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The laminated ceramic capacitor and a dielectric ceramic 发明授权

2023-11-28 4240 108K 0

专利信息

申请日期 2025-06-25 申请号 JP2009234729
公开(公告)号 JP5316353B2 公开(公告)日 2013-10-16
公开国别 JP 申请人省市代码 全国
申请人 Murata Manufacturing Co Ltd6231
简介 A dielectric ceramic containing a BaTiO3 based material as its main constituent, and, as accessory constituents, a rare-earth element R(R is at least one selected from Nd, Eu, Gd, Tb, Dy, Ho, Er, Yb, and Y), M (M is at least one selected from Mg, Mn, Ni, Co, Cu, Al, Mo, W, and V), SiO2, and CaO. Among crystal grains included in this dielectric ceramic, the ratio of the number of crystal grains 11 in which Si is present in solid solution is 5% or more.


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