AU747827B2 - Nitrided niobium powders and niobium electrolytic capacitors - Google Patents

Nitrided niobium powders and niobium electrolytic capacitors Download PDF

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Publication number
AU747827B2
AU747827B2 AU37804/99A AU3780499A AU747827B2 AU 747827 B2 AU747827 B2 AU 747827B2 AU 37804/99 A AU37804/99 A AU 37804/99A AU 3780499 A AU3780499 A AU 3780499A AU 747827 B2 AU747827 B2 AU 747827B2
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AU
Australia
Prior art keywords
niobium
powder
niobium powder
ppm
anode
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
AU37804/99A
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English (en)
Other versions
AU3780499A (en
Inventor
James A Fife
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 Corp
Original Assignee
Cabot Corp
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Filing date
Publication date
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First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=22101962&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=AU747827(B2) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Cabot Corp filed Critical Cabot Corp
Publication of AU3780499A publication Critical patent/AU3780499A/en
Application granted granted Critical
Publication of AU747827B2 publication Critical patent/AU747827B2/en
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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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
    • 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
    • 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
    • C22C32/0047—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 with carbides, nitrides, borides or silicides as the main non-metallic constituents
    • C22C32/0068—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 with carbides, nitrides, borides or silicides as the main non-metallic constituents only nitrides
    • 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
    • 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

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Power Engineering (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Powder Metallurgy (AREA)
  • Manufacture Of Metal Powder And Suspensions Thereof (AREA)
  • Compositions Of Oxide Ceramics (AREA)
  • Electrolytic Production Of Metals (AREA)
AU37804/99A 1998-05-04 1999-05-03 Nitrided niobium powders and niobium electrolytic capacitors Ceased AU747827B2 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US09/071537 1998-05-04
US09/071,537 US6051044A (en) 1998-05-04 1998-05-04 Nitrided niobium powders and niobium electrolytic capacitors
PCT/US1999/009576 WO1999057739A1 (en) 1998-05-04 1999-05-03 Nitrided niobium powders and niobium electrolytic capacitors

Publications (2)

Publication Number Publication Date
AU3780499A AU3780499A (en) 1999-11-23
AU747827B2 true AU747827B2 (en) 2002-05-23

Family

ID=22101962

Family Applications (1)

Application Number Title Priority Date Filing Date
AU37804/99A Ceased AU747827B2 (en) 1998-05-04 1999-05-03 Nitrided niobium powders and niobium electrolytic capacitors

Country Status (15)

Country Link
US (4) US6051044A (enExample)
EP (1) EP1082739B2 (enExample)
JP (2) JP4972249B2 (enExample)
KR (1) KR20010043327A (enExample)
CN (1) CN1252756C (enExample)
AT (1) ATE289447T1 (enExample)
AU (1) AU747827B2 (enExample)
BR (1) BR9910241A (enExample)
CA (1) CA2331624A1 (enExample)
CZ (1) CZ302337B6 (enExample)
DE (1) DE69923773T3 (enExample)
IL (1) IL139430A (enExample)
PT (1) PT1082739E (enExample)
RU (1) RU2217832C2 (enExample)
WO (1) WO1999057739A1 (enExample)

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US6375704B1 (en) 1999-05-12 2002-04-23 Cabot Corporation High capacitance niobium powders and electrolytic capacitor anodes
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US6960237B2 (en) 1999-07-15 2005-11-01 Showa Denko Kabushiki Kaisha Niobium powder, sintered body thereof and capacitor using the same
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CA2331624A1 (en) 1999-11-11
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