JP7660300B2 - 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の製造方法 - Google Patents

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の製造方法 Download PDF

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Publication number
JP7660300B2
JP7660300B2 JP2021550504A JP2021550504A JP7660300B2 JP 7660300 B2 JP7660300 B2 JP 7660300B2 JP 2021550504 A JP2021550504 A JP 2021550504A JP 2021550504 A JP2021550504 A JP 2021550504A JP 7660300 B2 JP7660300 B2 JP 7660300B2
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Prior art keywords
dielectric layer
metal
electrolytic capacitor
thickness
foil
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Japanese (ja)
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JPWO2021065356A5 (https=
JPWO2021065356A1 (https=
Inventor
美和 小川
直美 栗原
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Panasonic Intellectual Property Management Co Ltd
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Panasonic Intellectual Property Management Co Ltd
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    • 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
    • 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
    • H01G9/07—Dielectric layers
    • 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
    • H01G9/022—Electrolytes; Absorbents
    • H01G9/035—Liquid electrolytes, e.g. impregnating materials
    • 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
    • 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
    • H01G9/15—Solid electrolytic capacitors
    • H01G9/151—Solid electrolytic capacitors with wound foil electrodes

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  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Fixed Capacitors And Capacitor Manufacturing Machines (AREA)
JP2021550504A 2019-09-30 2020-09-04 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の製造方法 Active JP7660300B2 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2019180470 2019-09-30
JP2019180470 2019-09-30
PCT/JP2020/033684 WO2021065356A1 (ja) 2019-09-30 2020-09-04 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の製造方法

Publications (3)

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JPWO2021065356A1 JPWO2021065356A1 (https=) 2021-04-08
JPWO2021065356A5 JPWO2021065356A5 (https=) 2022-06-08
JP7660300B2 true JP7660300B2 (ja) 2025-04-11

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JP2021550504A Active JP7660300B2 (ja) 2019-09-30 2020-09-04 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の製造方法

Country Status (4)

Country Link
US (1) US11915885B2 (https=)
JP (1) JP7660300B2 (https=)
CN (1) CN114521279B (https=)
WO (1) WO2021065356A1 (https=)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN116206901A (zh) * 2023-02-21 2023-06-02 西安交通大学 一种钛电解电容器阳极箔的制备方法
WO2025204209A1 (ja) * 2024-03-26 2025-10-02 パナソニックＩｐマネジメント株式会社 誘電体、それを含むキャパシタ、およびキャパシタを備える機器
JP2026061892A (ja) * 2024-09-30 2026-04-09 パナソニックＩｐマネジメント株式会社 固体電解コンデンサ

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2017154461A1 (ja) 2016-03-10 2017-09-14 パナソニックＩｐマネジメント株式会社 電極箔の製造方法および電解コンデンサの製造方法
WO2018180029A1 (ja) 2017-03-30 2018-10-04 パナソニックＩｐマネジメント株式会社 電極および電解コンデンサ並びにそれらの製造方法

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3113253A (en) * 1958-09-22 1963-12-03 Nippon Electric Co Capacitors
US3365626A (en) * 1960-10-19 1968-01-23 Gen Electric Electrical capacitor
JP4197119B2 (ja) * 2001-11-12 2008-12-17 東邦チタニウム株式会社 複合チタン酸化被膜の製造方法およびチタン電解コンデンサの製造方法
WO2006014753A1 (en) * 2004-07-23 2006-02-09 Sundew Technologies, Llp Capacitors with high energy storage density and low esr
JP5383042B2 (ja) * 2005-07-29 2014-01-08 昭和電工株式会社 複合酸化物膜およびその製造方法、複合酸化物膜を含む誘電材料、圧電材料、コンデンサ、圧電素子並びに電子機器
US9431178B2 (en) * 2011-03-15 2016-08-30 Panasonic Intellectual Property Management Co., Ltd. Solid electrolytic capacitor and method of producing same
WO2013073332A1 (ja) * 2011-11-18 2013-05-23 三洋電機株式会社 固体電解コンデンサ及びその製造方法
JP2015115475A (ja) 2013-12-12 2015-06-22 パナソニックＩｐマネジメント株式会社 電極箔、電解コンデンサおよび電極箔の製造方法
JP6432685B2 (ja) * 2015-08-12 2018-12-05 株式会社村田製作所 コンデンサ
WO2017145700A1 (ja) * 2016-02-23 2017-08-31 株式会社村田製作所 コンデンサ

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2017154461A1 (ja) 2016-03-10 2017-09-14 パナソニックＩｐマネジメント株式会社 電極箔の製造方法および電解コンデンサの製造方法
WO2018180029A1 (ja) 2017-03-30 2018-10-04 パナソニックＩｐマネジメント株式会社 電極および電解コンデンサ並びにそれらの製造方法

Also Published As

Publication number Publication date
CN114521279A (zh) 2022-05-20
CN114521279B (zh) 2025-06-27
US11915885B2 (en) 2024-02-27
US20220301786A1 (en) 2022-09-22
JPWO2021065356A1 (https=) 2021-04-08
WO2021065356A1 (ja) 2021-04-08

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