Title:
NANOFILTRATION MEMBRANE AND MANUFACTURING METHOD THEREFOR
Document Type and Number:
WIPO Patent Application WO/2022/071123
Kind Code:
A1
Abstract:
A purpose of the present invention is to provide a nanofiltration membrane that has a molecular weight cut-off of 200-1000, has a superior permeated liquid quantity with regard to ethanol, and can be suitably used as an organic solvent nanofiltration membrane. This nanofiltration membrane is formed using a polyamide resin, and has a molecular weight cut-off of 200-1000 and an ethanol permeation quantity of 0.03 L/(m2∙bar∙h) or greater.
Inventors:
NAKAMURA RYOTA (JP)
INOUE KUNIKO (JP)
UMAKOSHI KYOHEI (JP)
ONO TAKAHIRO (JP)
MATSUYAMA HIDETO (JP)
INOUE KUNIKO (JP)
UMAKOSHI KYOHEI (JP)
ONO TAKAHIRO (JP)
MATSUYAMA HIDETO (JP)
Application Number:
PCT/JP2021/035114
Publication Date:
April 07, 2022
Filing Date:
September 24, 2021
Export Citation:
Assignee:
UNITIKA LTD (JP)
UNIV KOBE NAT UNIV CORP (JP)
UNIV KOBE NAT UNIV CORP (JP)
International Classes:
B01D63/02; B01D69/02; B01D69/06; B01D71/56; D01F6/60
Domestic Patent References:
| WO2014030585A1 | 2014-02-27 |
Foreign References:
| JP2014036946A | 2014-02-27 | |||
| JP2019526431A | 2019-09-19 | |||
| KR20200075347A | 2020-06-26 | |||
| JPS5865009A | 1983-04-18 | |||
| JP2015198999A | 2015-11-12 | |||
| JP2016193430A | 2016-11-17 |
Attorney, Agent or Firm:
TANAKA, Junya et al. (JP)
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