JP7702643B2 - 電解コンデンサおよびその製造方法 - Google Patents

電解コンデンサおよびその製造方法 Download PDF

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Publication number
JP7702643B2
JP7702643B2 JP2022551128A JP2022551128A JP7702643B2 JP 7702643 B2 JP7702643 B2 JP 7702643B2 JP 2022551128 A JP2022551128 A JP 2022551128A JP 2022551128 A JP2022551128 A JP 2022551128A JP 7702643 B2 JP7702643 B2 JP 7702643B2
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Prior art keywords
anode
dielectric layer
electrolytic capacitor
anode substrate
chemical conversion
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JP2022551128A
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Japanese (ja)
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JPWO2022064734A1 (https=
JPWO2022064734A5 (https=
Inventor
徳彦 大形
佑磨 矢野
和秀 後藤
之康 杉原
将之 鳳桐
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Panasonic Intellectual Property Management Co Ltd
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Panasonic Intellectual Property Management Co Ltd
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    • 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
    • H01G9/0029—Processes of manufacture
    • H01G9/0032—Processes of manufacture formation of the dielectric layer
    • 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
    • H01G9/008—Terminals
    • H01G9/012—Terminals specially adapted for solid capacitors
    • 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
    • H01G9/022—Electrolytes; Absorbents
    • H01G9/025—Solid electrolytes
    • H01G9/028—Organic semiconducting electrolytes, e.g. TCNQ
    • 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
    • H01G9/004—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
    • H01G9/0525—Powder therefor
    • 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
    • H01G9/07—Dielectric layers
    • 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

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  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • Manufacturing & Machinery (AREA)
  • Fixed Capacitors And Capacitor Manufacturing Machines (AREA)
JP2022551128A 2020-09-25 2021-02-25 電解コンデンサおよびその製造方法 Active JP7702643B2 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2020161345 2020-09-25
JP2020161345 2020-09-25
PCT/JP2021/007188 WO2022064734A1 (ja) 2020-09-25 2021-02-25 電解コンデンサおよびその製造方法

Publications (3)

Publication Number Publication Date
JPWO2022064734A1 JPWO2022064734A1 (https=) 2022-03-31
JPWO2022064734A5 JPWO2022064734A5 (https=) 2023-06-09
JP7702643B2 true JP7702643B2 (ja) 2025-07-04

Family

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Family Applications (1)

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JP2022551128A Active JP7702643B2 (ja) 2020-09-25 2021-02-25 電解コンデンサおよびその製造方法

Country Status (4)

Country Link
US (1) US12431299B2 (https=)
JP (1) JP7702643B2 (https=)
CN (1) CN116325045B (https=)
WO (1) WO2022064734A1 (https=)

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2004349658A (ja) 2002-07-26 2004-12-09 Sanyo Electric Co Ltd 電解コンデンサ
JP2006080266A (ja) 2004-09-09 2006-03-23 Nichicon Corp 固体電解コンデンサ素子およびその製造方法
US20080299335A1 (en) 2007-05-30 2008-12-04 Jeffrey Poltorak Abrasive process for modifying corners, edges, and surfaces of capacitor anode bodies
JP2014167985A (ja) 2013-02-28 2014-09-11 Sanyo Electric Co Ltd 固体電解コンデンサ及びその製造方法
WO2017026295A1 (ja) 2015-08-07 2017-02-16 株式会社村田製作所 コンデンサ

Family Cites Families (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3818286A (en) * 1972-03-28 1974-06-18 Nat Components Ind Inc Anode for solid electrolyte capacitor
JPS5914886B2 (ja) * 1975-05-26 1984-04-06 日本電気ホームエレクトロニクス株式会社 コンデンサペレツトの移送方法
JPH01113328U (https=) * 1988-01-26 1989-07-31
US4945452A (en) * 1989-11-30 1990-07-31 Avx Corporation Tantalum capacitor and method of making same
JP3516167B2 (ja) * 1992-12-08 2004-04-05 ローム株式会社 タンタルコンデンサチップの製造方法
US5483415A (en) 1993-02-26 1996-01-09 Rohm Co., Ltd. Solid electrolytic capacitor and method of making the same
JP3294362B2 (ja) 1993-02-26 2002-06-24 ローム株式会社 固体電解コンデンサーの構造及び固体電解コンデンサーの製造方法
JP2527689B2 (ja) * 1993-11-01 1996-08-28 ハイメカ株式会社 タンタル陽極体の製造方法
TWI225656B (en) 2002-07-26 2004-12-21 Sanyo Electric Co Electrolytic capacitor and a fabrication method therefor
JP2008022041A (ja) * 2002-07-26 2008-01-31 Sanyo Electric Co Ltd 電解コンデンサ
JP2008244184A (ja) * 2007-03-28 2008-10-09 Sanyo Electric Co Ltd 固体電解コンデンサおよびその製造方法
US7658986B2 (en) * 2007-05-30 2010-02-09 Kemet Electronics Corporation Anodes with corner and edge modified designs
JP2009182157A (ja) 2008-01-31 2009-08-13 Sanyo Electric Co Ltd 固体電解コンデンサ
JP2010165701A (ja) * 2009-01-13 2010-07-29 Rohm Co Ltd 固体電界コンデンサ素子およびその製造方法
KR20120051168A (ko) * 2010-11-12 2012-05-22 삼성전기주식회사 고체 전해 콘덴서 및 그 제조방법
WO2016136236A1 (ja) * 2015-02-27 2016-09-01 パナソニックＩｐマネジメント株式会社 固体電解コンデンサ
WO2018136380A1 (en) * 2017-01-17 2018-07-26 Kemet Electronics Corporation Improved wire to anode connection
JP2018142668A (ja) * 2017-02-28 2018-09-13 パナソニックＩｐマネジメント株式会社 固体電解コンデンサ
US10685786B2 (en) * 2018-03-30 2020-06-16 Pacesetter, Inc. Performance of capacitor electrodes

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2004349658A (ja) 2002-07-26 2004-12-09 Sanyo Electric Co Ltd 電解コンデンサ
JP2006080266A (ja) 2004-09-09 2006-03-23 Nichicon Corp 固体電解コンデンサ素子およびその製造方法
US20080299335A1 (en) 2007-05-30 2008-12-04 Jeffrey Poltorak Abrasive process for modifying corners, edges, and surfaces of capacitor anode bodies
JP2014167985A (ja) 2013-02-28 2014-09-11 Sanyo Electric Co Ltd 固体電解コンデンサ及びその製造方法
WO2017026295A1 (ja) 2015-08-07 2017-02-16 株式会社村田製作所 コンデンサ

Also Published As

Publication number Publication date
JPWO2022064734A1 (https=) 2022-03-31
WO2022064734A1 (ja) 2022-03-31
CN116325045A (zh) 2023-06-23
US12431299B2 (en) 2025-09-30
CN116325045B (zh) 2026-03-24
US20230207224A1 (en) 2023-06-29

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