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US 12,227,627 B2Granted
Polybenzimidazole films
AssigneeUniversity of South Carolina
InventorsLaura A. Murdock, Lihui Wang, Fei Huang, Brian C. Benicewicz
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Abstract
Novel PBI films which may be used in electrochemical cells, such as redox flow batteries, are disclosed. Additionally, disclosed herein are membranes which comprise the novel PBI films which may be free from an organic solvent, and have a tensile strength at break of at least 25 MPa after drying.
Claims16
A membrane comprising a polybenzimidazole, wherein the membrane is free of organic solvent and the membrane exhibits a tensile stress at break of at least 25 MPa after drying.
Dependencies are inferred from the claim text.