DE69940030D1 - VERFAHREN ZUR HERSTELLUNG VON METALLPULVERN DURCH REDUKTION VON OXIDEN, Nb UND Nb-Ta PULVER UND DAMIT HERGESTELLTE KONDENSATORANODE - Google Patents

VERFAHREN ZUR HERSTELLUNG VON METALLPULVERN DURCH REDUKTION VON OXIDEN, Nb UND Nb-Ta PULVER UND DAMIT HERGESTELLTE KONDENSATORANODE

Info

Publication number
DE69940030D1
DE69940030D1 DE69940030T DE69940030T DE69940030D1 DE 69940030 D1 DE69940030 D1 DE 69940030D1 DE 69940030 T DE69940030 T DE 69940030T DE 69940030 T DE69940030 T DE 69940030T DE 69940030 D1 DE69940030 D1 DE 69940030D1
Authority
DE
Germany
Prior art keywords
powder
condensate
preparing metal
anode made
reducing oxides
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 - Lifetime
Application number
DE69940030T
Other languages
English (en)
Inventor
Leonid N Shekhter
Terrance B Tripp
Leonid L Lanin
Karlheinz Reichert
Oliver Thomas
Joachim Vieregge
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.)
HC Starck GmbH
Materion Newton Inc
Original Assignee
HC Starck GmbH
HC Starck Inc
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=40121784&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=DE69940030(D1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Priority claimed from US09/073,488 external-priority patent/US6171363B1/en
Priority claimed from DE19831280A external-priority patent/DE19831280A1/de
Application filed by HC Starck GmbH, HC Starck Inc filed Critical HC Starck GmbH
Priority claimed from PCT/US1999/009772 external-priority patent/WO2000067936A1/en
Application granted granted Critical
Publication of DE69940030D1 publication Critical patent/DE69940030D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • 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
    • B22F9/16—Making metallic powder or suspensions thereof using chemical processes
    • B22F9/18—Making metallic powder or suspensions thereof using chemical processes with reduction of metal compounds
    • B22F9/20—Making metallic powder or suspensions thereof using chemical processes with reduction of metal compounds starting from solid metal compounds
    • B22F9/22—Making metallic powder or suspensions thereof using chemical processes with reduction of metal compounds starting from solid metal compounds using gaseous reductors
    • 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
    • B22F1/05—Metallic powder characterised by the size or surface area of the particles
    • B22F1/052—Metallic powder characterised by the size or surface area of the particles characterised by a mixture of particles of different sizes or by the particle size distribution
    • 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
    • B22F1/06—Metallic powder characterised by the shape of the particles
    • B22F1/065—Spherical particles
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
    • C22B34/00—Obtaining refractory metals
    • C22B34/10—Obtaining titanium, zirconium or hafnium
    • C22B34/12—Obtaining titanium or titanium compounds from ores or scrap by metallurgical processing; preparation of titanium compounds from other titanium compounds see C01G23/00 - C01G23/08
    • C22B34/1263—Obtaining titanium or titanium compounds from ores or scrap by metallurgical processing; preparation of titanium compounds from other titanium compounds see C01G23/00 - C01G23/08 obtaining metallic titanium from titanium compounds, e.g. by reduction
    • C22B34/1268—Obtaining titanium or titanium compounds from ores or scrap by metallurgical processing; preparation of titanium compounds from other titanium compounds see C01G23/00 - C01G23/08 obtaining metallic titanium from titanium compounds, e.g. by reduction using alkali or alkaline-earth metals or amalgams
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
    • C22B34/00—Obtaining refractory metals
    • C22B34/20—Obtaining niobium, tantalum or vanadium
    • C22B34/24—Obtaining niobium or tantalum
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
    • C22B5/00—General methods of reducing to metals
    • C22B5/02—Dry methods smelting of sulfides or formation of mattes
    • C22B5/04—Dry methods smelting of sulfides or formation of mattes by aluminium, other metals or silicon
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
    • C22B5/00—General methods of reducing to metals
    • C22B5/02—Dry methods smelting of sulfides or formation of mattes
    • C22B5/12—Dry methods smelting of sulfides or formation of mattes by gases
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Mechanical Engineering (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Manufacturing & Machinery (AREA)
  • Metallurgy (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • General Chemical & Material Sciences (AREA)
  • Power Engineering (AREA)
  • Nanotechnology (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Manufacture Of Metal Powder And Suspensions Thereof (AREA)
  • Powder Metallurgy (AREA)
  • Manufacture And Refinement Of Metals (AREA)
DE69940030T 1998-05-06 1999-05-05 VERFAHREN ZUR HERSTELLUNG VON METALLPULVERN DURCH REDUKTION VON OXIDEN, Nb UND Nb-Ta PULVER UND DAMIT HERGESTELLTE KONDENSATORANODE Expired - Lifetime DE69940030D1 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US09/073,488 US6171363B1 (en) 1998-05-06 1998-05-06 Method for producing tantallum/niobium metal powders by the reduction of their oxides with gaseous magnesium
DE19831280A DE19831280A1 (de) 1998-07-13 1998-07-13 Verfahren zur Herstellung von Erdsäuremetallpulvern, insbesondere Niobpulvern
PCT/US1999/009772 WO2000067936A1 (en) 1998-05-06 1999-05-05 Metal powders produced by the reduction of the oxides with gaseous magnesium

Publications (1)

Publication Number Publication Date
DE69940030D1 true DE69940030D1 (de) 2009-01-15

Family

ID=40121784

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69940030T Expired - Lifetime DE69940030D1 (de) 1998-05-06 1999-05-05 VERFAHREN ZUR HERSTELLUNG VON METALLPULVERN DURCH REDUKTION VON OXIDEN, Nb UND Nb-Ta PULVER UND DAMIT HERGESTELLTE KONDENSATORANODE

Country Status (6)

Country Link
EP (1) EP1144147B8 (de)
JP (1) JP4202609B2 (de)
AU (1) AU757790B2 (de)
BR (3) BRPI9917635B1 (de)
DE (1) DE69940030D1 (de)
HK (1) HK1039087B (de)

Families Citing this family (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6416730B1 (en) 1998-09-16 2002-07-09 Cabot Corporation Methods to partially reduce a niobium metal oxide oxygen reduced niobium oxides
US6375704B1 (en) * 1999-05-12 2002-04-23 Cabot Corporation High capacitance niobium powders and electrolytic capacitor anodes
DE19953946A1 (de) * 1999-11-09 2001-05-10 Starck H C Gmbh Co Kg Kondensatorpulver
CZ302745B6 (cs) * 2000-03-23 2011-10-12 Cabot Corporation Lisovaná anoda obsahující práškový oxid niobu a zpusob její výroby
JP4647744B2 (ja) * 2000-04-21 2011-03-09 昭和電工株式会社 コンデンサ用ニオブ粉、それを用いた焼結体及びそれを用いたコンデンサ
DE10030387A1 (de) * 2000-06-21 2002-01-03 Starck H C Gmbh Co Kg Kondensatorpulver
EP2221840B1 (de) * 2000-08-10 2013-10-09 Showa Denko K.K. Niobpulver, gesinterter Körper und Kondensator mit dem Körper
US7413703B2 (en) * 2003-01-17 2008-08-19 Eveready Battery Company, Inc. Methods for producing agglomerates of metal powders and articles incorporating the agglomerates
DE102004020052B4 (de) 2004-04-23 2008-03-06 H.C. Starck Gmbh Verfahren zur Herstellung von Niob- und Tantalpulver
RU2408450C2 (ru) * 2004-06-24 2011-01-10 Х.К. Штарк Инк. Получение порошков вентильных металлов с улучшенными физическими и электрическими свойствами
US7431751B2 (en) * 2004-09-29 2008-10-07 H.C. Starck Inc. Magnesium removal from magnesium reduced metal powders
DE102004049039B4 (de) * 2004-10-08 2009-05-07 H.C. Starck Gmbh Verfahren zur Herstellung feinteiliger Ventilmetallpulver
JP5377962B2 (ja) * 2005-08-19 2013-12-25 ナノシス・インク． 電子グレード金属ナノ構造
BRPI0814081A2 (pt) * 2007-07-18 2015-02-03 Cabot Corp Óxidos de nióbio de alta voltagem e capacitores contendo os mesmos
DE102011010346B4 (de) * 2011-02-04 2014-11-20 H.C. Starck Gmbh Verfahren zur Herstellung eines homogenen Mehrstoffsystems, Keramikwerkstoff auf Basis des homogenen Mehrstoffsystems und dessen Verwendung
KR101277699B1 (ko) 2012-11-29 2013-06-21 한국지질자원연구원 삼산화 몰리브덴의 환원 및 저산소 몰리브덴 분말 제조 방법
KR101291144B1 (ko) * 2012-11-30 2013-08-01 한국지질자원연구원 삼산화 몰리브덴의 환원 및 저산소 몰리브덴 분말 제조 장치
EP3009210B1 (de) 2013-06-13 2019-05-22 Ishihara Chemical Co., Ltd. Herstellungsverfahren von beta tantalum pulver, tantalum pulver, benützung von tantalum pulver im festelektrolytkondensator
EP3192595B1 (de) * 2014-09-11 2019-04-17 Ishihara Chemical Co., Ltd. Ta-nb-legierungspulver und anodenelement für festelektrolytkondensator
MX2019000450A (es) * 2016-07-13 2019-09-23 Ningxia Orient Tantalum Ind Co Ltd Polvo de tantalio escamoso y metodo de preparacion del mismo.
US10316391B2 (en) * 2016-08-02 2019-06-11 Sri Lanka Institute of Nanotechnology (Pvt) Ltd. Method of producing titanium from titanium oxides through magnesium vapour reduction
US10927433B2 (en) 2016-08-02 2021-02-23 Sri Lanka Institute of Nanotechnology (Pvt) Ltd. Method of producing titanium from titanium oxides through magnesium vapour reduction
WO2019198191A1 (ja) * 2018-04-12 2019-10-17 石原ケミカル株式会社 Ｔａ－Ｎｂ合金粉末とその製造方法ならびに固体電解コンデンサ用の陽極素子
DE102019000906A1 (de) 2019-02-08 2020-08-13 Taniobis Gmbh Pulver auf Basis von Niobzinnverbindungen für die Herstellung von supraleitenden Bauteilen
DE102019217654A1 (de) 2019-11-15 2021-05-20 Taniobis Gmbh Sphärisches Pulver zur Fertigung von dreidimensionalen Objekten

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1123326A (fr) * 1955-02-28 1956-09-20 Onera (Off Nat Aerospatiale) Procédé de fabrication de métaux en poudre
US4017302A (en) † 1976-02-04 1977-04-12 Fansteel Inc. Tantalum metal powder
DE3130392C2 (de) † 1981-07-31 1985-10-17 Hermann C. Starck Berlin, 1000 Berlin Verfahren zur Herstellung reiner agglomerierter Ventilmetallpulver für Elektrolytkondensatoren, deren Verwendung und Verfahren zur Herstellung von Sinteranoden
US4740238A (en) * 1987-03-26 1988-04-26 Fansteel Inc. Platelet-containing tantalum powders
US4836849A (en) * 1987-04-30 1989-06-06 Westinghouse Electric Corp. Oxidation resistant niobium alloy
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
JPH0897096A (ja) † 1994-09-28 1996-04-12 Sutaruku Buitetsuku Kk タンタル粉末及びそれを用いた電解コンデンサ
US6338832B1 (en) † 1995-10-12 2002-01-15 Cabot Corporation Process for producing niobium and tantalum compounds
US6165623A (en) † 1996-11-07 2000-12-26 Cabot Corporation Niobium powders and niobium electrolytic capacitors
DE19847012A1 (de) † 1998-10-13 2000-04-20 Starck H C Gmbh Co Kg Niobpulver und Verfahren zu dessen Herstellung

Also Published As

Publication number Publication date
EP1144147B8 (de) 2012-04-04
AU757790B2 (en) 2003-03-06
AU5896599A (en) 2000-11-21
JP4202609B2 (ja) 2008-12-24
BRPI9911008B1 (pt) 2018-09-25
EP1144147B1 (de) 2008-12-03
JP2002544375A (ja) 2002-12-24
BRPI9917635B1 (pt) 2017-06-06
EP1144147A1 (de) 2001-10-17
HK1039087B (zh) 2007-01-19
EP1144147B2 (de) 2012-02-15
BR9911008A (pt) 2002-04-30
EP1144147A4 (de) 2005-04-27
HK1039087A1 (en) 2002-04-12

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8363 Opposition against the patent