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Patent Searching and Data


Title:
SEPARATOR
Document Type and Number:
WIPO Patent Application WO/2018/074447
Kind Code:
A1
Abstract:
Provided is a separator in which the breakage of a mold release layer due to the expansion and contraction of a base material does not occur and wrinkles hardly occur. A separator 1 comprises a base material 2 and a mold release layer 3 formed on at least one side of the base material 2, wherein the separator 1 has a distortion of 7% or less when undergoing a load of 5 N/20 mm for one minute in a tensile direction thereof, and an apparent elasticity modulus (E1) in the tensile direction of one separator divided body 1A is greater than an apparent elasticity modulus (E2) in the tensile direction of the other separator divided body 1B when the base material 2 is cut half in a thickness direction thereof to divide the separator 1 into two pieces.

Inventors:
KOSAKA NAOFUMI (JP)
SHIMOKITA KEISUKE (JP)
OOTAKE HIRONAO (JP)
DOI ASAMI (JP)
CHIBA MIZUHO (JP)
TAKAHASHI AKIKO (JP)
Application Number:
PCT/JP2017/037464
Publication Date:
April 26, 2018
Filing Date:
October 17, 2017
Export Citation:
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Assignee:
NITTO DENKO CORP (JP)
International Classes:
B32B27/00; B32B5/18
Domestic Patent References:
WO2017065275A12017-04-20
Foreign References:
JPH07506381A1995-07-13
JP2011016330A2011-01-27
JP2006012998A2006-01-12
JP2008162264A2008-07-17
JPH09227843A1997-09-02
JPH01118584A1989-05-11
JP2010215900A2010-09-30
JP2001279200A2001-10-10
JP2001139715A2001-05-22
Other References:
See also references of EP 3530456A4
Attorney, Agent or Firm:
TAKASHIMA, Hajime et al. (JP)
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