ATE235982T1 - Herstellungsverfahren von tantal und niob pulvern mit hoch entwickelter oberfläche - Google Patents

Herstellungsverfahren von tantal und niob pulvern mit hoch entwickelter oberfläche

Info

Publication number
ATE235982T1
ATE235982T1 AT00966399T AT00966399T ATE235982T1 AT E235982 T1 ATE235982 T1 AT E235982T1 AT 00966399 T AT00966399 T AT 00966399T AT 00966399 T AT00966399 T AT 00966399T AT E235982 T1 ATE235982 T1 AT E235982T1
Authority
AT
Austria
Prior art keywords
substance
selected metal
tantalum
developed surface
surface area
Prior art date
Application number
AT00966399T
Other languages
English (en)
Inventor
Dina Surpin
Original Assignee
Advanced Alloys Technologies L
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 Advanced Alloys Technologies L filed Critical Advanced Alloys Technologies L
Application granted granted Critical
Publication of ATE235982T1 publication Critical patent/ATE235982T1/de

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
    • H01G9/048—Electrodes or formation of dielectric layers thereon characterised by their structure
    • H01G9/052—Sintered electrodes
    • H01G9/0525—Powder therefor
    • 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
    • B22F1/00—Metallic powder; Treatment of metallic powder, e.g. to facilitate working or to improve properties
    • B22F1/14—Treatment of metallic powder
    • B22F1/145—Chemical treatment, e.g. passivation or decarburisation
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C1/00—Making non-ferrous alloys
    • C22C1/04—Making non-ferrous alloys by powder metallurgy
    • C22C1/0483—Alloys based on the low melting point metals Zn, Pb, Sn, Cd, In or Ga
    • 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
    • B22F9/00—Making metallic powder or suspensions thereof
    • B22F9/02—Making metallic powder or suspensions thereof using physical processes
    • B22F9/04—Making metallic powder or suspensions thereof using physical processes starting from solid material, e.g. by crushing, grinding or milling
    • B22F2009/041—Making metallic powder or suspensions thereof using physical processes starting from solid material, e.g. by crushing, grinding or milling by mechanical alloying, e.g. blending, milling
    • 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
    • B22F2998/10—Processes characterised by the sequence of their steps
    • 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
    • Y10T428/29—Coated or structually defined flake, particle, cell, strand, strand portion, rod, filament, macroscopic fiber or mass thereof
    • Y10T428/2982—Particulate matter [e.g., sphere, flake, etc.]

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Power Engineering (AREA)
  • Metallurgy (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • General Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Manufacture Of Metal Powder And Suspensions Thereof (AREA)
  • Powder Metallurgy (AREA)
  • Preventing Corrosion Or Incrustation Of Metals (AREA)
AT00966399T 1999-10-08 2000-10-06 Herstellungsverfahren von tantal und niob pulvern mit hoch entwickelter oberfläche ATE235982T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
IL13229199A IL132291A0 (en) 1999-10-08 1999-10-08 A method for production of tantalum powder with highly developed surface
PCT/IL2000/000631 WO2001026852A1 (en) 1999-10-08 2000-10-06 A method for production of tantalum and niobium powders with highly developed surface

Publications (1)

Publication Number Publication Date
ATE235982T1 true ATE235982T1 (de) 2003-04-15

Family

ID=11073316

Family Applications (1)

Application Number Title Priority Date Filing Date
AT00966399T ATE235982T1 (de) 1999-10-08 2000-10-06 Herstellungsverfahren von tantal und niob pulvern mit hoch entwickelter oberfläche

Country Status (7)

Country Link
US (1) US6409796B1 (de)
EP (1) EP1225996B1 (de)
AT (1) ATE235982T1 (de)
AU (1) AU7683200A (de)
DE (1) DE60001982T2 (de)
IL (1) IL132291A0 (de)
WO (1) WO2001026852A1 (de)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU7773401A (en) † 2000-08-10 2002-02-25 Showa Denko Kk Niobium powder, sinter thereof, and capacitor employing the same
US6652619B2 (en) * 2000-08-10 2003-11-25 Showa Denko K.K. Niobium powder, sintered body thereof, and capacitor using the same
US20030112577A1 (en) * 2001-10-02 2003-06-19 Showa Denko K.K. Niobium particle, niobium sintered body, niobium formed body and niobium capacitor
US6865069B2 (en) * 2001-10-02 2005-03-08 Showa Denko K.K. Niobium powder, sintered body thereof, chemically modified product thereof and capacitor using them
JP2003338433A (ja) * 2002-05-22 2003-11-28 Nec Tokin Corp 固体電解コンデンサ用の陽極体、その製造方法及び固体電解コンデンサ
US7555339B2 (en) * 2004-02-06 2009-06-30 Medtronic, Inc. Capacitor designs for medical devices
US7248920B2 (en) * 2004-02-06 2007-07-24 Medtronic, Inc. Apparatus and method for exercising a battery for an implantable medical device
US7099143B1 (en) 2005-05-24 2006-08-29 Avx Corporation Wet electrolytic capacitors
US7480130B2 (en) * 2006-03-09 2009-01-20 Avx Corporation Wet electrolytic capacitor
US7511943B2 (en) 2006-03-09 2009-03-31 Avx Corporation Wet electrolytic capacitor containing a cathode coating
US7460356B2 (en) 2007-03-20 2008-12-02 Avx Corporation Neutral electrolyte 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
TWI837192B (zh) * 2018-10-12 2024-04-01 日商東洋鋁股份有限公司 鋁電解電容器用電極材料的製造方法

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2947359A1 (de) * 1978-11-25 1980-06-04 Matsushita Electric Ind Co Ltd Anode fuer einen trockenelektrolytkondensator und verfahren zu dessen herstellung
US4640816A (en) * 1984-08-31 1987-02-03 California Institute Of Technology Metastable alloy materials produced by solid state reaction of compacted, mechanically deformed mixtures
US4627959A (en) * 1985-06-18 1986-12-09 Inco Alloys International, Inc. Production of mechanically alloyed powder
US5261942A (en) 1987-11-30 1993-11-16 Cabot Corporation Tantalum powder and method of making same
US5211741A (en) 1987-11-30 1993-05-18 Cabot Corporation Flaked tantalum powder
US5580367A (en) 1987-11-30 1996-12-03 Cabot Corporation Flaked tantalum powder and method of using same flaked tantalum powder
SU1725273A1 (ru) * 1990-05-07 1992-04-07 Белорусское республиканское научно-производственное объединение порошковой металлургии Способ изготовлени объемно-пористых анодов конденсаторов
US6051326A (en) * 1997-04-26 2000-04-18 Cabot Corporation Valve metal compositions and method
US6261337B1 (en) * 1999-08-19 2001-07-17 Prabhat Kumar Low oxygen refractory metal powder for powder metallurgy

Also Published As

Publication number Publication date
EP1225996A1 (de) 2002-07-31
US6409796B1 (en) 2002-06-25
DE60001982D1 (de) 2003-05-08
EP1225996B1 (de) 2003-04-02
IL132291A0 (en) 2001-03-19
DE60001982T2 (de) 2004-03-04
WO2001026852A1 (en) 2001-04-19
AU7683200A (en) 2001-04-23

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Legal Events

Date Code Title Description
RER Ceased as to paragraph 5 lit. 3 law introducing patent treaties