AU2000268772A1 - Production of nitrogen-containing tantalum or niobium powder and solid electrolytic capacitor - Google Patents

Production of nitrogen-containing tantalum or niobium powder and solid electrolytic capacitor

Info

Publication number
AU2000268772A1
AU2000268772A1 AU2000268772A AU6877200A AU2000268772A1 AU 2000268772 A1 AU2000268772 A1 AU 2000268772A1 AU 2000268772 A AU2000268772 A AU 2000268772A AU 6877200 A AU6877200 A AU 6877200A AU 2000268772 A1 AU2000268772 A1 AU 2000268772A1
Authority
AU
Australia
Prior art keywords
nitrogen
metallic powder
metal
electrolytic capacitor
powder
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.)
Abandoned
Application number
AU2000268772A
Other languages
English (en)
Inventor
Tomoo Izumi
Yoshikazu Noguchi
Yukio Oda
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 Supermetals KK
Original Assignee
Showa Cabot Supermetals KK
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=18555954&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=AU2000268772(A1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Showa Cabot Supermetals KK filed Critical Showa Cabot Supermetals KK
Publication of AU2000268772A1 publication Critical patent/AU2000268772A1/en
Abandoned 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
    • 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
    • B22F1/054—Nanosized particles
    • 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
    • B22F1/054—Nanosized particles
    • B22F1/056—Submicron particles having a size above 100 nm up to 300 nm
    • 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
    • B22F9/24—Making metallic powder or suspensions thereof using chemical processes with reduction of metal compounds starting from liquid metal compounds, e.g. solutions
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B82—NANOTECHNOLOGY
    • B82Y—SPECIFIC USES OR APPLICATIONS OF NANOSTRUCTURES; MEASUREMENT OR ANALYSIS OF NANOSTRUCTURES; MANUFACTURE OR TREATMENT OF NANOSTRUCTURES
    • B82Y30/00—Nanotechnology for materials or surface science, e.g. nanocomposites
    • 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
    • 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
    • B22F2999/00—Aspects linked to processes or compositions used in powder metallurgy

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Nanotechnology (AREA)
  • Inorganic Chemistry (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Power Engineering (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Manufacturing & Machinery (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Composite Materials (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • General Physics & Mathematics (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Powder Metallurgy (AREA)
  • Manufacture Of Metal Powder And Suspensions Thereof (AREA)
  • Inorganic Compounds Of Heavy Metals (AREA)
  • Conductive Materials (AREA)
AU2000268772A 2000-02-08 2000-09-11 Production of nitrogen-containing tantalum or niobium powder and solid electrolytic capacitor Abandoned AU2000268772A1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2000031029A JP4049964B2 (ja) 2000-02-08 2000-02-08 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
JP2000-31029 2000-02-08
PCT/JP2000/006183 WO2001059166A1 (en) 2000-02-08 2000-09-11 Production of nitrogen-containing tantalum or niobium powder and solid electrolytic capacitor

Publications (1)

Publication Number Publication Date
AU2000268772A1 true AU2000268772A1 (en) 2001-08-20

Family

ID=18555954

Family Applications (1)

Application Number Title Priority Date Filing Date
AU2000268772A Abandoned AU2000268772A1 (en) 2000-02-08 2000-09-11 Production of nitrogen-containing tantalum or niobium powder and solid electrolytic capacitor

Country Status (13)

Country Link
EP (1) EP1255872B1 (enExample)
JP (1) JP4049964B2 (enExample)
KR (1) KR20020092362A (enExample)
CN (1) CN1180101C (enExample)
AT (1) ATE245712T1 (enExample)
AU (1) AU2000268772A1 (enExample)
BR (2) BR0016331B1 (enExample)
CZ (1) CZ301396B6 (enExample)
DE (1) DE60004108T2 (enExample)
IL (1) IL150851A (enExample)
PL (1) PL357016A1 (enExample)
PT (1) PT1255872E (enExample)
WO (1) WO2001059166A1 (enExample)

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4187953B2 (ja) 2001-08-15 2008-11-26 キャボットスーパーメタル株式会社 窒素含有金属粉末の製造方法
BRPI0206094B1 (pt) * 2001-10-02 2016-10-25 Showa Denko Kk pó de nióbio, corpo sinterizado do mesmo, produto quimicamente modificado do mesmo e capacitor utilizando os mesmos
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
US7157073B2 (en) 2003-05-02 2007-01-02 Reading Alloys, Inc. Production of high-purity niobium monoxide and capacitor production therefrom
WO2005044488A1 (ja) 2003-11-05 2005-05-19 Ishihara Chemical Co., Ltd. 純金属・合金超微粉末の製造方法
KR100829277B1 (ko) 2004-04-15 2008-05-13 제이에프이미네라르 가부시키가이샤 탄탈 분말 및 그것을 이용한 고체전해콘덴서
US7431751B2 (en) * 2004-09-29 2008-10-07 H.C. Starck Inc. Magnesium removal from magnesium reduced metal powders
JP4042995B2 (ja) * 2004-10-06 2008-02-06 昭和電工株式会社 ニオブ粉、ニオブ造粒物、ニオブ焼結体及びコンデンサ並びにそれらの製造方法
US20060269436A1 (en) * 2005-05-31 2006-11-30 Cabot Corporation Process for heat treating metal powder and products made from the same
JP4879040B2 (ja) 2006-03-31 2012-02-15 三洋電機株式会社 固体電解コンデンサ
JP2009536266A (ja) * 2006-05-05 2009-10-08 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
JP2009275289A (ja) * 2009-07-10 2009-11-26 Cabot Supermetal Kk 窒素含有金属粉末の製造方法
JP5680866B2 (ja) * 2010-02-24 2015-03-04 グローバルアドバンストメタルジャパン株式会社 窒素含有金属粉末の製造方法
KR101838989B1 (ko) * 2013-12-10 2018-03-15 닝시아 오리엔트 탄탈럼 인더스트리 코포레이션 엘티디 높은 질소 함량을 갖는 캐퍼시터급 탄탈럼 파우더의 제조방법, 그로부터 제조된 캐퍼시터급 탄탈럼 파우더 및 탄탈럼 파우더로 제조된 캐퍼시터와 애노드
JP5898297B2 (ja) * 2014-11-20 2016-04-06 グローバルアドバンストメタルジャパン株式会社 窒素含有金属粉末の製造方法
CN109312424A (zh) * 2016-07-13 2019-02-05 宁夏东方钽业股份有限公司 一种片状钽粉及其制备方法
US20180144874A1 (en) 2016-10-21 2018-05-24 Global Advanced Metals, Usa, Inc. Tantalum Powder, Anode, And Capacitor Including Same, And Manufacturing Methods Thereof
CN111017889A (zh) * 2019-11-20 2020-04-17 中色（宁夏）东方集团有限公司 一种氮化铌的制备方法
US12424391B2 (en) 2020-08-27 2025-09-23 Panasonic Intellectual Property Management Co., Ltd. Electrode foil for electrolytic capacitors, electrolytic capacitor, method for producing electrode foil for electrolytic capacitors, and method for producing electrolytic capacitor
WO2022066722A1 (en) * 2020-09-23 2022-03-31 Avx Corporation Solid electrolytic capacitor containing a deoxidized anode
CN114192791B (zh) * 2021-12-15 2023-10-24 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

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4684399A (en) * 1986-03-04 1987-08-04 Cabot Corporation Tantalum powder process
WO1991018121A1 (en) * 1990-05-17 1991-11-28 Cabot Corporation Method of producing high surface area low metal impurity tantalum powder
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
DE69516556T2 (de) * 1994-01-26 2000-09-07 H.C. Starck, Inc. Verfahren zum Nitrieren von Tantalpulver
IL131248A (en) 1997-02-19 2002-09-12 Starck H C Gmbh Co Kg Tantalum powder, method for producing it and sintered anodes obtained from it

Also Published As

Publication number Publication date
PT1255872E (pt) 2004-01-30
CN1433485A (zh) 2003-07-30
JP2001223141A (ja) 2001-08-17
JP4049964B2 (ja) 2008-02-20
BR0016331A (pt) 2002-12-24
CZ301396B6 (cs) 2010-02-17
DE60004108T2 (de) 2004-06-03
EP1255872A1 (en) 2002-11-13
PL357016A1 (en) 2004-07-12
KR20020092362A (ko) 2002-12-11
DE60004108D1 (de) 2003-08-28
CZ20022680A3 (cs) 2003-04-16
ATE245712T1 (de) 2003-08-15
IL150851A (en) 2009-09-22
CN1180101C (zh) 2004-12-15
BR0017498B1 (pt) 2014-09-30
WO2001059166A1 (en) 2001-08-16
BR0016331B1 (pt) 2008-11-18
EP1255872B1 (en) 2003-07-23

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