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US 12,343,685 B2Granted
Cross-linked polymeric membrane
AssigneeNational University of Singapore
InventorsMohammad Hossein Davood Abadi Farahani, Tai-Shung Chung
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Abstract
There is provided a method of forming a cross-linked polymeric membrane, the method comprising: providing a polymeric membrane; and contacting the polymeric membrane with a cross-linking solution comprising at least one cross-linker to form the cross-linked polymeric membrane, wherein the at least one cross-linker comprises at least three halide-containing groups. There is also provided a cross-linked polymeric membrane.
Claims8
A method of forming a cross-linked polymeric membrane comprising:
- providing a polymeric membrane formed from at least one polymer comprising at least one imidazole ring;
- and
- contacting the polymeric membrane with a cross-linking solution comprising at least one cross-linker to form the cross-linked polymeric membrane, wherein the at least one cross-linker comprises at least three acyl halide groups,
- wherein the cross-linking solution comprises the at least one cross-linker dissolved in a solvent, and wherein the solvent is:
- 2-methyl tetrahydrofuran (2-MeTHF), tetrahydrofuran (THF), cyclopentyl methyl ether (CPME), or mixtures thereof.
2 more elements
Dependencies are inferred from the claim text.