ATE385037T1 - Niob-sinter für kondensator und verfahren zu seiner herstellung - Google Patents

Niob-sinter für kondensator und verfahren zu seiner herstellung

Info

Publication number
ATE385037T1
ATE385037T1 AT99935067T AT99935067T ATE385037T1 AT E385037 T1 ATE385037 T1 AT E385037T1 AT 99935067 T AT99935067 T AT 99935067T AT 99935067 T AT99935067 T AT 99935067T AT E385037 T1 ATE385037 T1 AT E385037T1
Authority
AT
Austria
Prior art keywords
niobium
sintered body
capacitor
good
product
Prior art date
Application number
AT99935067T
Other languages
English (en)
Inventor
Kazumi Naito
Atsushi Shimojima
Original Assignee
Showa Denko 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 Showa Denko Kk filed Critical Showa Denko Kk
Application granted granted Critical
Publication of ATE385037T1 publication Critical patent/ATE385037T1/de

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES OR LIGHT-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
    • 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
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C27/00—Alloys based on rhenium or a refractory metal not mentioned in groups C22C14/00 or C22C16/00
    • C22C27/02—Alloys based on vanadium, niobium, or tantalum
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES OR LIGHT-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
AT99935067T 1998-08-05 1999-08-05 Niob-sinter für kondensator und verfahren zu seiner herstellung ATE385037T1 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP22169598 1998-08-05
JP22328098 1998-08-06
US10898698P 1998-11-18 1998-11-18

Publications (1)

Publication Number Publication Date
ATE385037T1 true ATE385037T1 (de) 2008-02-15

Family

ID=27330571

Family Applications (1)

Application Number Title Priority Date Filing Date
AT99935067T ATE385037T1 (de) 1998-08-05 1999-08-05 Niob-sinter für kondensator und verfahren zu seiner herstellung

Country Status (10)

Country Link
US (2) US6521013B1 (de)
EP (1) EP1137021B1 (de)
JP (2) JP4873585B2 (de)
KR (1) KR100663071B1 (de)
AT (1) ATE385037T1 (de)
AU (1) AU5065099A (de)
DE (1) DE69938056T2 (de)
HK (1) HK1041976B (de)
TW (1) TW430833B (de)
WO (1) WO2000008662A1 (de)

Families Citing this family (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6051044A (en) 1998-05-04 2000-04-18 Cabot Corporation Nitrided niobium powders and niobium electrolytic capacitors
AU5065099A (en) * 1998-08-05 2000-02-28 Showa Denko Kabushiki Kaisha Sinter of niobium for capacitor, and method of manufacture thereof
US6375704B1 (en) 1999-05-12 2002-04-23 Cabot Corporation High capacitance niobium powders and electrolytic capacitor anodes
AU2001239946B2 (en) 2000-03-01 2004-12-16 Cabot Corporation Nitrided valve metals and processes for making the same
JP4697832B2 (ja) * 2000-04-21 2011-06-08 昭和電工株式会社 ニオブ焼結体、その製造方法及びその焼結体を用いたコンデンサ
KR100751267B1 (ko) * 2000-04-21 2007-08-23 쇼와 덴코 가부시키가이샤 니오브 소결체, 그 제조방법, 및 그것을 사용한 콘덴서
JP4707164B2 (ja) * 2000-04-28 2011-06-22 昭和電工株式会社 コンデンサ用ニオブ粉、それを用いた焼結体及びそれを用いたコンデンサ
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
JP2002134368A (ja) * 2000-10-26 2002-05-10 Showa Denko Kk コンデンサ用粉体、焼結体及びその焼結体を用いたコンデンサ
JP2002217070A (ja) * 2001-01-22 2002-08-02 Kawatetsu Mining Co Ltd ニオブ粉末及び固体電解コンデンサ用アノード
WO2002075758A1 (en) 2001-03-16 2002-09-26 Showa Denko K.K. Niobium for capacitor and capacitor using sintered body of the niobium
WO2002084687A1 (en) * 2001-04-12 2002-10-24 Showa Denko K.K. Production process for niobium capacitor
CN100538944C (zh) * 2001-04-12 2009-09-09 昭和电工株式会社 铌电容器的制备方法
KR20040062674A (ko) * 2001-12-10 2004-07-07 쇼와 덴코 가부시키가이샤 니오브 합금, 그 소결체 및 이것을 사용한 콘덴서
KR100434215B1 (ko) * 2001-12-27 2004-06-04 파츠닉(주) 니오븀 전해 캐패시터의 제조 방법
JP2004143477A (ja) * 2002-10-22 2004-05-20 Cabot Supermetal Kk ニオブ粉末およびその製造方法、並びにそれを用いた固体電解コンデンサ
JP4566593B2 (ja) 2003-04-14 2010-10-20 昭和電工株式会社 焼結体電極及びその焼結体電極を用いた固体電解コンデンサ
TWI382264B (zh) 2004-07-27 2013-01-11 Samsung Display Co Ltd 薄膜電晶體陣列面板及包括此面板之顯示器裝置
US20060260437A1 (en) * 2004-10-06 2006-11-23 Showa Denko K.K. Niobium powder, niobium granulated powder, niobium sintered body, capacitor and production method thereof
US7501991B2 (en) * 2007-02-19 2009-03-10 Laird Technologies, Inc. Asymmetric dipole antenna
KR20150036806A (ko) * 2009-06-15 2015-04-07 도요 알루미늄 가부시키가이샤 알루미늄 전해 커패시터 전극 재료 및 그 제조 방법
CN102800480B (zh) * 2012-08-24 2016-01-13 中国振华（集团）新云电子元器件有限责任公司 一种铌电容器阴极制备方法
CN114853016B (zh) * 2022-05-25 2023-08-25 内蒙古科技大学 由含铌矿物制备碳化铌钛的方法

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1219748A (en) 1969-06-13 1971-01-20 Standard Telephones Cables Ltd Producing niobium or tantalum powder
US4084965A (en) * 1977-01-05 1978-04-18 Fansteel Inc. Columbium powder and method of making the same
DE3140248C2 (de) * 1981-10-09 1986-06-19 Hermann C. Starck Berlin, 1000 Berlin Verwendung von dotiertem Ventilmetallpulver für die Herstellung von Elektrolytkondensatoranoden
DE3336453C2 (de) * 1983-10-06 1985-11-28 Hermann C. Starck Berlin, 1000 Berlin Verfahren zur Oberflächenvergrößerung von Niob und Tantal in Form von agglomerierten oder nicht agglomerierten Pulvern
DE3820960A1 (de) 1988-06-22 1989-12-28 Starck Hermann C Fa Feinkoernige hochreine erdsaeuremetallpulver, verfahren zu ihrer herstellung sowie deren verwendung
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 (de) * 1994-01-26 2000-05-03 H.C. Starck, INC. Verfahren zum Nitrieren von Tantalpulver
US6080586A (en) * 1996-04-05 2000-06-27 California Institute Of Technology Sub-micron chemical imaging with near-field laser desorption
US6165623A (en) * 1996-11-07 2000-12-26 Cabot Corporation Niobium powders and niobium electrolytic capacitors
JP3254163B2 (ja) * 1997-02-28 2002-02-04 昭和電工株式会社 コンデンサ
US6051044A (en) 1998-05-04 2000-04-18 Cabot Corporation Nitrided niobium powders and niobium electrolytic capacitors
AU5065099A (en) * 1998-08-05 2000-02-28 Showa Denko Kabushiki Kaisha Sinter of niobium for capacitor, and method of manufacture thereof

Also Published As

Publication number Publication date
TW430833B (en) 2001-04-21
DE69938056T2 (de) 2009-01-15
HK1041976B (zh) 2008-08-01
DE69938056D1 (de) 2008-03-13
US20020194954A1 (en) 2002-12-26
HK1041976A1 (en) 2002-07-26
KR100663071B1 (ko) 2007-01-02
AU5065099A (en) 2000-02-28
EP1137021B1 (de) 2008-01-23
EP1137021A1 (de) 2001-09-26
JP4676546B2 (ja) 2011-04-27
EP1137021A4 (de) 2006-07-26
US6521013B1 (en) 2003-02-18
US6656245B2 (en) 2003-12-02
JP2009224814A (ja) 2009-10-01
JP4873585B2 (ja) 2012-02-08
KR20010072263A (ko) 2001-07-31
WO2000008662A1 (fr) 2000-02-17

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