DE69714045T2 - Verfahren zur herstellung von tantalpulver mit kontrollierter grössenverteilung sowie damit hergestellte formkörper - Google Patents

Verfahren zur herstellung von tantalpulver mit kontrollierter grössenverteilung sowie damit hergestellte formkörper

Info

Publication number
DE69714045T2
DE69714045T2 DE69714045T DE69714045T DE69714045T2 DE 69714045 T2 DE69714045 T2 DE 69714045T2 DE 69714045 T DE69714045 T DE 69714045T DE 69714045 T DE69714045 T DE 69714045T DE 69714045 T2 DE69714045 T2 DE 69714045T2
Authority
DE
Germany
Prior art keywords
production
size distribution
molded bodies
tantalum powder
controlled size
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
DE69714045T
Other languages
English (en)
Other versions
DE69714045D1 (de
Inventor
M Pathare
K Rao
Allen Fife
Hongju Chang
W Steele
M Ruch
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.)
Cabot Corp
Original Assignee
Cabot Corp
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 Cabot Corp filed Critical Cabot Corp
Publication of DE69714045D1 publication Critical patent/DE69714045D1/de
Application granted granted Critical
Publication of DE69714045T2 publication Critical patent/DE69714045T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • B22F1/05—Metallic powder characterised by the size or surface area of the particles
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Powder Metallurgy (AREA)
  • Manufacture Of Metal Powder And Suspensions Thereof (AREA)
DE69714045T 1996-04-25 1997-04-25 Verfahren zur herstellung von tantalpulver mit kontrollierter grössenverteilung sowie damit hergestellte formkörper Expired - Lifetime DE69714045T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US08/638,922 US5954856A (en) 1996-04-25 1996-04-25 Method of making tantalum metal powder with controlled size distribution and products made therefrom
PCT/US1997/007009 WO1997040199A1 (en) 1996-04-25 1997-04-25 Method of making tantalum metal powder with controlled size distribution and products made therefrom

Publications (2)

Publication Number Publication Date
DE69714045D1 DE69714045D1 (de) 2002-08-22
DE69714045T2 true DE69714045T2 (de) 2002-11-14

Family

ID=24562001

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69714045T Expired - Lifetime DE69714045T2 (de) 1996-04-25 1997-04-25 Verfahren zur herstellung von tantalpulver mit kontrollierter grössenverteilung sowie damit hergestellte formkörper

Country Status (12)

Country Link
US (2) US5954856A (de)
EP (1) EP0909337B1 (de)
JP (1) JP4267699B2 (de)
CN (1) CN1082550C (de)
AU (1) AU2813697A (de)
CZ (1) CZ301368B6 (de)
DE (1) DE69714045T2 (de)
IL (1) IL126729A (de)
MX (1) MXPA98008829A (de)
PT (1) PT909337E (de)
RU (1) RU2210463C2 (de)
WO (1) WO1997040199A1 (de)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102004049040B4 (de) * 2004-10-08 2008-11-27 H.C. Starck Gmbh Verfahren zur Herstellung von Festelektrolytkondensatoren
DE102008048614A1 (de) * 2008-09-23 2010-04-01 H.C. Starck Gmbh Ventilmetall-und Ventilmetalloxid-Agglomeratpulver und Verfahren zu deren Herstellung

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CN1073480C (zh) * 1998-05-08 2001-10-24 宁夏有色金属冶炼厂 团化钽粉的生产方法
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CN1069564C (zh) * 1998-07-07 2001-08-15 宁夏有色金属冶炼厂 钽粉末的制造方法
JP3871824B2 (ja) * 1999-02-03 2007-01-24 キャボットスーパーメタル株式会社 高容量コンデンサー用タンタル粉末
US6261337B1 (en) * 1999-08-19 2001-07-17 Prabhat Kumar Low oxygen refractory metal powder for powder metallurgy
US6563695B1 (en) * 1999-11-16 2003-05-13 Cabot Supermetals K.K. Powdered tantalum, niobium, production process thereof, and porous sintered body and solid electrolytic capacitor using the powdered tantalum or niobium
AU2001247714B2 (en) * 2000-03-23 2005-06-23 Cabot Corporation Oxygen reduced niobium oxides
US6585795B2 (en) * 2000-08-07 2003-07-01 Ira L. Friedman Compaction of powder metal
JP2002060803A (ja) * 2000-08-10 2002-02-28 Showa Kyabotto Super Metal Kk 電解コンデンサ用タンタル焼結体の製造方法
US6849104B2 (en) * 2000-10-10 2005-02-01 H. C. Starck Inc. Metalothermic reduction of refractory metal oxides
PT1390172E (pt) * 2001-05-04 2009-04-14 Starck H C Inc Redução metalotérmica de óxidos metálicos refractários
US7442227B2 (en) 2001-10-09 2008-10-28 Washington Unniversity Tightly agglomerated non-oxide particles and method for producing the same
GB2410251B8 (en) * 2002-03-12 2018-07-25 Starck H C Gmbh Valve metal powders and process for producing them
DE10307716B4 (de) * 2002-03-12 2021-11-18 Taniobis Gmbh Ventilmetall-Pulver und Verfahren zu deren Herstellung
US7632333B2 (en) 2002-09-07 2009-12-15 Cristal Us, Inc. Process for separating TI from a TI slurry
US7515397B2 (en) 2003-05-19 2009-04-07 Cabot Corporation Methods of making a niobium metal oxide and oxygen reduced niobium oxides
JP2007511667A (ja) * 2003-06-10 2007-05-10 キャボット　コーポレイション タンタル粉末およびその製造方法
JP2005079333A (ja) * 2003-08-29 2005-03-24 Nec Tokin Corp 分散液用弁作用金属粉末およびそれを使用した固体電解コンデンサ
US6914770B1 (en) * 2004-03-02 2005-07-05 Vishay Sprague, Inc. Surface mount flipchip capacitor
US7729104B2 (en) * 2004-04-15 2010-06-01 Jfe Mineral Company, Ltd. Tantalum powder and solid electrolyte capacitor including the same
DE102004020052B4 (de) * 2004-04-23 2008-03-06 H.C. Starck Gmbh Verfahren zur Herstellung von Niob- und Tantalpulver
CA2589548A1 (en) * 2004-06-24 2006-02-02 H.C. Starck, Inc. Production of valve metal powders with improved physical and electrical properties
JP2008504692A (ja) * 2004-06-28 2008-02-14 キャボット　コーポレイション 高キャパシタンスのタンタルフレークス及びその生産方法
US20060177614A1 (en) * 2005-02-09 2006-08-10 Zhiyong Xia Polyester polymer and copolymer compositions containing metallic tantalum particles
CN101368262B (zh) * 2005-05-05 2012-06-06 H.C.施塔克有限公司 向表面施加涂层的方法
BRPI0611539B1 (pt) 2005-05-05 2017-04-04 Starck H C Gmbh método de aplicar um revestimento a uma superfície, camada de aspersão a frio e objeto revestido
WO2006129850A1 (en) * 2005-05-31 2006-12-07 Cabot Supermetals K. K. Metal powder and manufacturing methods thereof
JP5183021B2 (ja) * 2005-09-15 2013-04-17 キャボットスーパーメタル株式会社 金属粉末およびその製造方法
US20070017319A1 (en) 2005-07-21 2007-01-25 International Titanium Powder, Llc. Titanium alloy
CN100339172C (zh) * 2005-09-29 2007-09-26 宁夏东方钽业股份有限公司 球化造粒凝聚金属粉末的方法,金属粉末和电解电容器阳极
JP5197369B2 (ja) * 2005-09-29 2013-05-15 ニンシア オリエント タンタル インダストリー カンパニー、 リミテッド 金属粒子を球状に造粒し塊成化する方法
EP1945394A2 (de) 2005-10-06 2008-07-23 International Titanium Powder, LLC. Titanborid
IL173649A0 (en) * 2006-02-09 2006-07-05 Cerel Ceramic Technologies Ltd High capacitance capacitor anode
WO2007130483A2 (en) * 2006-05-05 2007-11-15 Cabot Corporation Tantalum powder with smooth surface and methods of manufacturing same
JP5124578B2 (ja) * 2006-08-16 2013-01-23 ハー．ツェー．スタルク ゲゼルシャフト ミット ベシュレンクテル ハフツング 構造化した焼結活性表面を有する半製品およびその製造方法
US20080078268A1 (en) * 2006-10-03 2008-04-03 H.C. Starck Inc. Process for preparing metal powders having low oxygen content, powders so-produced and uses thereof
GB0622463D0 (en) * 2006-11-10 2006-12-20 Avx Ltd Powder modification in the manufacture of solid state capacitor anodes
US20080145688A1 (en) 2006-12-13 2008-06-19 H.C. Starck Inc. Method of joining tantalum clade steel structures
US7753989B2 (en) 2006-12-22 2010-07-13 Cristal Us, Inc. Direct passivation of metal powder
US9127333B2 (en) 2007-04-25 2015-09-08 Lance Jacobsen Liquid injection of VCL4 into superheated TiCL4 for the production of Ti-V alloy powder
US8197894B2 (en) 2007-05-04 2012-06-12 H.C. Starck Gmbh Methods of forming sputtering targets
US7981191B2 (en) * 2007-10-15 2011-07-19 Hi-Temp Specialty Metals, Inc. Method for the production of tantalum powder using reclaimed scrap as source material
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US20100085685A1 (en) 2008-10-06 2010-04-08 Avx Corporation Capacitor Anode Formed From a Powder Containing Coarse Agglomerates and Fine Agglomerates
US8043655B2 (en) * 2008-10-06 2011-10-25 H.C. Starck, Inc. Low-energy method of manufacturing bulk metallic structures with submicron grain sizes
US8619410B2 (en) 2010-06-23 2013-12-31 Avx Corporation Solid electrolytic capacitor for use in high voltage applications
US8512422B2 (en) 2010-06-23 2013-08-20 Avx Corporation Solid electrolytic capacitor containing an improved manganese oxide electrolyte
US8477479B2 (en) 2011-01-12 2013-07-02 Avx Corporation Leadwire configuration for a planar anode of a wet electrolytic capacitor
US8687347B2 (en) 2011-01-12 2014-04-01 Avx Corporation Planar anode for use in a wet electrolytic capacitor
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US8741214B2 (en) 2011-10-17 2014-06-03 Evans Capacitor Company Sintering method, particularly for forming low ESR capacitor anodes
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US10403444B2 (en) 2013-09-16 2019-09-03 Avx Corporation Wet electrolytic capacitor containing a composite coating
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US9236193B2 (en) 2013-10-02 2016-01-12 Avx Corporation Solid electrolytic capacitor for use under high temperature and humidity conditions
CN111250717B (zh) * 2014-06-16 2022-11-18 联邦科学与工业研究组织 产生粉末产品的方法
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US9754730B2 (en) 2015-03-13 2017-09-05 Avx Corporation Low profile multi-anode assembly in cylindrical housing
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WO2016192049A1 (zh) * 2015-06-03 2016-12-08 宁夏东方钽业股份有限公司 一种微细钽粉及其制备方法
US9870868B1 (en) 2016-06-28 2018-01-16 Avx Corporation Wet electrolytic capacitor for use in a subcutaneous implantable cardioverter-defibrillator
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CN106216695A (zh) * 2016-08-25 2016-12-14 宁波英纳特新材料有限公司 一种高压电容器用球形钽粉的制备方法
RU2657257C1 (ru) * 2017-08-04 2018-06-09 Федеральное государственное бюджетное учреждение науки Федеральный исследовательский центр "Кольский научный центр Российской академии наук" (ФИЦ КНЦ РАН) Способ получения агломерированного танталового порошка
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Publication number Priority date Publication date Assignee Title
DE102004049040B4 (de) * 2004-10-08 2008-11-27 H.C. Starck Gmbh Verfahren zur Herstellung von Festelektrolytkondensatoren
DE102008048614A1 (de) * 2008-09-23 2010-04-01 H.C. Starck Gmbh Ventilmetall-und Ventilmetalloxid-Agglomeratpulver und Verfahren zu deren Herstellung
US8995112B2 (en) 2008-09-23 2015-03-31 H. C. Starck Gmbh Valve metal and valve metal oxide agglomerate powders and method for the production thereof

Also Published As

Publication number Publication date
PT909337E (pt) 2002-11-29
RU2210463C2 (ru) 2003-08-20
WO1997040199A1 (en) 1997-10-30
DE69714045D1 (de) 2002-08-22
EP0909337A1 (de) 1999-04-21
IL126729A0 (en) 1999-08-17
CN1082550C (zh) 2002-04-10
CZ342498A3 (cs) 2000-01-12
JP2000509103A (ja) 2000-07-18
JP4267699B2 (ja) 2009-05-27
US5954856A (en) 1999-09-21
CZ301368B6 (cs) 2010-02-03
MXPA98008829A (es) 2002-07-22
IL126729A (en) 2001-08-08
AU2813697A (en) 1997-11-12
CN1223695A (zh) 1999-07-21
EP0909337B1 (de) 2002-07-17
US5986877A (en) 1999-11-16

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