CONDUCTOR PASTE FOR ELECTRODE OF CERAMIC CAPACITOR

PURPOSE:To obtain conductor paste for an electrode of a ceramic capacitor, in which a dense inner electrode film having a small number of air gaps can be formed by incorporating nickel powder, nickel oxide powder and a suitable amount of organic vehicle therein. CONSTITUTION:The conductor paste cont...

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Bibliographische Detailangaben
Hauptverfasser: SUEHIRO MASATOSHI, KAWAZU KOICHI
Format: Patent
Sprache:eng
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Zusammenfassung:PURPOSE:To obtain conductor paste for an electrode of a ceramic capacitor, in which a dense inner electrode film having a small number of air gaps can be formed by incorporating nickel powder, nickel oxide powder and a suitable amount of organic vehicle therein. CONSTITUTION:The conductor paste contains nickel powder, nickel oxide powder and a suitable amount of organic vehicle. It is suitable to contain 0.5-15 pts.wt. of the nickel oxide powder in 100 pts.wt. of the nickel powder. It is desirable to set the grain size of the nickel oxide powder to the same degree or less as compared with that of the nickel powder. For example, 0.5-15 pts.wt. of nickel oxide powder having 0.4mum of mean particle size is mixed with 100 pts.wt. of the nickel powder having 0.5mum of mean particle size, 50 pts.wt. of organic vehicle is added to the mixture, the mixture is mixed by three roll mills to obtain the paste. The vehicle includes, for example, ethylcellulose dissolved in terpineol.