Results 1 to 10 of about 4,781 (186)

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

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   +2 more sources

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

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   +2 more sources

The Effects of Sulfonated Poly(ether ether ketone) Ion Exchange Preparation Conditions on Membrane Properties [PDF]

open access: yesMembranes, 2013
A low cost cation exchange membrane to be used in a specific bioelectrochemical system has been developed using poly(ether ether ketone) (PEEK). This material is presented as an alternative to current commercial ion exchange membranes that have been ...
Rebecca S. L. Yee   +2 more
doaj   +2 more sources

Enhanced Conductivity of Composite Membranes Based on Sulfonated Poly(Ether Ether Ketone) (SPEEK) with Zeolitic Imidazolate Frameworks (ZIFs) [PDF]

open access: yesNanomaterials, 2018
The zeolitic imidazolate frameworks (ZIFs) ZIF-8, ZIF-67, and a Zn/Co bimetallic mixture (ZMix) were synthesized and used as fillers in the preparation of composite sulfonated poly(ether ether ketone) (SPEEK) membranes.
Arturo Barjola   +4 more
doaj   +2 more sources

Polydopamine grafting polyether ether ketone to stabilize growth factor for efficient osteonecrosis repair [PDF]

open access: yesScientific Reports
This study examines the biocompatibility, osteogenic potential, and effectiveness of polyether ether ketone (PEEK) composites for treating osteonecrosis, seeking to establish a theoretical basis for clinical application.
Yi Sun   +10 more
doaj   +2 more sources

Optimized Sulfonated Poly(Ether Ether Ketone) Membranes for In-House Produced Small-Sized Vanadium Redox Flow Battery Set-Up [PDF]

open access: yesMembranes
The ionic exchange membranes represent a core component of redox flow batteries. Their features strongly affect the performance, durability, cost, and efficiency of these energy systems.
Antonino Rizzuti   +6 more
doaj   +2 more sources

Proton-conducting polymer electrolyte membranes based on sulfonated PEEK and blends of protic ionic liquids with different acidities [PDF]

open access: yesScientific Reports
Protic ionic liquids (PILs) immobilised in an ionogene host polymer represent an intriguing alternative to the state-of-the-art commercial fluoropolymer-based membranes as proton conducting electrolytes for future intermediate-temperature fuel cells (T > 
V. Theußl   +5 more
doaj   +2 more sources

Different approaches in sulfonated poly (ether ether ketone) conductivity measurements [PDF]

open access: yesIOP Conference Series: Materials Science and Engineering, 2019
Ion conductivity of sulfonated poly (ether ether ketone) (SPEEK) membranes with various degree of sulfonation (DS) was investigated using impedance analysis with different measuring cell configuration and ion conductivity was calculated from resistances of polymer membranes.
Fedorenko, D, Vaivars, G
openaire   +4 more sources

Determination of the degree of sulfonation in cross-linked and non-cross-linked Poly(ether ether ketone) using different analytical techniques [PDF]

open access: yesHeliyon
The degree of sulfonation (DS) is a key property of sulfonated polymers, as it significantly influences their swelling behaviour, conductivity and mechanical properties.
Abdul G. Al Lafi   +4 more
doaj   +2 more sources

Boosting dimensional stability and proton conductive of proton exchange membrane by introducing SO3H-UiO-66 coated nanofibers [PDF]

open access: yesE3S Web of Conferences, 2021
In this work, we fabricated cross-linked pre-oxidized polyacrylonitrile nanofibers (PPNF) coating SO3H-UiO-66 coated (named SU6@PPNF), which was introduced into sulfonated poly (ether ether ketone) SPEEK to produce membrane with superior proton ...
Zhu Bensheng   +7 more
doaj   +1 more source

Home - About - Disclaimer - Privacy