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Engineered glass seals for solid-oxide fuel cells

United States Patent

9,564,643
February 7, 2017
View the Complete Patent at the US Patent & Trademark Office
Oak Ridge National Laboratory - Visit the Partnerships Directorate Website
A seal for a solid oxide fuel cell includes a glass matrix having glass percolation therethrough and having a glass transition temperature below 650.degree. C. A deformable second phase material is dispersed in the glass matrix. The second phase material can be a compliant material. The second phase material can be a crushable material. A solid oxide fuel cell, a precursor for forming a seal for a solid oxide fuel cell, and a method of making a seal for a solid oxide fuel cell are also disclosed.
Surdoval; Wayne (Monroeville, PA), Lara-Curzio; Edgar (Lenoir City, TN), Stevenson; Jeffry (Richland, WA), Muth; Joseph Thomas (Somerville, MA), Armstrong; Beth L. (Clinton, TN), Shyam; Amit (Knoxville, TN), Trejo; Rosa M. (Eden Prairie, MN), Wang; Yanli (Knoxville, TN), Chou; Yeong Shyung (Richland, WA), Shultz; Travis Ray (Morgantown, WV)
UT-BATTELLE, LLC (Oak Ridge, TN), BATTELLE MEMORIAL INSTITUTE (Richland, WA)
13/ 949,964
July 24, 2013
STATEMENT REGARDING FEDERALLY SPONSORED RESEARCH This invention was made with government support under contract No. DE-AC05-00OR22725 awarded by the U.S. Department of Energy. The government has certain rights in this invention.