Results 11 to 20 of about 851 (169)
Sulfonated Poly(ether ether ketone) and Organically Modified Montmorillonite Nanocomposite Membranes for Direct Methanol Fuel Cell [PDF]
علوم 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
Synthesis and Characterization of Sulfonated Graphene Oxide Reinforced Sulfonated Poly (Ether Ether Ketone) (SPEEK) Composites for Proton Exchange Membrane Materials [PDF]
Materials, 2018 , Hong Ju, Cao Ning
exaly +2 more sources
Studies on the SPEEK membrane with low degree of sulfonation as a stable proton exchange membrane for fuel cell applications [PDF]
Hydrogen, Fuel Cell & Energy Storage, 2017 Sulfonated poly (ether ether ketone) (SPEEK) with a low degree of sulfonation (DS = 40%) was prepared for proton exchange membrane fuel cells (PEMFC).
Mohammad Javad Parnian +2 more
doaj +1 more source
A Critical Review on the Use of Ionic Liquids in Proton Exchange Membrane Fuel Cells
Membranes, 2022 This work provides a comprehensive review on the incorporation of ionic liquid (ILs) into polymer blends and their utilization as proton exchanges membranes (PEM).
Adnan Alashkar +3 more
doaj +1 more source
Nanomaterials, 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
Membranes, 2022 The development of new composite membranes is required to separate chemical species from aggressive environments without using corrective reagents. One such case is represented by the high hydrochloric acid mixture (very low pH and pCl) that contains ...
Anca Maria Cimbru +9 more
doaj +1 more source
Preparation and Application of Aromatic Polymer Proton Exchange Membrane with Low-Sulfonation Degree
International Journal of Chemical Engineering, 2020 4,4′-Dichlorodiphenylsulfone-3,3′-disulfonic acid (disodium) salt and 4,4′-difluorodiphenylsulfone were used as sulfonated monomer. 4,4′-Fluorophenyl sulfones were used as the nonsulfonated monomer.
Yushan Gao +3 more
doaj +1 more source
Membranes, 2019 This paper discusses the effect of the chemical structure of sulfonated poly(aryl ether sulfone) on the performance of composite nanofiltration membranes.
Shouhai Zhang +5 more
doaj +1 more source
Journal of Materials Science: Materials in Medicine, 2021 Poly-ether-ether-ketone (PEEK) has attracted increasing attention as a promising orthopaedic implant material owing to its excellent mechanical properties and biocompatibility. However, its antibacterial properties must be improved as an implant material.
Cui Guo, Ran Lu, Xin Wang, Su Chen
doaj +1 more source
Preparation and Characterization of UV Irradiated SPEEK/Chitosan Membranes
International Journal of Electrochemical Science, 2012 Cross-linked composite membranes of sulfonated poly(ether ether ketone) (SPEEK) with a chitosan content up to 50 wt%, were prepared by solution cast technique and ultraviolet (UV) curing.
N.A. Aini +5 more
doaj +1 more source