Patent · US Active

Catalyst composite for fuel cell and method of manufacturing the same

US11158863B2 · kind B2 · utility

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6Claims
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Key dates

Filing dateFeb 11, 2019
Grant dateOct 26, 2021
Priority date
Expiry dateSep 18, 2039

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY02E60/50
  • WIPO fieldElectrical machinery, apparatus, energy
  • WIPO sectorElectrical engineering

Abstract

Disclosed are a catalyst composite for a fuel cell and a method of manufacturing the same. The catalyst composite includes a support containing carbon (C), a metal catalyst supported on the support, and an ionomer binder coated on the surface of the support and on the surface of the metal catalyst. The ionomer binder coated on the surface of the metal catalyst is formed so as to be thinner than the ionomer binder coated on the surface of the support.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.