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WO2008126351A1 - 積層セラミックコンデンサとその製造方法 - Google Patents

積層セラミックコンデンサとその製造方法 Download PDF

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Publication number
WO2008126351A1
WO2008126351A1 PCT/JP2008/000584 JP2008000584W WO2008126351A1 WO 2008126351 A1 WO2008126351 A1 WO 2008126351A1 JP 2008000584 W JP2008000584 W JP 2008000584W WO 2008126351 A1 WO2008126351 A1 WO 2008126351A1
Authority
WO
WIPO (PCT)
Prior art keywords
ceramic particles
laminated
layer
ceramic capacitor
internal electrodes
Prior art date
Application number
PCT/JP2008/000584
Other languages
English (en)
French (fr)
Inventor
Hiroshi Kagata
Satoshi Tomioka
Koichi Shigeno
Original Assignee
Panasonic Corporation
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Panasonic Corporation filed Critical Panasonic Corporation
Priority to US12/304,252 priority Critical patent/US20090201628A1/en
Publication of WO2008126351A1 publication Critical patent/WO2008126351A1/ja

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-SENSITIVE DEVICES OF THE ELECTROLYTIC TYPE
    • H01G4/00—Fixed capacitors; Processes of their manufacture
    • H01G4/002—Details
    • H01G4/018—Dielectrics
    • H01G4/06—Solid dielectrics
    • H01G4/08—Inorganic dielectrics
    • H01G4/12—Ceramic dielectrics
    • H01G4/1209—Ceramic dielectrics characterised by the ceramic dielectric material
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-SENSITIVE DEVICES OF THE ELECTROLYTIC TYPE
    • H01G4/00—Fixed capacitors; Processes of their manufacture
    • H01G4/30—Stacked capacitors
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T29/00—Metal working
    • Y10T29/43—Electric condenser making
    • Y10T29/435—Solid dielectric type

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Ceramic Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Inorganic Chemistry (AREA)
  • Ceramic Capacitors (AREA)
  • Fixed Capacitors And Capacitor Manufacturing Machines (AREA)

Abstract

　セラミック粒子からなる誘電体層と内部電極を交互に積層した積層体層と、積層体層の少なくとも両端面に設けるとともに内部電極と交互に電気的に接続した一対の外部電極とを有する積層セラミックコンデンサにおいて、誘電体層の単位長さ当たりのセラミック粒子間の界面の数は、一対の外部電極を結ぶ方向より積層方向を多くした構成である。このようにして、内部電極間の誘電体のセラミック粒子の粒界の数を増やすことにより、絶縁特性を向上させることができる。特に、薄層化により厚み方向のセラミック粒子の数が減ったとしても、粒界の数を増やすことにより絶縁特性の低下を抑制することができる。
PCT/JP2008/000584 2007-03-15 2008-03-14 積層セラミックコンデンサとその製造方法 WO2008126351A1 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
US12/304,252 US20090201628A1 (en) 2007-03-15 2008-03-14 Multilayer ceramic capacitor and method of manufacturing the same

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2007066119A JP2008227332A (ja) 2007-03-15 2007-03-15 積層セラミックコンデンサとその製造方法
JP2007-066119 2007-03-15

Publications (1)

Publication Number Publication Date
WO2008126351A1 true WO2008126351A1 (ja) 2008-10-23

Family

ID=39845564

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2008/000584 WO2008126351A1 (ja) 2007-03-15 2008-03-14 積層セラミックコンデンサとその製造方法

Country Status (3)

Country Link
US (1) US20090201628A1 (ja)
JP (1) JP2008227332A (ja)
WO (1) WO2008126351A1 (ja)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2012114877A1 (ja) * 2011-02-23 2012-08-30 株式会社 村田製作所 積層セラミックコンデンサ
JP2013004985A (ja) * 2011-06-17 2013-01-07 National Cheng Kung Univ 電子部品及びその製造方法

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2010212503A (ja) * 2009-03-11 2010-09-24 Murata Mfg Co Ltd 積層セラミックコンデンサ
KR101548785B1 (ko) * 2012-05-08 2015-08-31 삼성전기주식회사 적층 세라믹 부품
JP5414940B1 (ja) * 2012-09-27 2014-02-12 太陽誘電株式会社 積層セラミックコンデンサ
KR20140083509A (ko) * 2012-12-26 2014-07-04 삼성전기주식회사 유전체 조성물 및 이를 유전체층으로 포함하는 적층 세라믹 커패시터
KR102078013B1 (ko) * 2014-02-06 2020-02-17 삼성전기주식회사 적층 세라믹 전자부품, 그 제조방법 및 적층 세라믹 커패시터의 실장 기판
KR102183425B1 (ko) * 2015-07-22 2020-11-27 삼성전기주식회사 적층 세라믹 전자부품
JP2017174945A (ja) * 2016-03-23 2017-09-28 京セラ株式会社 積層型電子部品
JP2022125694A (ja) * 2021-02-17 2022-08-29 株式会社村田製作所 積層セラミックコンデンサ

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5676104A (en) * 1979-11-22 1981-06-23 Matsushita Electric Ind Co Ltd Method of producing barium titanate porcelain
JPS56162403A (en) * 1980-05-16 1981-12-14 Matsushita Electric Ind Co Ltd Barium titanate particles and method of producing same
JPH0434913A (ja) * 1990-05-30 1992-02-05 Marcon Electron Co Ltd 積層セラミックコンデンサの製造方法
JP2004026543A (ja) * 2002-06-24 2004-01-29 Ube Ind Ltd 誘電体磁器組成物およびこれを用いた積層セラミック部品
JP2005191409A (ja) * 2003-12-26 2005-07-14 Matsushita Electric Ind Co Ltd 積層セラミックコンデンサの製造方法
JP2006253563A (ja) * 2005-03-14 2006-09-21 Ngk Spark Plug Co Ltd 電子部品の製造方法、焼成方法

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0992983A (ja) * 1995-07-17 1997-04-04 Sumitomo Kinzoku Electro Device:Kk セラミック多層基板の製造方法
JP3361091B2 (ja) * 2000-06-20 2003-01-07 ティーディーケイ株式会社 誘電体磁器および電子部品
JP2002299193A (ja) * 2001-03-29 2002-10-11 Murata Mfg Co Ltd チップ型積層電子部品
JP2002293619A (ja) * 2001-03-29 2002-10-09 Tdk Corp 誘電体複合材料及びその製造方法
JP4363033B2 (ja) * 2002-12-06 2009-11-11 株式会社村田製作所 形状異方性セラミック粉末の製造方法
JP2004214573A (ja) * 2003-01-09 2004-07-29 Murata Mfg Co Ltd セラミック多層基板の製造方法
JP2005193407A (ja) * 2003-12-26 2005-07-21 Tdk Corp 電子部品及び多層基板
JP5017770B2 (ja) * 2004-06-28 2012-09-05 Ｔｄｋ株式会社 誘電体磁器組成物および電子部品
JP4407497B2 (ja) * 2004-11-30 2010-02-03 Ｔｄｋ株式会社 誘電体磁器組成物及び電子部品
JP4276642B2 (ja) * 2005-07-21 2009-06-10 Ｔｄｋ株式会社 積層型セラミック電子部品

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5676104A (en) * 1979-11-22 1981-06-23 Matsushita Electric Ind Co Ltd Method of producing barium titanate porcelain
JPS56162403A (en) * 1980-05-16 1981-12-14 Matsushita Electric Ind Co Ltd Barium titanate particles and method of producing same
JPH0434913A (ja) * 1990-05-30 1992-02-05 Marcon Electron Co Ltd 積層セラミックコンデンサの製造方法
JP2004026543A (ja) * 2002-06-24 2004-01-29 Ube Ind Ltd 誘電体磁器組成物およびこれを用いた積層セラミック部品
JP2005191409A (ja) * 2003-12-26 2005-07-14 Matsushita Electric Ind Co Ltd 積層セラミックコンデンサの製造方法
JP2006253563A (ja) * 2005-03-14 2006-09-21 Ngk Spark Plug Co Ltd 電子部品の製造方法、焼成方法

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2012114877A1 (ja) * 2011-02-23 2012-08-30 株式会社 村田製作所 積層セラミックコンデンサ
JP5370615B2 (ja) * 2011-02-23 2013-12-18 株式会社村田製作所 積層セラミックコンデンサ
JPWO2012114877A1 (ja) * 2011-02-23 2014-07-07 株式会社村田製作所 積層セラミックコンデンサ
KR101423990B1 (ko) 2011-02-23 2014-08-01 가부시키가이샤 무라타 세이사쿠쇼 적층 세라믹 콘덴서
US9466426B2 (en) 2011-02-23 2016-10-11 Murata Manufacturing Co., Ltd. Laminated ceramic capacitor
JP2013004985A (ja) * 2011-06-17 2013-01-07 National Cheng Kung Univ 電子部品及びその製造方法

Also Published As

Publication number Publication date
US20090201628A1 (en) 2009-08-13
JP2008227332A (ja) 2008-09-25

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