Results 21 to 30 of about 1,007 (177)

Effect of Organo-Silanes Structure on the Properties of Silane-Crosslinked Membranes Based on Cardo Polybenzimidazole PBI-O-PhT

Membranes, 2022
Polybenzimidazoles (PBI) doped with phosphoric acid (PA) are promising electrolytes for medium temperature fuel cells. Their significant disadvantage is a partial or complete loss of mechanical properties and an increase in hydrogen permeability at ...
Anna A. Lysova, Igor I. Ponomarev, Kirill M. Skupov, Elizaveta S. Vtyurina, Kirill A. Lysov, Andrey B. Yaroslavtsev   +5 more
doaj   +1 more source

Enhanced MEA Performance for an Intermediate-Temperature Fuel Cell with a KH₅(PO₄)₂-Doped Polybenzimidazole Membrane

Membranes, 2022
This work exhibits an effective approach to enhance the performance of membrane-electrode assembly (MEA) with KH5(PO4)2-doped PBI membrane, by adding phosphoric acid (PA) in the catalyst layer (CL). The ohmic resistance and single-cell performance of the
Yifan Li, Jing Hu, Joan Papavasiliou, Zhiyong Fu, Li Chen, Haibin Li   +5 more
doaj   +1 more source

Polybenzimidazole Membrane Crosslinked with Epoxy-Containing Inorganic Networks for Organic Solvent Nanofiltration and Aqueous Nanofiltration under Extreme Basic Conditions

Membranes, 2022
In this study, a novel polybenzimidazole (PBI)-based organic solvent nanofiltration (OSN) membrane possessing excellent stability under high pH condition was developed.
Jaewon Lee, Hyeonmin Yang, Tae-Hyun Bae
doaj   +1 more source

Characterization of PBI/Graphene Oxide Composite Membranes for the SO₂ Depolarized Electrolysis at High Temperature

Membranes, 2022
In this work, polybenzimidazole (PBI) membranes with different graphene oxide (GO) contents (0.5, 1.0, 2.0, and 3.0 wt %) as organic filler have been prepared.
Sergio Diaz-Abad, Sandra Fernández-Mancebo, Manuel A. Rodrigo, Justo Lobato   +3 more
doaj   +1 more source

Application of Crosslinked Polybenzimidazole-Poly(Vinyl Benzyl Chloride) Anion Exchange Membranes in Direct Ethanol Fuel Cells

Membranes, 2020
Crosslinked membranes have been synthesized by a casting process using polybenzimidazole (PBI) and poly(vinyl benzyl chloride) (PVBC). The membranes were quaternized with 1,4-diazabicyclo[2.2.2]octane (DABCO) to obtain fixed positive quaternary ammonium ...
Daniel Herranz, Roxana E. Coppola, Ricardo Escudero-Cid, Kerly Ochoa-Romero, Norma B. D’Accorso, Juan Carlos Pérez-Flores, Jesús Canales-Vázquez, Carlos Palacio, Graciela C. Abuin, Pilar Ocón   +9 more
doaj   +1 more source

Composite Polybenzimidazole Membrane with High Capacity Retention for Vanadium Redox Flow Batteries

Molecules, 2021
Currently, energy storage technologies are becoming essential in the transition of replacing fossil fuels with more renewable electricity production means.
Jacobus C. Duburg, Kobra Azizi, Søren Primdahl, Hans Aage Hjuler, Elena Zanzola, Thomas J. Schmidt, Lorenz Gubler   +6 more
doaj   +1 more source

Cardo Polybenzimidazole (PBI-O-PhT) Based Membrane Reinforced with m-polybenzimidazole Electrospun Nanofiber Mat for HT-PEM Fuel Cell Applications. [PDF]

Membranes (Basel), 2022
The further development of high temperature polymer electrolyte membrane (HT-PEM) fuel cells largely depends on the improvement of all components of the membrane–electrode assembly (MEA), especially membranes and electrodes.
Ponomarev II, Skupov KM, Modestov AD, Lysova AA, Ponomarev II, Vtyurina ES.   +5 more
europepmc   +2 more sources

Research progress of high temperature proton exchange membranes applied in fuel cells

Cailiao gongcheng, 2021
The fuel cell technology is a highly-efficient clean energy technology which can alleviate the power and environmental problems. Proton exchange membrane fuel cell (PEMFC) is an important type of fuel cell, of which proton exchange membrane is the key ...
SUN Peng, LI Zhong-fang, WANG Chuan-gang, WANG Yan, CUI Wei-hui, PEI Hong-chang, YIN Xiao-yan   +6 more
doaj   +1 more source

Improvement of microbial fuel cell performance using novel kaolin earthenware membrane coated with a polybenzimidazole layer

Energy Science & Engineering, 2021
A proton exchange membrane (PEM) is one of the most critical and expensive components in a dual‐chamber microbial fuel cell (MFC) that separates the anode and cathode chambers.
Siti Mariam Daud, Mimi Hani Abu Bakar, Wan Ramli Wan Daud, Byung Hong Kim, Jamaliah Md Jahim, Andanastuti Muchtar, Mahendra Roa Somalu, Pak Hoe Lee, Peer Mohamed Abdul   +8 more
doaj   +1 more source

Gypsum (CaSO4·2H2O) Scaling on Polybenzimidazole and Cellulose Acetate Hollow Fiber Membranes under Forward Osmosis

Membranes, 2013
We have examined the gypsum (CaSO4·2H2O) scaling phenomena on membranes with different physicochemical properties in forward osmosis (FO) processes.
Tai-Shung Chung, Feng-Jiang Fu, Si Cong Chen, Jincai Su, Baoxia Mi   +4 more
doaj   +1 more source