Results 21 to 30 of about 5,992 (177)

The ability of SPEEK to promote the proliferation and osteogenic differentiation of BMSCs on PEEK surfaces [PDF]

open access: yesHeliyon
To investigate the ability of sulfonated polyetheretherketone (SPEEK) to promote the proliferation and osteogenic differentiation of bone marrow mesenchymal stem cells (BMSCs) and compare the effects of different degrees of sulfonation (DS), SPEEK was ...
Shuang Wang   +5 more
doaj   +2 more sources

Comb-like solid polymer electrolyte based on polyethylene glycol-grafted sulfonated polyether ether ketone

open access: yesElectrochimica Acta, 2017
Solid polymer electrolytes based on a novel comb-like copolymer, polyethylene glycol-grafted sulfonated polyether ether ketone (SPEEK- g -PEG), was designed and synthesized through the reaction between partially hydroxyl-functionalized sulfonated ...
Xiaolin Xie, Xiaoen Wang, Chunli Gong
exaly   +2 more sources

Improving Blood Compatibility of Polyethersulfone Hollow Fiber Membranes via Blending with Sulfonated Polyether Ether Ketone

open access: yesMacromolecular Materials and Engineering, 2016
Appropriate membrane for blood contacting applications requires hemocompatibility and high permeation flux; it should inhibit proteins or platelets adsorption and still possess high permeability. Aiming to improve the polyethersulfone (PES) hollow fiber membrane hemocompatibility, sulfonated polyether ether ketone (SPEEK) is self‐synthesized in the ...
Azadeh Ghaee   +2 more
exaly   +2 more sources

Role and Important Properties of a Membrane with Its Recent Advancement in a Microbial Fuel Cell

open access: yesEnergies, 2022
Microbial fuel cells (MFC) are an emerging technology for wastewater treatment that utilizes the metabolism of microorganisms to generate electricity from the organic matter present in water directly.
Aritro Banerjee   +2 more
doaj   +1 more source

Sulfonated Poly(ether ether ketone) and Organically Modified Montmorillonite Nanocomposite Membranes for Direct Methanol Fuel Cell [PDF]

open access: yesعلوم و تکنولوژی پلیمر, 2022
Hypothesis: The modification of aromatic polymers, such as poly(ether ether ketone) (PEEK), by sulfonation modification, can result in fabricating polyelectrolyte membranes (PEMs) as the alternatives to Nafion for direct methanol fuel cell (DMFC ...
Mahdi Tohidian   +5 more
doaj   +1 more source

Spectroscopy and Cyclic Voltammetry Properties of SPEEK/CuO Nanocomposite at Screen-Printed Gold Electrodes

open access: yesNanomaterials, 2022
A successful electrochemical study of copper oxide nanoparticles (CuO NPs), sulfonated poly (ether ether ketone) polymer (SPEEK), and sulfonated polyether ether ketone-copper oxide (SPEEK/CuO) nanocomposite on bare gold electrodes was conducted.
Omolola E. Fayemi   +3 more
doaj   +1 more source

On the Performance of a Ready-to-Use Electrospun Sulfonated Poly(Ether Ether Ketone) Membrane Adsorber

open access: yesMembranes, 2023
Motivated by the need for efficient purification methods for the recovery of valuable resources, we developed a wire-electrospun membrane adsorber without the need for post-modification.
Niki Joosten   +4 more
doaj   +1 more source

Efficiency Analysis of Fuel Cell Components with Ionic Poly-Arylether Composite Membrane

open access: yesMembranes, 2022
We use polyethylene glycol as an additive to explore how the hydrogen bonding of this additive changes the properties of SA8 blended sulfonated polyetheretherketone (SPEEK) composite films.
Hsin-Yi Wen   +4 more
doaj   +1 more source

Extraction of Pregabalin in Urine Samples Using a Sulfonated Poly(ether ether ketone) Membrane

open access: yesInternational Journal of Analytical Chemistry, 2021
In this work, a simple polymer-assisted microextraction technique was developed to determine pregabalin (an anticonvulsant drug) in the urine sample. A sulfonated poly(ether ether ketone) membrane was used as a sorbent for pregabalin extraction, and the ...
Chanbasha Basheer
doaj   +1 more source

Investigation of thermo-mechanical behavior, proton transfer and methanol permeation of polymer electrolyte membrane in low sulfonated state modified with thermally stable surface functionalized graphene oxide nanosheets

open access: yesPolymer Testing, 2021
Sulfonated polyether ether ketone is currently under investigation to replace the expensive Nafion® as polymer electrolyte membrane. Sulfonic acid group is hydrophilic in nature and plays a key role in proton transfer in polymer electrolyte membranes ...
Sher Ayaz, Hai-Yin Yu
doaj   +1 more source

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