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Patent Searching and Data


Title:
SEPARATOR FOR CAPACITOR
Document Type and Number:
Japanese Patent JP2004119528
Kind Code:
A
Abstract:

To provide a capacitor separator which is low in moisture content, has micropores that are each 1 μm or below in diameter, very reliable, and suitable as a separator for an electric double-layer capacitor.

The capacitor separator is an inorganic substance-containing porous separator which is composed of polyolefin resin and inorganic powder, has micropores that are 1 μm or below in average diameter, and formed through a method of mercury penetration, and the inorganic powder has a moisture content of 5 mass% or below.


Inventors:
ENDO HIDEO
IMOTO HARUJI
MATSUNAMI TAIZO
SHITOMI TAKASHI
Application Number:
JP2002278240A
Publication Date:
April 15, 2004
Filing Date:
September 24, 2002
Export Citation:
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Assignee:
NIPPON MUKI KK
International Classes:
H01G9/02; (IPC1-7): H01G9/02
Attorney, Agent or Firm:
Shimizu Yoshi Hiro
Shinichi Abe
Yuji Tsujida