FR1095024A - Procédé d'attaque du tantale - Google Patents

Procédé d'attaque du tantale

Info

Publication number
FR1095024A
FR1095024A FR1095024DA FR1095024A FR 1095024 A FR1095024 A FR 1095024A FR 1095024D A FR1095024D A FR 1095024DA FR 1095024 A FR1095024 A FR 1095024A
Authority
FR
France
Prior art keywords
tantalum
attack process
attack
tantalum attack
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
Application number
Other languages
English (en)
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.)
Compagnie Francaise Thomson Houston SA
Original Assignee
Compagnie Francaise Thomson Houston SA
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 Compagnie Francaise Thomson Houston SA filed Critical Compagnie Francaise Thomson Houston SA
Application granted granted Critical
Publication of FR1095024A publication Critical patent/FR1095024A/fr
Expired 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
    • H01G9/055—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)
FR1095024D 1950-08-29 1953-12-15 Procédé d'attaque du tantale Expired FR1095024A (fr)

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
FR1095024A true FR1095024A (fr) 1955-05-26

Family

ID=26706363

Family Applications (4)

Application Number Title Priority Date Filing Date
FR1078317D Expired FR1078317A (fr) 1950-08-29 1951-08-28 Procédé perfectionné de fabrication de condensateurs
FR63070D Expired FR63070E (fr) 1950-08-29 1952-07-04 Procédé perfectionné de fabrication de condensateurs
FR1095024D Expired FR1095024A (fr) 1950-08-29 1953-12-15 Procédé d'attaque du tantale
FR69991D Expired FR69991E (fr) 1950-08-29 1956-05-09 Procédé perfectionné de fabrication de condensateurs

Family Applications Before (2)

Application Number Title Priority Date Filing Date
FR1078317D Expired FR1078317A (fr) 1950-08-29 1951-08-28 Procédé perfectionné de fabrication de condensateurs
FR63070D Expired FR63070E (fr) 1950-08-29 1952-07-04 Procédé perfectionné de fabrication de condensateurs

Family Applications After (1)

Application Number Title Priority Date Filing Date
FR69991D Expired FR69991E (fr) 1950-08-29 1956-05-09 Procédé perfectionné de fabrication de condensateurs

Country Status (6)

Country Link
BE (3) BE525144A (fr)
CH (2) CH307013A (fr)
DE (2) DE925330C (fr)
FR (4) FR1078317A (fr)
GB (3) GB691509A (fr)
NL (4) NL170580B (fr)

Families Citing this family (10)

* 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 (fr) * 1955-05-09
US3070522A (en) * 1957-11-08 1962-12-25 Sprague Electric Co Process for electrochemically etching tantalum foil
NL291334A (fr) * 1962-04-27
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
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

Also Published As

Publication number Publication date
BE505482A (fr)
GB702877A (en) 1954-01-27
NL170580B (nl)
NL77804C (fr)
BE512764A (fr)
NL80311C (fr)
FR63070E (fr) 1955-07-15
DE942004C (de) 1956-04-26
CH311511A (de) 1955-11-30
BE525144A (fr)
NL163609B (nl)
FR1078317A (fr) 1954-11-17
FR69991E (fr) 1959-01-30
CH307013A (de) 1955-05-15
DE925330C (de) 1955-03-17
GB691509A (en) 1953-05-13
GB772290A (en) 1957-04-10

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