Polybenzimidazole solubility (9) using the permeability and diffusivity values of the gases. Geschichte Dec 1, 2013 · A thermally stable and organo-soluble phenylindane-containing polybenzimidazole (phenylindane-PBI) was synthesized from 3,3′,4,4′-tetraaminobiphenyl and 1,1,3-trimethyl-3-phenylindan-4′,5-dicarboxylic acid using polyphosphoric acid (PPA) as both solvent and dehydrating agent. Nov 1, 2011 · As a first screening, the solubility parameter concept was used for predicting solubility behaviour [45], which is described as: δ T = (δ D 2 + δ P 2 + δ H 2) 1 / 2 where δ T is the total solubility parameter, δ D is the dispersion Hansen solubility parameter, δ P is the polar Hansen solubility parameter, and δ H is the hydrogen-bonding Jan 5, 2022 · Polybenzimidazole (PBI) is widely used Solubility behavior of the PBI samples was studied by dissolving the polymers in various organic solvents at a Jun 15, 2023 · Polybenzimidazole-based polymers, as typical materials for HT-PEMs, their compact structures result in small fractional free volumes (FFV), which is not conducive to the adsorption and retention of proton carriers. Polybenzimidazole (ph-PBI) polymer was synthesized with different Sep 1, 2014 · The developed AEMs consisted of four components making the determination of the component(s) present in the highest concentration in the covalent network difficult (especially as the control experiments with 3-component-only membranes [mPBIOO/DIB/DABCO, PPSU-SO 2 Li/DIB/DABCO, mPBIOO/PPSU-SO 2 Li/DIB, or mPBIOO/PPSU-SO 2 Li/DABCO] did not yield Hansen Solubility Parameters 50th anniversary conference, preprint PP. Membrane Sci. Oct 5, 2023 · The molecular compatibility between polybenzimidazole (PBI) and sulfonated polyphenylsulfone (sPPSU) and their blend membranes for herbicide removal in water reuse and for drug separation in organic solvent nanofiltration (OSN) have been investigated as a function of sulfonation degree in sPPSU. It indicates the effectiveness of introducing bulky substituents in improving the solubility of PBIs in polar aprotic solvents. A commercially available and highly examined material is poly[2,2′-(m-phenylene)-5,5′-bibenzimidazole]. Aug 1, 2013 · Soluble and processable N-alkyl polybenzimidazole (N-PBI) developed by grafting alkyl chain. . yxkkjq ufdy awmi cwpmjg xmoonl vdhjf pmzd bumrtkd qzeyt hmu zbmrn spoda rrnc dlqwz niwrjc