CN117981027A - 电解电容器用电极箔、电解电容器和电解电容器用电极箔的制造方法 - Google Patents

电解电容器用电极箔、电解电容器和电解电容器用电极箔的制造方法 Download PDF

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Publication number
CN117981027A
CN117981027A CN202280060941.7A CN202280060941A CN117981027A CN 117981027 A CN117981027 A CN 117981027A CN 202280060941 A CN202280060941 A CN 202280060941A CN 117981027 A CN117981027 A CN 117981027A
Authority
CN
China
Prior art keywords
max
electrolytic capacitor
electrode foil
porous portion
foil
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.)
Pending
Application number
CN202280060941.7A
Other languages
English (en)
Chinese (zh)
Inventor
栗原直美
仓桥秀之
小川美和
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.)
Panasonic Intellectual Property Management Co Ltd
Original Assignee
Panasonic Intellectual Property Management Co Ltd
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 Panasonic Intellectual Property Management Co Ltd filed Critical Panasonic Intellectual Property Management Co Ltd
Publication of CN117981027A publication Critical patent/CN117981027A/zh
Pending 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
    • H01G9/055—Etched foil electrodes
    • 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
    • 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
    • H01G9/0029—Processes of manufacture
    • H01G9/0032—Processes of manufacture formation of the dielectric layer
    • 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
    • H01G9/045—Electrodes or formation of dielectric layers thereon characterised by the material based on aluminium
    • 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
    • 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
    • H01G9/15—Solid electrolytic capacitors

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Chemical & Material Sciences (AREA)
  • Materials Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Fixed Capacitors And Capacitor Manufacturing Machines (AREA)
CN202280060941.7A 2021-09-16 2022-08-17 电解电容器用电极箔、电解电容器和电解电容器用电极箔的制造方法 Pending CN117981027A (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2021151278 2021-09-16
JP2021-151278 2021-09-16
PCT/JP2022/031066 WO2023042594A1 (ja) 2021-09-16 2022-08-17 電解コンデンサ用電極箔、電解コンデンサ、および電解コンデンサ用電極箔の製造方法

Publications (1)

Publication Number Publication Date
CN117981027A true CN117981027A (zh) 2024-05-03

Family

ID=85602778

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202280060941.7A Pending CN117981027A (zh) 2021-09-16 2022-08-17 电解电容器用电极箔、电解电容器和电解电容器用电极箔的制造方法

Country Status (4)

Country Link
US (1) US20250104930A1 (https=)
JP (1) JPWO2023042594A1 (https=)
CN (1) CN117981027A (https=)
WO (1) WO2023042594A1 (https=)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2023042681A1 (ja) * 2021-09-15 2023-03-23 パナソニックＩｐマネジメント株式会社 電解コンデンサ用電極箔および電解コンデンサ

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3666642A (en) * 1971-03-19 1972-05-30 Gen Electric Process of forming aluminum foil
JP2787801B2 (ja) * 1994-03-10 1998-08-20 日本蓄電器工業株式会社 電解コンデンサ用アルミニウム電極箔のエッチング方法
JP3539048B2 (ja) * 1996-03-14 2004-06-14 松下電器産業株式会社 アルミ電解コンデンサ用電極箔の製造方法
JPH1116787A (ja) * 1997-06-25 1999-01-22 Kobe Steel Ltd 単位エッチング減量当たりの静電容量が大きい電解コンデンサ用アルミニウム電極箔の製造方法
JP3729031B2 (ja) * 2000-06-23 2005-12-21 松下電器産業株式会社 アルミ電解コンデンサ用電極箔の製造方法
US6736956B1 (en) * 2001-05-07 2004-05-18 Pacesetter, Inc. Non-uniform etching of anode foil to produce higher capacitance gain without sacrificing foil strength
EP1733403B1 (en) * 2004-03-08 2010-01-27 Vishay Bccomponents B.V. Method for production of high capacitance electrolytic capacitor foil
JP2012043960A (ja) * 2010-08-19 2012-03-01 Panasonic Corp 電解コンデンサの製造方法および電解コンデンサ
JP6558439B2 (ja) * 2015-08-12 2019-08-14 株式会社村田製作所 コンデンサおよびその製造方法
JP7442099B2 (ja) * 2019-02-28 2024-03-04 パナソニックＩｐマネジメント株式会社 電解コンデンサ用電極箔、電解コンデンサおよびそれらの製造方法

Also Published As

Publication number Publication date
JPWO2023042594A1 (https=) 2023-03-23
WO2023042594A1 (ja) 2023-03-23
US20250104930A1 (en) 2025-03-27

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