Title:
SEPARATOR FOR CAPACITOR AND CAPACITOR
Document Type and Number:
WIPO Patent Application WO/2005/071703
Kind Code:
A1
Abstract:
Disclosed is a separator for electric double layer capacitors which is a porous film composed of an aromatic polyamide having a film thickness of 5-50 μm, a porosity of 30-80%, an air permeability of 5-300 second/100mL·in2, and a puncture strength per unit film thickness of not less than 50 mN/μm. The separator for electric double layer capacitors has sufficient heat resistance, mechanical strength and ion permeability. Also disclosed is an electric double layer capacitor using such a separator.
Inventors:
SASAKI TSUYOSHI (JP)
NISHIKAWA SATOSHI (JP)
DAIDO TAKAHIRO (JP)
NISHIKAWA SATOSHI (JP)
DAIDO TAKAHIRO (JP)
Application Number:
PCT/JP2005/001292
Publication Date:
August 04, 2005
Filing Date:
January 24, 2005
Export Citation:
Assignee:
TEIJIN LTD (JP)
SASAKI TSUYOSHI (JP)
NISHIKAWA SATOSHI (JP)
DAIDO TAKAHIRO (JP)
SASAKI TSUYOSHI (JP)
NISHIKAWA SATOSHI (JP)
DAIDO TAKAHIRO (JP)
International Classes:
H01G9/02; H01G11/22; H01G11/32; H01G11/38; H01G11/52; H01G11/54; H01G11/60; H01G11/62; H01G11/84; (IPC1-7): H01G9/02; H01G9/038
Domestic Patent References:
| WO2001019906A1 | 2001-03-22 | |||
| WO2001093350A1 | 2001-12-06 |
Foreign References:
| JP2001332307A | 2001-11-30 | |||
| JP2003133180A | 2003-05-09 | |||
| JP2002326977A | 2002-11-15 | |||
| JP2000281657A | 2000-10-10 |
Attorney, Agent or Firm:
Mihara, Hideko c/o Teijin Intellectual Property Center Limited (1-1 Uchisaiwaicho 2-chom, Chiyoda-ku Tokyo 11, JP)
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