PVDF, polyvinylidene fluoride
Development of catheter-type tactile sensor composed of polyvinylidene fluoride (PVDF) film
... Based on the characteristics of organic ferroelectrics, we fabricated a prototype catheter-type tactile sensor composed of a PVDF film, whose outer diameter is 2 mm. First, we evaluated the relationship between ...
11
Membrane distillation for textile wastewater treatment using polyvinylidene fluoride cloisite 15A hollow fiber composite membranes
... work, polyvinylidene fluoride incorporated Cloisite 15A hollow fiber composite membranes were developed for textile wastewater treatment using direct contact membrane distillation (DCMD) ...wt% PVDF ...
51
Effect of the Morphology of Electrospun Polyvinylidene Fluoride Nanofiber on Corrosion Property of Q345 Steel
... electrospun PVDF membrane showed a fully interconnected porous structure composed of lots of ultrafine ...with PVDF content ...12% PVDF (Fig.1a). That was because of low content of PVDF and ...
13
Collective polarization effects in beta-polyvinylidene fluoride and its copolymers with tri- and tetrafluoroethylene
... experimental extrapolation. Comparing with the points 共b兲 and 共 d 兲 , the computed polarizations are higher by 22% and 30%, respectively. The latter large discrepancy is most prob- ably due to the fact that the ...
8
A Comparison of the Properties and Performance of Polyvinylidene Fluoride and Polypropylene Barbed Sutures in Tendon Repair.
... for polyvinylidene fluoride and polypropylene, but the mean knot pull strength of PVDF sutures was much ...that PVDF monofilament sutures had better creep resistance than polypropylene because ...
93
Laparoscopic Intraperitoneal Onlay Repair of Abdominal Incisional and Ventral Hernias wth Polyvinylidene Fluoride-Coated Polypropylene Mesh; A Retrospective Study with Short to Medium Term Results
... Abstract: Laparoscopic repair of incisional and ventral hernias has increased in popularity due to reduced pain, shorter length of stay and earlier return to work. Dynamesh Intraperitoneal onlay mesh (IPOM), a ...
5
Submerged membrane photocatalytic reactor using polyvinylidene fluoride-polyvinylpyrrolidonetitanium dioxide for oily wastewater treatment
... Polyvinylidene fluoride (PVDF) is one of the popular membrane materials due to its outstanding properties including thermal stability, chemical resistance and excellent mechanical ...of PVDF ...
54
Analyses of the mechanical, electrical and electromagnetic shielding properties of thermoplastic composites doped with conductive nanofillers
... Figure 1. Schematic stacked-cup carbon nanofiber structure with a TEM image showing [54]. In this present work, VGCNFs were used as conductive and reinforcing nanofillers, and Polyvinylidene fluoride ...
25
Preparation, characterization and performance of polyvinylidene fluoride/tetraoctyl phosphonium bromide nanocomposite ultrafiltration membrane
... However, PVDF membrane has a highly hydrophobic nature which leads to the deposition of solute or particle on a membrane surface or in membrane pores, causing serious fouling and a rapid decline in permeation flux ...
8
Characteristic and performance of polyvinylidene fluoride membranes blended with lithium chloride in direct contact membrane distillation
... The PVDF pellets were heated for 24 hours at 70ºC in vacuum oven to eliminate the moisture ...wt% PVDF/83 wt% DMAC and 12 wt% PVDF/83 wt% DMAC/ 5 wt% LiCl were labeled as PVDF-neat and ...
5
Electrical behavior and positive temperature coefficient effect of graphene/polyvinylidene fluoride composites containing silver nanowires
... Polyvinylidene fluoride (PVDF) composites filled with in situ thermally reduced graphene oxide (TRG) and silver nanowire (AgNW) were prepared using solution mixing followed by coagulation and thermal ...
8
Fabrication and characterization of polyvinylidene fluoride composite nanofiber membrane for water flux property
... hydrophobic PVDF nanofibers membrane surface is an impulsive process with an entropy increasing and therefore the tendency of unwanted particles to absorb onto the membrane surface and dominate the boundary ...
6
Review on Mechanism of Facilitated Transport on Liquid Membranes
... the polyvinylidene fluoride (PVDF) and polytetrafluoroethylene (PTFE), where the support is impregnated with an organic solvent (immiscible with water), containing a complexing agent (hydrophobic ...
10
Applications of Nanotechnology in Wastewater Treatment
... Various studies have been done regarding immobilization of metallic nanoparticles in membrane (such as cellulose acetate, polyvinylidene fluoride (PVDF), polysulfone, chit[r] ...
6
Application of microfiltration membrane for treatment of car wash effluent by Taguchi method prediction
... In this study conditions of refinement of car wash effluent from Paniz station in omidiyeh, Khuzestan by microfiltration polyvinylidene fluoride (PVDF- MFB) membrane with pore size 0.13 micrometer by ...
11
Investigation of Membrane Filterability in Membrane Bioreactors for Treating Oil Refinery Wastewater
... into polyvinylidene fluoride (PVDF) matrix on the membrane ...the PVDF/TiO 2 membrane was obtained as a result of TiO 2 NP tendency to reduce the fouling of PVDF ...
7
Performance improvement of PVDF hollow fiber-based membrane distillation process
... hydrophobic polyvinylidene fluoride (PVDF) hollow fiber membrane (unmodified, plasma modified and chemically modified) were used in this study of Direct Contact Membrane Distillation ...unmodified ...
35
Correlating Physicochemical Properties of Commercial Membranes with CO2 Absorption Performance in Gas-Liquid Membrane Contactor
... In the GLMC process, the hydrophobic microporous membrane acts as a non-selective interfacial barrier between the gas and liquid streams on either side of the membrane, in which the gas transfers from the bulk gas ...
10
Performance and Fouling Study of Asymmetric PVDF Membrane Applied in the Concentration of Organic Fertilizer by Direct Contact Membrane Distillation (DCMD)
... asymmetric polyvinylidene fluoride (PVDF) membrane, which was specifically designed for MD applications using a nonsolvent thermally induced phase separation (NTIPS) method, the direct contact ...
13
Magnetoelectricity in CoFe2O4 nanocrystal P(VDF HFP) thin films
... poly(vinylidene fluoride-hexafluoropropylene) (P (VDF-HFP)) [11-13] are well known for their ferroelectri- city and piezoelectricity, which make them ideal candidates for multiferroic film fabrication and ME ...
10