Title:
POROUS FILM AND COMPOSITE FILM
Document Type and Number:
WIPO Patent Application WO/2024/053691
Kind Code:
A1
Abstract:
A porous film according to the present invention contains an aromatic polymer having: a plurality of units forming a main chain of a polymer and represented by formula (1); and a cross-linked structure that binds any two or more of the units through at least one among R1 to R10 in the units, wherein the porous film has a degree of swelling in N-methyl-2-pyrrolidone of 100-200%. (The definitions of R1-R10 and X in formula (1) are as described in the specification.)
Inventors:
MIZUNO SHUNSUKE (JP)
YASUDA TAKAAKI (JP)
OGAWA TAKAFUMI (JP)
YASUDA TAKAAKI (JP)
OGAWA TAKAFUMI (JP)
Application Number:
PCT/JP2023/032588
Publication Date:
March 14, 2024
Filing Date:
September 06, 2023
Export Citation:
Assignee:
TORAY INDUSTRIES (JP)
International Classes:
B01D69/02; B01D69/10; B01D69/12; B01D71/64; B01D71/66; C08G73/10
Domestic Patent References:
| WO2018105338A1 | 2018-06-14 | |||
| WO2006104228A1 | 2006-10-05 |
Foreign References:
| JP2018165819A | 2018-10-25 | |||
| JP2004224994A | 2004-08-12 | |||
| JPH10156157A | 1998-06-16 | |||
| CN106977719A | 2017-07-25 |
Attorney, Agent or Firm:
EIKOH, P.C. (JP)
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