JP3610942B2 - ニオブおよび／またはタンタルの粉末の製造法 - Google Patents

ニオブおよび／またはタンタルの粉末の製造法 Download PDF

Info

Publication number
JP3610942B2
JP3610942B2 JP2001315470A JP2001315470A JP3610942B2 JP 3610942 B2 JP3610942 B2 JP 3610942B2 JP 2001315470 A JP2001315470 A JP 2001315470A JP 2001315470 A JP2001315470 A JP 2001315470A JP 3610942 B2 JP3610942 B2 JP 3610942B2
Authority
JP
Japan
Prior art keywords
niobium
powder
alkaline earth
tantalum
stage reduction
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
JP2001315470A
Other languages
English (en)
Japanese (ja)
Other versions
JP2003119506A (ja
JP2003119506A5 (https=
Inventor
敏行 大迫
哲史 小向
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.)
Sumitomo Metal Mining Co Ltd
Original Assignee
Sumitomo Metal Mining Co 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 Sumitomo Metal Mining Co Ltd filed Critical Sumitomo Metal Mining Co Ltd
Priority to JP2001315470A priority Critical patent/JP3610942B2/ja
Priority to KR1020020061528A priority patent/KR100609715B1/ko
Priority to CA002406932A priority patent/CA2406932A1/en
Priority to TW091123262A priority patent/TW570852B/zh
Priority to EP02257048A priority patent/EP1302263B1/en
Priority to DE60208287T priority patent/DE60208287T2/de
Priority to IL15222602A priority patent/IL152226A0/xx
Priority to US10/268,615 priority patent/US6855185B2/en
Priority to CNB021515980A priority patent/CN1223424C/zh
Priority to HU0203436A priority patent/HUP0203436A2/hu
Publication of JP2003119506A publication Critical patent/JP2003119506A/ja
Publication of JP2003119506A5 publication Critical patent/JP2003119506A5/ja
Priority to US11/030,384 priority patent/US7351271B2/en
Application granted granted Critical
Publication of JP3610942B2 publication Critical patent/JP3610942B2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Images

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
    • 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

Landscapes

  • 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)
JP2001315470A 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 Expired - Lifetime JP3610942B2 (ja)

Priority Applications (11)

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
CA002406932A CA2406932A1 (en) 2001-10-12 2002-10-09 Method of manufacturing niobium and/or tantalum powder
TW091123262A TW570852B (en) 2001-10-12 2002-10-09 Method of manufacturing niobium and/or tantalum powder
KR1020020061528A KR100609715B1 (ko) 2001-10-12 2002-10-09 니오븀 또는 탄탈륨 분말과 그 제조방법
DE60208287T DE60208287T2 (de) 2001-10-12 2002-10-10 Verfahren zur Herstellung von Niob und/oder Tantal Pulver
IL15222602A IL152226A0 (en) 2001-10-12 2002-10-10 Method of manufacturing niobium and/or tantalum powder
EP02257048A EP1302263B1 (en) 2001-10-12 2002-10-10 Method of manufacturing niobium and/or tantalum powder
US10/268,615 US6855185B2 (en) 2001-10-12 2002-10-10 Method of manufacturing niobium and/or tantalum powder
CNB021515980A CN1223424C (zh) 2001-10-12 2002-10-11 一种制备铌粉和/或钽粉的方法
HU0203436A HUP0203436A2 (hu) 2001-10-12 2002-10-11 Eljárás nióbium- és/vagy tantálpor előállítására
US11/030,384 US7351271B2 (en) 2001-10-12 2005-01-06 Method of manufacturing niobium and/or tantalum powder

Applications Claiming Priority (1)

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

Publications (3)

Publication Number Publication Date
JP2003119506A JP2003119506A (ja) 2003-04-23
JP2003119506A5 JP2003119506A5 (https=) 2004-12-02
JP3610942B2 true JP3610942B2 (ja) 2005-01-19

Family

ID=19133630

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2001315470A Expired - Lifetime 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

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=)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101711033B1 (ko) * 2016-05-30 2017-02-28 에이치알엠알(주) 탄탈륨 분말 및 탄탈륨 분말의 제조방법

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
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

Family Cites Families (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101711033B1 (ko) * 2016-05-30 2017-02-28 에이치알엠알(주) 탄탈륨 분말 및 탄탈륨 분말의 제조방법

Also Published As

Publication number Publication date
US20050145069A1 (en) 2005-07-07
EP1302263A2 (en) 2003-04-16
JP2003119506A (ja) 2003-04-23
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
CN1223424C (zh) 2005-10-19
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

Similar Documents

Publication Publication Date Title
JP3610942B2 (ja) ニオブおよび／またはタンタルの粉末の製造法
JP5502995B2 (ja) コンデンサ用タンタル粉末の製造方法
JP3794713B2 (ja) タンタル粉末、その製造法およびそれから得られる焼結アノード
JP4381401B2 (ja) ニオブ粉末の製造方法
CA1174083A (en) Process for the preparation of alloy powders which can be sintered and which are based on titanium
US6193779B1 (en) Tantalum powder, method for producing same powder and sintered anodes obtained from it
EP1291100B2 (en) Niobium or tantalum powder and method for production thereof
JP4049964B2 (ja) 窒素含有金属粉末およびその製造方法ならびにそれを用いた多孔質焼結体および固体電解コンデンサー
US6788525B2 (en) Powdered tantalum, niobium, production process thereof and porous sintered body and solid electrolytic capacitor using the powdered tantalum or niobium
JP4187953B2 (ja) 窒素含有金属粉末の製造方法
US20060096418A1 (en) Process for the production of niobium and/or tantalum powder with large surface area
JP3633543B2 (ja) ニオブおよび／またはタンタルの粉末の製造法
JP2003013115A (ja) ニオブ及び／又はタンタル粉末の製造方法
JP2004360043A (ja) ニオブおよび／またはタンタル粉末の製造方法
US7481864B2 (en) Conversion of Ta2O5 to Ta metal
JPH04329808A (ja) タンタル粉末の製造方法
JP2008095200A (ja) 窒素含有金属粉末およびその製造方法ならびにそれを用いた多孔質焼結体および固体電解コンデンサ
JP2009275289A (ja) 窒素含有金属粉末の製造方法
JP2009007675A (ja) 窒素含有金属粉末およびそれを用いた多孔質焼結体および固体電解コンデンサ
WO2005046912A1 (ja) 金属タンタルもしくはニオブの製造方法
JP2016166422A (ja) 窒素含有金属粉末の製造方法
JP2005123245A (ja) 電解コンデンサ用ニオブ粉末およびその製造方法
JP2013136841A (ja) 窒素含有金属粉末の製造方法

Legal Events

Date Code Title Description
A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20031215

A621 Written request for application examination

Free format text: JAPANESE INTERMEDIATE CODE: A621

Effective date: 20031215

A977 Report on retrieval

Free format text: JAPANESE INTERMEDIATE CODE: A971007

Effective date: 20040616

A131 Notification of reasons for refusal

Free format text: JAPANESE INTERMEDIATE CODE: A131

Effective date: 20040622

TRDD Decision of grant or rejection written
A01 Written decision to grant a patent or to grant a registration (utility model)

Free format text: JAPANESE INTERMEDIATE CODE: A01

Effective date: 20040928

A61 First payment of annual fees (during grant procedure)

Free format text: JAPANESE INTERMEDIATE CODE: A61

Effective date: 20041011

R150 Certificate of patent or registration of utility model

Ref document number: 3610942

Country of ref document: JP

Free format text: JAPANESE INTERMEDIATE CODE: R150

Free format text: JAPANESE INTERMEDIATE CODE: R150

FPAY Renewal fee payment (event date is renewal date of database)

Free format text: PAYMENT UNTIL: 20081029

Year of fee payment: 4

FPAY Renewal fee payment (event date is renewal date of database)

Free format text: PAYMENT UNTIL: 20081029

Year of fee payment: 4

FPAY Renewal fee payment (event date is renewal date of database)

Free format text: PAYMENT UNTIL: 20091029

Year of fee payment: 5

FPAY Renewal fee payment (event date is renewal date of database)

Free format text: PAYMENT UNTIL: 20091029

Year of fee payment: 5

FPAY Renewal fee payment (event date is renewal date of database)

Free format text: PAYMENT UNTIL: 20101029

Year of fee payment: 6

FPAY Renewal fee payment (event date is renewal date of database)

Free format text: PAYMENT UNTIL: 20111029

Year of fee payment: 7

FPAY Renewal fee payment (event date is renewal date of database)

Free format text: PAYMENT UNTIL: 20111029

Year of fee payment: 7

FPAY Renewal fee payment (event date is renewal date of database)

Free format text: PAYMENT UNTIL: 20121029

Year of fee payment: 8

FPAY Renewal fee payment (event date is renewal date of database)

Free format text: PAYMENT UNTIL: 20131029

Year of fee payment: 9