CN1223424C - 一种制备铌粉和/或钽粉的方法 - Google Patents

一种制备铌粉和/或钽粉的方法 Download PDF

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Publication number
CN1223424C
CN1223424C CNB021515980A CN02151598A CN1223424C CN 1223424 C CN1223424 C CN 1223424C CN B021515980 A CNB021515980 A CN B021515980A CN 02151598 A CN02151598 A CN 02151598A CN 1223424 C CN1223424 C CN 1223424C
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CN
China
Prior art keywords
powder
niobium
tantalum
metal
alkaline earth
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
CNB021515980A
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English (en)
Chinese (zh)
Other versions
CN1425524A (zh
Inventor
大迫敏行
小向哲史
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Sumitomo Metal Mining Co Ltd
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Sumitomo Metal Mining Co Ltd
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Publication of CN1425524A publication Critical patent/CN1425524A/zh
Application granted granted Critical
Publication of CN1223424C publication Critical patent/CN1223424C/zh
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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    • 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
    • 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
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
    • C01G33/00—Compounds of niobium
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
    • C01G35/00—Compounds of 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
    • 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
    • C22B5/18—Reducing step-by-step
    • 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
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2004/00—Particle morphology
    • C01P2004/60—Particles characterised by their size
    • C01P2004/62—Submicrometer sized, i.e. from 0.1-1 micrometer
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2006/00—Physical properties of inorganic compounds
    • C01P2006/12—Surface area
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2006/00—Physical properties of inorganic compounds
    • C01P2006/80—Compositional purity

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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Organic Chemistry (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Manufacturing & Machinery (AREA)
  • Power Engineering (AREA)
  • Inorganic Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Manufacture Of Metal Powder And Suspensions Thereof (AREA)
  • Manufacture And Refinement Of Metals (AREA)
  • Inorganic Compounds Of Heavy Metals (AREA)
  • Powder Metallurgy (AREA)
CNB021515980A 2001-10-12 2002-10-11 一种制备铌粉和/或钽粉的方法 Expired - Fee Related CN1223424C (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2001315470A JP3610942B2 (ja) 2001-10-12 2001-10-12 ニオブおよび／またはタンタルの粉末の製造法
JP315470/2001 2001-10-12

Publications (2)

Publication Number Publication Date
CN1425524A CN1425524A (zh) 2003-06-25
CN1223424C true CN1223424C (zh) 2005-10-19

Family

ID=19133630

Family Applications (1)

Application Number Title Priority Date Filing Date
CNB021515980A Expired - Fee Related CN1223424C (zh) 2001-10-12 2002-10-11 一种制备铌粉和/或钽粉的方法

Country Status (10)

Country Link
US (2) US6855185B2 (https=)
EP (1) EP1302263B1 (https=)
JP (1) JP3610942B2 (https=)
KR (1) KR100609715B1 (https=)
CN (1) CN1223424C (https=)
CA (1) CA2406932A1 (https=)
DE (1) DE60208287T2 (https=)
HU (1) HUP0203436A2 (https=)
IL (1) IL152226A0 (https=)
TW (1) TW570852B (https=)

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CN1169643C (zh) * 2001-09-29 2004-10-06 宁夏东方钽业股份有限公司 高比表面积钽粉和/或铌粉的制备方法
US20030099198A1 (en) * 2001-11-27 2003-05-29 Amplify.Net, Inc. Multicast service delivery in a hierarchical network
DE10332033A1 (de) * 2003-07-15 2005-02-03 Chemetall Gmbh Verfahren zur Herstellung von Metallpulvern, bzw. von Metallhydridpulvern der Elemente Ti, Zr, Hf, V, Nb, Ta und Cr
WO2005046912A1 (ja) * 2003-11-12 2005-05-26 Cabotsupermetals K.K. 金属タンタルもしくはニオブの製造方法
DE102004020052B4 (de) 2004-04-23 2008-03-06 H.C. Starck Gmbh Verfahren zur Herstellung von Niob- und Tantalpulver
US20080011124A1 (en) * 2004-09-08 2008-01-17 H.C. Starck Gmbh & Co. Kg Deoxidation of Valve Metal Powders
DE102004049039B4 (de) * 2004-10-08 2009-05-07 H.C. Starck Gmbh Verfahren zur Herstellung feinteiliger Ventilmetallpulver
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
US20070295609A1 (en) * 2006-06-23 2007-12-27 Korea Atomic Energy Research Institute Method for preparing tantalum or niobium powders used for manufacturing capacitors
CN100577574C (zh) * 2007-08-25 2010-01-06 宁夏东方钽业股份有限公司 低价氧化铌或铌粉的制备方法
CN101574741B (zh) 2009-06-25 2011-05-18 宁夏东方钽业股份有限公司 电容器用钽粉的制备方法
US7947125B1 (en) * 2009-10-30 2011-05-24 Canon Kabushiki Kaisha Fine particle dispersion liquid containing tantalum oxide fine particles, tantalum oxide fine particle-resin composite, and method of producing fine particle dispersion liquid
CN102965525B (zh) * 2012-12-05 2013-11-27 江门富祥电子材料有限公司 钽粉镁还原降氧装置及钽粉镁还原降氧方法
US9994929B2 (en) * 2013-03-15 2018-06-12 Ati Properties Llc Processes for producing tantalum alloys and niobium alloys
US10513769B2 (en) * 2014-11-03 2019-12-24 Ningxia Orient Tantalum Industry Co., Ltd. Tantalum powder and process for preparing the same, and sintered anode prepared from the tantalum powder
KR101711033B1 (ko) * 2016-05-30 2017-02-28 에이치알엠알(주) 탄탈륨 분말 및 탄탈륨 분말의 제조방법
US10966889B2 (en) 2016-12-29 2021-04-06 Hill-Rom Services, Inc. Support apparatuses comprising cooling elements
KR102781979B1 (ko) * 2020-02-14 2025-03-18 미쓰이금속광업주식회사 니오브산 수용액
KR102444771B1 (ko) * 2020-09-02 2022-09-20 한국재료연구원 마그네슘 증기를 이용한 니오븀 금속 또는 니오븀 합금의 제조방법
CN117020215B (zh) * 2021-12-15 2025-12-12 宁夏东方钽业股份有限公司 采用碱土金属还原氧化钽生产电容器用钽粉的方法
CN114210973B (zh) * 2021-12-15 2023-03-24 宁夏东方钽业股份有限公司 一种钽粉的生产方法以及由该方法得到的钽粉

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SE327556B (https=) * 1968-08-23 1970-08-24 Nordstjernan Rederi Ab
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
US4508563A (en) * 1984-03-19 1985-04-02 Sprague Electric Company Reducing the oxygen content of tantalum
US5242481A (en) * 1989-06-26 1993-09-07 Cabot Corporation Method of making powders and products of tantalum and niobium
US5234491A (en) * 1990-05-17 1993-08-10 Cabot Corporation Method of producing high surface area, low metal impurity
DE4214722C2 (de) * 1992-05-04 1994-08-25 Starck H C Gmbh Co Kg Feinteilige Metallpulver
EP0964936B1 (de) * 1997-02-19 2001-10-04 H.C. Starck GmbH & Co. KG Tantal-pulver, verfahren zu seiner herstellung, sowie daraus erhältliche sinteranoden
WO1998037249A1 (de) * 1997-02-19 1998-08-27 H.C. Starck Gmbh & Co. Kg Tantalpulver, verfahren zu seiner herstellung, sowie daraus erhältliche sinteranoden
US6171363B1 (en) * 1998-05-06 2001-01-09 H. C. Starck, Inc. Method for producing tantallum/niobium metal powders by the reduction of their oxides with gaseous magnesium
WO2000067936A1 (en) 1998-05-06 2000-11-16 H.C. Starck, Inc. Metal powders produced by the reduction of the oxides with gaseous magnesium
DE19847012A1 (de) * 1998-10-13 2000-04-20 Starck H C Gmbh Co Kg Niobpulver und Verfahren zu dessen Herstellung
US6432161B1 (en) * 2000-02-08 2002-08-13 Cabot Supermetals K.K. Nitrogen-containing metal powder, production process thereof, and porous sintered body and solid electrolytic capacitor using the metal powder
JP3718412B2 (ja) * 2000-06-01 2005-11-24 キャボットスーパーメタル株式会社 ニオブまたはタンタル粉末およびその製造方法
US6849104B2 (en) * 2000-10-10 2005-02-01 H. C. Starck Inc. Metalothermic reduction of refractory metal oxides
JP2003013115A (ja) * 2001-06-28 2003-01-15 Sumitomo Metal Mining Co Ltd ニオブ及び／又はタンタル粉末の製造方法
CN1169643C (zh) * 2001-09-29 2004-10-06 宁夏东方钽业股份有限公司 高比表面积钽粉和/或铌粉的制备方法
JP3633543B2 (ja) * 2001-10-23 2005-03-30 住友金属鉱山株式会社 ニオブおよび／またはタンタルの粉末の製造法
BR0204587A (pt) * 2002-11-04 2004-06-29 Cbmm Sa Processo de produção de pó de nióbio e/ou de tântalo de elevada área superficial

Also Published As

Publication number Publication date
US20050145069A1 (en) 2005-07-07
EP1302263A2 (en) 2003-04-16
JP2003119506A (ja) 2003-04-23
JP3610942B2 (ja) 2005-01-19
EP1302263A3 (en) 2003-06-04
DE60208287D1 (de) 2006-02-02
KR20030030927A (ko) 2003-04-18
TW570852B (en) 2004-01-11
EP1302263B1 (en) 2005-12-28
CN1425524A (zh) 2003-06-25
US20030070509A1 (en) 2003-04-17
US7351271B2 (en) 2008-04-01
HUP0203436A2 (hu) 2004-04-28
US6855185B2 (en) 2005-02-15
KR100609715B1 (ko) 2006-08-09
HU0203436D0 (en) 2002-12-28
IL152226A0 (en) 2003-05-29
CA2406932A1 (en) 2003-04-12
DE60208287T2 (de) 2006-09-21

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