METAL FOIL FOR ELECTRODE FOIL PRODUCTION, METHOD OF MANUFACTURING ELECTRODE FOIL FOR ELECTROLYTIC CAPACITOR, ELECTRODE FOIL FOR ELECTROLYTIC CAPACITOR, AND ELECTROLYTIC CAPACITOR

Title:

METAL FOIL FOR ELECTRODE FOIL PRODUCTION, METHOD OF MANUFACTURING ELECTRODE FOIL FOR ELECTROLYTIC CAPACITOR, ELECTRODE FOIL FOR ELECTROLYTIC CAPACITOR, AND ELECTROLYTIC CAPACITOR

Document Type and Number:

WIPO Patent Application WO/2024/024884

Kind Code:

A1

Abstract:

This method of manufacturing an electrode foil for an electrolytic capacitor includes: a step for preparing a raw material foil; and a step for etching the raw material foil. The raw material foil contains a valve metal, and includes a plurality of recesses which are open on the main surface of the raw material foil and which are disposed scattered in a dot pattern in the direction of the main surface. The opening diameter of each recess is at least 2 μm.

More Like This:

JP2023028537	ELECTRIC DEVICE, FILTER DEVICE AND CAPACITOR MODULE
JP2012191178	ELECTROLYTIC CAPACITOR AND MANUFACTURING METHOD OF THE SAME

Inventors:

YOSHIMURA MITSUHISA
KADOKAWA TOSHIFUMI
TSUBAKI MASAMI

Application Number:

PCT/JP2023/027538

Publication Date:

February 01, 2024

Filing Date:

July 27, 2023

Export Citation:

Click for automatic bibliography generation Help

Assignee:

PANASONIC IP MAN CO LTD (JP)

International Classes:

H01G9/048; H01G9/00; H01G9/045; H01G9/055; H01G9/07

Foreign References:

JPH03104207A	1991-05-01
JP2006124805A	2006-05-18
JP2002110475A	2002-04-12
JP2007318007A	2007-12-06

Attorney, Agent or Firm:

KAWASAKI & PARTNERS (JP)

Download PDF:

View/Download PDF PDF Help

Previous Patent: SHEET FOR MOLDING/UNDERFILL ENCAPSULATION AND METHOD FOR ENCAPSULATING PRINTED CIRCUIT BORAD USING S...

Next Patent: SECONDARY BATTERY