Title:
LAMINATED FILM
Document Type and Number:
WIPO Patent Application WO/2023/017786
Kind Code:
A1
Abstract:
This laminated film has a polyolefin microporous membrane and a porous support layer. The polyolefin microporous membrane and the porous support layer are bonded together by bonding sections that are dispersed therebetween and include a thermoplastic resin. The area weight of the porous support layer is 50 g/m2 to 150 g/m2.
Inventors:
IKUTA MAMI (JP)
Application Number:
PCT/JP2022/030004
Publication Date:
February 16, 2023
Filing Date:
August 04, 2022
Export Citation:
Assignee:
TEIJIN LTD (JP)
International Classes:
B32B5/24; B01D39/16; B01D69/00; B01D71/26; B32B27/32; B32B27/36
Foreign References:
| JPH1147514A | 1999-02-23 | |||
| JPH1044277A | 1998-02-17 | |||
| JPH05138786A | 1993-06-08 | |||
| JP2007136690A | 2007-06-07 | |||
| JP2000176262A | 2000-06-27 | |||
| JP2011036763A | 2011-02-24 | |||
| JP2015221438A | 2015-12-10 |
Attorney, Agent or Firm:
TAIYO, NAKAJIMA & KATO (JP)
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