DE60133192D1 - Niobpulver, dessen sintermasse und kondensator - Google Patents

Niobpulver, dessen sintermasse und kondensator

Info

Publication number
DE60133192D1
DE60133192D1 DE60133192T DE60133192T DE60133192D1 DE 60133192 D1 DE60133192 D1 DE 60133192D1 DE 60133192 T DE60133192 T DE 60133192T DE 60133192 T DE60133192 T DE 60133192T DE 60133192 D1 DE60133192 D1 DE 60133192D1
Authority
DE
Germany
Prior art keywords
oxygen
capacitor
niobium powder
niobium
nitrogen
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.)
Revoked
Application number
DE60133192T
Other languages
English (en)
Other versions
DE60133192T2 (de
Inventor
Kazumi Naito
Nobuyuki Nagato
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.)
Resonac Holdings Corp
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=18633121&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=DE60133192(D1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Showa Denko KK filed Critical Showa Denko KK
Publication of DE60133192D1 publication Critical patent/DE60133192D1/de
Application granted granted Critical
Publication of DE60133192T2 publication Critical patent/DE60133192T2/de
Anticipated expiration legal-status Critical
Revoked 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
    • 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
    • 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
    • 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
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C32/00—Non-ferrous alloys containing at least 5% by weight but less than 50% by weight of oxides, carbides, borides, nitrides, silicides or other metal compounds, e.g. oxynitrides, sulfides, whether added as such or formed in situ
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/29—Coated or structually defined flake, particle, cell, strand, strand portion, rod, filament, macroscopic fiber or mass thereof
    • Y10T428/2982—Particulate matter [e.g., sphere, flake, etc.]
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/29—Coated or structually defined flake, particle, cell, strand, strand portion, rod, filament, macroscopic fiber or mass thereof
    • Y10T428/2982—Particulate matter [e.g., sphere, flake, etc.]
    • Y10T428/2991—Coated
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/31504—Composite [nonstructural laminate]

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Metallurgy (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Organic Chemistry (AREA)
  • Power Engineering (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Manufacturing & Machinery (AREA)
  • Powder Metallurgy (AREA)
  • Compositions Of Oxide Ceramics (AREA)
  • Ceramic Capacitors (AREA)
  • Disintegrating Or Milling (AREA)
  • Manufacture And Refinement Of Metals (AREA)
  • Soft Magnetic Materials (AREA)
DE60133192T 2000-04-24 2001-04-23 Niobpulver, dessen sintermasse und kondensator Revoked DE60133192T2 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2000122672 2000-04-24
JP2000122672 2000-04-24
PCT/JP2001/003448 WO2001081029A1 (fr) 2000-04-24 2001-04-23 Niobium en poudre, briquette frittee a base de niobium en poudre et condensateur

Publications (2)

Publication Number Publication Date
DE60133192D1 true DE60133192D1 (de) 2008-04-24
DE60133192T2 DE60133192T2 (de) 2009-03-12

Family

ID=18633121

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60133192T Revoked DE60133192T2 (de) 2000-04-24 2001-04-23 Niobpulver, dessen sintermasse und kondensator

Country Status (9)

Country Link
US (1) US6671164B2 (de)
EP (1) EP1281460B1 (de)
JP (1) JP4986272B2 (de)
CN (1) CN1226112C (de)
AT (1) ATE388779T1 (de)
AU (1) AU2001248826A1 (de)
BR (1) BR0110333A (de)
DE (1) DE60133192T2 (de)
WO (1) WO2001081029A1 (de)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100812687B1 (ko) * 2000-11-30 2008-03-13 쇼와 덴코 가부시키가이샤 커패시터용 니오브 분말, 그 소결체 및 소결체를 이용한커패시터
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
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
BRPI0611507B1 (pt) * 2005-06-03 2017-01-17 Starck H C Gmbh pó de subóxido de nióbio, seu uso e seu processo de fabricação
JP5763932B2 (ja) * 2011-02-02 2015-08-12 Ｎｅｃトーキン株式会社 固体電解コンデンサおよびその製造方法
CN113770366A (zh) * 2020-06-10 2021-12-10 安泰科技股份有限公司 一种制备难熔金属3d打印用粉的方法

Family Cites Families (19)

* 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
US4149876A (en) 1978-06-06 1979-04-17 Fansteel Inc. Process for producing tantalum and columbium powder
JPS60121207A (ja) 1983-12-01 1985-06-28 Toyo Soda Mfg Co Ltd 超微粒子の製造方法
JP2665928B2 (ja) * 1988-03-25 1997-10-22 昭和キャボットスーパーメタル株式会社 タンタル粉末及びその製造法
DE3820960A1 (de) 1988-06-22 1989-12-28 Starck Hermann C Fa Feinkoernige hochreine erdsaeuremetallpulver, verfahren zu ihrer herstellung sowie deren verwendung
JPH0239417A (ja) * 1988-07-28 1990-02-08 Marcon Electron Co Ltd 電解コンデンサの製造方法
US4964906A (en) * 1989-09-26 1990-10-23 Fife James A Method for controlling the oxygen content of tantalum material
JPH03150822A (ja) 1989-11-07 1991-06-27 Nippon Chemicon Corp 電解コンデンサ用アルミニウム電極
JP3106559B2 (ja) 1991-07-05 2000-11-06 日本ケミコン株式会社 表面に金属酸化物を有する基材の製造方法
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
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
WO1999028932A1 (fr) * 1997-11-28 1999-06-10 Showa Denko K.K. Condensateur electrolytique solide et son procede de production
US6051044A (en) * 1998-05-04 2000-04-18 Cabot Corporation Nitrided niobium powders and niobium electrolytic capacitors
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
JP3196832B2 (ja) * 1998-05-15 2001-08-06 日本電気株式会社 固体電解コンデンサ及びその製造方法
US6072694A (en) * 1998-09-30 2000-06-06 Kemet Electronics Corporation Electrolytic capacitor with improved leakage and dissipation factor

Also Published As

Publication number Publication date
US6671164B2 (en) 2003-12-30
ATE388779T1 (de) 2008-03-15
AU2001248826A1 (en) 2001-11-07
EP1281460A1 (de) 2003-02-05
BR0110333A (pt) 2003-01-07
US20020075629A1 (en) 2002-06-20
WO2001081029A1 (fr) 2001-11-01
JP4986272B2 (ja) 2012-07-25
CN1433346A (zh) 2003-07-30
EP1281460B1 (de) 2008-03-12
CN1226112C (zh) 2005-11-09
EP1281460A4 (de) 2006-07-26
DE60133192T2 (de) 2009-03-12

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Legal Events

Date Code Title Description
8363 Opposition against the patent
8331 Complete revocation