Title:
SEALING BODY AND ELECTROLYTIC CAPACITOR
Document Type and Number:
Japanese Patent JP2023137002
Kind Code:
A
Abstract:
To provide a sealing body in which thermal oxidization deterioration is suppressed, and an electrolytic capacitor including the sealing body.SOLUTION: A sealing body seals an opening of a case storing a capacitor element which has an anode foil formed with a dielectric oxide film and a cathode foil that face each other, and is impregnated with an electrolyte. The sealing body includes an elastomer member containing an elastomer such as a butyl rubber. The elastomer has initial crosslinking density of 1.8×10-3 mol/g or more, and the content thereof with respect to the whole elastomer member is 30 wt.% or less.SELECTED DRAWING: Figure 2
Inventors:
MAEDA TETSUO
TAKAHASHI HIDEAKI
TAKAHASHI HIDEAKI
Application Number:
JP2022042966A
Publication Date:
September 29, 2023
Filing Date:
March 17, 2022
Export Citation:
Assignee:
NIPPON CHEMICON
International Classes:
H01G9/10; H01G2/10
Attorney, Agent or Firm:
Mitsuharu Kiuchi
Koichi Okuma
Sadanori Katagiri
Kanako Kiuchi
Koichi Okuma
Sadanori Katagiri
Kanako Kiuchi
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