CA1202387A - Cathode for an electrolytic capacitor - Google Patents

Cathode for an electrolytic capacitor

Info

Publication number
CA1202387A
CA1202387A CA000460680A CA460680A CA1202387A CA 1202387 A CA1202387 A CA 1202387A CA 000460680 A CA000460680 A CA 000460680A CA 460680 A CA460680 A CA 460680A CA 1202387 A CA1202387 A CA 1202387A
Authority
CA
Canada
Prior art keywords
layer
tantalum
cathode
finely
bonded
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
Application number
CA000460680A
Other languages
English (en)
French (fr)
Inventor
Donald G. Rogers
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.)
Sprague Electric Co
Original Assignee
Sprague Electric Co
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 Sprague Electric Co filed Critical Sprague Electric Co
Application granted granted Critical
Publication of CA1202387A publication Critical patent/CA1202387A/en
Expired legal-status Critical Current

Links

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
    • H01G9/0425—Electrodes or formation of dielectric layers thereon characterised by the material specially adapted for cathode
    • 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
    • H01G9/08—Housing; Encapsulation

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)
  • Electrolytic Production Of Non-Metals, Compounds, Apparatuses Therefor (AREA)
CA000460680A 1983-09-19 1984-08-09 Cathode for an electrolytic capacitor Expired CA1202387A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US533,678 1983-09-19
US06/533,678 US4523255A (en) 1983-09-19 1983-09-19 Cathode for an electrolytic capacitor

Publications (1)

Publication Number Publication Date
CA1202387A true CA1202387A (en) 1986-03-25

Family

ID=24126990

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000460680A Expired CA1202387A (en) 1983-09-19 1984-08-09 Cathode for an electrolytic capacitor

Country Status (3)

Country Link
US (1) US4523255A (OSRAM)
JP (1) JPS6086814A (OSRAM)
CA (1) CA1202387A (OSRAM)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113345719A (zh) * 2021-07-27 2021-09-03 湖南华冉科技有限公司 一种表贴钽绝缘子壳及其制备方法

Families Citing this family (36)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4683516A (en) * 1986-08-08 1987-07-28 Kennecott Corporation Extended life capacitor and method
US4780797A (en) * 1987-12-16 1988-10-25 Tansitor Electronic, Inc. Capacitor tantalum surface for use as a counterelectrode device and method
DE3881359T2 (de) * 1987-12-16 1994-01-20 Tansitor Electronics Inc Kondensatortantaloberfläche zur Verwendung als Gegenelektrodenanordnung und Verfahren.
US5043849A (en) * 1990-04-17 1991-08-27 Tansistor Electronics, Inc. Electrolytic capacitor with codeposited noble metal/base metal cathode element and method for making
US5098485A (en) * 1990-09-19 1992-03-24 Evans Findings Company Method of making electrically insulating metallic oxides electrically conductive
JPH0477911U (OSRAM) * 1990-11-20 1992-07-07
US6594140B1 (en) * 1993-03-22 2003-07-15 Evans Capacitor Company Incorporated Capacitor
ATE186421T1 (de) * 1995-08-14 1999-11-15 Aktsionernoe Obschestvo Zakryt Kondensator mit elektrischer doppelschicht
US5926362A (en) * 1997-05-01 1999-07-20 Wilson Greatbatch Ltd. Hermetically sealed capacitor
US5894403A (en) * 1997-05-01 1999-04-13 Wilson Greatbatch Ltd. Ultrasonically coated substrate for use in a capacitor
US5920455A (en) 1997-05-01 1999-07-06 Wilson Greatbatch Ltd. One step ultrasonically coated substrate for use in a capacitor
US20030070920A1 (en) * 1997-05-01 2003-04-17 Ashish Shah Electrode for use in a capacitor
US6208502B1 (en) * 1998-07-06 2001-03-27 Aerovox, Inc. Non-symmetric capacitor
US6181546B1 (en) 1999-01-19 2001-01-30 Aktsionernoe Obschestvo Zakrytogo Tipa “Elton” Double layer capacitor
US6791821B1 (en) * 2001-10-16 2004-09-14 Yosemite Investment, Inc. Tantalum-carbon hybrid capacitor with activated carbon
US7079377B2 (en) * 2002-09-30 2006-07-18 Joachim Hossick Schott Capacitor and method for producing a capacitor
US20040240152A1 (en) * 2003-05-30 2004-12-02 Schott Joachim Hossick Capacitor and method for producing a capacitor
US7002790B2 (en) * 2002-09-30 2006-02-21 Medtronic, Inc. Capacitor in an implantable medical device
US7224576B2 (en) * 2003-10-23 2007-05-29 Medtronic, Inc. High capacitance electrode and methods of producing same
US7715174B1 (en) 2004-05-17 2010-05-11 Pacesetter, Inc. Electrolytic capacitors with alternate cathode materials for use in pulse discharge applications
JP4705583B2 (ja) * 2004-09-29 2011-06-22 東洋アルミニウム株式会社 電極材とその製造方法
KR101000098B1 (ko) * 2004-09-29 2010-12-09 도요 알루미늄 가부시키가이샤 캐패시터용 전극부재, 그의 제조 방법 및 그 전극부재를구비하는 캐패시터
US7099143B1 (en) 2005-05-24 2006-08-29 Avx Corporation Wet electrolytic capacitors
US7511943B2 (en) * 2006-03-09 2009-03-31 Avx Corporation Wet electrolytic capacitor containing a cathode coating
US7480130B2 (en) * 2006-03-09 2009-01-20 Avx Corporation Wet electrolytic capacitor
US7554792B2 (en) * 2007-03-20 2009-06-30 Avx Corporation Cathode coating for a wet electrolytic capacitor
US7649730B2 (en) * 2007-03-20 2010-01-19 Avx Corporation Wet electrolytic capacitor containing a plurality of thin powder-formed anodes
US7460356B2 (en) * 2007-03-20 2008-12-02 Avx Corporation Neutral electrolyte for a wet electrolytic capacitor
EP2266125B1 (en) * 2008-03-20 2016-04-27 Vishay Sprague, Inc. Electrophoretically deposited cathode capacitor
US8345406B2 (en) * 2009-03-23 2013-01-01 Avx Corporation Electric double layer capacitor
US8223473B2 (en) * 2009-03-23 2012-07-17 Avx Corporation Electrolytic capacitor containing a liquid electrolyte
US9165718B2 (en) 2013-09-16 2015-10-20 Avx Corporation Wet electrolytic capacitor containing a hydrogen protection layer
US9183991B2 (en) 2013-09-16 2015-11-10 Avx Corporation Electro-polymerized coating for a wet electrolytic capacitor
US10403444B2 (en) 2013-09-16 2019-09-03 Avx Corporation Wet electrolytic capacitor containing a composite coating
US11189431B2 (en) 2018-07-16 2021-11-30 Vishay Sprague, Inc. Low profile wet electrolytic tantalum capacitor
US11742149B2 (en) 2021-11-17 2023-08-29 Vishay Israel Ltd. Hermetically sealed high energy electrolytic capacitor and capacitor assemblies with improved shock and vibration performance

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2908849A (en) * 1958-03-21 1959-10-13 Bell Telephone Labor Inc Electrolytic capacitors
US3205416A (en) * 1960-01-14 1965-09-07 Sprague Electric Co Electrolytic capacitor with non-filmdissolving electrolyte
US3243316A (en) * 1961-05-02 1966-03-29 Mallory & Co Inc P R Method of producing electrolytic capacitor with colloidal film on cathode
US3628103A (en) * 1969-04-28 1971-12-14 Mallory & Co Inc P R Cathode for wet electrolyte capacitors
US3845364A (en) * 1973-10-15 1974-10-29 Mallory & Co Inc P R Cathode electrode for operation under conditions of reverse polarity voltage
US4020401A (en) * 1975-12-19 1977-04-26 General Electric Company Electrolytic capacitor having a silver plated nickel case
US4245275A (en) * 1978-06-23 1981-01-13 Mepco/Electra, Inc. Refractory metal alloy case capacitor

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113345719A (zh) * 2021-07-27 2021-09-03 湖南华冉科技有限公司 一种表贴钽绝缘子壳及其制备方法

Also Published As

Publication number Publication date
JPH0255932B2 (OSRAM) 1990-11-28
JPS6086814A (ja) 1985-05-16
US4523255A (en) 1985-06-11

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