Polybenzimidazole films
US12227627B2 · kind B2 · utility
0Cited by
53References
16Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 11, 2023 |
| Grant date | Feb 18, 2025 |
| Priority date | — |
| Expiry date | Dec 11, 2043 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02E60/50
- WIPO fieldChemical engineering
- WIPO sectorChemistry
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.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.