GB2007717B - Production of electrolytic capacitors - Google Patents

Production of electrolytic capacitors

Info

Publication number
GB2007717B
GB2007717B GB7842433A GB7842433A GB2007717B GB 2007717 B GB2007717 B GB 2007717B GB 7842433 A GB7842433 A GB 7842433A GB 7842433 A GB7842433 A GB 7842433A GB 2007717 B GB2007717 B GB 2007717B
Authority
GB
United Kingdom
Prior art keywords
production
electrolytic capacitors
electrolytic
capacitors
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
GB7842433A
Other languages
English (en)
Other versions
GB2007717A (en
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
Publication of GB2007717A publication Critical patent/GB2007717A/en
Application granted granted Critical
Publication of GB2007717B publication Critical patent/GB2007717B/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
    • H01G9/0029—Processes of manufacture
    • H01G9/0032—Processes of manufacture formation of the dielectric layer
    • C—CHEMISTRY; METALLURGY
    • C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
    • C25D11/00—Electrolytic coating by surface reaction, i.e. forming conversion layers
    • C25D11/02—Anodisation
    • C25D11/26—Anodisation of refractory metals or alloys based thereon

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Electrochemical Coating By Surface Reaction (AREA)
  • Fixed Capacitors And Capacitor Manufacturing Machines (AREA)
GB7842433A 1977-11-10 1978-10-30 Production of electrolytic capacitors Expired GB2007717B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/850,117 US4131520A (en) 1977-11-10 1977-11-10 Two-stage anodization of capacitor electrodes

Publications (2)

Publication Number Publication Date
GB2007717A GB2007717A (en) 1979-05-23
GB2007717B true GB2007717B (en) 1982-03-10

Family

ID=25307302

Family Applications (1)

Application Number Title Priority Date Filing Date
GB7842433A Expired GB2007717B (en) 1977-11-10 1978-10-30 Production of electrolytic capacitors

Country Status (4)

Country Link
US (1) US4131520A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
JP (1) JPS5475563A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
CA (1) CA1061741A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
GB (1) GB2007717B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Families Citing this family (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4278513A (en) * 1980-06-30 1981-07-14 Sprague Electric Company Two-stage differential anodization process
US4936957A (en) * 1988-03-28 1990-06-26 The United States Of America As Represented By The Secretary Of The Air Force Thin film oxide dielectric structure and method
JPH0747838B2 (ja) * 1989-07-07 1995-05-24 賢三 小林 チタンまたはその合金の通電量制御による着色法
JP3120521B2 (ja) * 1991-12-24 2000-12-25 カシオ計算機株式会社 金属膜の陽極酸化方法
US5716511A (en) * 1996-08-07 1998-02-10 Kemet Electronics Corporation Anodizing electrolyte and its use
US6261434B1 (en) * 1999-10-19 2001-07-17 Kemet Electronics Corporation Differential anodization process for electrolytic capacitor anode bodies
JP2001196274A (ja) * 2000-01-12 2001-07-19 Nec Corp 固体電解コンデンサ用陽極体の製造方法
WO2002055760A1 (en) * 2001-01-09 2002-07-18 Telephus, Inc. Anodic reactor and reaction unit thereof
US20070221507A1 (en) * 2006-02-23 2007-09-27 Greatbatch Ltd. Anodizing Electrolytes Using A Dual Acid System For High Voltage Electrolytic Capacitor Anodes
JP5144206B2 (ja) * 2007-10-19 2013-02-13 三菱アルミニウム株式会社 表面処理アルミニウム材料の製造方法
US7760487B2 (en) * 2007-10-22 2010-07-20 Avx Corporation Doped ceramic powder for use in forming capacitor anodes
US7760488B2 (en) * 2008-01-22 2010-07-20 Avx Corporation Sintered anode pellet treated with a surfactant for use in an electrolytic capacitor
US7852615B2 (en) * 2008-01-22 2010-12-14 Avx Corporation Electrolytic capacitor anode treated with an organometallic compound
US7768773B2 (en) * 2008-01-22 2010-08-03 Avx Corporation Sintered anode pellet etched with an organic acid for use in an electrolytic capacitor
US8203827B2 (en) * 2009-02-20 2012-06-19 Avx Corporation Anode for a solid electrolytic capacitor containing a non-metallic surface treatment
DE102013213723A1 (de) 2012-07-19 2014-01-23 Avx Corporation Festelektrolytkondensator mit erhöhter Feucht-zu-Trocken-Kapazität
US9548163B2 (en) 2012-07-19 2017-01-17 Avx Corporation Solid electrolytic capacitor with improved performance at high voltages
CN103578768B (zh) 2012-07-19 2017-10-31 Avx公司 用在电解电容器固体电解质中的非离子表面活性剂
DE102013213720A1 (de) 2012-07-19 2014-01-23 Avx Corporation Temperaturstabiler Festelektrolytkondensator
GB2512480B (en) 2013-03-13 2018-05-30 Avx Corp Solid electrolytic capacitor for use in extreme conditions
US9972444B2 (en) * 2015-05-29 2018-05-15 Avx Corporation Solid electrolytic capacitor element for use in dry conditions
US9991055B2 (en) * 2015-05-29 2018-06-05 Avx Corporation Solid electrolytic capacitor assembly for use at high temperatures
CN115335937B (zh) * 2020-03-27 2025-04-01 松下知识产权经营株式会社 电解电容器用电极箔、电解电容器及电解电容器的制造方法

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2094048A (en) * 1931-05-05 1937-09-28 Aerovox Corp Method of making electrolytic cells
CH458541A (de) * 1965-03-25 1968-06-30 Ciba Geigy Verfahren zur Formierung von Kondensatoren und danach formierte Kondensatoren
US3496076A (en) * 1968-03-28 1970-02-17 Sprague Electric Co Niobium anodizing electrolyte and anodizing process
GB1165510A (en) * 1968-12-13 1969-10-01 Standard Telephones Cables Ltd Solid Electrolytic Capacitors

Also Published As

Publication number Publication date
JPS5475563A (en) 1979-06-16
JPH0231489B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1990-07-13
US4131520A (en) 1978-12-26
GB2007717A (en) 1979-05-23
CA1061741A (en) 1979-09-04

Similar Documents

Publication Publication Date Title
GB2007717B (en) Production of electrolytic capacitors
JPS53103149A (en) Method of making solid electrolytic capacitor
JPS5410964A (en) Method of making solid electrolytic capacitor
JPS5421568A (en) Method of making solid electrolytic capacitor
JPS5434048A (en) Method of making electrolytic capacitor
JPS5439856A (en) Method of making solid electrolytic capacitor
JPS5415160A (en) Method of making solid electrolytic capacitor
JPS53118760A (en) Method of making solid electrolytic capacitor
JPS5413960A (en) Method of making solid electrolytic capacitor
JPS5399456A (en) Method of making electrolytic capacitor
JPS53128757A (en) Method of making electrolytic capacitor
JPS543261A (en) Electrolytic capacitor
JPS545560A (en) Method of making solid electrolytic capacitor
JPS5486753A (en) Method of producing solid electrolytic capacitor
JPS5456909A (en) Electrolytic production of aluminium
JPS53123865A (en) Method of making electrolytic capacitor
JPS53138045A (en) Method of making electrolytic capacitor
JPS547563A (en) Electrolytic capacitor
JPS5413959A (en) Method of making solid electrolytic capacitor
JPS5386459A (en) Method of making solid electrolytic capacitor
JPS541869A (en) Method of making solid electrolytic capacitor
JPS5484258A (en) Method of producing solid electrolytic capacitor
GB1555593A (en) Manufacture of electrolytic capacitors
JPS53123864A (en) Method of making electrolytic capacitor
JPS5368864A (en) Method of making electrolytic capacitor

Legal Events

Date Code Title Description
746 Register noted 'licences of right' (sect. 46/1977)
PCNP Patent ceased through non-payment of renewal fee

Effective date: 19921030