CN113939358B - 两性离子带电共聚物膜 - Google Patents

两性离子带电共聚物膜

Info

Publication number
CN113939358B
CN113939358B CN202080037358.5A CN202080037358A CN113939358B CN 113939358 B CN113939358 B CN 113939358B CN 202080037358 A CN202080037358 A CN 202080037358A CN 113939358 B CN113939358 B CN 113939358B
Authority
CN
China
Prior art keywords
thin film
composite membrane
film composite
monomer units
methacrylate
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
CN202080037358.5A
Other languages
English (en)
Chinese (zh)
Other versions
CN113939358A (zh
Inventor
A·A·亚历克西乌
S·J·劳恩德
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Tufts University
Original Assignee
Tufts University
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Tufts University filed Critical Tufts University
Publication of CN113939358A publication Critical patent/CN113939358A/zh
Application granted granted Critical
Publication of CN113939358B publication Critical patent/CN113939358B/zh
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D69/00—Semi-permeable membranes for separation processes or apparatus characterised by their form, structure or properties; Manufacturing processes specially adapted therefor
    • B01D69/02—Semi-permeable membranes for separation processes or apparatus characterised by their form, structure or properties; Manufacturing processes specially adapted therefor characterised by their properties
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D69/00—Semi-permeable membranes for separation processes or apparatus characterised by their form, structure or properties; Manufacturing processes specially adapted therefor
    • B01D69/06—Flat membranes
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D69/00—Semi-permeable membranes for separation processes or apparatus characterised by their form, structure or properties; Manufacturing processes specially adapted therefor
    • B01D69/12—Composite membranes; Ultra-thin membranes
    • B01D69/1213—Laminated layers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D71/00—Semi-permeable membranes for separation processes or apparatus characterised by the material; Manufacturing processes specially adapted therefor
    • B01D71/06—Organic material
    • B01D71/30—Polyalkenyl halides
    • B01D71/32—Polyalkenyl halides containing fluorine atoms
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D71/00—Semi-permeable membranes for separation processes or apparatus characterised by the material; Manufacturing processes specially adapted therefor
    • B01D71/06—Organic material
    • B01D71/40—Polymers of unsaturated acids or derivatives thereof, e.g. salts, amides, imides, nitriles, anhydrides, esters
    • B01D71/401—Polymers based on the polymerisation of acrylic acid, e.g. polyacrylate
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D71/00—Semi-permeable membranes for separation processes or apparatus characterised by the material; Manufacturing processes specially adapted therefor
    • B01D71/06—Organic material
    • B01D71/76—Macromolecular material not specifically provided for in a single one of groups B01D71/08 - B01D71/74
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D71/00—Semi-permeable membranes for separation processes or apparatus characterised by the material; Manufacturing processes specially adapted therefor
    • B01D71/06—Organic material
    • B01D71/76—Macromolecular material not specifically provided for in a single one of groups B01D71/08 - B01D71/74
    • B01D71/82—Macromolecular material not specifically provided for in a single one of groups B01D71/08 - B01D71/74 characterised by the presence of specified groups, e.g. introduced by chemical after-treatment
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F220/00—Copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and only one being terminated by only one carboxyl radical or a salt, anhydride ester, amide, imide or nitrile thereof
    • C08F220/02—Monocarboxylic acids having less than ten carbon atoms; Derivatives thereof
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F220/00—Copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and only one being terminated by only one carboxyl radical or a salt, anhydride ester, amide, imide or nitrile thereof
    • C08F220/02—Monocarboxylic acids having less than ten carbon atoms; Derivatives thereof
    • C08F220/10—Esters
    • C08F220/22—Esters containing halogen
    • C08F220/24—Esters containing halogen containing perhaloalkyl radicals
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F220/00—Copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and only one being terminated by only one carboxyl radical or a salt, anhydride ester, amide, imide or nitrile thereof
    • C08F220/02—Monocarboxylic acids having less than ten carbon atoms; Derivatives thereof
    • C08F220/10—Esters
    • C08F220/38—Esters containing sulfur
    • C08F220/387—Esters containing sulfur and containing nitrogen and oxygen
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J5/00—Manufacture of articles or shaped materials containing macromolecular substances
    • C08J5/18—Manufacture of films or sheets
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
    • C09D133/00—Coating compositions based on homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by only one carboxyl radical, or of salts, anhydrides, esters, amides, imides, or nitriles thereof; Coating compositions based on derivatives of such polymers
    • C09D133/04—Homopolymers or copolymers of esters
    • C09D133/14—Homopolymers or copolymers of esters of esters containing halogen, nitrogen, sulfur or oxygen atoms in addition to the carboxy oxygen
    • C09D133/16—Homopolymers or copolymers of esters containing halogen atoms
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2323/00—Details relating to membrane preparation
    • B01D2323/12—Specific ratios of components used
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2325/00—Details relating to properties of membranes
    • B01D2325/02—Details relating to pores or porosity of the membranes
    • B01D2325/0283—Pore size
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2325/00—Details relating to properties of membranes
    • B01D2325/02—Details relating to pores or porosity of the membranes
    • B01D2325/0283—Pore size
    • B01D2325/02831—Pore size less than 1 nm
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2325/00—Details relating to properties of membranes
    • B01D2325/02—Details relating to pores or porosity of the membranes
    • B01D2325/0283—Pore size
    • B01D2325/02832—1-10 nm
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2325/00—Details relating to properties of membranes
    • B01D2325/04—Characteristic thickness
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2325/00—Details relating to properties of membranes
    • B01D2325/18—Membrane materials having mixed charged functional groups
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2325/00—Details relating to properties of membranes
    • B01D2325/28—Degradation or stability over time
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2325/00—Details relating to properties of membranes
    • B01D2325/30—Chemical resistance
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2325/00—Details relating to properties of membranes
    • B01D2325/34—Molecular weight or degree of polymerisation
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2325/00—Details relating to properties of membranes
    • B01D2325/38—Hydrophobic membranes
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2325/00—Details relating to properties of membranes
    • B01D2325/39—Amphiphilic membranes
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J2333/00—Characterised by the use of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and only one being terminated by only one carboxyl radical, or of salts, anhydrides, esters, amides, imides, or nitriles thereof; Derivatives of such polymers
    • C08J2333/02—Homopolymers or copolymers of acids; Metal or ammonium salts thereof
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J2333/00—Characterised by the use of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and only one being terminated by only one carboxyl radical, or of salts, anhydrides, esters, amides, imides, or nitriles thereof; Derivatives of such polymers
    • C08J2333/04—Characterised by the use of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and only one being terminated by only one carboxyl radical, or of salts, anhydrides, esters, amides, imides, or nitriles thereof; Derivatives of such polymers esters
    • C08J2333/06—Characterised by the use of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and only one being terminated by only one carboxyl radical, or of salts, anhydrides, esters, amides, imides, or nitriles thereof; Derivatives of such polymers esters of esters containing only carbon, hydrogen, and oxygen, the oxygen atom being present only as part of the carboxyl radical
    • C08J2333/10—Homopolymers or copolymers of methacrylic acid esters
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A20/00—Water conservation; Efficient water supply; Efficient water use
    • Y02A20/124—Water desalination
    • Y02A20/131—Reverse-osmosis

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Wood Science & Technology (AREA)
  • Separation Using Semi-Permeable Membranes (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
CN202080037358.5A 2019-05-10 2020-05-08 两性离子带电共聚物膜 Active CN113939358B (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US201962846014P 2019-05-10 2019-05-10
US62/846014 2019-05-10
PCT/US2020/032068 WO2020231797A1 (en) 2019-05-10 2020-05-08 Zwitterionic charged copolymer membranes

Publications (2)

Publication Number Publication Date
CN113939358A CN113939358A (zh) 2022-01-14
CN113939358B true CN113939358B (zh) 2025-08-15

Family

ID=73289489

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202080037358.5A Active CN113939358B (zh) 2019-05-10 2020-05-08 两性离子带电共聚物膜

Country Status (9)

Country Link
US (1) US20220220241A1 (https=)
EP (1) EP3965921A4 (https=)
JP (2) JP7744680B2 (https=)
KR (1) KR20220007075A (https=)
CN (1) CN113939358B (https=)
CA (1) CA3139542A1 (https=)
MX (1) MX2021013703A (https=)
SG (1) SG11202112411SA (https=)
WO (1) WO2020231797A1 (https=)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2021160788A1 (en) * 2020-02-12 2021-08-19 Solvay Sa Methods for reducing or preventing colloids adhesion and/or fouling on different substrates, compositions, and copolymers useful therefor
US12522683B2 (en) * 2020-11-16 2026-01-13 Cornell University Amphiphilic copolymer with zwitterionic and fluorinated moieties
AU2022261134A1 (en) * 2021-04-22 2023-11-09 Trustees Of Tufts College Cross-linked zwitterionic polymer network and their use in membrane filters
US20240367112A1 (en) * 2021-08-20 2024-11-07 Trustees Of Tufts College Amphiphilic polyampholytes and related membranes
WO2023195479A1 (ja) * 2022-04-08 2023-10-12 国立大学法人神戸大学 濾過膜及び該膜の製造方法
CN115069090B (zh) * 2022-07-20 2023-04-28 贵州省材料产业技术研究院 一种具有双电层表面的智能纳滤膜及其制备方法
CN117679977A (zh) * 2024-01-16 2024-03-12 北京工业大学 一种聚硫酸酯共混超滤膜及其制备方法
CN119113830B (zh) * 2024-09-11 2025-07-11 哈尔滨工业大学 一种三元多功能立体架构介导的高氨氮选择性聚酰胺反渗透膜的制备方法和应用

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6251964B1 (en) * 1996-11-20 2001-06-26 Biocompatibles Limited Biocompatible compositions
WO2015070004A1 (en) * 2013-11-08 2015-05-14 Tufts University Zwitterion-containing membranes
CN105542607A (zh) * 2015-11-25 2016-05-04 中国科学院兰州化学物理研究所 一种含甜菜碱型两性离子改性的丙烯酸酯自抛光防污涂料及其制备方法

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3538757B2 (ja) * 1992-02-26 2004-06-14 日本純薬株式会社 フィルム積層用接着剤及びこれを用いた制電性積層フィルム
JPH1090886A (ja) * 1996-09-10 1998-04-10 Nippon Paint Co Ltd 平版印刷用感光性樹脂組成物
JP3881436B2 (ja) * 1997-11-28 2007-02-14 大阪有機化学工業株式会社 整髪用樹脂の製法
JP3485056B2 (ja) 2000-01-20 2004-01-13 日本油脂株式会社 繊維処理剤、処理液、処理方法及び被処理繊維
EP1558658B1 (fr) * 2002-11-07 2012-12-19 Rhodia Chimie Copolymere a structure controlee presentant une partie amphotere ou zwitterionique.
JP2012025820A (ja) 2010-07-21 2012-02-09 Kansai Paint Co Ltd 親水化処理剤組成物
CN102423646B (zh) * 2011-08-17 2013-08-07 浙江大学 一种用于分离有机物和盐的纳滤膜及其制备方法
CN102294177B (zh) * 2011-08-17 2013-06-26 浙江大学 一种含有磺酸甜菜碱型两性离子的反渗透复合膜
CN102294176B (zh) * 2011-08-17 2013-06-26 浙江大学 一种含两性离子的高渗透性纳滤膜及其制备方法
JP6022827B2 (ja) * 2012-07-02 2016-11-09 国立大学法人神戸大学 ポリアミド逆浸透膜用の表面処理剤
JP6158720B2 (ja) * 2014-02-19 2017-07-05 国立大学法人神戸大学 表面処理剤、表面処理ポリアミド逆浸透膜及びその製造方法
US10525424B2 (en) * 2014-12-30 2020-01-07 Trustees Of Tufts College Zwitterionic copolymers for fouling resistant filtration membranes
JP6574832B2 (ja) 2015-02-28 2019-09-11 大阪有機化学工業株式会社 撥水撥油剤
CN109663510B (zh) * 2019-01-25 2021-07-23 苏州科技大学 两性离子无规共聚物P(MMAx-r-CBMAy)改性PVDF抗污膜及其制备方法

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6251964B1 (en) * 1996-11-20 2001-06-26 Biocompatibles Limited Biocompatible compositions
WO2015070004A1 (en) * 2013-11-08 2015-05-14 Tufts University Zwitterion-containing membranes
CN105542607A (zh) * 2015-11-25 2016-05-04 中国科学院兰州化学物理研究所 一种含甜菜碱型两性离子改性的丙烯酸酯自抛光防污涂料及其制备方法

Also Published As

Publication number Publication date
JP7744680B2 (ja) 2025-09-26
US20220220241A1 (en) 2022-07-14
CA3139542A1 (en) 2020-11-19
EP3965921A4 (en) 2022-12-28
EP3965921A1 (en) 2022-03-16
MX2021013703A (es) 2022-01-31
KR20220007075A (ko) 2022-01-18
JP2022533557A (ja) 2022-07-25
WO2020231797A1 (en) 2020-11-19
CN113939358A (zh) 2022-01-14
JP2025137526A (ja) 2025-09-19
SG11202112411SA (en) 2021-12-30

Similar Documents

Publication Publication Date Title
CN113939358B (zh) 两性离子带电共聚物膜
Zhou et al. Surface modification of thin film composite polyamide membranes by electrostatic self deposition of polycations for improved fouling resistance
JP2022533557A5 (https=)
Chiang et al. Nanofiltration membranes synthesized from hyperbranched polyethyleneimine
Bengani et al. Zwitterionic copolymer self-assembly for fouling resistant, high flux membranes with size-based small molecule selectivity
Xu et al. Positively charged aromatic polyamide reverse osmosis membrane with high anti-fouling property prepared by polyethylenimine grafting
Wang et al. Novel macrocyclic polyamines regulated nanofiltration membranes: towards efficient micropollutants removal and molecular separation
Zhao et al. Electrolyte-responsive polyethersulfone membranes with zwitterionic polyethersulfone-based copolymers as additive
Liu et al. Enhanced hollow fiber membrane performance via semi-dynamic layer-by-layer polyelectrolyte inner surface deposition for nanofiltration and forward osmosis applications
Lin et al. Facile surface modification by aldehydes to enhance chlorine resistance of polyamide thin film composite membranes
JP3379963B2 (ja) 逆浸透複合膜及びこれを用いた水の逆浸透処理方法
Cihanoğlu et al. A facile approach for preparation of positively charged nanofiltration membranes by in-situ crosslinking between polyamide-imide and polyethylenimine
Wang et al. Rapid co-deposition of dopamine and polyethyleneimine triggered by CuSO4/H2O2 oxidation to fabricate nanofiltration membranes with high selectivity and antifouling ability
Maurya et al. Preparation of polysulfone–polyamide thin film composite hollow fiber nanofiltration membranes and their performance in the treatment of aqueous dye solutions
Joshi et al. Multipurpose tight ultrafiltration membrane through controlled layer-by-layer assembly for low pressure molecular separation
KR102344345B1 (ko) 고분자 전해질 다층(pem)막 및 그의 용도
CN102151499B (zh) 一种聚酰胺复合纳滤膜及其制备方法
CN111013391B (zh) 一种改性纳滤膜及其制备方法
CN113289498A (zh) 一种荷正电纳滤膜及其制备方法
Mizan et al. Organic solvent-free polyelectrolyte complex membrane preparation: Effect of monomer mixing ratio and casting solution temperature
Hernández et al. Layer-by-layer assembled membranes with immobilized porins
CN102423643B (zh) 一种高通量复合纳滤膜
JPH1066845A (ja) 逆浸透複合膜
She et al. N-methylglucamine modified poly (vinyl chloride) support assists the construction of uniform dually charged nanofiltration membrane via interfacial polymerization
Mazzaferro et al. Amphiphilic polyelectrolyte complexes for fouling-resistant and easily tunable membranes

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination
GR01 Patent grant
GR01 Patent grant