×

Composite electrolyte membrane for fuel cell, method for producing the electrolyte membrane and fuel cell including the electrolyte membrane

  • US 9,368,821 B2
  • Filed: 10/05/2010
  • Issued: 06/14/2016
  • Est. Priority Date: 10/05/2010
  • Status: Active Grant
First Claim
Patent Images

1. A composite electrolyte membrane for a fuel cell which comprises a polybenzimidazole-based polymer and a metal-grafted porous structure and is doped with phosphoric acid, wherein the metal-grafted porous structure is present in an amount of 0.1 to 30% by weight, based on the weight of the polymer, and wherein the metal-grafted porous structure is Al-MCM-41.

View all claims
  • 1 Assignment
Timeline View
Assignment View
    ×
    ×