HYDROPHILIC COMPOSITE MEMBRANE, HYDROPHILIC POROUS MEMBRANE, AND HYDROPHILIC RESIN COMPOSITION

WIPO Patent Application WO/2020/008820

A1

Provided is a hydrophilic composite membrane comprising a porous substrate and at least one hydrophilic material, among a first hydrophilic material and a second hydrophilic material, present in the pores of the porous substrate. The first hydrophilic material contains a water-insoluble copolymer having a vinyl alcohol unit and an acrylic monomer unit. The second hydrophilic material contains, in a compatible state: a water-insoluble copolymer having a vinyl alcohol unit and an acrylic monomer unit; and a polyvinylidene fluoride-based resin. Also provided is a hydrophilic porous membrane containing, in a compatible state: a polyvinylidene fluoride-based resin; and a water-insoluble copolymer having a vinyl alcohol unit and an acrylic monomer unit. Also provided is a hydrophilic resin composition containing, in a compatible state: a polyvinylidene fluoride-based resin; and a water-insoluble copolymer having a vinyl alcohol unit and an acrylic monomer unit.

WO/2016/024523	COMPOSITION FOR CO2 GAS SEPARATION MEMBRANE, CO2 GAS SEPARATION MEMBRANE AND METHOD FOR PRODUCING SAME, AND CO2 GAS SEPARATION MEMBRANE MODULE
JP2007244930	TREATMENT METHOD AND TREATMENT APPARATUS FOR ORGANIC SUBSTANCE-CONTAINING WASTE WATER

SAKURAI HIROSHI (JP)
NISHIKAWA SATOSHI (JP)
NAGAO YU (JP)

PCT/JP2019/023159

January 09, 2020

June 11, 2019

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TEIJIN LTD (JP)

B01D71/38; B01D69/00; B01D69/10; B01D69/12; B01D71/26; B01D71/34; B01D71/40; C08J9/42; C08L27/16; C08L29/04

JP2013166131A	2013-08-29
JPH07112122A	1995-05-02
JP2006205067A	2006-08-10
JP2008229612A	2008-10-02
JP2017047411A	2017-03-09
JP2014200767A	2014-10-27

NAKAJIMA, Jun et al. (JP)

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