Is a
Patent attributes
Current Assignee
Patent Jurisdiction
Patent Number
Date of Patent
August 3, 2010
Patent Application Number
12139528
Date Filed
June 16, 2008
Patent Primary Examiner
Patent abstract
12CaO.7Al2O3 polycrystal having high conductivity is provided. The conductivity of the 12CaO.7Al2O3 polycrystal becomes 100 S/cm or more by controlling the nitrogen content in the 12CaO.7Al2O3 polycrystal within a range of 0.3 to 1.1 wt %, and that the conductivity becomes 150 S/cm or more by controlling the nitrogen content within a range of 0.5 to 0.9 wt %.
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