A platform for research: civil engineering, architecture and urbanism
A platform for research: civil engineering, architecture and urbanism
CERAMIC COMPOSITION AND CERAMIC ELECTRONIC COMPONENT
PROBLEM TO BE SOLVED: To provide a novel ceramic composition capable of suppressing reduction of a dielectric constant, even when high direct current voltage is applied thereto, and having a small capacitance change ratio in a wide range of temperature range, and an electronic component comprising the ceramic composition.SOLUTION: The ceramic composition is configured so that, when a molar ratio of (NaBi)TiO, SrTiOand CaTiOis a:b:c((NaBi)TiO:SrTiO:CaTiO=a:b:c), on a composition diagram of the three components, a range of composition of (a, b, c) is in a region surrounded by A(0.45, 0.35, 0.20), B(0.25, 0.55, 0.20), C(0.15, 0.55, 0.30), D(0.35, 0.35, 0.30), in which lines for connecting points are included.SELECTED DRAWING: Figure 1
【課題】高い直流電圧を印加しても比誘電率の低下を抑制することが出来、また広範囲の温度範囲でも、容量変化率が小さい新規の磁器組成物及び該磁器組成物を有する電子部品の提供。【解決手段】（Ｎａ０．５Ｂｉ０．５）ＴｉＯ３とＳｒＴｉＯ３とＣａＴｉＯ３のモル比をａ：ｂ：ｃとすると（（Ｎａ０．５Ｂｉ０．５）ＴｉＯ３：ＳｒＴｉＯ３：ＣａＴｉＯ３＝ａ：ｂ：ｃ）、前記三成分の組成図上で、（ａ、ｂ、ｃ）の組成の範囲がＡ（０．４５、０．３５、０．２０）、Ｂ（０．２５、０．５５、０．２０）、Ｃ（０．１５、０．５５、０．３０）、Ｄ（０．３５、０．３５、０．３０）で囲まれる領域内（各点を結ぶ線上を含む。）である磁器組成物。【選択図】図１
CERAMIC COMPOSITION AND CERAMIC ELECTRONIC COMPONENT
PROBLEM TO BE SOLVED: To provide a novel ceramic composition capable of suppressing reduction of a dielectric constant, even when high direct current voltage is applied thereto, and having a small capacitance change ratio in a wide range of temperature range, and an electronic component comprising the ceramic composition.SOLUTION: The ceramic composition is configured so that, when a molar ratio of (NaBi)TiO, SrTiOand CaTiOis a:b:c((NaBi)TiO:SrTiO:CaTiO=a:b:c), on a composition diagram of the three components, a range of composition of (a, b, c) is in a region surrounded by A(0.45, 0.35, 0.20), B(0.25, 0.55, 0.20), C(0.15, 0.55, 0.30), D(0.35, 0.35, 0.30), in which lines for connecting points are included.SELECTED DRAWING: Figure 1
【課題】高い直流電圧を印加しても比誘電率の低下を抑制することが出来、また広範囲の温度範囲でも、容量変化率が小さい新規の磁器組成物及び該磁器組成物を有する電子部品の提供。【解決手段】（Ｎａ０．５Ｂｉ０．５）ＴｉＯ３とＳｒＴｉＯ３とＣａＴｉＯ３のモル比をａ：ｂ：ｃとすると（（Ｎａ０．５Ｂｉ０．５）ＴｉＯ３：ＳｒＴｉＯ３：ＣａＴｉＯ３＝ａ：ｂ：ｃ）、前記三成分の組成図上で、（ａ、ｂ、ｃ）の組成の範囲がＡ（０．４５、０．３５、０．２０）、Ｂ（０．２５、０．５５、０．２０）、Ｃ（０．１５、０．５５、０．３０）、Ｄ（０．３５、０．３５、０．３０）で囲まれる領域内（各点を結ぶ線上を含む。）である磁器組成物。【選択図】図１
CERAMIC COMPOSITION AND CERAMIC ELECTRONIC COMPONENT
磁器組成物及びセラミック電子部品
OKAI KEISUKE (author) / SHIBASAKI TOMOYA (author) / NATSUI HIDESADA (author)
2016-07-14
Patent
Electronic Resource
Japanese
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