Title:
ANODE BODY AND MANUFACTURING METHOD THEREOF, AND ELECTROLYTIC CAPACITOR AND MANUFACTURING METHOD THEREOF
Document Type and Number:
WIPO Patent Application WO/2023/074413
Kind Code:
A1
Abstract:
A method for manufacturing an anode body for an electrolytic capacitor includes a powder preparation step for preparing anode body powder 110 containing powder of a first metal that is a valve action metal, and a step for sintering the anode body powder to obtain an anode body. The powder of the first metal contains, in addition to the first metal, a small amount of particles containing a second metal having magnetism. The manufacturing method further includes a magnetic separation step for removing particles containing the second metal from the first metal powder by magnetic separation before sintering the anode body powder 110.
Inventors:
OGATA NORIHIKO
Application Number:
PCT/JP2022/038410
Publication Date:
May 04, 2023
Filing Date:
October 14, 2022
Export Citation:
Assignee:
PANASONIC IP MAN CO LTD (JP)
International Classes:
H01G9/00; H01G9/042; H01G9/052; H01G9/15
Foreign References:
| CN106392060A | 2017-02-15 | |||
| JP2016519210A | 2016-06-30 | |||
| CN203030392U | 2013-07-03 | |||
| KR102000418B1 | 2019-07-15 | |||
| JP2019527300A | 2019-09-26 | |||
| JP2003037023A | 2003-02-07 |
Attorney, Agent or Firm:
KAWASAKI & PARTNERS (JP)
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