Title:
ELECTROLYTE FOR ELECTROLYTIC CAPACITOR
Document Type and Number:
Japanese Patent JPH0629157
Kind Code:
A
Abstract:
PURPOSE: To obtain electrolyte for a high-voltage electrolytic capacitor which is stable at a high temperature for a long time.
CONSTITUTION: Boric acid ester of boric acid and polyvalent alcohol is formed in a solvent medium which mainly consists of ethylene glycol, the water content is reduced to 3% or less by heating, and ammonium gas is supplied for neutralization, thus producing an electrolyte for high-voltage electrolytic capacitor.
Inventors:
SHIMIZU MAKOTO
Application Number:
JP18217792A
Publication Date:
February 04, 1994
Filing Date:
July 09, 1992
Export Citation:
Assignee:
NIPPON CHEMICON
International Classes:
H01G9/035; H01G9/02; (IPC1-7): H01G9/02
Attorney, Agent or Firm:
Haruo Hamada
Next Patent: MANUFACTURE OF ELECTROLYTIC CAPACITOR