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US 11,984,628 B2Granted
Method of producing antioxidant with improved antioxidant ability and dispersion property for membrane-electrode assembly
AssigneesHyundai Motor Company, Kia Corporation
InventorsIl Seok Chae, Jong Kil Oh
Life of this patent
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Abstract
Disclosed is a method of producing an antioxidant that has excellent antioxidant ability and is well dispersed when applied to a membrane-electrode assembly (MEA). The method includes a step of preparing a powder including reduced metal oxide and a step of mixing the powder with a powdery ionomer to obtain an antioxidant in which the ionomer is bound to the surface of the reduced metal oxide.
Claims14
A method of producing an antioxidant for a membrane-electrode assembly, comprising:
- preparing a powder comprising reduced metal oxide;
- and
- mixing the powder with a powdery ionomer to obtain an antioxidant in which the ionomer is bound to a surface of the reduced metal oxide.
Dependencies are inferred from the claim text.