Results 21 to 30 of about 5,687 (178)

Liquid-Liquid Extraction of Penicillin-G from Pharmaceutical Wastewater Via a Developed Polysulfone Hollow Fiber Membrane Contactor [PDF]

open access: yesمحیط زیست و مهندسی آب, 2023
The presence of pharmaceutical wastewater can pose significant challenges to the environment. Since conventional wastewater treatment processes are not efficient for the complete separation of drug materials, solvent extraction through a hollow fiber ...
Farzaneh Abbasisourki   +2 more
doaj   +1 more source

Influence of dialysis membrane composition on plasma bisphenol A levels during online hemodiafiltration.

open access: yesPLoS ONE, 2018
IntroductionBisphenol A (BPA) is an ubiquitous environmental toxin that is also found in dialyzers. Online hemodiafiltration (OL-HDF) more efficiently clears high molecular weight molecules, and this may improve BPA clearance.
Sebastian Mas   +10 more
doaj   +1 more source

Comparative evaluation of the radioactivity removal efficiency of different commercially available reverse osmosis membranes

open access: yesRadiation Protection and Environment, 2020
Reverse osmosis (RO) is a water purification process that uses a semi-permeable membrane to remove ions from potable water. It has high rejection throughput, low energy consumption, and negligible pollution load when compared to conventional treatment ...
Vinod Kumar   +2 more
doaj   +1 more source

Modification of Polysulfone Hollow Fiber Membrane Inner Surface with Polydopamine Coating Treatment [PDF]

open access: yesعلوم و تکنولوژی پلیمر, 2022
Hypothesis: Hemodialysis is a procedure in which a dialyzer is used to clean the blood from waste products such as urea. Man-made membranes are often used to make hemodialysis dialyzers.
Reza Saghafi   +4 more
doaj   +1 more source

The Impact of Polysulfone Solution Concentration on the Morphology of the Support Layer in Thin-Film Composite Membranes [PDF]

open access: yesعلوم و تکنولوژی پلیمر
Hypothesis: Among different membrane processes, reverse osmosis is widely used in desalination, water treatment, and the preparation of ultra-pure water.
samal babanzadeh   +1 more
doaj   +1 more source

Recycling of Polysulfone: Study Properties of Membranes [PDF]

open access: yes, 2015
Many significant developments regarding membranes have been taken place in past few decades. The wet phase inversion is a simple method to prepare asymmetric polysulfone membranes.
Saxena, Mayank   +2 more
core   +2 more sources

The effect of a membrane dialyzer during hemodialysis on the antioxidant status and lipid peroxidation of patients with end-stage renal disease

open access: yesSaudi Journal of Kidney Diseases and Transplantation, 2014
Renal failure is accompanied by oxidative stress, which is caused by enhanced production of reactive oxygen species (ROS) and an impaired antioxidant defense.
P S Ogunro   +3 more
doaj   +1 more source

Electrical Conduction Behavior of High-Performance Microcellular Nanocomposites Made of Graphene Nanoplatelet-Filled Polysulfone

open access: yesNanomaterials, 2020
Graphene nanoplatelet (GnP)-filled polysulfone (PSU) cellular nanocomposites, prepared by two different methods—namely, water vapor-induced phase separation (WVIPS) and supercritical CO2 dissolution (scCO2) foaming—were produced with a range of densities
Hooman Abbasi   +2 more
doaj   +1 more source

Bisphenol A and Bisphenol S in Hemodialyzers

open access: yesToxins, 2023
Bisphenol A (BPA)-based materials are used in the manufacturing of hemodialyzers, including their polycarbonate (PC) housings and polysulfone (PS) membranes.
Zahin Haq   +8 more
doaj   +1 more source

Synthesis and Characterization of Polysulfone-based Graft Copolymer Possessing Quaternary Ammonium Salts via Photoiniferter Polymerization

open access: yesJournal of the Turkish Chemical Society, Section A: Chemistry, 2017
Well-defined polysulfone-based graft copolymers containing quaternary ammonium salts are successfully prepared by photoiniferter method under mild conditions.
Mehmet Atilla Taşdelen, Serhat Oran
doaj   +1 more source

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