DE3426243C2 - - Google Patents

Info

Publication number
DE3426243C2
DE3426243C2 DE3426243A DE3426243A DE3426243C2 DE 3426243 C2 DE3426243 C2 DE 3426243C2 DE 3426243 A DE3426243 A DE 3426243A DE 3426243 A DE3426243 A DE 3426243A DE 3426243 C2 DE3426243 C2 DE 3426243C2
Authority
DE
Germany
Prior art keywords
valve metal
metal powder
oxide
powder
tantalum
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.)
Expired - Lifetime
Application number
DE3426243A
Other languages
German (de)
English (en)
Other versions
DE3426243A1 (de
Inventor
Guenter J. 8510 Fuerth De Bauer
Joachim Dr. 8502 Zirndorf De Eckert
Herbert F.J. Dr. 8601 Baunach De Reinhard
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.)
Individual
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
Priority to DE19843426243 priority Critical patent/DE3426243A1/de
Publication of DE3426243A1 publication Critical patent/DE3426243A1/de
Application granted granted Critical
Publication of DE3426243C2 publication Critical patent/DE3426243C2/de
Granted 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
    • 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
    • C22C32/001—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 only oxides
    • C22C32/0015—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 only oxides with only single oxides as main non-metallic constituents
    • C22C32/0031—Matrix based on refractory metals, W, Mo, Nb, Hf, Ta, Zr, Ti, V or alloys thereof

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Power Engineering (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Powder Metallurgy (AREA)
DE19843426243 1984-07-17 1984-07-17 Verfahren zur verbesserung des reststromverhaltens hochkapazitiver ventilmetallpulver Granted DE3426243A1 (de)

Priority Applications (1)

Application Number Priority Date Filing Date Title
DE19843426243 DE3426243A1 (de) 1984-07-17 1984-07-17 Verfahren zur verbesserung des reststromverhaltens hochkapazitiver ventilmetallpulver

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19843426243 DE3426243A1 (de) 1984-07-17 1984-07-17 Verfahren zur verbesserung des reststromverhaltens hochkapazitiver ventilmetallpulver

Publications (2)

Publication Number Publication Date
DE3426243A1 DE3426243A1 (de) 1986-01-30
DE3426243C2 true DE3426243C2 (enExample) 1990-03-15

Family

ID=6240806

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19843426243 Granted DE3426243A1 (de) 1984-07-17 1984-07-17 Verfahren zur verbesserung des reststromverhaltens hochkapazitiver ventilmetallpulver

Country Status (1)

Country Link
DE (1) DE3426243A1 (enExample)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
PT1505611E (pt) 2003-07-22 2012-01-12 Starck H C Gmbh Método para a produção de condensadores

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1167451B (de) * 1962-10-30 1964-04-09 Siemens Ag Verfahren zur Herstellung von nicht gesinterten Tantalanoden fuer Elektrolytkondensatoren
US3418106A (en) * 1968-01-31 1968-12-24 Fansteel Inc Refractory metal powder
DE3130392C2 (de) * 1981-07-31 1985-10-17 Hermann C. Starck Berlin, 1000 Berlin Verfahren zur Herstellung reiner agglomerierter Ventilmetallpulver für Elektrolytkondensatoren, deren Verwendung und Verfahren zur Herstellung von Sinteranoden

Also Published As

Publication number Publication date
DE3426243A1 (de) 1986-01-30

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Legal Events

Date Code Title Description
OP8 Request for examination as to paragraph 44 patent law
D2 Grant after examination
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee