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Title: High temperature seal compositions and methods of using same

Patent ·
OSTI ID:1452899

The disclosure relates to sealant compositions for forming hermetic seals, methods of use, and hermetically sealed products. The sealant compositions comprise a first inorganic oxide chosen from at least one of MgSiO.sub.3, MgO, MgTiO.sub.3, CaO, and CaSiO.sub.3, a second inorganic oxide chosen from SiO.sub.2, at least one solvent, and optionally at least one organic resin binder.

Research Organization:
Palo Alto Research Center Incorporated, Palo Alto, CA (United States)
Sponsoring Organization:
USDOE
DOE Contract Number:
FE0013062
Assignee:
Palo Alto Research Center Incorporated (Palo Alto, CA)
Patent Number(s):
9,976,058
Application Number:
14/725,780
OSTI ID:
1452899
Resource Relation:
Patent File Date: 2015 May 29
Country of Publication:
United States
Language:
English

References (23)

Coated Chimney patent October 1966
Metal to Ceramic Seal patent February 1968
Calcia-Magnesia-Alumina Seal Compositions patent April 1969
Glass Compositions patent August 1969
Hermetically Sealed Body of Ceramic, Metal and Glass and Method Therefor patent September 1969
Ceramic articles having cordierite coatings patent March 1977
High-temperature glass composition patent August 1978
Glass and hermetic seal patent January 1982
Very low expansion sealing frits patent February 1982
Conductive paste, electroconductive body and fabrication of same patent January 1985
Method of controlling the sintering of metal particles patent June 1987
Lead-free glasses for glaze materials patent March 1989
High temperature sealing glass patent September 2000
Composite sealant materials for solid oxide fuel cells patent August 2001
Chemically bonded phospho-silicate ceramics patent February 2003
Glass compositions for ceramic electrolyte electrochemical conversion devices patent April 2005
Solid oxide fuel cell stack having a glass sealant composition patent April 2012
Crystallizing glass solders and uses thereof patent March 2014
Alkali-Free Composite Sealant Materials for Solid Oxide Fuel Cells patent-application March 2006
High thermal expansion cyclosilicate glass-ceramics patent-application October 2007
Glass and Glass-Ceramic Sealant Compositions patent-application September 2009
Fuel Cell Stack patent-application October 2009
Sealing Glass Composition patent-application December 2015