CH307013A - Verfahren zur elektrolytischen Ätzung von Kondensatorelektroden aus Tantal. - Google Patents

Verfahren zur elektrolytischen Ätzung von Kondensatorelektroden aus Tantal.

Info

Publication number
CH307013A
CH307013A CH307013DA CH307013A CH 307013 A CH307013 A CH 307013A CH 307013D A CH307013D A CH 307013DA CH 307013 A CH307013 A CH 307013A
Authority
CH
Switzerland
Prior art keywords
tantalum
capacitor electrodes
electrodes made
electrolytic etching
electrolytic
Prior art date
Application number
Other languages
English (en)
Inventor
Company General Electric
Original Assignee
Gen Electric
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 Gen Electric filed Critical Gen Electric
Publication of CH307013A publication Critical patent/CH307013A/de

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
    • H01G9/055—Etched foil electrodes
    • C—CHEMISTRY; METALLURGY
    • C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25F—PROCESSES FOR THE ELECTROLYTIC REMOVAL OF MATERIALS FROM OBJECTS; APPARATUS THEREFOR
    • C25F3/00—Electrolytic etching or polishing
    • C25F3/02—Etching
    • C25F3/08—Etching of 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • ing And Chemical Polishing (AREA)
  • Weting (AREA)
  • Electrolytic Production Of Metals (AREA)
CH307013D 1950-08-29 1951-08-27 Verfahren zur elektrolytischen Ätzung von Kondensatorelektroden aus Tantal. CH307013A (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US307013XA 1950-08-29 1950-08-29
US772290XA 1952-12-17 1952-12-17

Publications (1)

Publication Number Publication Date
CH307013A true CH307013A (de) 1955-05-15

Family

ID=26706363

Family Applications (2)

Application Number Title Priority Date Filing Date
CH307013D CH307013A (de) 1950-08-29 1951-08-27 Verfahren zur elektrolytischen Ätzung von Kondensatorelektroden aus Tantal.
CH311511D CH311511A (de) 1950-08-29 1952-06-24 Verfahren zur elektrolytischen Ätzung von Kondensatorelektroden aus Tantal.

Family Applications After (1)

Application Number Title Priority Date Filing Date
CH311511D CH311511A (de) 1950-08-29 1952-06-24 Verfahren zur elektrolytischen Ätzung von Kondensatorelektroden aus Tantal.

Country Status (6)

Country Link
BE (3) BE525144A (de)
CH (2) CH307013A (de)
DE (2) DE925330C (de)
FR (4) FR1078317A (de)
GB (3) GB691509A (de)
NL (4) NL163609B (de)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108441936A (zh) * 2018-04-19 2018-08-24 湖南工业大学 一种海绵状钽片的制备方法
CN108456917A (zh) * 2018-04-19 2018-08-28 湖南工业大学 一种多孔钽片的制备方法

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2775553A (en) * 1952-12-31 1956-12-25 Sprague Electric Co Electrolytic etching process for electrolytic capacitors
US2834926A (en) * 1954-11-16 1958-05-13 Mallory & Co Inc P R Tantalum electrolytic capacitor with iron chloride depolarizer
DE1191912B (de) * 1954-11-25 1965-04-29 Siemens Ag Verfahren zur Herstellung von Tieftemperatur-Elektrolytkondensatoren mit Papier als Abstandshalter
NL93969C (de) * 1955-05-09
US3070522A (en) * 1957-11-08 1962-12-25 Sprague Electric Co Process for electrochemically etching tantalum foil
NL291334A (de) * 1962-04-27
CN113745007B (zh) * 2021-08-24 2023-03-28 西安交通大学 一种钽电解电容器阳极箔的电化学腐蚀扩容工艺
CN116288636B (zh) * 2023-02-06 2024-05-03 安徽格兰科新材料技术有限公司 一种耐高压有序多孔钽箔及其制备方法与应用

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2035022A (en) * 1931-03-28 1936-03-24 Sprague Specialties Co Electrolytic device
US2183091A (en) * 1936-07-20 1939-12-12 Philips Nv Electrolytic cell

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108441936A (zh) * 2018-04-19 2018-08-24 湖南工业大学 一种海绵状钽片的制备方法
CN108456917A (zh) * 2018-04-19 2018-08-28 湖南工业大学 一种多孔钽片的制备方法

Also Published As

Publication number Publication date
DE925330C (de) 1955-03-17
BE512764A (de)
FR63070E (fr) 1955-07-15
GB691509A (en) 1953-05-13
GB702877A (en) 1954-01-27
NL77804C (de)
DE942004C (de) 1956-04-26
CH311511A (de) 1955-11-30
NL163609B (nl)
BE525144A (de)
NL80311C (de)
FR69991E (fr) 1959-01-30
NL170580B (nl)
BE505482A (de)
FR1078317A (fr) 1954-11-17
GB772290A (en) 1957-04-10
FR1095024A (fr) 1955-05-26

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