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Ceramic electrolyte coating and methods

United States Patent

7,261,833
August 28, 2007
View the Complete Patent at the US Patent & Trademark Office
Aqueous coating slurries useful in depositing a dense coating of a ceramic electrolyte material (e.g., yttrium-stabilized zirconia) onto a porous substrate of a ceramic electrode material (e.g., lanthanum strontium manganite or nickel/zirconia) and processes for preparing an aqueous suspension of a ceramic electrolyte material and an aqueous spray coating slurry including a ceramic electrolyte material. The invention also includes processes for depositing an aqueous spray coating slurry including a ceramic electrolyte material onto pre-sintered, partially sintered, and unsintered ceramic substrates and products made by this process.
Seabaugh; Matthew M. (Columbus, OH), Swartz; Scott L. (Columbus, OH), Dawson; William J. (Dublin, OH), McCormick; Buddy E. (Dublin, OH)
NexTech Materials, Ltd. (Lewis Center, OH)
10/ 889,234
20050026017
July 12, 2004
STATEMENT REGARDING FEDERALLY SPONSORED RESEARCH This invention was made with government support under Contract No. DE-FG02-96ER82236 awarded by the United States Department of Energy. The United States Government has certain rights in this invention.