JP7674602B2 - 電解コンデンサおよび電解コンデンサの製造方法 - Google Patents

電解コンデンサおよび電解コンデンサの製造方法 Download PDF

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Publication number
JP7674602B2
JP7674602B2 JP2024524844A JP2024524844A JP7674602B2 JP 7674602 B2 JP7674602 B2 JP 7674602B2 JP 2024524844 A JP2024524844 A JP 2024524844A JP 2024524844 A JP2024524844 A JP 2024524844A JP 7674602 B2 JP7674602 B2 JP 7674602B2
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Japan
Prior art keywords
sintered
particle diameter
viscosity
foil
grains
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JP2024524844A
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English (en)
Japanese (ja)
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JPWO2023234244A1 (https=
JPWO2023234244A5 (https=
Inventor
洋平 中島
努 金子
美成 櫻井
隆 野澤
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.)
YOKO-TOYO METALS CO., LTD.
Rubycon Corp
Original Assignee
YOKO-TOYO METALS CO., LTD.
Rubycon Corp
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Publication of JPWO2023234244A5 publication Critical patent/JPWO2023234244A5/ja
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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
    • H01G9/0029—Processes of 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
    • H01G9/004—Details
    • H01G9/02—Diaphragms; Separators
    • 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
    • H01G9/048—Electrodes or formation of dielectric layers thereon characterised by their structure
    • H01G9/052—Sintered 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
    • H01G9/004—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
    • 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
    • H01G9/145—Liquid electrolytic capacitors
    • 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
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02E60/13—Energy storage using capacitors

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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)
JP2024524844A 2022-06-02 2023-05-29 電解コンデンサおよび電解コンデンサの製造方法 Active JP7674602B2 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JPPCT/JP2022/022431 2022-06-02
PCT/JP2022/022431 WO2023233610A1 (ja) 2022-06-02 2022-06-02 電解コンデンサおよび電解コンデンサの製造方法
PCT/JP2023/019881 WO2023234244A1 (ja) 2022-06-02 2023-05-29 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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JPWO2023234244A1 JPWO2023234244A1 (https=) 2023-12-07
JPWO2023234244A5 JPWO2023234244A5 (https=) 2024-08-15
JP7674602B2 true JP7674602B2 (ja) 2025-05-09

Family

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JP2024524844A Active JP7674602B2 (ja) 2022-06-02 2023-05-29 電解コンデンサおよび電解コンデンサの製造方法

Country Status (7)

Country Link
US (1) US20250336615A1 (https=)
EP (1) EP4535386A4 (https=)
JP (1) JP7674602B2 (https=)
KR (1) KR102892749B1 (https=)
CN (1) CN118679540A (https=)
TW (1) TWI905506B (https=)
WO (2) WO2023233610A1 (https=)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN119542034B (zh) * 2025-01-23 2025-04-18 南通江海电容器股份有限公司 高温耐久性与低温稳定性兼顾的电解电容器及其制造方法

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2005303062A (ja) 2004-04-13 2005-10-27 Rubycon Corp 電解コンデンサ駆動用電解液及び電解コンデンサ
WO2013011881A1 (ja) 2011-07-15 2013-01-24 東洋アルミニウム株式会社 アルミニウム電解コンデンサ用電極材及びその製造方法
JP2018110233A (ja) 2016-12-28 2018-07-12 日本ケミコン株式会社 固体電解コンデンサおよびその製造方法

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3668255B2 (ja) * 1992-03-30 2005-07-06 東レ株式会社 電解コンデンサ用電極箔の製造方法
US6744619B1 (en) * 2002-12-12 2004-06-01 Pacesetter, Inc. Conductive electrolyte system with viscosity reducing co-solvents
US20050014070A1 (en) * 2003-03-17 2005-01-20 Palanisamy Thirumalai G. Nonaqueous electrolyte
JP2008034257A (ja) * 2006-07-28 2008-02-14 Sanyo Chem Ind Ltd 電解液及び電気化学素子
JP4958510B2 (ja) * 2006-10-10 2012-06-20 東洋アルミニウム株式会社 アルミニウム電解コンデンサ用電極材及びその製造方法
JP2020177937A (ja) * 2017-08-01 2020-10-29 エーアイシーテック株式会社 電解コンデンサ用電極及びその製造方法
JP7010351B1 (ja) * 2020-09-30 2022-01-26 日本ケミコン株式会社 陰極体及び電解コンデンサ

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2005303062A (ja) 2004-04-13 2005-10-27 Rubycon Corp 電解コンデンサ駆動用電解液及び電解コンデンサ
WO2013011881A1 (ja) 2011-07-15 2013-01-24 東洋アルミニウム株式会社 アルミニウム電解コンデンサ用電極材及びその製造方法
JP2018110233A (ja) 2016-12-28 2018-07-12 日本ケミコン株式会社 固体電解コンデンサおよびその製造方法

Also Published As

Publication number Publication date
EP4535386A1 (en) 2025-04-09
EP4535386A4 (en) 2025-12-10
KR102892749B1 (ko) 2025-11-27
CN118679540A (zh) 2024-09-20
US20250336615A1 (en) 2025-10-30
WO2023233610A1 (ja) 2023-12-07
JPWO2023234244A1 (https=) 2023-12-07
KR20250012654A (ko) 2025-01-24
TWI905506B (zh) 2025-11-21
WO2023234244A1 (ja) 2023-12-07
TW202414468A (zh) 2024-04-01

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