WO2003015961A1 - Poudre metallique contenant de l'azote et procede de production de cette poudre, produit fritte poreux et condensateur electrolytique solide utilisant ledit produit - Google Patents

Poudre metallique contenant de l'azote et procede de production de cette poudre, produit fritte poreux et condensateur electrolytique solide utilisant ledit produit Download PDF

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Publication number
WO2003015961A1
WO2003015961A1 PCT/JP2002/008254 JP0208254W WO03015961A1 WO 2003015961 A1 WO2003015961 A1 WO 2003015961A1 JP 0208254 W JP0208254 W JP 0208254W WO 03015961 A1 WO03015961 A1 WO 03015961A1
Authority
WO
WIPO (PCT)
Prior art keywords
nitrogen
metal
same
metal powder
producing
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.)
Ceased
Application number
PCT/JP2002/008254
Other languages
English (en)
French (fr)
Japanese (ja)
Inventor
Yukio Oda
Isayuki Horio
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
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
Application filed by Cabot Supermetals KK filed Critical Cabot Supermetals KK
Priority to EP02762773.6A priority Critical patent/EP1418012B1/en
Priority to US10/486,521 priority patent/US6876542B2/en
Publication of WO2003015961A1 publication Critical patent/WO2003015961A1/ja
Anticipated expiration legal-status Critical
Ceased 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
    • B22F1/14—Treatment of metallic powder
    • B22F1/145—Chemical treatment, e.g. passivation or decarburisation
    • 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
    • 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
    • B22F2998/00—Supplementary information concerning processes or compositions relating to powder metallurgy
    • 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)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Powder Metallurgy (AREA)
  • Manufacture Of Metal Powder And Suspensions Thereof (AREA)
PCT/JP2002/008254 2001-08-15 2002-08-13 Poudre metallique contenant de l'azote et procede de production de cette poudre, produit fritte poreux et condensateur electrolytique solide utilisant ledit produit Ceased WO2003015961A1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
EP02762773.6A EP1418012B1 (en) 2001-08-15 2002-08-13 NITROGEN−CONTAINING METAL POWDER AND METHOD FOR PRODUCING THE SAME, AND POROUS SINTERED PRODUCT AND SOLID ELECTROLYTIC CAPACITOR USING THE SAME
US10/486,521 US6876542B2 (en) 2001-08-15 2002-08-13 Nitrogen containing metal powder, production process therefor, and porous sintered body and solid electrolytic capacitor using same

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2001246570A JP4187953B2 (ja) 2001-08-15 2001-08-15 窒素含有金属粉末の製造方法
JP2001-246570 2001-08-15

Publications (1)

Publication Number Publication Date
WO2003015961A1 true WO2003015961A1 (fr) 2003-02-27

Family

ID=19076090

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2002/008254 Ceased WO2003015961A1 (fr) 2001-08-15 2002-08-13 Poudre metallique contenant de l'azote et procede de production de cette poudre, produit fritte poreux et condensateur electrolytique solide utilisant ledit produit

Country Status (6)

Country Link
US (1) US6876542B2 (enExample)
EP (2) EP1418012B1 (enExample)
JP (1) JP4187953B2 (enExample)
CN (2) CN1872461B (enExample)
PT (1) PT1418012E (enExample)
WO (1) WO2003015961A1 (enExample)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2004097870A1 (en) * 2003-04-28 2004-11-11 Showa Denko K.K. Valve acting metal sintered body, production method therefor and solid electrolytic capacitor
JP2004349683A (ja) * 2003-04-28 2004-12-09 Showa Denko Kk 弁作用金属焼結体、その製造方法及び固体電解コンデンサ
CN102601380A (zh) * 2011-12-21 2012-07-25 中国科学院过程工程研究所 一种立方铜粉及其制备方法
CN103192088A (zh) * 2013-02-20 2013-07-10 上海交通大学 锥状磁性镍纳米晶的制备方法

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
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
US20060269436A1 (en) * 2005-05-31 2006-11-30 Cabot Corporation Process for heat treating metal powder and products made from the same
PT2169086E (pt) * 2005-09-16 2015-02-17 Starck H C Gmbh Pó de metal refratário
GB0622463D0 (en) * 2006-11-10 2006-12-20 Avx Ltd Powder modification in the manufacture of solid state capacitor anodes
CN100528418C (zh) * 2008-01-11 2009-08-19 宁夏东方钽业股份有限公司 含氮均匀的阀金属粉末及其制造方法,阀金属坯块和阀金属烧结体以及电解电容器的阳极
JP2010095763A (ja) * 2008-10-16 2010-04-30 Asahi Kasei Chemicals Corp 高温での強度に優れた金属粉末製造用容器
US8430944B2 (en) * 2008-12-22 2013-04-30 Global Advanced Metals, Usa, Inc. Fine particle recovery methods for valve metal powders
GB0902486D0 (en) * 2009-02-13 2009-04-01 Metalysis Ltd A method for producing metal powders
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
JP6077274B2 (ja) * 2012-11-15 2017-02-08 グローバルアドバンストメタルジャパン株式会社 窒素含有タンタル粉末およびその製造方法
JP6367356B2 (ja) * 2013-12-10 2018-08-01 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 高窒素含有量を有するコンデンサグレードのタンタル粉末の調製方法、その方法により調製したコンデンサグレードのタンタル粉末、並びにタンタル粉末から調製したアノード及びコンデンサ
TWI483274B (zh) 2013-12-30 2015-05-01 Ind Tech Res Inst 複合電極及電解電容器
CN104858436B (zh) * 2014-02-21 2018-01-16 宁夏东方钽业股份有限公司 高可靠高比容电解电容器用钽粉的制备方法
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
WO2016138001A1 (en) 2015-02-23 2016-09-01 Nanoscale Powders LLC Methods for producing metal powders
JP2016166422A (ja) * 2016-04-12 2016-09-15 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
EP3486338B1 (en) * 2016-07-13 2023-06-21 Ningxia Orient Tantalum Industry Co., Ltd. Flaky tantalum powder and method for preparing the same
US20180144874A1 (en) 2016-10-21 2018-05-24 Global Advanced Metals, Usa, Inc. Tantalum Powder, Anode, And Capacitor Including Same, And Manufacturing Methods Thereof
WO2019089926A1 (en) * 2017-11-01 2019-05-09 University Of Virginia Patent Foundation Sintered electrode cells for high energy density batteries and related methods thereof

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1994025971A1 (en) * 1993-04-26 1994-11-10 Cabot Corporation A process for making an improved tantalum powder and high capacitance low leakage electrode made therefrom
EP0953847A1 (en) * 1997-02-28 1999-11-03 Showa Denko Kabushiki Kaisha Capacitor
US6051044A (en) * 1998-05-04 2000-04-18 Cabot Corporation Nitrided niobium powders and niobium electrolytic capacitors
JP2000226602A (ja) * 1999-02-03 2000-08-15 Showa Kyabotto Super Metal Kk 高容量コンデンサー用タンタル粉末
US6238456B1 (en) * 1997-02-19 2001-05-29 H. C. Starck Gmbh & Co. Kg Tantalum powder, method for producing same powder and sintered anodes obtained from it
JP2002030301A (ja) * 2000-07-12 2002-01-31 Showa Kyabotto Super Metal Kk 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
JP2002093666A (ja) * 2000-09-20 2002-03-29 Showa Denko Kk ニオブ粉、それを用いた焼結体及びそれを用いたコンデンサ

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DE4214722C2 (de) 1992-05-04 1994-08-25 Starck H C Gmbh Co Kg Feinteilige Metallpulver
EP0665302B1 (en) * 1994-01-26 2000-05-03 H.C. Starck, INC. Nitriding tantalum powder
US6165623A (en) 1996-11-07 2000-12-26 Cabot Corporation Niobium powders and niobium electrolytic capacitors
PT964936E (pt) * 1997-02-19 2002-03-28 Starck H C Gmbh Po de tantalo seu processo de producao e anodos sinterizados produzidos a partir deste po
US5914671A (en) 1997-02-27 1999-06-22 Micron Communications, Inc. System and method for locating individuals and equipment, airline reservation system, communication system
WO1999036811A1 (en) 1998-01-15 1999-07-22 Ciena Corporation Optical interference filter
JP2000031029A (ja) 1998-07-08 2000-01-28 Canon Inc 半導体露光装置およびデバイス製造方法
DE19847012A1 (de) * 1998-10-13 2000-04-20 Starck H C Gmbh Co Kg Niobpulver und Verfahren zu dessen Herstellung
US6558447B1 (en) * 1999-05-05 2003-05-06 H.C. Starck, Inc. Metal powders produced by the reduction of the oxides with gaseous magnesium
JP4049964B2 (ja) 2000-02-08 2008-02-20 キャボットスーパーメタル株式会社 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
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

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1994025971A1 (en) * 1993-04-26 1994-11-10 Cabot Corporation A process for making an improved tantalum powder and high capacitance low leakage electrode made therefrom
US6238456B1 (en) * 1997-02-19 2001-05-29 H. C. Starck Gmbh & Co. Kg Tantalum powder, method for producing same powder and sintered anodes obtained from it
EP0953847A1 (en) * 1997-02-28 1999-11-03 Showa Denko Kabushiki Kaisha Capacitor
US6051044A (en) * 1998-05-04 2000-04-18 Cabot Corporation Nitrided niobium powders and niobium electrolytic capacitors
JP2000226602A (ja) * 1999-02-03 2000-08-15 Showa Kyabotto Super Metal Kk 高容量コンデンサー用タンタル粉末
JP2002030301A (ja) * 2000-07-12 2002-01-31 Showa Kyabotto Super Metal Kk 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
JP2002093666A (ja) * 2000-09-20 2002-03-29 Showa Denko Kk ニオブ粉、それを用いた焼結体及びそれを用いたコンデンサ

Non-Patent Citations (1)

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Title
See also references of EP1418012A4 *

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2004097870A1 (en) * 2003-04-28 2004-11-11 Showa Denko K.K. Valve acting metal sintered body, production method therefor and solid electrolytic capacitor
JP2004349683A (ja) * 2003-04-28 2004-12-09 Showa Denko Kk 弁作用金属焼結体、その製造方法及び固体電解コンデンサ
US7713466B2 (en) 2003-04-28 2010-05-11 Showa Denko K.K. Valve acting metal sintered body, production method therefor and solid electrolytic capacitor
CN102601380A (zh) * 2011-12-21 2012-07-25 中国科学院过程工程研究所 一种立方铜粉及其制备方法
CN102601380B (zh) * 2011-12-21 2015-05-20 中国科学院过程工程研究所 一种立方铜粉及其制备方法
CN103192088A (zh) * 2013-02-20 2013-07-10 上海交通大学 锥状磁性镍纳米晶的制备方法

Also Published As

Publication number Publication date
CN1872461B (zh) 2011-06-29
EP1418012B1 (en) 2013-05-22
JP2003055702A (ja) 2003-02-26
CN1872461A (zh) 2006-12-06
EP1418012A4 (en) 2007-03-28
CN1541147A (zh) 2004-10-27
CN1265919C (zh) 2006-07-26
JP4187953B2 (ja) 2008-11-26
PT1418012E (pt) 2013-06-04
US20040205947A1 (en) 2004-10-21
EP2305401A1 (en) 2011-04-06
US6876542B2 (en) 2005-04-05
EP1418012A1 (en) 2004-05-12

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