DE60001982D1 - 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
DE60001982D1
DE60001982D1 DE60001982T DE60001982T DE60001982D1 DE 60001982 D1 DE60001982 D1 DE 60001982D1 DE 60001982 T DE60001982 T DE 60001982T DE 60001982 T DE60001982 T DE 60001982T DE 60001982 D1 DE60001982 D1 DE 60001982D1
Authority
DE
Germany
Prior art keywords
substance
selected metal
powder
developed surface
surface area
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 - Fee Related
Application number
DE60001982T
Other languages
English (en)
Other versions
DE60001982T2 (de
Inventor
Dina Surpin
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.)
Advanced Alloy Technologies Ltd
Original Assignee
Advanced Alloy Technologies Ltd
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 Alloy Technologies Ltd filed Critical Advanced Alloy Technologies Ltd
Publication of DE60001982D1 publication Critical patent/DE60001982D1/de
Application granted granted Critical
Publication of DE60001982T2 publication Critical patent/DE60001982T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • H01G9/048—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
    • C22C1/045—Alloys based on refractory metals
    • 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)
DE60001982T 1999-10-08 2000-10-06 Herstellungsverfahren von tantal und niob pulvern mit hoch entwickelter oberfläche Expired - Fee Related DE60001982T2 (de)

Applications Claiming Priority (3)

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
IL13229199 1999-10-08
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 (2)

Publication Number Publication Date
DE60001982D1 true DE60001982D1 (de) 2003-05-08
DE60001982T2 DE60001982T2 (de) 2004-03-04

Family

ID=11073316

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60001982T Expired - Fee Related DE60001982T2 (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 (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6652619B2 (en) * 2000-08-10 2003-11-25 Showa Denko K.K. Niobium powder, sintered body thereof, and capacitor using the same
EP1324359B2 (de) † 2000-08-10 2017-10-04 Showa Denko K.K. Niobpuder, sinter davon und kondensator damit
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
US7248920B2 (en) * 2004-02-06 2007-07-24 Medtronic, Inc. Apparatus and method for exercising a battery for an implantable medical device
US7555339B2 (en) * 2004-02-06 2009-06-30 Medtronic, Inc. Capacitor designs for medical devices
US7480130B2 (en) * 2006-03-09 2009-01-20 Avx Corporation Wet electrolytic capacitor
US7649730B2 (en) 2007-03-20 2010-01-19 Avx Corporation Wet electrolytic capacitor containing a plurality of thin powder-formed anodes
WO2020075733A1 (ja) * 2018-10-12 2020-04-16 東洋アルミニウム株式会社 アルミニウム電解コンデンサ用電極材の製造方法

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2442499A1 (fr) * 1978-11-25 1980-06-20 Matsushita Electric Ind Co Ltd Anode pour condensateur electrolytique solide et procede de fabrication d'une telle anode
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
IL132291A0 (en) 2001-03-19
AU7683200A (en) 2001-04-23
ATE235982T1 (de) 2003-04-15
EP1225996B1 (de) 2003-04-02
WO2001026852A1 (en) 2001-04-19
DE60001982T2 (de) 2004-03-04
EP1225996A1 (de) 2002-07-31
US6409796B1 (en) 2002-06-25

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee