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Methods for making a multi-layer seal for electrochemical devices

United States Patent

May 29, 2007
View the Complete Patent at the US Patent & Trademark Office
Pacific Northwest National Laboratory - Visit the Technology Commercialization Program Website
High Performance Mica-based Compressive Seals for Solid Oxide Fuel Cells
Multi-layer seals are provided that find advantageous use for reducing leakage of gases between adjacent components of electrochemical devices. Multi-layer seals of the invention include a gasket body defining first and second opposing surfaces and a compliant interlayer positioned adjacent each of the first and second surfaces. Also provided are methods for making and using the multi-layer seals, and electrochemical devices including said seals.
Chou; Yeong-Shyung (Richland, WA), Meinhardt; Kerry D. (Kennewick, WA), Stevenson; Jeffry W. (Richland, WA)
Battelle Memorial Institute (Richland, WA)
10/ 134,072
April 26, 2002
GOVERNMENT RIGHTS This invention was made with Government support under Contract Number DE-AC0676RLO1830 awarded by the U.S. Department of Energy. The Government has certain rights in the invention.