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Electrochemical membrane

Grant US12580214B2 Kind: B2 Mar 17, 2026

Inventors

Joshua Bartels, Navya Jagarlamudi

Abstract

This disclosure relates to polymer electrolyte membranes, and in particular, to a composite membrane having at least two reinforcing layers comprising a microporous polymer structure and a surprisingly high resistance to piercing. This disclosure also relates to composite membrane-assemblies and electrochemical devices comprising the composite membranes of the disclosure, and to methods of manufacture of the composite membranes.

CPC Classifications

C25B 1/04 C25B 11/055 C25B 11/089 C25B 13/02 C25B 13/08 C25B 9/23 B01D 2325/04 B01D 2325/42 B01D 69/02 B01D 69/1216 B01D 71/36 H01M 2300/0082 H01M 4/8605 H01M 4/8673 H01M 4/8892 H01M 4/9041 H01M 4/926 H01M 4/96 H01M 8/1004 H01M 8/1039 H01M 8/1048 H01M 8/1053 H01M 8/106 H01M 8/1067 H01M 8/1081 H01M 8/188 Y02E 60/36 Y02E 60/50 Y02P 70/50

Filing Date

2021-08-18

Application No.

18021988

Claims

30