JP4275187B2 - 電解コンデンサ - Google Patents

電解コンデンサ Download PDF

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Publication number
JP4275187B2
JP4275187B2 JP2008176344A JP2008176344A JP4275187B2 JP 4275187 B2 JP4275187 B2 JP 4275187B2 JP 2008176344 A JP2008176344 A JP 2008176344A JP 2008176344 A JP2008176344 A JP 2008176344A JP 4275187 B2 JP4275187 B2 JP 4275187B2
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JP
Japan
Prior art keywords
niobium
dielectric layer
electrolytic capacitor
electrode
powder
Prior art date
Legal status (The legal status 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 status listed.)
Expired - Fee Related
Application number
JP2008176344A
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English (en)
Japanese (ja)
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JP2008235949A5 (enExample
JP2008235949A (ja
Inventor
睦 矢野
和宏 高谷
衛 木本
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Sanyo Electric Co Ltd
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Sanyo Electric Co Ltd
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 Sanyo Electric Co Ltd filed Critical Sanyo Electric Co Ltd
Priority to JP2008176344A priority Critical patent/JP4275187B2/ja
Publication of JP2008235949A publication Critical patent/JP2008235949A/ja
Publication of JP2008235949A5 publication Critical patent/JP2008235949A5/ja
Application granted granted Critical
Publication of JP4275187B2 publication Critical patent/JP4275187B2/ja
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-SENSITIVE DEVICES OF THE ELECTROLYTIC TYPE
    • H01G9/00—Electrolytic capacitors, rectifiers, detectors, switching devices, light-sensitive or temperature-sensitive devices; Processes of their manufacture
    • H01G9/004—Details
    • H01G9/04—Electrodes or formation of dielectric layers thereon
    • H01G9/042—Electrodes or formation of dielectric layers thereon characterised by the material
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-SENSITIVE DEVICES OF THE ELECTROLYTIC TYPE
    • H01G9/00—Electrolytic capacitors, rectifiers, detectors, switching devices, light-sensitive or temperature-sensitive devices; Processes of their manufacture
    • H01G9/004—Details
    • H01G9/04—Electrodes or formation of dielectric layers thereon
    • H01G9/048—Electrodes or formation of dielectric layers thereon characterised by their structure
    • H01G9/052—Sintered electrodes
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-SENSITIVE DEVICES OF THE ELECTROLYTIC TYPE
    • H01G9/00—Electrolytic capacitors, rectifiers, detectors, switching devices, light-sensitive or temperature-sensitive devices; Processes of their manufacture
    • H01G9/15—Solid electrolytic capacitors

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Chemical & Material Sciences (AREA)
  • Materials Engineering (AREA)
  • Fixed Capacitors And Capacitor Manufacturing Machines (AREA)
  • Powder Metallurgy (AREA)
JP2008176344A 2002-07-26 2008-07-04 電解コンデンサ Expired - Fee Related JP4275187B2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2008176344A JP4275187B2 (ja) 2002-07-26 2008-07-04 電解コンデンサ

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2002217482 2002-07-26
JP2003080792 2003-03-24
JP2008176344A JP4275187B2 (ja) 2002-07-26 2008-07-04 電解コンデンサ

Related Parent Applications (1)

Application Number Title Priority Date Filing Date
JP2003175955A Division JP4274857B2 (ja) 2002-07-26 2003-06-20 電解コンデンサの製造方法

Publications (3)

Publication Number Publication Date
JP2008235949A JP2008235949A (ja) 2008-10-02
JP2008235949A5 JP2008235949A5 (enExample) 2008-12-18
JP4275187B2 true JP4275187B2 (ja) 2009-06-10

Family

ID=30772259

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2008176344A Expired - Fee Related JP4275187B2 (ja) 2002-07-26 2008-07-04 電解コンデンサ

Country Status (4)

Country Link
US (1) US6876083B2 (enExample)
JP (1) JP4275187B2 (enExample)
CN (2) CN100490035C (enExample)
TW (1) TWI225656B (enExample)

Families Citing this family (29)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7684171B2 (en) * 2003-10-23 2010-03-23 Medtronic, Inc. Capacitors based on valve metal alloys for use in medical devices
JP4275044B2 (ja) * 2004-02-04 2009-06-10 三洋電機株式会社 固体電解コンデンサおよびその製造方法
JP4383228B2 (ja) * 2004-03-31 2009-12-16 三洋電機株式会社 固体電解コンデンサ
JPWO2007013456A1 (ja) * 2005-07-26 2009-02-05 昭和電工株式会社 固体電解コンデンサ素子及びそれを用いた固体電解コンデンサ
JP4882567B2 (ja) * 2006-07-19 2012-02-22 パナソニック株式会社 固体電解コンデンサの製造方法及び固体電解コンデンサ
WO2008090985A1 (ja) 2007-01-26 2008-07-31 Showa Denko K.K. コンデンサ材料およびその製造方法、ならびにその材料を含むコンデンサ、配線板および電子機器
US8040660B2 (en) * 2007-07-18 2011-10-18 Cabot Corporation High voltage niobium oxides and capacitors containing same
JP5289123B2 (ja) * 2009-03-23 2013-09-11 三洋電機株式会社 固体電解コンデンサ及びその製造方法
US8298478B2 (en) * 2009-04-24 2012-10-30 Medtronic, Inc. Method of preparing an electrode
US20100318140A1 (en) * 2009-06-16 2010-12-16 Medtronic, Inc. Volumetric energy density electrodes
CN102021458B (zh) * 2010-10-15 2012-05-30 北京航空航天大学 一种Nb-Ti-Si-Zn合金材料及其制备方法
US9053860B2 (en) 2010-12-24 2015-06-09 Showa Denko K.K. Tungsten powder, anode body for capacitors, and electrolytic capacitor
WO2013058018A1 (ja) 2011-10-18 2013-04-25 昭和電工株式会社 コンデンサの陽極体の製造方法
CN103945964A (zh) 2011-11-15 2014-07-23 昭和电工株式会社 钨细粉的制造方法
JP5222438B1 (ja) 2011-11-29 2013-06-26 昭和電工株式会社 タングステン細粉の製造方法
EP2797094A4 (en) * 2011-12-19 2015-09-16 Showa Denko Kk TUNGSTEN CAPACITOR ANODE AND MANUFACTURING METHOD THEREFOR
JP5350564B1 (ja) 2012-02-08 2013-11-27 昭和電工株式会社 固体電解コンデンサ
WO2013172453A1 (ja) 2012-05-18 2013-11-21 昭和電工株式会社 コンデンサ素子の製造方法
JP5613861B2 (ja) 2012-06-22 2014-10-29 昭和電工株式会社 固体電解コンデンサの陽極体
CN104246933B (zh) 2012-06-22 2017-11-10 昭和电工株式会社 电容器的阳极体
US10032563B2 (en) 2012-06-22 2018-07-24 Showa Denko K.K. Capacitor element
CN105283935B (zh) * 2013-06-06 2018-06-08 昭和电工株式会社 固体电解电容器及其制造方法
JP5671664B1 (ja) 2013-06-17 2015-02-18 昭和電工株式会社 固体電解コンデンサおよびその陽極リード接続方法並びに固体電解コンデンサの製造方法
US20160372268A1 (en) * 2013-06-18 2016-12-22 Showa Denko K.K. Capacitor anode and production method for same
WO2015029631A1 (ja) * 2013-08-30 2015-03-05 昭和電工株式会社 タングステン粉及びコンデンサの陽極体
CN106663543A (zh) * 2014-09-11 2017-05-10 昭和电工株式会社 钨电容器元件及其制造方法
WO2018088574A1 (ja) 2016-11-14 2018-05-17 株式会社村田製作所 固体電解コンデンサ素子、固体電解コンデンサ及び固体電解コンデンサ素子の製造方法
CN108831763B (zh) * 2018-05-23 2020-01-21 湖南辰砾新材料有限公司 一种超级电容器电极材料及其制备方法
WO2022064734A1 (ja) 2020-09-25 2022-03-31 パナソニックＩｐマネジメント株式会社 電解コンデンサおよびその製造方法

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3849124A (en) * 1969-12-05 1974-11-19 Norton Co Capacitor powder
US3597664A (en) * 1969-12-05 1971-08-03 Norton Co Niobium-zirconium-titanium capacitor electrode
US4633373A (en) * 1984-12-14 1986-12-30 United Chemi-Con, Inc. Lithium/valve metal oxide/valve metal capacitor
US5034857A (en) * 1989-10-06 1991-07-23 Composite Materials Technology, Inc. Porous electrolytic anode
JPH05121275A (ja) 1991-10-28 1993-05-18 Sumitomo Chem Co Ltd チタン電解コンデンサの製造方法
US5733661A (en) * 1994-11-11 1998-03-31 Mitsubishi Chemical Corporation High-permittivity composite oxide film and uses thereof
JPH11312628A (ja) 1998-04-30 1999-11-09 Nec Corp 固体電解コンデンサ及び製造方法
US6525921B1 (en) * 1999-11-12 2003-02-25 Matsushita Electric Industrial Co., Ltd Capacitor-mounted metal foil and a method for producing the same, and a circuit board and a method for producing the same
US6545858B1 (en) * 1999-11-30 2003-04-08 Showa Denko K.K. Capacitor

Also Published As

Publication number Publication date
CN100490035C (zh) 2009-05-20
CN1474422A (zh) 2004-02-11
TWI225656B (en) 2004-12-21
CN101388290A (zh) 2009-03-18
HK1061304A1 (zh) 2004-09-10
JP2008235949A (ja) 2008-10-02
US20040016978A1 (en) 2004-01-29
TW200402745A (en) 2004-02-16
US6876083B2 (en) 2005-04-05
CN101388290B (zh) 2014-08-20

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