The electrical conductivity of polyvinyl alcohol (PVA) electrospun nanofibers is naturally low. For an electrical device application, it requires high enough conductivity. The objective of this ...
7
SYNTHESIS AND CHARACTERIZATION OF CARBOXYMETHYL CELLULOSE / GLASS FIBER / POLYVINYL ALCOHOL MEMBRANES
... Fourier transform infrared (FTIR) Spectra of Carboxymethyl cellulose (CMC)/ Glass fiber/ Polyvinyl alcohol (PVA) blends were performed with a Perkin Elmer 200 FT-IR spectrometer using KBr pellets. The FT-IR ...
10
Genipin Cross Linked Polyvinyl Alcohol Gelatin Hydrogel for Bone Regeneration
... Polyvinyl alcohol gelatin hydrogels were fabricated using genipin as a crosslinking agent for bone regeneration ...cross-linked polyvinyl alcohol-gelatin (PVA20) hydrogels was assessed by ...
12
Rheological Properties of Compositions Based on Modified Polyvinyl Alcohol
... Unfilled polyvinyl alcohol has a glass transi- tion temperature of 70°C and a melting point of 225°C. To fully intercalated materials (in which all polymer intercalated in the interlayer space of ...
6
Studies on Novel Chitosan / Polyvinyl Alcohol Polymer Blends
... Polyvinyl alcohol (PVA) has good film forming properties because of its hydropilicity with water and chemical stability. Due to this character it was blended with other synthetic and natural polymers and ...
6
Investigation of the Spinnability and Antimicrobial Activity of Soy Protein Isolates/Polyvinyl Alcohol Blend.
... Cellulose: Being the most renewable, abundant and versatile polymer, cellulose has been one of the longest studied materials for electrospinning. Problems were faced when cellulose would not dissolve in conventional ...
152
Spectroscopic Studies on Films of Lead NitrateDoped Polyvinyl Alcohol – Polyvinyl Pyrrolidone Blend
... of polyvinyl alcohol (PVA)–polyvinyl pyrrolidone (PVP) blend doped with lead nitrate(Pb(NO 3 ) 2 ) were prepared by solution casting method, with doping level (DL) of Pb(NO 3 ) 2 in PVA – PVP ...
13
Coating Electrospun Polyvinyl Alcohol and Polyvinyl Chloride Fibers As Corrosion Passivation Applications
... Two nanofiber coatings, namely polyvinyl alcohol (PVA) and polyvinyl chloride (PVC) were prepared and deposited on aluminum surface using electrospinning technology. The coating layers were ...
14
Simultaneous Removal of Hazardous Contaminants Using Polyvinyl Alcohol Coated Phanerochaete chrysosporium
... Currently, the water pollution has become menace across the globe due to anthropogenic activities. The present study was designed to overcome the problem of water pollution wherein free cells of Phanerochaete ...
8
Polyvinyl alcohol particle size and suspension characteristics
... available polyvinyl alcohol (PVA) particles and to determine whether they change in size when suspended in nonionic contrast and in a solution of nonionic contrast and absolute ...of alcohol to the ...
9