Title:
LAMINATED FILM
Document Type and Number:
WIPO Patent Application WO/2023/017784
Kind Code:
A1
Abstract:
A laminated film (10a) has a polyolefin microporous membrane (20) and a porous support layer (30), wherein the polyolefin microporous membrane (20) and the porous support layer (30) are bonded to each other by scattered bonding parts (40) containing a thermoplastic resin, and the bubble point of the laminated film is 20 to 900 kPa.
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Inventors:
IKUTA MAMI (JP)
Application Number:
PCT/JP2022/030002
Publication Date:
February 16, 2023
Filing Date:
August 04, 2022
Export Citation:
Assignee:
TEIJIN LTD (JP)
International Classes:
B32B5/32; B01D69/00; B01D71/26; B32B27/32
Domestic Patent References:
| WO2016175250A1 | 2016-11-03 | |||
| WO2020028328A1 | 2020-02-06 |
Foreign References:
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Attorney, Agent or Firm:
TAIYO, NAKAJIMA & KATO (JP)
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