Title:
POLYAMIDE POROUS MEMBRANE AND METHOD FOR PRODUCING POLYAMIDE POROUS MEMBRANE
Document Type and Number:
WIPO Patent Application WO/2023/017781
Kind Code:
A1
Abstract:
The purpose of the present invention is to provide a polyamide porous membrane that makes it possible to improve liquid permeability while suppressing deterioration of membrane separation performance. A polyamide porous membrane according to the present invention is formed from a polyamide resin, wherein in structural analysis by X-ray diffraction, the ratio of γ crystals with respect to the total amount of α crystals and γ crystals is not less than 38%.
Inventors:
ANDO HIDEHITO (JP)
TANAKA JUN (JP)
NAKAMURA RYOTA (JP)
UMAKOSHI KYOHEI (JP)
MAEDA KEISUKE (JP)
ONO TAKAHIRO (JP)
MASAKI TATSUNORI (JP)
TANAKA JUN (JP)
NAKAMURA RYOTA (JP)
UMAKOSHI KYOHEI (JP)
MAEDA KEISUKE (JP)
ONO TAKAHIRO (JP)
MASAKI TATSUNORI (JP)
Application Number:
PCT/JP2022/029976
Publication Date:
February 16, 2023
Filing Date:
August 04, 2022
Export Citation:
Assignee:
UNITIKA LTD (JP)
International Classes:
B01D61/02; B01D63/02; B01D69/08; B01D71/56; C08J5/22
Domestic Patent References:
WO2017061502A1 | 2017-04-13 | |||
WO2014030585A1 | 2014-02-27 |
Foreign References:
JP2016068004A | 2016-05-09 | |||
JP2009226338A | 2009-10-08 | |||
JP2014218563A | 2014-11-20 | |||
JP2007007490A | 2007-01-18 | |||
JP2016068005A | 2016-05-09 |
Attorney, Agent or Firm:
TANAKA, Junya et al. (JP)
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