Title:
SEPARATOR FOR ELECTROCHEMICAL ELEMENT
Document Type and Number:
Japanese Patent JP2021158273
Kind Code:
A
Abstract:
To provide a separator for an electrochemical element in which pinholes are less likely to occur even when the thickness is thin.SOLUTION: A separator for electrochemical element includes fibrillated solvent-spun cellulose fibers and non-fibrillated fibers, and contains non-fibrillated fibers with a fiber length of 0.2 mm or less.SELECTED DRAWING: None
Inventors:
MIDORIKAWA MASATOSHI
Application Number:
JP2020058658A
Publication Date:
October 07, 2021
Filing Date:
March 27, 2020
Export Citation:
Assignee:
MITSUBISHI PAPER MILLS LTD
International Classes:
H01G11/52; H01M50/409
Domestic Patent References:
| JP2016001672A | 2016-01-07 | |||
| JP2013246926A | 2013-12-09 | |||
| JP2017117590A | 2017-06-29 |