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    • 8. 发明专利
    • JIG FOR BURNING IN NONOXIDIZING ATMOSPHERE
    • JPH111757A
    • 1999-01-06
    • JP9002798
    • 1998-04-02
    • TOSHIBA CERAMICS CO
    • INOUE TOSHIYAKAWAI KAZUHIDEUEMOTO HIDEO
    • C23C4/10C23C26/00C23C28/00C23C30/00H01G13/00
    • PROBLEM TO BE SOLVED: To obtain a jig material for burning in nonoxidizing atmosphere capable of executing excellent burning of parts to be burnt without any reaction on the materials of the parts by arranging stabilized zirconia sprayed layer on the surface of molybdenum base material through a metallic coating layer and ceramic layer. SOLUTION: As for the material for a jig for burning in nonoxidizing atmosohere at the time of burning electronic parts such as layer-built ceramic capacitor and the like, materials having zirconia sprayed layer on the surface of molybdenum base metal are used. In this case, between the molybdenum base material and zirconia sprayed layer, a ceramic layer with a thickness of 100-500 μm of at least one kind of alumina, spinel, titania, chromia and the like with an coefficient of thermal expansion coefficient between the two materials mentioned ahead is formed, and further on the surface of molybdenum base material, a metallic layer with a thickness of 10-50 μm comprising Cr, Cr alloy and the like is provided. For the zirconia sprayed layer, a stabilized zirconia sprayed layer stabilized with calcia, yttria and the like is used.