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Title:
SEPARATION MEMBRANE SHEET, SEPARATION MEMBRANE ELEMENT, SEPARATION MEMBRANE MODULE, AND METHOD FOR PRODUCING SEPARATION MEMBRANE SHEET
Document Type and Number:
WIPO Patent Application WO/2020/045074
Kind Code:
A1
Abstract:
This separation membrane sheet selectively transmits a specific fluid component, and includes a first porous layer and a resin composition layer layered on the first porous layer. The resin composition layer has a filtered residue fraction of 20-90% and includes a resin having an ionic group or a salt thereof. The ion exchange capacity per 1g of dry resin in the filtered residue is 1 millimolar equivalent or more.

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Inventors:
KASAHARA SHOHEI (JP)
MAKIGUCHI KOSUKE (JP)
Application Number:
PCT/JP2019/031801
Publication Date:
March 05, 2020
Filing Date:
August 13, 2019
Export Citation:
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Assignee:
SUMITOMO CHEMICAL CO (JP)
International Classes:
B01D69/02; B01D53/22; B01D63/10; B01D69/10; B01D69/12; B01D71/06; B01D71/82; C01B3/36; C01B3/56; C01B32/50
Domestic Patent References:
WO2017175656A12017-10-12
WO2016024523A12016-02-18
Foreign References:
JPH07275672A1995-10-24
JP2018130662A2018-08-23
JP2008543546A2008-12-04
JPH07275672A1995-10-24
JP2013027841A2013-02-07
JPH1057787A1998-03-03
JP2003251163A2003-09-09
JPH0286581A1990-03-27
JPH07102310A1995-04-18
JP2879057B21999-04-05
JP2003268009A2003-09-25
JPH0788171A1995-04-04
Other References:
See also references of EP 3659696A4
Attorney, Agent or Firm:
FUKAMI PATENT OFFICE, P.C. (JP)
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