Composite polyelectrolyte-ceramic membranes
AssigneeCeladyne Technologies, inc.
InventorsErin Castele, Toru Hatsukade, Corey Staller, Gary Ong, Dana A. Kazerooni
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Abstract
The present disclosure relates to a bilayer polyelectrolyte membrane, comprising a first layer and a second layer, wherein the first layer comprises a perfluorosulfonic acid, the second layer comprises a metal oxide, and wherein the first layer is disposed on the second layer. The present disclosure further relates to a method of making the bilayer polyelectrolyte membrane, as well as membrane electrode assembly and fuel cell comprising the bilayer polyelectrolyte membrane.
Claims105
A bilayer polyelectrolyte membrane, comprising:
- a first layer disposed on a second layer, wherein:
- the first layer comprises a perfluorosulfonic acid (PFSA) polymer, and
- the second layer comprises crystalline metal oxide.
The method of any one of claims 68-73, wherein the suspension further comprises a first polymer.
The method of claim 99, wherein the crosslinking temperature is about 180° C.
Dependencies are inferred from the claim text.