PT1255872E - Producao de pos azotados de tantalo ou niobio e condensador de electrolito solido - Google Patents

Producao de pos azotados de tantalo ou niobio e condensador de electrolito solido

Info

Publication number
PT1255872E
PT1255872E PT00957081T PT00957081T PT1255872E PT 1255872 E PT1255872 E PT 1255872E PT 00957081 T PT00957081 T PT 00957081T PT 00957081 T PT00957081 T PT 00957081T PT 1255872 E PT1255872 E PT 1255872E
Authority
PT
Portugal
Prior art keywords
nitrogen
metallic powder
metal
powder
tantalo
Prior art date
Application number
PT00957081T
Other languages
English (en)
Inventor
Yukio Oda
Tomoo Izumi
Yoshikazu Noguchi
Original Assignee
Cabot Super Metals K K
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=PT1255872(E) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Cabot Super Metals K K filed Critical Cabot Super Metals K K
Publication of PT1255872E publication Critical patent/PT1255872E/pt

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)
  • Power Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Organic Chemistry (AREA)
  • Metallurgy (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • General Chemical & Material Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Composite Materials (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Physics & Mathematics (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Manufacturing & Machinery (AREA)
  • Powder Metallurgy (AREA)
  • Manufacture Of Metal Powder And Suspensions Thereof (AREA)
  • Conductive Materials (AREA)
  • Inorganic Compounds Of Heavy Metals (AREA)
PT00957081T 2000-02-08 2000-09-11 Producao de pos azotados de tantalo ou niobio e condensador de electrolito solido PT1255872E (pt)

Applications Claiming Priority (1)

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

Publications (1)

Publication Number Publication Date
PT1255872E true PT1255872E (pt) 2004-01-30

Family

ID=18555954

Family Applications (1)

Application Number Title Priority Date Filing Date
PT00957081T PT1255872E (pt) 2000-02-08 2000-09-11 Producao de pos azotados de tantalo ou niobio e condensador de electrolito solido

Country Status (13)

Country Link
EP (1) EP1255872B1 (pt)
JP (1) JP4049964B2 (pt)
KR (1) KR20020092362A (pt)
CN (1) CN1180101C (pt)
AT (1) ATE245712T1 (pt)
AU (1) AU2000268772A1 (pt)
BR (2) BR0017498B1 (pt)
CZ (1) CZ301396B6 (pt)
DE (1) DE60004108T2 (pt)
IL (1) IL150851A (pt)
PL (1) PL357016A1 (pt)
PT (1) PT1255872E (pt)
WO (1) WO2001059166A1 (pt)

Families Citing this family (22)

* 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
CN100456399C (zh) * 2001-10-02 2009-01-28 昭和电工株式会社 铌粉、铌烧结体、铌烧结体的化学改性体以及使用它们的电容器
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
US7799112B2 (en) 2003-11-05 2010-09-21 Ishihara Chemical Co., Ltd. Production method of pure metal/alloy super-micro powder
WO2005099935A1 (ja) 2004-04-15 2005-10-27 Jfe Mineral Company, Ltd. タンタル粉末およびそれを用いた固体電解コンデンサ
US7431751B2 (en) * 2004-09-29 2008-10-07 H.C. Starck Inc. Magnesium removal from magnesium reduced metal powders
ATE482042T1 (de) * 2004-10-06 2010-10-15 Showa Denko Kk Niobpulver, niobgranulat, niobsinterkörper und kondensator und herstellungsverfahren dafür
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
GB2450669B (en) * 2006-05-05 2012-03-21 Cabot Corp Tantalam powder and methods of manufacturing same
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
WO2015085476A1 (zh) * 2013-12-10 2015-06-18 宁夏东方钽业股份有限公司 一种高氮含量电容器级钽粉末的制备方法、由该方法制备的电容器级钽粉以及由该钽粉制备的阳极和电容器
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
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
CN117444193A (zh) * 2023-11-24 2024-01-26 宁夏东方钽业股份有限公司 一种钽粉及钽粉的制备方法

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
RU2089350C1 (ru) * 1990-05-17 1997-09-10 Кабот Корпорейшн Способ получения танталового порошка
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
EP0665302B1 (en) * 1994-01-26 2000-05-03 H.C. Starck, INC. Nitriding tantalum powder
EP0964936B1 (de) 1997-02-19 2001-10-04 H.C. Starck GmbH & Co. KG Tantal-pulver, verfahren zu seiner herstellung, sowie daraus erhältliche sinteranoden

Also Published As

Publication number Publication date
JP2001223141A (ja) 2001-08-17
CZ20022680A3 (cs) 2003-04-16
CZ301396B6 (cs) 2010-02-17
KR20020092362A (ko) 2002-12-11
AU2000268772A1 (en) 2001-08-20
DE60004108T2 (de) 2004-06-03
ATE245712T1 (de) 2003-08-15
EP1255872B1 (en) 2003-07-23
EP1255872A1 (en) 2002-11-13
BR0017498B1 (pt) 2014-09-30
JP4049964B2 (ja) 2008-02-20
DE60004108D1 (de) 2003-08-28
BR0016331B1 (pt) 2008-11-18
BR0016331A (pt) 2002-12-24
CN1433485A (zh) 2003-07-30
WO2001059166A1 (en) 2001-08-16
CN1180101C (zh) 2004-12-15
IL150851A (en) 2009-09-22
PL357016A1 (en) 2004-07-12

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