Novel charged and hydrophilized polybenzimidazole (PBI) membranes for forward osmosis

MF Flanagan, IC Escobar - Journal of membrane science, 2013 - Elsevier
Polybenzimidazole (PBI) is a material with excellent chemical resistance, and thermal and
mechanical stabilities. However, significant drawbacks of PBI that prevent its use as a …

Surface functionalization of polybenzimidazole membranes to increase hydrophilicity and charge

M Flanagan, R Hausman, B Digman… - … in Membrane Science …, 2011 - ACS Publications
Forward osmosis is the movement of water across a selectively permeable membrane. The
driving force for water permeation through the membrane is the difference in osmotic …

Influence of silica nanoparticles on the desalination performance of forward osmosis polybenzimidazole membranes

S Daer, N Akther, Q Wei, HK Shon, SW Hasan - Desalination, 2020 - Elsevier
Polybenzimidazole (PBI) is a chemically and thermally stable polymer, which is being
considered for forward osmosis (FO) seawater desalination in regions with high seawater …

Enhanced forward osmosis from chemically modified polybenzimidazole (PBI) nanofiltration hollow fiber membranes with a thin wall

KY Wang, Q Yang, TS Chung… - Chemical Engineering …, 2009 - Elsevier
To develop high-flux and high-rejection forward osmosis (FO) membranes for water reuses
and seawater desalination, we have fabricated polybenzimidazole (PBI) nanofiltration (NF) …

Synthesis of polybenzimidazole (PBI) forward osmosis (FO) membrane and computational fluid dynamics (CFD) modeling of concentration gradient across membrane …

N Akther, S Daer, Q Wei, I Janajreh, SW Hasan - Desalination, 2019 - Elsevier
This research study aimed to synthesize polybenzimidazole (PBI) FO flat sheet membranes
for seawater desalination in high temperature and salinity regions like the UAE. The …

Polybenzimidazole (PBI) nanofiltration hollow fiber membranes applied in forward osmosis process

KY Wang, TS Chung, JJ Qin - Journal of Membrane Science, 2007 - Elsevier
For the first time, the potential of polybenzimidazole (PBI) nanofiltration membrane as a
forward osmosis membrane has been investigated. PBI was chosen mainly because of its …

Observations on the structure of first generation polybenzimidazole reverse osmosis membranes

LC Sawyer, RS Jones - Journal of membrane science, 1984 - Elsevier
The structure-property relationships of polybenzimidazole (PBI) reverse osmosis (RO)
membranes are important in process optimization. The membrane transport properties are …

Preparation of polybenzimidazole hollow-fiber membranes for reverse osmosis and nanofiltration by changing the spinning air gap

X Wang, P Jayaweera, RA Alrasheed, SA Aljlil… - Membranes, 2018 - mdpi.com
High-performance polybenzimidazole (PBI) hollow-fiber membranes (HFMs) were fabricated
through a continuous dry-jet wet spinning process at SRI International. By adjusting the …

Polymer electrolyte membrane from polybenzimidazoles: Influence of tetraamine monomer structure

B Sana, T Jana - Polymer, 2018 - Elsevier
We report successful synthesis of three types of pyridine bridged tetraamine (PyTAB)
monomers namely PyTAB-COOH, PyTAB-OH and PyTAB-CF 3 where additional functional …

Functionalization of polybenzimidizole membranes to impart negative charge and hydrophilicity

R Hausman, B Digman, IC Escobar, M Coleman… - Journal of membrane …, 2010 - Elsevier
Polybenzimidizole (PBI) is a promising material for membrane separations due to its high
mechanical and thermal stabilities. Two drawbacks that can hinder the use of PBI …