From polybenzimidazoles to polybenzimidazoliums and polybenzimidazolides
Polybenzimidazoles represent a large family of high-performance polymers containing
benzimidazole groups as part of the structural repeat unit. New application areas in …
benzimidazole groups as part of the structural repeat unit. New application areas in …
Plasticization mitigation strategies for gas and liquid filtration membranes-A review
Plasticization is a major source of performance reduction in polymeric membranes, where
uptake of specific vapour or liquid compounds affects either the space between …
uptake of specific vapour or liquid compounds affects either the space between …
The energetics of phosphoric acid interactions reveals a new acid loss mechanism
Acid retention of phosphoric acid (PA)-doped proton exchange membranes (PEMs) is one of
the critical factors that determine the durability of high temperature PEM fuel cells. However …
the critical factors that determine the durability of high temperature PEM fuel cells. However …
Gas separation properties of polybenzimidazole/thermally-rearranged polymer blends
Polybenzimidazole (PBI) is highly selective for H 2 removal from mixtures with CO 2, but it
exhibits low gas permeabilities. Celazole® PBI was blended with more permeable HAB …
exhibits low gas permeabilities. Celazole® PBI was blended with more permeable HAB …
Effect of the annealing temperature of polybenzimidazole membranes in high pressure and high temperature H2/CO2 gas separations
The effect of the annealing temperature of polybenzimidazole (PBI) membranes on H 2/CO 2
gas separations was investigated. Membranes annealed from 250° C to 400° C were tested …
gas separations was investigated. Membranes annealed from 250° C to 400° C were tested …
Towards a predictive thermodynamic description of sorption processes in polymers: The synergy between theoretical EoS models and vibrational spectroscopy
Understanding and predicting sorption thermodynamics of low molecular weight compounds
in rubbery and glassy polymers is of great relevance to elucidate important phenomena in …
in rubbery and glassy polymers is of great relevance to elucidate important phenomena in …
Purification, chemical, structural characterization and biological activity of polysaccharide from blue oyster mushroom Hypsizygus ulmarius
A Thimmaraju, P Seedevi - Biomass Conversion and Biorefinery, 2024 - Springer
Abstract The polysaccharide (HUP-1) was fractionated and purified from crude
polysaccharide of Hypsizygus ulmarius by using ion-exchange and gel-permeation …
polysaccharide of Hypsizygus ulmarius by using ion-exchange and gel-permeation …
Pure and mixed fluid sorption and transport in Celazole® polybenzimidazole: Effect of plasticization
Tough polymers are recognized as ideal membrane materials for gas and liquid separations
in harsh environments. However, while solvent flux and solute rejection data, as well as …
in harsh environments. However, while solvent flux and solute rejection data, as well as …
Plasticization mechanism in polybenzimidazole membranes for organic solvent nanofiltration: molecular insights from in situ FTIR spectroscopy
Despite substantial research efforts being devoted to design polymer membranes for
organic solvent nanofiltration (OSN) exhibiting enhanced plasticization resistance, detailed …
organic solvent nanofiltration (OSN) exhibiting enhanced plasticization resistance, detailed …
Modeling water diffusion in polybenzimidazole membranes using partial immobilization and free volume theory
This study extends previous work on modeling water sorption, dilation, and diffusion in
polybenzimidazoles (PBIs) by comparing water transport properties of commercial PBI …
polybenzimidazoles (PBIs) by comparing water transport properties of commercial PBI …