GB1467076A - Sintered anodes for capacitors - Google Patents

Sintered anodes for capacitors

Info

Publication number
GB1467076A
GB1467076A GB565074A GB565074A GB1467076A GB 1467076 A GB1467076 A GB 1467076A GB 565074 A GB565074 A GB 565074A GB 565074 A GB565074 A GB 565074A GB 1467076 A GB1467076 A GB 1467076A
Authority
GB
United Kingdom
Prior art keywords
sintered
powder
feb
capacitors
mixture
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
GB565074A
Other languages
English (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.)
Lignes Telegraphiques et Telephoniques LTT SA
Original Assignee
Lignes Telegraphiques et Telephoniques LTT SA
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 Lignes Telegraphiques et Telephoniques LTT SA filed Critical Lignes Telegraphiques et Telephoniques LTT SA
Publication of GB1467076A publication Critical patent/GB1467076A/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
    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F2998/00—Supplementary information concerning processes or compositions relating to powder metallurgy
    • 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
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/12—All metal or with adjacent metals
    • Y10T428/12479—Porous [e.g., foamed, spongy, cracked, etc.]

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Chemical & Material Sciences (AREA)
  • Materials Engineering (AREA)
  • Powder Metallurgy (AREA)
  • Compositions Of Oxide Ceramics (AREA)
GB565074A 1973-02-19 1974-02-07 Sintered anodes for capacitors Expired GB1467076A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7305717A FR2218633B1 (enExample) 1973-02-19 1973-02-19

Publications (1)

Publication Number Publication Date
GB1467076A true GB1467076A (en) 1977-03-16

Family

ID=9115005

Family Applications (1)

Application Number Title Priority Date Filing Date
GB565074A Expired GB1467076A (en) 1973-02-19 1974-02-07 Sintered anodes for capacitors

Country Status (6)

Country Link
US (1) US3984208A (enExample)
DE (1) DE2405459B2 (enExample)
FR (1) FR2218633B1 (enExample)
GB (1) GB1467076A (enExample)
IT (1) IT1004907B (enExample)
NL (1) NL160972C (enExample)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1058755B (it) * 1975-03-24 1982-05-10 Lignes Telegraph Telephon Procedimento per la fabbricazione di anodi sinterizzati per condensatori elettrolitici
FR2327620A1 (fr) * 1975-10-06 1977-05-06 Lignes Telegraph Telephon Perfectionnements aux condensateurs a electrolyte solide
FR2335028A1 (fr) * 1975-12-12 1977-07-08 Lignes Telegraph Telephon Condensateurs a electrolyte solide
GB1497371A (en) * 1976-05-20 1978-01-12 Standard Telephones Cables Ltd Electrolytic capacitor
US4118282A (en) * 1977-08-15 1978-10-03 Wallace Energy Conversion, Inc. Process and apparatus for the destructive distillation of high molecular weight organic materials
FR2442499A1 (fr) * 1978-11-25 1980-06-20 Matsushita Electric Industrial Co Ltd Anode pour condensateur electrolytique solide et procede de fabrication d'une telle anode
DE3140248C2 (de) * 1981-10-09 1986-06-19 Hermann C. Starck Berlin, 1000 Berlin Verwendung von dotiertem Ventilmetallpulver für die Herstellung von Elektrolytkondensatoranoden
JPS63241164A (ja) * 1987-03-30 1988-10-06 Toshiba Corp スパッタリングターゲットおよび電気配線用合金膜
US5448447A (en) * 1993-04-26 1995-09-05 Cabot Corporation Process for making an improved tantalum powder and high capacitance low leakage electrode made therefrom
CZ300529B6 (cs) 1997-02-19 2009-06-10 H.C. Starck Gmbh Práškový tantal, zpusob jeho výroby a z nej vyrobené anody a kondezátory
US6323055B1 (en) 1998-05-27 2001-11-27 The Alta Group, Inc. Tantalum sputtering target and method of manufacture
AU2006203068B2 (en) * 2000-06-21 2009-05-14 H.C. Starck Gmbh Capacitor powder
DE10030387A1 (de) * 2000-06-21 2002-01-03 Starck H C Gmbh Co Kg Kondensatorpulver
DE10192560B4 (de) * 2000-06-21 2007-02-15 H.C. Starck Gmbh Kondensatorpulver
DE10044450C1 (de) 2000-09-08 2002-01-17 Epcos Ag Verfahren zur Herstellung einer Elektrode für Kondensatoren und zur Herstellung eines Kondensators
US6554884B1 (en) * 2000-10-24 2003-04-29 H.C. Starck, Inc. Tantalum and tantalum nitride powder mixtures for electrolytic capacitors substrates
KR100572886B1 (ko) * 2001-04-12 2006-04-24 쇼와 덴코 가부시키가이샤 니오브 콘덴서의 제조방법
WO2003050829A1 (en) * 2001-12-10 2003-06-19 Showa Denko K. K. Niobium alloy, sintered body thereof, and capacitor using the same
EP3221874B1 (de) * 2014-11-21 2019-03-06 Plansee SE Chargiervorrichtung für thermische behandlung von tantalkondensatoren

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3093883A (en) * 1963-06-18 Manganese dioxide
DE1148333B (de) * 1962-06-13 1963-05-09 Siemens Ag Verfahren zur Herstellung von Tantalsinteranodenkoerpern fuer elektrolytische Kondensatoren
US3285716A (en) * 1964-07-20 1966-11-15 Kawecki Chemical Company Etched tantalum foil
US3419386A (en) * 1964-08-07 1968-12-31 Union Carbide Corp Powder metallurgical process for making an electrolytic capacitor anode
US3295951A (en) * 1965-02-02 1967-01-03 Nat Res Corp Production of metals
US3403303A (en) * 1965-12-13 1968-09-24 Mallory & Co Inc P R Electrolytic device and electrode therefor
US3320500A (en) * 1965-12-27 1967-05-16 Bell Telephone Labor Inc Tantalum alloy capacitor
FR1518691A (fr) * 1966-11-24 1968-03-29 Lignes Telegraph Telephon Perfectionnements aux procédés de fabrication d'anodes par frittage
US3843360A (en) * 1971-05-20 1974-10-22 Showa Denko Kk Sintered tantalum for electrodes of capacitors
US3847658A (en) * 1972-01-14 1974-11-12 Western Electric Co Article of manufacture having a film comprising nitrogen-doped beta tantalum
BE791139A (fr) * 1972-01-14 1973-03-01 Western Electric Co Procede pour le depot de beta-tantale dope par l'azote
US3867129A (en) * 1974-02-05 1975-02-18 Metallurgie Hoboken Anodically oxidizable metal powder

Also Published As

Publication number Publication date
DE2405459B2 (de) 1976-03-11
FR2218633B1 (enExample) 1977-07-22
NL160972B (nl) 1979-07-16
FR2218633A1 (enExample) 1974-09-13
IT1004907B (it) 1976-07-20
NL160972C (nl) 1979-12-17
US3984208A (en) 1976-10-05
DE2405459A1 (de) 1974-08-29
NL7400833A (enExample) 1974-08-21

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PCNP Patent ceased through non-payment of renewal fee