Patent ID: 11929533
Assignee: EVOQUA WATER TECHNOLOGIES LLC
Field: Electrical machinery, apparatus, energy (Electrical engineering)
Classification: CPC H  B  Y | IPC B  H

Claim 13:
14. A method of facilitating use of a flow battery, comprising:
providing at least one anion exchange membrane formed from a microporous substrate coated with a monomer having a cationic functional group and a cross-linking group polymerized to a surface of the microporous substrate, the anion exchange membrane being fully cross-linked and having a thickness of less than 100 μm and a steady state diffusivity of less than 0.4 ppm/hr/cm2 with respect to at least one of a first metal cation species and a second metal cation species; and
providing instructions to install each anion exchange membrane in a rechargeable cell of the flow battery, between an anolyte compartment and a catholyte compartment.