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Title:
SEPARATOR FOR BATTERY, LAMINATE SEPARATOR, LITHIUM ION SECONDARY BATTERY AND BATTERY PACK
Document Type and Number:
Japanese Patent JP2016081763
Kind Code:
A
Abstract:
PROBLEM TO BE SOLVED: To provide a separator for a battery that is excellent in input/output characteristic and safety.SOLUTION: When on a cross-section in the thickness direction TD of a separator for a battery, the occupational rate of the total length of line segments Sa to any line La traversing the cross-section is represented by s[%], the line segments Sa being parallel to a first principal surface 40a and obtained by intersecting the line La to resin fibers 4, and the thickness is represented by d [μm], 0

Inventors:
UMEYAMA HIROYA
SHIMAMURA HARUNARI
Application Number:
JP2014212929A
Publication Date:
May 16, 2016
Filing Date:
October 17, 2014
Export Citation:
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Assignee:
TOYOTA MOTOR CORP
International Classes:
H01M10/0587; H01M50/209; H01M50/264; H01M50/417; H01M50/443; H01M50/451; H01M50/454; H01M50/457; H01M50/463; H01M50/489
Domestic Patent References:
JP2008255202A2008-10-23
Foreign References:
WO2012090632A12012-07-05
WO2012111077A12012-08-23
WO2014024425A12014-02-13
Attorney, Agent or Firm:
Fukami patent office