CA2473845A1 - Capacitor-grade lead wires with increased tensile strength and hardness - Google Patents

Capacitor-grade lead wires with increased tensile strength and hardness Download PDF

Info

Publication number
CA2473845A1
CA2473845A1 CA002473845A CA2473845A CA2473845A1 CA 2473845 A1 CA2473845 A1 CA 2473845A1 CA 002473845 A CA002473845 A CA 002473845A CA 2473845 A CA2473845 A CA 2473845A CA 2473845 A1 CA2473845 A1 CA 2473845A1
Authority
CA
Canada
Prior art keywords
wire
niobium
powder
capacitor
annealing
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
CA002473845A
Other languages
English (en)
French (fr)
Inventor
Richard Malen
Prabhat Kumar
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.)
Materion Newton Inc
Original Assignee
Individual
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 Individual filed Critical Individual
Publication of CA2473845A1 publication Critical patent/CA2473845A1/en
Abandoned legal-status Critical Current

Links

Classifications

    • 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
    • B22F3/00—Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces
    • B22F3/20—Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces by extruding
    • 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
    • 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
    • H01G9/042—Electrodes or formation of dielectric layers thereon characterised by the material
    • 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
    • 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
    • B22F2998/00—Supplementary information concerning processes or compositions relating to powder metallurgy
    • B22F2998/10—Processes characterised by the sequence of their steps

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Materials Engineering (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Manufacturing & Machinery (AREA)
  • Powder Metallurgy (AREA)
  • Manufacture Of Metal Powder And Suspensions Thereof (AREA)
CA002473845A 2002-01-24 2003-01-21 Capacitor-grade lead wires with increased tensile strength and hardness Abandoned CA2473845A1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US35155402P 2002-01-24 2002-01-24
US60/351,554 2002-01-24
PCT/US2003/001822 WO2004003949A1 (en) 2002-01-24 2003-01-21 Capacitor-grade lead wires with increased tensile strength and hardness

Publications (1)

Publication Number Publication Date
CA2473845A1 true CA2473845A1 (en) 2004-01-08

Family

ID=30000374

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002473845A Abandoned CA2473845A1 (en) 2002-01-24 2003-01-21 Capacitor-grade lead wires with increased tensile strength and hardness

Country Status (17)

Country Link
US (1) US7056470B2 (enExample)
EP (1) EP1470561A1 (enExample)
JP (1) JP2005520055A (enExample)
KR (1) KR100947392B1 (enExample)
CN (1) CN100431073C (enExample)
AU (1) AU2003274890B2 (enExample)
BR (1) BR0307059A (enExample)
CA (1) CA2473845A1 (enExample)
IL (1) IL162966A (enExample)
MX (1) MXPA04007118A (enExample)
NZ (1) NZ534239A (enExample)
PL (1) PL370639A1 (enExample)
RU (1) RU2308113C2 (enExample)
TW (1) TWI267413B (enExample)
UA (1) UA84126C2 (enExample)
WO (1) WO2004003949A1 (enExample)
ZA (1) ZA200405766B (enExample)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102004011214A1 (de) * 2004-03-04 2005-10-06 W.C. Heraeus Gmbh Hochtemperaturbeständiger Niob-Draht
DE102004024026A1 (de) 2004-03-11 2005-09-29 W.C. Heraeus Gmbh Katalysator zur N2O-Zersetzung beim Ostwaldprozess
US20050202966A1 (en) * 2004-03-11 2005-09-15 W.C. Heraeus Gmbh Catalyst for the decomposition of N2O in the Ostwald process
JP4969233B2 (ja) * 2006-12-20 2012-07-04 三洋電機株式会社 固体電解コンデンサ及び固体電解コンデンサ用のニオブ製陽極リードの製造方法
JP4776522B2 (ja) * 2006-12-20 2011-09-21 三洋電機株式会社 固体電解コンデンサ
EP2214853A4 (en) * 2007-10-15 2013-05-22 Hi Temp Specialty Metals Inc PROCESS FOR PREPARING TANTALUM POWDER USING RECYCLED AGENTS AS AN EXISTING MATERIAL
KR20130027785A (ko) * 2011-09-08 2013-03-18 삼성전기주식회사 탄탈 캐패시터
WO2014131151A1 (zh) * 2013-02-26 2014-09-04 宁夏东方钽业股份有限公司 一种电容器级钽铌合金丝及其制造方法
CN103111623B (zh) * 2013-03-19 2015-06-17 北京科技大学 一种制备纳米晶Nb-W-Mo-Zr合金粉末的方法
WO2018142723A1 (ja) * 2017-01-31 2018-08-09 パナソニックＩｐマネジメント株式会社 電池用リードおよび捲回型電池
US20190287730A1 (en) * 2018-03-15 2019-09-19 Kemet Electronics Corporation Method to Reduce Anode Lead Wire Embrittlement in Capacitors
KR102832139B1 (ko) * 2023-01-27 2025-07-10 주식회사 에스엠비코퍼레이션 반도체 증착용 히터의 열선 및 메쉬형 rf전극 제조용 니오븀 와이어 가공방법 및 이에 의해 가공된 니오븀 와이어

Family Cites Families (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3295951A (en) 1965-02-02 1967-01-03 Nat Res Corp Production of metals
US4084965A (en) * 1977-01-05 1978-04-18 Fansteel Inc. Columbium powder and method of making the same
US4235629A (en) * 1977-10-17 1980-11-25 Fansteel Inc. Method for producing an embrittlement-resistant tantalum wire
US4441927A (en) * 1982-11-16 1984-04-10 Cabot Corporation Tantalum powder composition
US4555268A (en) * 1984-12-18 1985-11-26 Cabot Corporation Method for improving handling properties of a flaked tantalum powder composition
DE3700659A1 (de) * 1986-01-29 1987-07-30 Fansteel Inc Feinkoerniger versproedungsfester tantaldraht
US5171379A (en) * 1991-05-15 1992-12-15 Cabot Corporation Tantalum base alloys
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
US5482672A (en) * 1995-02-09 1996-01-09 Friedman; Ira Process for extruding tantalum and/or niobium
US6269536B1 (en) * 1996-03-28 2001-08-07 H.C. Starck, Inc. Production of low oxygen metal wire
IL145498A (en) * 1999-03-19 2005-05-17 Cabot Corp Making niobium and other metal powders by milling
US6558447B1 (en) * 1999-05-05 2003-05-06 H.C. Starck, Inc. Metal powders produced by the reduction of the oxides with gaseous magnesium
US6600646B1 (en) * 1999-08-11 2003-07-29 Showa Denko Kabushiki Kaisha Niobium powder, sintered body thereof and capacitor using same
US6521173B2 (en) * 1999-08-19 2003-02-18 H.C. Starck, Inc. Low oxygen refractory metal powder for powder metallurgy
US6261337B1 (en) * 1999-08-19 2001-07-17 Prabhat Kumar Low oxygen refractory metal powder for powder metallurgy
KR100572886B1 (ko) * 2001-04-12 2006-04-24 쇼와 덴코 가부시키가이샤 니오브 콘덴서의 제조방법
WO2002093596A1 (en) * 2001-05-15 2002-11-21 Showa Denko K.K. Niobium monoxide powder, niobium monoxide sintered product and capacitor using niobium monoxide sintered product
US6780218B2 (en) * 2001-06-20 2004-08-24 Showa Denko Kabushiki Kaisha Production process for niobium powder
JP2003213301A (ja) * 2002-01-21 2003-07-30 Kawatetsu Mining Co Ltd ニオブ粉末及び固体電解コンデンサ

Also Published As

Publication number Publication date
CN1623215A (zh) 2005-06-01
UA84126C2 (ru) 2008-09-25
BR0307059A (pt) 2004-12-28
NZ534239A (en) 2006-02-24
MXPA04007118A (es) 2004-10-29
TW200305468A (en) 2003-11-01
CN100431073C (zh) 2008-11-05
PL370639A1 (en) 2005-05-30
KR20040090982A (ko) 2004-10-27
US7056470B2 (en) 2006-06-06
IL162966A (en) 2010-11-30
RU2308113C2 (ru) 2007-10-10
ZA200405766B (en) 2005-07-20
WO2004003949A1 (en) 2004-01-08
KR100947392B1 (ko) 2010-03-12
EP1470561A1 (en) 2004-10-27
JP2005520055A (ja) 2005-07-07
AU2003274890B2 (en) 2008-05-29
AU2003274890A1 (en) 2004-01-19
TWI267413B (en) 2006-12-01
US20050031481A1 (en) 2005-02-10
RU2004125881A (ru) 2006-02-10

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Legal Events

Date Code Title Description
EEER Examination request
FZDE Discontinued