JP4838352B2 - 改質膜 - Google Patents

改質膜 Download PDF

Info

Publication number
JP4838352B2
JP4838352B2 JP2009509582A JP2009509582A JP4838352B2 JP 4838352 B2 JP4838352 B2 JP 4838352B2 JP 2009509582 A JP2009509582 A JP 2009509582A JP 2009509582 A JP2009509582 A JP 2009509582A JP 4838352 B2 JP4838352 B2 JP 4838352B2
Authority
JP
Japan
Prior art keywords
membrane
layer
polyfunctional
amine
membranes
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.)
Expired - Fee Related
Application number
JP2009509582A
Other languages
English (en)
Japanese (ja)
Other versions
JP2009536874A (ja
Inventor
イー． ミコルズ，ウィリアム
シー． クラウス，リチャード
ニウ，キュー．ジェイソン
エル． ガウプ，カールトン
Original Assignee
ダウ グローバル テクノロジーズ エルエルシー
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 ダウ グローバル テクノロジーズ エルエルシー filed Critical ダウ グローバル テクノロジーズ エルエルシー
Publication of JP2009536874A publication Critical patent/JP2009536874A/ja
Application granted granted Critical
Publication of JP4838352B2 publication Critical patent/JP4838352B2/ja
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D61/00—Processes of separation using semi-permeable membranes, e.g. dialysis, osmosis or ultrafiltration; Apparatus, accessories or auxiliary operations specially adapted therefor
    • B01D61/02—Reverse osmosis; Hyperfiltration ; Nanofiltration
    • B01D61/025—Reverse osmosis; Hyperfiltration
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D67/00—Processes specially adapted for manufacturing semi-permeable membranes for separation processes or apparatus
    • B01D67/0081—After-treatment of organic or inorganic membranes
    • B01D67/0093—Chemical modification
    • 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
    • B01D69/125—In situ manufacturing by polymerisation, polycondensation, cross-linking or chemical reaction
    • 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
    • B01D69/125—In situ manufacturing by polymerisation, polycondensation, cross-linking or chemical reaction
    • B01D69/1251—In situ manufacturing by polymerisation, polycondensation, cross-linking or chemical reaction by interfacial polymerisation
    • 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
    • B01D71/56—Polyamides, e.g. polyester-amides
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2323/00—Details relating to membrane preparation
    • B01D2323/02—Hydrophilization
    • 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
    • B01D2325/28—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
    • B01D2325/48—Antimicrobial properties
JP2009509582A 2006-05-12 2007-04-12 改質膜 Expired - Fee Related JP4838352B2 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US79986306P 2006-05-12 2006-05-12
US60/799,863 2006-05-12
PCT/US2007/009001 WO2007133362A1 (en) 2006-05-12 2007-04-12 Modified membrane

Publications (2)

Publication Number Publication Date
JP2009536874A JP2009536874A (ja) 2009-10-22
JP4838352B2 true JP4838352B2 (ja) 2011-12-14

Family

ID=38433998

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2009509582A Expired - Fee Related JP4838352B2 (ja) 2006-05-12 2007-04-12 改質膜

Country Status (5)

Country Link
US (2) US7882963B2 (US07882963-20110208-C00001.png)
JP (1) JP4838352B2 (US07882963-20110208-C00001.png)
KR (1) KR101360751B1 (US07882963-20110208-C00001.png)
CN (1) CN101460237B (US07882963-20110208-C00001.png)
WO (1) WO2007133362A1 (US07882963-20110208-C00001.png)

Families Citing this family (87)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2008060522A2 (en) * 2006-11-10 2008-05-22 The Regents Of The University Of California Atmospheric pressure plasma-induced graft polymerization
US7905361B2 (en) 2007-02-05 2011-03-15 Dow Global Technologies Llc Modified polyamide membrane
AU2007200609B2 (en) * 2007-02-13 2008-11-20 Saehan Industries Incorporation Selective membrane having a high fouling resistance
US8177978B2 (en) 2008-04-15 2012-05-15 Nanoh20, Inc. Reverse osmosis membranes
US8445076B2 (en) * 2008-06-11 2013-05-21 The Regents Of The University Of California Fouling and scaling resistant nano-structured reverse osmosis membranes
KR20100003799A (ko) * 2008-07-02 2010-01-12 웅진케미칼 주식회사 높은 안티파울링성을 가지는 선택적 분리막 및 그의제조방법
US20100096327A1 (en) * 2008-09-19 2010-04-22 Gin Douglas L Polymer coatings that resist adsorption of proteins
EP2191887A1 (en) * 2008-11-26 2010-06-02 Polymers CRC Limited Clickable thin film composite polyamide membranes
US7815987B2 (en) 2008-12-04 2010-10-19 Dow Global Technologies Inc. Polyamide membrane with coating of polyalkylene oxide and polyacrylamide compounds
KR100984537B1 (ko) * 2009-04-27 2010-10-01 제일모직주식회사 여과막 및 그 제조방법
EP2448657B1 (en) 2009-06-29 2018-12-26 NanoH2O Inc. Improved hybrid tfc ro membranes with nitrogen additives
DE112010003846T5 (de) * 2009-09-29 2012-12-06 Kurita Water Industries Ltd. Verfahren zur Verbesserung der Abstoßung einer permeablenMembran und permeable Membran
CN102596376B (zh) 2009-10-19 2014-11-19 陶氏环球技术有限责任公司 测试螺旋卷组件的完整性的方法
CN102574063B (zh) * 2009-10-27 2014-10-01 陶氏环球技术有限责任公司 用于向螺旋卷组件的外围施加胶带层的方法
CN102711964B (zh) * 2010-01-12 2014-10-22 陶氏环球技术有限责任公司 通过热成像测试螺旋卷组件的方法
US8721942B2 (en) * 2010-03-10 2014-05-13 Dow Global Technologies Llc Composite membrane including coating of polyalkylene oxide and acetophenone compounds
CN102821837B (zh) * 2010-03-24 2015-07-15 陶氏环球技术有限责任公司 螺旋卷过滤组件
WO2011136865A1 (en) 2010-04-26 2011-11-03 Dow Global Technologies Llc Polyamide membrane with a coating comprising polyalkylene oxide and triazine compounds
US8757396B2 (en) 2010-05-24 2014-06-24 Dow Global Technologies Llc Composite membrane with coating comprising polyalkylene oxide and oxy-substituted phenyl compounds
US8646616B2 (en) 2010-05-24 2014-02-11 Dow Global Technologies Llc Composite membrane with coating comprising polyalkylene oxide and imidazol compounds
US8733558B2 (en) 2010-05-24 2014-05-27 Dow Global Technologies Llc Composite membrane with coating comprising polyalkylene oxide and biguanide-type compounds
CN102266727B (zh) * 2010-06-02 2013-10-30 中国科学院化学研究所 抗菌超滤膜或微滤膜
US8857629B2 (en) 2010-07-15 2014-10-14 International Business Machines Corporation Composite membrane with multi-layered active layer
US8709536B2 (en) 2010-09-01 2014-04-29 International Business Machines Corporation Composite filtration membranes and methods of preparation thereof
US8727135B2 (en) 2010-09-01 2014-05-20 International Business Machines Corporation Composite filtration membranes and methods of preparation thereof
US9216385B2 (en) * 2010-10-04 2015-12-22 Saudi Arabian Oil Company Application of rejection enhancing agents (REAs) that do not have cloud point limitations on desalination membranes
EP2576028B1 (en) 2010-10-26 2014-04-23 Dow Global Technologies LLC Spiral wound module including membrane sheet with regions having different permeabilities
EP2637773B1 (en) 2010-11-10 2019-10-30 NanoH2O Inc. Improved hybrid tfc ro membranes with non-metallic additives
CN103328083B (zh) * 2011-01-24 2018-02-09 陶氏环球技术有限责任公司 复合聚酰胺膜
KR101920192B1 (ko) * 2011-01-24 2018-11-20 다우 글로벌 테크놀로지스 엘엘씨 복합 폴리아미드 막
ES2523453T3 (es) 2011-01-24 2014-11-26 Dow Global Technologies Llc Método para preparar una membrana de material compuesto de poliamida
US8829060B2 (en) 2011-03-01 2014-09-09 Dow Global Technologies Llc Sulfonated poly(aryl ether) membrane including blend with phenol compound
US8752714B2 (en) 2011-03-01 2014-06-17 Dow Global Technologies Llc Sulfonated poly (aryl ether) membrane including blend with phenyl amine compound
US9022227B2 (en) 2011-03-21 2015-05-05 International Business Machines Corporation Composite membranes and methods of preparation thereof
US8778182B2 (en) 2011-07-28 2014-07-15 Dow Global Technologies Llc Spiral wound element and seal assembly
CN103747852A (zh) * 2012-05-23 2014-04-23 Lg化学株式会社 具有优异的初始渗透流量的聚酰胺类反渗透膜及其制备方法
US9205384B2 (en) 2012-05-31 2015-12-08 Lg Chem, Ltd. High permeate flux reverse osmosis membrane including carbodiimide compound and method of manufacturing the same
US9561474B2 (en) 2012-06-07 2017-02-07 International Business Machines Corporation Composite membrane with multi-layered active layer
US9630149B2 (en) 2012-07-19 2017-04-25 Dow Global Technologies Llc Composite polyamide membrane with improved structure
CA2884012C (en) 2012-09-20 2020-09-01 Dow Global Technologies Llc Radiation cured membranes derived from polymers that are co-reactive with azide crosslinking agent(s)
US10905816B2 (en) * 2012-12-10 2021-02-02 Medtronic, Inc. Sodium management system for hemodialysis
US10010663B2 (en) 2013-02-01 2018-07-03 Medtronic, Inc. Fluid circuit for delivery of renal replacement therapies
US10543052B2 (en) 2013-02-01 2020-01-28 Medtronic, Inc. Portable dialysis cabinet
US9623164B2 (en) 2013-02-01 2017-04-18 Medtronic, Inc. Systems and methods for multifunctional volumetric fluid control
US10850016B2 (en) 2013-02-01 2020-12-01 Medtronic, Inc. Modular fluid therapy system having jumpered flow paths and systems and methods for cleaning and disinfection
AU2014218788C1 (en) * 2013-02-21 2019-11-28 The Regents Of The University Of California Universal scalable and cost-effective surface modifications
US9051227B2 (en) 2013-03-16 2015-06-09 Dow Global Technologies Llc In-situ method for preparing hydrolyzed acyl halide compound
US9289729B2 (en) 2013-03-16 2016-03-22 Dow Global Technologies Llc Composite polyamide membrane derived from carboxylic acid containing acyl halide monomer
US9051417B2 (en) 2013-03-16 2015-06-09 Dow Global Technologies Llc Method for solubilizing carboxylic acid-containing compound in hydrocarbon solvent
WO2014179024A1 (en) 2013-05-03 2014-11-06 Dow Global Technologies Llc Composite polyamide membrane derived from an aliphatic acyclic tertiary amine compound
JP6492663B2 (ja) * 2013-09-30 2019-04-03 東レ株式会社 複合半透膜およびその製造方法
US10384167B2 (en) 2013-11-21 2019-08-20 Oasys Water LLC Systems and methods for improving performance of osmotically driven membrane systems
WO2015099460A1 (ko) * 2013-12-26 2015-07-02 주식회사 엘지화학 고성능 폴리아미드계 건식 수처리 분리막 및 그 제조방법
WO2015167759A1 (en) * 2014-04-28 2015-11-05 Dow Global Technologies Llc Composite polyamide membrane post-treated with nitrous acid
CN106457160B (zh) * 2014-05-14 2019-10-08 陶氏环球技术有限责任公司 用亚硝酸后处理的复合聚酰胺膜
CN106232214B (zh) * 2014-05-14 2021-01-15 陶氏环球技术有限责任公司 用亚硝酸后处理的复合聚酰胺膜
CN106232216B (zh) * 2014-05-14 2019-10-11 陶氏环球技术有限责任公司 用亚硝酸后处理的复合聚酰胺膜
CN105214521B (zh) 2014-06-25 2017-08-04 天津大学 一种聚醚酰亚胺复合纳滤膜及制备方法
CN104587840A (zh) * 2014-11-28 2015-05-06 北京碧水源膜科技有限公司 一种高通量纳滤膜的制备方法
CN104474909A (zh) * 2014-11-28 2015-04-01 北京碧水源膜科技有限公司 一种反渗透膜的制备方法
US10874787B2 (en) 2014-12-10 2020-12-29 Medtronic, Inc. Degassing system for dialysis
US10098993B2 (en) 2014-12-10 2018-10-16 Medtronic, Inc. Sensing and storage system for fluid balance
US9713665B2 (en) 2014-12-10 2017-07-25 Medtronic, Inc. Degassing system for dialysis
WO2016122842A1 (en) 2015-01-27 2016-08-04 Dow Global Technologies Llc Separation of nitrogen from hydrocarbon gas using pyrolyzed sulfonated macroporous ion exchange resin
US9908079B2 (en) 2015-01-27 2018-03-06 Dow Global Technologies Llc Separation of hydrocarbons using regenerable macroporous alkylene-bridged adsorbent
JP2017012987A (ja) * 2015-06-30 2017-01-19 日東電工株式会社 複合半透膜及びその製造方法
DE102015214896A1 (de) * 2015-08-05 2017-02-09 Leibniz-Institut Für Polymerforschung Dresden E.V. Membranen und Verfahren zur ihrer Herstellung
IL257782B1 (en) 2015-08-31 2024-01-01 Porifera Inc Water distillation systems and methods with pumping a stream under pressure with increased hydrostatic and osmotic pressures than in the feed stream
US9861940B2 (en) 2015-08-31 2018-01-09 Lg Baboh2O, Inc. Additives for salt rejection enhancement of a membrane
CN107735166B (zh) 2015-09-01 2020-10-02 株式会社Lg化学 水处理膜生产方法、使用其生产的水处理膜及包括水处理膜的水处理模块
CN105169971A (zh) * 2015-09-09 2015-12-23 中国海洋大学 一种反渗透复合膜
US9737859B2 (en) 2016-01-11 2017-08-22 Lg Nanoh2O, Inc. Process for improved water flux through a TFC membrane
US11185294B2 (en) 2016-02-26 2021-11-30 The Trustees Of The University Of Pennsylvania Super-resolution tomosynthesis imaging systems and methods
US10155203B2 (en) 2016-03-03 2018-12-18 Lg Nanoh2O, Inc. Methods of enhancing water flux of a TFC membrane using oxidizing and reducing agents
JP6694326B2 (ja) * 2016-05-20 2020-05-13 国立大学法人神戸大学 複合膜
US20190388842A1 (en) * 2017-03-01 2019-12-26 Nitto Denko Corporation Selectively permeable graphene oxide membrane
KR102282787B1 (ko) 2017-03-24 2021-07-30 닛토덴코 가부시키가이샤 선택적 투과성 그래핀 옥시드 멤브레인
JP7290911B2 (ja) * 2017-11-30 2023-06-14 オルガノ株式会社 逆浸透膜処理方法および逆浸透膜処理システム
US11278654B2 (en) 2017-12-07 2022-03-22 Medtronic, Inc. Pneumatic manifold for a dialysis system
US11033667B2 (en) 2018-02-02 2021-06-15 Medtronic, Inc. Sorbent manifold for a dialysis system
CN108355497B (zh) * 2018-02-09 2019-12-03 深圳大学 一种高性能正渗透膜及其制备方法、应用
US11110215B2 (en) 2018-02-23 2021-09-07 Medtronic, Inc. Degasser and vent manifolds for dialysis
SG11202009910XA (en) * 2018-05-02 2020-11-27 Nat Univ Singapore Thin film nanocomposite membranes containing metal-organic cages for desalination
CN114682102B (zh) * 2020-11-11 2023-06-27 沃顿科技股份有限公司 反渗透膜及其制备方法
CN112827368B (zh) * 2021-01-07 2023-08-11 中化(宁波)润沃膜科技有限公司 抗污染反渗透膜及其制备方法
CN114797511B (zh) * 2022-04-14 2023-04-21 呼和浩特市联合鼎盛固体废物处理有限公司 一种废药液处理方法
CN115318113B (zh) * 2022-08-03 2023-10-31 清华大学 纳滤膜及其制备方法和应用

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH04354524A (ja) * 1991-06-03 1992-12-08 Nitto Denko Corp 複合半透膜の製造方法
JPH0549880A (ja) * 1991-08-26 1993-03-02 Nitto Denko Corp 複合逆浸透膜およびその製造方法
JPH05317670A (ja) * 1992-05-19 1993-12-03 Nitto Denko Corp 複合逆浸透膜
JPH07171363A (ja) * 1993-12-21 1995-07-11 Nitto Denko Corp 複合逆浸透膜
JP2002224546A (ja) * 2000-11-29 2002-08-13 Toray Ind Inc 下水処理用複合半透膜およびその製造方法

Family Cites Families (45)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5554004A (en) 1978-10-18 1980-04-21 Teijin Ltd Selective permeable membrane and its manufacturing
US4277344A (en) 1979-02-22 1981-07-07 Filmtec Corporation Interfacially synthesized reverse osmosis membrane
US4839203A (en) 1985-04-03 1989-06-13 The Dow Chemical Company Semi-permeable membranes prepared via reaction of cationic groups with nucleophilic groups
GB2189168B (en) 1986-04-21 1989-11-29 Aligena Ag Composite membranes useful in the separation of low molecular weight organic compounds from aqueous solutions containing inorganic salts
US4765897A (en) 1986-04-28 1988-08-23 The Dow Chemical Company Polyamide membranes useful for water softening
US4824574A (en) 1986-04-28 1989-04-25 The Dow Chemical Company Novel water softening process using membranes
US4812270A (en) 1986-04-28 1989-03-14 Filmtec Corporation Novel water softening membranes
US4888116A (en) 1987-01-15 1989-12-19 The Dow Chemical Company Method of improving membrane properties via reaction of diazonium compounds or precursors
US5059659A (en) * 1987-05-29 1991-10-22 Harry P. Gregor Surface treatments to impart hydrophilicity
US4909943A (en) * 1987-07-20 1990-03-20 The Dow Chemical Company Rejection enhancing coatings for reverse osmosis membranes
US4859384A (en) 1987-11-18 1989-08-22 Filmtec Corp. Novel polyamide reverse osmosis membranes
US4769148A (en) 1987-11-18 1988-09-06 The Dow Chemical Company Novel polyamide reverse osmosis membranes
US4872984A (en) * 1988-09-28 1989-10-10 Hydranautics Corporation Interfacially synthesized reverse osmosis membrane containing an amine salt and processes for preparing the same
US4981497A (en) * 1989-06-01 1991-01-01 E. I. Du Pont De Nemours And Company Amine-modified polyimide membranes
US4950404A (en) 1989-08-30 1990-08-21 Allied-Signal Inc. High flux semipermeable membranes
US5108464A (en) * 1989-09-19 1992-04-28 Bend Research, Inc. Countercurrent dehydration by hollow fibers
US4964998A (en) 1989-12-13 1990-10-23 Filmtec Corporation Use of treated composite polyamide membranes to separate concentrated solute
US4983291A (en) 1989-12-14 1991-01-08 Allied-Signal Inc. Dry high flux semipermeable membranes
JP2505631B2 (ja) 1990-08-09 1996-06-12 東レ株式会社 複合半透膜およびその製造方法および高純度水の製造方法
JP3006976B2 (ja) 1993-06-24 2000-02-07 日東電工株式会社 高透過性複合逆浸透膜の製造方法
US5783079A (en) * 1994-08-29 1998-07-21 Toyo Boseki Kabushiki Kaisha Composite hollow fiber membrane and process for its production
US5614099A (en) 1994-12-22 1997-03-25 Nitto Denko Corporation Highly permeable composite reverse osmosis membrane, method of producing the same, and method of using the same
JP3489922B2 (ja) 1994-12-22 2004-01-26 日東電工株式会社 高透過性複合逆浸透膜の製造方法
CA2224780A1 (en) * 1995-06-30 1997-01-23 Wojciech Stanislaw Gutowski Improved surface treatment of polymers
US5989426A (en) 1995-07-05 1999-11-23 Nitto Denko Corp. Osmosis membrane
US5755964A (en) 1996-02-02 1998-05-26 The Dow Chemical Company Method of treating polyamide membranes to increase flux
JP3681214B2 (ja) 1996-03-21 2005-08-10 日東電工株式会社 高透過性複合逆浸透膜
US5876602A (en) 1997-11-04 1999-03-02 The Dow Chemical Company Treatment of composite polyamide membranes to improve performance
US20030136727A1 (en) * 1999-05-27 2003-07-24 Hideki Yamada Composite semipermeable membrane
US6280853B1 (en) * 1999-06-10 2001-08-28 The Dow Chemical Company Composite membrane with polyalkylene oxide modified polyamide surface
US6337018B1 (en) 2000-04-17 2002-01-08 The Dow Chemical Company Composite membrane and method for making the same
US7001518B1 (en) * 2000-11-28 2006-02-21 Hydranautics Low pressure reverse osmosis and nanofiltration membranes and method for the production thereof
US6913694B2 (en) 2001-11-06 2005-07-05 Saehan Industries Incorporation Selective membrane having a high fouling resistance
EP1510873A4 (en) 2002-05-21 2010-04-14 Seiko Epson Corp IMAGE FORMING DEVICE, DEVELOPMENT UNIT AND COMPUTER SYSTEM
US7279097B2 (en) 2003-06-18 2007-10-09 Toray Industries, Inc. Composite semipermeable membrane, and production process thereof
US20050056589A1 (en) * 2003-09-16 2005-03-17 General Electric Company Treatment of semi-permeable filtration membranes
US7490725B2 (en) * 2003-10-09 2009-02-17 Membrane Technology & Research Reverse osmosis membrane and process
US7491334B2 (en) * 2004-09-29 2009-02-17 North Pacific Research, Llc Method of treating reverse osmosis membranes for boron rejection enhancement
NL1030288C2 (nl) * 2004-10-29 2006-10-09 Toray Industries Semipermeabel composietmembraan, productiewerkwijze daarvan, en element, fluïdumscheidingsinstallatie en werkwijze voor behandeling van water onder toepassing van hetzelfde.
NL1030346C2 (nl) * 2004-11-15 2006-09-20 Toray Industries Semipermeabel composietmembraan, productiewerkwijze daarvan, en element, fluïdumscheidingsinstallatie en werkwijze voor behandeling van water onder toepassing van hetzelfde.
US7727434B2 (en) 2005-08-16 2010-06-01 General Electric Company Membranes and methods of treating membranes
US7537697B2 (en) 2006-02-01 2009-05-26 Woongjin Chemical Co., Ltd. Selective membrane having a high fouling resistance
US7913857B2 (en) * 2006-02-01 2011-03-29 Woongjin Chemical Co., Ltd. Selective membrane having a high fouling resistance
US20070251883A1 (en) 2006-04-28 2007-11-01 Niu Q Jason Reverse Osmosis Membrane with Branched Poly(Alkylene Oxide) Modified Antifouling Surface
US7905361B2 (en) * 2007-02-05 2011-03-15 Dow Global Technologies Llc Modified polyamide membrane

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH04354524A (ja) * 1991-06-03 1992-12-08 Nitto Denko Corp 複合半透膜の製造方法
JPH0549880A (ja) * 1991-08-26 1993-03-02 Nitto Denko Corp 複合逆浸透膜およびその製造方法
JPH05317670A (ja) * 1992-05-19 1993-12-03 Nitto Denko Corp 複合逆浸透膜
JPH07171363A (ja) * 1993-12-21 1995-07-11 Nitto Denko Corp 複合逆浸透膜
JP2002224546A (ja) * 2000-11-29 2002-08-13 Toray Ind Inc 下水処理用複合半透膜およびその製造方法

Also Published As

Publication number Publication date
US20090159527A1 (en) 2009-06-25
KR20090010122A (ko) 2009-01-28
US7882963B2 (en) 2011-02-08
WO2007133362A1 (en) 2007-11-22
JP2009536874A (ja) 2009-10-22
CN101460237A (zh) 2009-06-17
CN101460237B (zh) 2013-09-04
KR101360751B1 (ko) 2014-02-07
US20110155660A1 (en) 2011-06-30

Similar Documents

Publication Publication Date Title
JP4838352B2 (ja) 改質膜
Li et al. Recent advances in polymer and polymer composite membranes for reverse and forward osmosis processes
Wei et al. A novel method of surface modification on thin-film-composite reverse osmosis membrane by grafting hydantoin derivative
JP6183945B2 (ja) ポリアミド複合膜の製造方法
JP5835835B2 (ja) 複層活性層を有する複合膜
US8733558B2 (en) Composite membrane with coating comprising polyalkylene oxide and biguanide-type compounds
Wei et al. Surface modification of commercial aromatic polyamide reverse osmosis membranes by graft polymerization of 3-allyl-5, 5-dimethylhydantoin
CA2766352C (en) Improved hybrid tfc ro membranes with nitrogen additives
Ounifi et al. Synthesis and characterization of a thin-film composite nanofiltration membrane based on polyamide-cellulose acetate: application for water purification
US9662617B2 (en) Universal scalable and cost-effective surface modifications
US9650263B2 (en) Separation membrane having excellent antifouling properties for water treatment and manufacturing method thereof
JP2008100214A (ja) 耐酸化性の複合逆浸透膜
CN115942988A (zh) 耐久性和抗污性优异的聚酰胺反渗透膜及其制备方法
US20150328592A1 (en) Thin film composite reserve osmosis membrane with antifouling properties and method of preparation of the same
CN108786498B (zh) 一种表面改性制备抗粘附抗生物污染反渗透膜及制备方法
CN112827368B (zh) 抗污染反渗透膜及其制备方法
ES2811675B2 (es) Membrana de ósmosis inversa resistente a las incrustaciones, procedimiento de fabricación de la misma y módulo de ósmosis inversa resistente a las incrustaciones que la incluye
CN110354682A (zh) 一种抗生物污染反渗透膜及其制备方法和应用
WO2011149573A1 (en) Polyamide membrane with coating comprising polyalkylene oxide and oxy- substituted phenyl compounds
KR20050004788A (ko) 투과성이 개선된 반투막의 제조방법
Wang et al. Biguanidine functional chitooligosaccharide modified reverse osmosis membrane with improved anti-biofouling property
KR20010100304A (ko) 건식 역삼투 분리막의 제조방법
KR100477584B1 (ko) 역삼투분리막의후처리공정
JPH1128344A (ja) 逆浸透複合膜及びその製造方法

Legal Events

Date Code Title Description
A977 Report on retrieval

Free format text: JAPANESE INTERMEDIATE CODE: A971007

Effective date: 20101021

A131 Notification of reasons for refusal

Free format text: JAPANESE INTERMEDIATE CODE: A131

Effective date: 20101214

TRDD Decision of grant or rejection written
A01 Written decision to grant a patent or to grant a registration (utility model)

Free format text: JAPANESE INTERMEDIATE CODE: A01

Effective date: 20110830

A01 Written decision to grant a patent or to grant a registration (utility model)

Free format text: JAPANESE INTERMEDIATE CODE: A01

A61 First payment of annual fees (during grant procedure)

Free format text: JAPANESE INTERMEDIATE CODE: A61

Effective date: 20110929

FPAY Renewal fee payment (event date is renewal date of database)

Free format text: PAYMENT UNTIL: 20141007

Year of fee payment: 3

R150 Certificate of patent or registration of utility model

Ref document number: 4838352

Country of ref document: JP

Free format text: JAPANESE INTERMEDIATE CODE: R150

Free format text: JAPANESE INTERMEDIATE CODE: R150

R250 Receipt of annual fees

Free format text: JAPANESE INTERMEDIATE CODE: R250

R250 Receipt of annual fees

Free format text: JAPANESE INTERMEDIATE CODE: R250

R250 Receipt of annual fees

Free format text: JAPANESE INTERMEDIATE CODE: R250

R250 Receipt of annual fees

Free format text: JAPANESE INTERMEDIATE CODE: R250

R250 Receipt of annual fees

Free format text: JAPANESE INTERMEDIATE CODE: R250

R250 Receipt of annual fees

Free format text: JAPANESE INTERMEDIATE CODE: R250

LAPS Cancellation because of no payment of annual fees