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WO2008132928A1 - 誘電体磁器および積層セラミックコンデンサ - Google Patents

誘電体磁器および積層セラミックコンデンサ Download PDF

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Publication number
WO2008132928A1
WO2008132928A1 PCT/JP2008/056192 JP2008056192W WO2008132928A1 WO 2008132928 A1 WO2008132928 A1 WO 2008132928A1 JP 2008056192 W JP2008056192 W JP 2008056192W WO 2008132928 A1 WO2008132928 A1 WO 2008132928A1
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terms
amount
mole
ceramic material
crystal
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English (en)
French (fr)
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Youichi Yamazaki
Hideyuki Osuzu
Yoshihiro Fujioka
Daisuke Fukuda
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Kyocera Corp
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Kyocera Corp
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Priority to CN200880013339.8A priority Critical patent/CN101668721B/zh
Publication of WO2008132928A1 publication Critical patent/WO2008132928A1/ja
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    • H01G4/00—Fixed capacitors; Processes of their manufacture
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    • H01G4/018—Dielectrics
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    • H01G4/1218—Ceramic dielectrics characterised by the ceramic dielectric material based on titanium oxides or titanates
    • H01G4/1227—Ceramic dielectrics characterised by the ceramic dielectric material based on titanium oxides or titanates based on alkaline earth titanates
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Abstract

　カルシウム濃度の異なる２種のチタン酸バリウムを主成分とする結晶粒子（結晶粒子中のカルシウム濃度が０．３原子％より少ない第１の結晶粒子と、結晶粒子中のカルシウム濃度が０．３原子％以上である第２の結晶粒子）によって構成された誘電体磁器であって、前記２種の結晶粒子がチタン酸バリウムを構成するチタン１００モルに対して、バナジウムをＶ２Ｏ５換算で０．１～０．２モル、マグネシウムをＭｇＯ換算で０．５５～０．７５モル、イットリウム、ディスプロシウム、ホルミウム、エルビウムおよびテルビウムのうち少なくとも１種の希土類元素（ＲＥ）をＲＥ２Ｏ３換算で０．５５～０．７５モル、およびマンガンをＭｎＯ換算で０．２５～０．６モル含有し、前記第１の結晶粒子の面積をＣ１、前記第２の結晶粒子の面積をＣ２としたときに、Ｃ２／（Ｃ１＋Ｃ２）＝０．５～０．８を満足するとともに、キュリー温度が８５～９５°Cである。      
PCT/JP2008/056192 2007-04-25 2008-03-28 誘電体磁器および積層セラミックコンデンサ Ceased WO2008132928A1 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN200880013339.8A CN101668721B (zh) 2007-04-25 2008-03-28 电介体瓷器及层叠陶瓷电容器

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JP2007-115446 2007-04-25
JP2007115446A JP5354867B2 (ja) 2007-04-25 2007-04-25 誘電体磁器および積層セラミックコンデンサ

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2011132121A (ja) * 2009-11-30 2011-07-07 Canon Inc 圧電セラミックス、その製造方法、圧電素子、液体吐出ヘッドおよび超音波モータ
JP2014005155A (ja) * 2012-06-21 2014-01-16 Taiyo Yuden Co Ltd 誘電体セラミックス、誘電体セラミックスの製造方法及び積層セラミックコンデンサ
JP2022068830A (ja) * 2020-10-22 2022-05-10 サムソン エレクトロ－メカニックス カンパニーリミテッド． セラミック電子部品

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JP4992918B2 (ja) * 2009-01-30 2012-08-08 株式会社村田製作所 誘電体セラミックおよび積層セラミックコンデンサ
JP5578882B2 (ja) * 2010-02-25 2014-08-27 京セラ株式会社 積層セラミックコンデンサ
JP5573261B2 (ja) * 2010-03-18 2014-08-20 株式会社村田製作所 積層セラミックコンデンサ、その製造方法及び内部応力評価方法
JP5936534B2 (ja) * 2012-12-27 2016-06-22 国立大学法人九州大学 セラミックスラリーおよびその製造方法ならびに固体酸化物形燃料電池
TWI587332B (zh) * 2015-07-01 2017-06-11 Holy Stone Enterprise Co Ltd Method for manufacturing electrode of chip ceramic capacitor
KR101792368B1 (ko) * 2015-12-24 2017-11-20 삼성전기주식회사 유전체 자기 조성물, 유전체 재료 및 이를 포함하는 적층 세라믹 커패시터

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JPH06302467A (ja) * 1993-04-16 1994-10-28 Tdk Corp 誘電体磁器組成物及び誘電体磁器組成物を用いた積層セラミックコンデンサ
JP2001278662A (ja) * 2000-03-30 2001-10-10 Kyocera Corp 誘電体磁器およびその製法
JP2006041370A (ja) * 2004-07-29 2006-02-09 Kyocera Corp 積層セラミックコンデンサおよびその製法
JP2007063056A (ja) * 2005-08-30 2007-03-15 Tdk Corp 誘電体磁器組成物の製造方法

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