Title:
SEPARATOR FOR NONAQUEOUS SECONDARY BATTERY
Document Type and Number:
Japanese Patent JP2011086407
Kind Code:
A
Abstract:
To provide a separator superior in the viewpoint of securing safety and improving ion conductivity in a nonaqueous secondary battery.
A porous inner space of a fine porous body composed of an inorganic material occupying 4%-30% in a volume percentage is filled by aerogel occupying 1%-20% in a volume percentage, and the porosity is made to be 60%-95% and moreover the thickness to be 5 μm-200 μm.
Inventors:
MITANI KAZUISHI
KAMIYAMA MASAYOSHI
HISHINUMA AKIMITSU
KAMIYAMA MASAYOSHI
HISHINUMA AKIMITSU
Application Number:
JP2009236554A
Publication Date:
April 28, 2011
Filing Date:
October 13, 2009
Export Citation:
Assignee:
NIPPON SHEET GLASS CO LTD
International Classes:
H01M2/16; C08J5/04
Attorney, Agent or Firm:
Yoshihiro Shimizu
Shinichi Abe
Yuji Tsujida
Shinichi Abe
Yuji Tsujida
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