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发明名称
叠层陶瓷电容器及其制造方法
摘要
本发明提供一种叠层陶瓷电容器及其制造方法,该叠层陶瓷电容器具备交替叠层电介质层和内部电极层而成的电容器主体、和形成在该电容器主体的两端部上的外部电极,所述电介质层由从Ca成分浓度、Sr成分浓度及Zr成分浓度中选择的至少一项不同的至少2种钛酸钡晶粒、和晶界相构成。该叠层陶瓷电容器,即使作为电介质层采用由用Ca、Sr或Zr置换Ba的一部分的钛酸钡晶粒构成的电介质陶瓷,也能够抑制晶粒的生长,例如即使在采用隧道式的大型烧成炉等的批量生产中,也能够提高相对介电常数或温度特性以及高温负荷试验特性。
申请公布号
TW200618007
申请公布日期
2006.06.01
申请号
TW094141360
申请日期
2005.11.24
申请人
京瓷公司
发明人
岩崎健一;福田大辅;西垣政浩;松原圣;神垣耕世
分类号
H01G4/12
主分类号
H01G4/12
代理机构
代理人
刘緖伦
主权项
地址
日本
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