| Patent Number |
Title Of Patent |
Date Issued |
| 7553578 |
Fuel cell membrane electrode assembly with sealing surfaces |
June 30, 2009 |
| The present invention provides a method of making a gasketed fuel cell membrane electrode assembly by simultaneously binding together the parts of the MEA, impregnating uncured elastomeric gasket material into the outer edge portions of each fluid transport layer, and substantially c |
| 7217471 |
Membrane electrode assembly with compression control gasket |
May 15, 2007 |
| A method is provided for making a gasketed fuel cell MEA comprising the steps of: selecting an FTL sheet material; selecting a target level of compression C % for use of said FTL sheet material in a fuel cell MEA; measuring die pressure Pt for which the FTL sheet material achieves co |
| 7087339 |
Fuel cell membrane electrode assembly with sealing surfaces |
August 8, 2006 |
| The present invention provides a gasketed fuel cell membrane electrode assembly comprising: a polymer electrolyte membrane; layers of anode and cathode catalyst; anode-side and cathode-side fluid transport layer; and anode-side and cathode-side gaskets; where the gaskets comprise an |
| 6979383 |
One-step method of bonding and sealing a fuel cell membrane electrode assembly |
December 27, 2005 |
| A method is provided for making an edge-sealed fuel cell membrane electrode assembly comprising the steps of: i) providing a suitable membrane electrode assembly lay-up; ii) positioning a suitable annular layer of a thermoplastic; and iii) applying pressure and heat sufficient to melt |
