Eine Plattform für die Wissenschaft: Bauingenieurwesen, Architektur und Urbanistik
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DIELECTRIC COMPOSITION, MULTILAYER CERAMIC ELECTRONIC COMPONENT, MANUFACTURING METHOD OF DIELECTRIC COMPOSITION, AND MANUFACTURING METHOD OF MULTILAYER CERAMIC ELECTRONIC COMPONENT
To provide a dielectric composition, a multilayer ceramic electronic component, a manufacturing method of a dielectric composition, and a manufacturing method of a multilayer ceramic electronic component, capable of achieving both a long life and the excellent temperature characteristics of capacity.SOLUTION: A dielectric composition includes: a main component containing barium titanate; a first additive containing zirconium in an amount of 2 at% or more and 10 at% or less with respect to titanium of the barium titanate; a second additive containing 0.2 at% or more and 3.5 at% or less of europium with respect to titanium of the barium titanate, and a content of a rear earth element other than the europium is less than that of the europium; a third additive containing 0.5 at% or more and 4.5 at% or less of manganese with respect to titanium of the barium titanate; and a fourth additive containing at least one of strontium and calcium in an amount of 0.1 at% or more and 3 at% or less with respect to titanium in the barium titanate.SELECTED DRAWING: Figure 6
【課題】 高寿命と優れた容量温度特性とを両立することができる誘電体組成物、積層セラミック電子部品、誘電体組成物の製造方法、および積層セラミック電子部品の製造方法を提供する。【解決手段】 誘電体組成物は、チタン酸バリウムを含む主成分と、前記チタン酸バリウムのチタンに対して２ａｔ％以上１０ａｔ％以下のジルコニウムを含む第１添加物と、前記チタン酸バリウムのチタンに対して０．２ａｔ％以上３．５ａｔ％以下のユーロピウムを含み、ユーロピウム以外の希土類元素がユーロピウムより少ない第２添加物と、前記チタン酸バリウムのチタンに対して０．５ａｔ％以上４．５ａｔ％以下のマンガンを含む第３添加物と、前記チタン酸バリウムのチタンに対して０．１ａｔ％以上３ａｔ％以下のストロンチウムまたはカルシウムの少なくとも一つを含む第４添加物と、を含む。【選択図】 図６
DIELECTRIC COMPOSITION, MULTILAYER CERAMIC ELECTRONIC COMPONENT, MANUFACTURING METHOD OF DIELECTRIC COMPOSITION, AND MANUFACTURING METHOD OF MULTILAYER CERAMIC ELECTRONIC COMPONENT
To provide a dielectric composition, a multilayer ceramic electronic component, a manufacturing method of a dielectric composition, and a manufacturing method of a multilayer ceramic electronic component, capable of achieving both a long life and the excellent temperature characteristics of capacity.SOLUTION: A dielectric composition includes: a main component containing barium titanate; a first additive containing zirconium in an amount of 2 at% or more and 10 at% or less with respect to titanium of the barium titanate; a second additive containing 0.2 at% or more and 3.5 at% or less of europium with respect to titanium of the barium titanate, and a content of a rear earth element other than the europium is less than that of the europium; a third additive containing 0.5 at% or more and 4.5 at% or less of manganese with respect to titanium of the barium titanate; and a fourth additive containing at least one of strontium and calcium in an amount of 0.1 at% or more and 3 at% or less with respect to titanium in the barium titanate.SELECTED DRAWING: Figure 6
【課題】 高寿命と優れた容量温度特性とを両立することができる誘電体組成物、積層セラミック電子部品、誘電体組成物の製造方法、および積層セラミック電子部品の製造方法を提供する。【解決手段】 誘電体組成物は、チタン酸バリウムを含む主成分と、前記チタン酸バリウムのチタンに対して２ａｔ％以上１０ａｔ％以下のジルコニウムを含む第１添加物と、前記チタン酸バリウムのチタンに対して０．２ａｔ％以上３．５ａｔ％以下のユーロピウムを含み、ユーロピウム以外の希土類元素がユーロピウムより少ない第２添加物と、前記チタン酸バリウムのチタンに対して０．５ａｔ％以上４．５ａｔ％以下のマンガンを含む第３添加物と、前記チタン酸バリウムのチタンに対して０．１ａｔ％以上３ａｔ％以下のストロンチウムまたはカルシウムの少なくとも一つを含む第４添加物と、を含む。【選択図】 図６
DIELECTRIC COMPOSITION, MULTILAYER CERAMIC ELECTRONIC COMPONENT, MANUFACTURING METHOD OF DIELECTRIC COMPOSITION, AND MANUFACTURING METHOD OF MULTILAYER CERAMIC ELECTRONIC COMPONENT
誘電体組成物、積層セラミック電子部品、誘電体組成物の製造方法、および積層セラミック電子部品の製造方法
FUSE YUDAI (Autor:in) / TSUSHIMA YUJI (Autor:in)
23.08.2023
Patent
Elektronische Ressource
Japanisch
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