Login| Sign Up| Help| Contact|

Patent Searching and Data


Title:
SEPARATOR FOR ELECTROCHEMICAL ELEMENT
Document Type and Number:
WIPO Patent Application WO/2019/017354
Kind Code:
A1
Abstract:
This separator for an electrochemical element is provided with a fiber structure, wherein the fiber structure includes a first fiber layer portion formed by short fibers and/or pulp fibers being entangled and a second fiber layer portion; part of the short fibers and/or pulp fibers that form the first fiber layer portion is woven into the second fiber layer portion; and the pore size distribution of the fiber structure satisfies the formulas 0 µm < Dmax < 18 µm, and 0 µm ≤ (Dmax − Dave) < 13 µm (where Dmax is the maximum pore size (µm) of the fiber structure and Dave is the average pore size (µm) of the fiber structure).

Inventors:
CHO HIROKI (JP)
SATO YOSHINORI (JP)
NOGUCHI AYUKA (JP)
KAWANO AKIHIKO (JP)
TANAKA MASANAO (JP)
ITO YASUHIRO (JP)
Application Number:
JP2018/026772
Publication Date:
January 24, 2019
Filing Date:
July 17, 2018
Export Citation:
Click for automatic bibliography generation   Help
Assignee:
JAPAN VILENE CO LTD (JP)
International Classes:
H01M2/16; D04H1/4374; H01G9/02; H01G11/52
Domestic Patent References:
WO2008047542A12008-04-24
WO2016047764A12016-03-31
Foreign References:
JPH10292289A1998-11-04
Attorney, Agent or Firm:
SAKAMOTO Tomohiro (JP)
Download PDF: