ATE422959T1 - Verfahren zur verbesserung von membranen - Google Patents

Verfahren zur verbesserung von membranen

Info

Publication number
ATE422959T1
ATE422959T1 AT05777913T AT05777913T ATE422959T1 AT E422959 T1 ATE422959 T1 AT E422959T1 AT 05777913 T AT05777913 T AT 05777913T AT 05777913 T AT05777913 T AT 05777913T AT E422959 T1 ATE422959 T1 AT E422959T1
Authority
AT
Austria
Prior art keywords
membranes
membrane
improvement
effecting
selectivity
Prior art date
Application number
AT05777913T
Other languages
English (en)
Inventor
Sophia Belfer
Rosalia Fainstein
Luba Kesselman
Charles Linder
Original Assignee
Univ Ben Gurion
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 Univ Ben Gurion filed Critical Univ Ben Gurion
Application granted granted Critical
Publication of ATE422959T1 publication Critical patent/ATE422959T1/de

Links

Classifications

    • 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
    • B01D67/00931—Chemical modification by introduction of specific groups after membrane formation, e.g. by grafting
    • 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
    • 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
    • B01D2323/38—Graft polymerization
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00—Treatment of water, waste water, or sewage
    • C02F1/44—Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis
    • C02F1/441—Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis by reverse osmosis

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Inorganic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Health & Medical Sciences (AREA)
  • Transplantation (AREA)
  • Separation Using Semi-Permeable Membranes (AREA)
  • Graft Or Block Polymers (AREA)
  • Diaphragms For Electromechanical Transducers (AREA)
  • Treatments Of Macromolecular Shaped Articles (AREA)
  • Formation Of Insulating Films (AREA)
  • Superconductors And Manufacturing Methods Therefor (AREA)
  • Separation, Recovery Or Treatment Of Waste Materials Containing Plastics (AREA)
AT05777913T 2004-09-19 2005-09-04 Verfahren zur verbesserung von membranen ATE422959T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IL164122A IL164122A (en) 2004-09-19 2004-09-19 Process for improving membranes

Publications (1)

Publication Number Publication Date
ATE422959T1 true ATE422959T1 (de) 2009-03-15

Family

ID=35355914

Family Applications (1)

Application Number Title Priority Date Filing Date
AT05777913T ATE422959T1 (de) 2004-09-19 2005-09-04 Verfahren zur verbesserung von membranen

Country Status (6)

Country Link
US (1) US7677398B2 (de)
EP (1) EP1807182B1 (de)
AT (1) ATE422959T1 (de)
DE (1) DE602005012854D1 (de)
IL (1) IL164122A (de)
WO (1) WO2006030411A1 (de)

Families Citing this family (36)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA2649358C (en) * 2006-04-11 2016-05-24 Massachusetts Institute Of Technology Fouling resistant membranes formed with polyacrylonitrile graft copolymers
US20070251883A1 (en) * 2006-04-28 2007-11-01 Niu Q Jason Reverse Osmosis Membrane with Branched Poly(Alkylene Oxide) Modified Antifouling Surface
CN100478056C (zh) * 2006-08-25 2009-04-15 贵阳时代汇通膜科技有限公司 耐氧化复合反渗透膜
US9144824B2 (en) * 2006-11-10 2015-09-29 The Regents Of The University Of California Atmospheric pressure plasma-induced graft polymerization
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
US8241549B2 (en) * 2008-08-07 2012-08-14 Frankel Thomas E Fluorinated elastomeric gas diffuser membrane
US7815987B2 (en) * 2008-12-04 2010-10-19 Dow Global Technologies Inc. Polyamide membrane with coating of polyalkylene oxide and polyacrylamide compounds
EP2382032A1 (de) * 2009-01-29 2011-11-02 Ben-Gurion University Of The Negev Research And Development Authority Verfahren zur modifizierung von verbundmembranen f?r fl?ssigkeitstrennungen
JP5745512B2 (ja) 2009-06-29 2015-07-08 ナノエイチツーオー・インコーポレーテッド 窒素添加剤を含む改良された混成ｔｆｃｒｏ膜
US8530002B1 (en) 2010-01-07 2013-09-10 Sandia Corporation Methods for attaching polymerizable ceragenins to water treatment membranes using silane linkages
WO2011112351A1 (en) 2010-03-10 2011-09-15 Dow Global Technologies Llc Polyamide membrane with a coating comprising polyalkylene oxide and acetophenone compounds
WO2011136865A1 (en) 2010-04-26 2011-11-03 Dow Global Technologies Llc Polyamide membrane with a coating comprising polyalkylene oxide and triazine compounds
US8646616B2 (en) 2010-05-24 2014-02-11 Dow Global Technologies Llc Composite membrane with coating comprising polyalkylene oxide and imidazol compounds
WO2011149573A1 (en) 2010-05-24 2011-12-01 Dow Global Technologies Llc Polyamide membrane with coating comprising polyalkylene oxide and oxy- substituted phenyl compounds
US8733558B2 (en) 2010-05-24 2014-05-27 Dow Global Technologies Llc Composite membrane with coating comprising polyalkylene oxide and biguanide-type compounds
US8857629B2 (en) 2010-07-15 2014-10-14 International Business Machines Corporation Composite membrane with multi-layered active layer
US8727135B2 (en) 2010-09-01 2014-05-20 International Business Machines Corporation Composite filtration membranes and methods of preparation thereof
US8709536B2 (en) 2010-09-01 2014-04-29 International Business Machines Corporation Composite filtration membranes and methods of preparation thereof
US9022227B2 (en) * 2011-03-21 2015-05-05 International Business Machines Corporation Composite membranes and methods of preparation thereof
US9561474B2 (en) 2012-06-07 2017-02-07 International Business Machines Corporation Composite membrane with multi-layered active layer
JP2014065022A (ja) 2012-09-27 2014-04-17 Toshiba Corp 脱塩処理膜
CN103917288B (zh) * 2012-11-05 2016-02-03 Lg化学株式会社 具有改善的防污性能的聚酰胺水处理分离膜及其制备方法
CN104994938A (zh) 2012-12-17 2015-10-21 巴斯夫欧洲公司 具有增强通量的过滤系统和膜及其制备方法
US10384167B2 (en) 2013-11-21 2019-08-20 Oasys Water LLC Systems and methods for improving performance of osmotically driven membrane systems
CN105916573A (zh) 2014-01-31 2016-08-31 陶氏环球技术有限责任公司 包括纤维素基季铵涂层的复合聚酰胺膜
US9861940B2 (en) 2015-08-31 2018-01-09 Lg Baboh2O, Inc. Additives for salt rejection enhancement of a membrane
JP2019504446A (ja) * 2015-12-18 2019-02-14 ケミラ ユルキネン オサケイティエＫｅｍｉｒａ Ｏｙｊ 微生物燃料電池及びその使用方法
US9737859B2 (en) 2016-01-11 2017-08-22 Lg Nanoh2O, Inc. Process for improved water flux through a TFC membrane
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
CN109414660A (zh) * 2016-06-29 2019-03-01 东丽株式会社 复合半透膜及复合半透膜的制造方法
EP3278866A1 (de) 2016-08-05 2018-02-07 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Trennmodul und verfahren zur aufreinigung fluider medien
CN112808006B (zh) * 2021-01-08 2023-03-10 天津大学 高截留率共价有机框架膜及其原料组合物、制备方法
CN113457449B (zh) * 2021-07-26 2022-05-24 中国海洋大学 一种具有多价/单价盐选择性的聚酰胺纳滤膜及其制备方法
CN114307685B (zh) * 2021-11-16 2022-11-11 中国科学院生态环境研究中心 一种基于小分子醇自由基的聚酰胺复合膜高通量改性方法
CN115569536B (zh) * 2022-09-28 2023-04-28 浙江大学 一种抗污染超滤膜及其制备方法和应用

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3929648C1 (de) * 1989-09-06 1990-11-29 Sartorius Gmbh, 3400 Goettingen, De
US4964998A (en) * 1989-12-13 1990-10-23 Filmtec Corporation Use of treated composite polyamide membranes to separate concentrated solute
US5021160A (en) * 1990-01-09 1991-06-04 Gelman Sciences, Inc. Strongly acidic microporous membranes for cation exchange
US5039420A (en) * 1990-08-16 1991-08-13 Elias Klein Hydrophilic semipermeable membranes based on copolymers of acrylonitrile and hydroxyalkyl esters of (meth) acrylic acid
EP0527992B1 (de) * 1991-03-06 1998-02-18 Sartorius Ag Verfahren zur oberflächenmodifizierung von als mikroporöse membran ausgebildeten formkörpern, damit hergestellte formkörper und deren verwendung für die adsorptive stofftrennung
US6280853B1 (en) * 1999-06-10 2001-08-28 The Dow Chemical Company Composite membrane with polyalkylene oxide modified polyamide surface
FR2831818B1 (fr) * 2001-11-08 2004-07-16 Oreal Composition oxydante pour le traitement des fibres keratiniques comprenant une silicone aminee particuliere

Also Published As

Publication number Publication date
US20080269417A1 (en) 2008-10-30
EP1807182B1 (de) 2009-02-18
IL164122A0 (en) 2005-12-18
DE602005012854D1 (de) 2009-04-02
IL164122A (en) 2009-09-22
EP1807182A1 (de) 2007-07-18
US7677398B2 (en) 2010-03-16
WO2006030411A1 (en) 2006-03-23

Similar Documents

Publication Publication Date Title
ATE422959T1 (de) Verfahren zur verbesserung von membranen
Puspitasari et al. Cleaning and ageing effect of sodium hypochlorite on polyvinylidene fluoride (PVDF) membrane
Rana et al. Low fouling and improved chlorine resistant thin film composite reverse osmosis membranes by cerium (IV)/polyvinyl alcohol mediated surface modification
WO2005102503A8 (en) Pervaporation composite membranes
RS51297B (sr) Proces izdvajanja tirozola i hidroksitirozola iz otpadnih voda uljara i metod katalitičke oksidacije radi konverzije tirozola u hidroksitirozol
TW200744744A (en) An agent for increasing rejection with a nano filtration membrane or a reverse osmosis membrane, a process for increasing rejection, a nano filtration membrane or a reverse osmosis membrane, a process for treating water and an apparatus for treating wate
WO2007001405A3 (en) High flux and low fouling filtration media
US20110253621A1 (en) Method of manufacturing hydrophilic membrane having improved antifouling property and hydrophilic membrane manufactured by the method
WO2007073207A8 (en) A method and a system for performing maintenance on a membrane used for pressure retarded osmosis
ATE521645T1 (de) Verfahren zur herstellung von polymeren
WO2009025900A3 (en) High flux fluid separation membranes comprising a cellulose or cellulose derivative layer
DK1891298T3 (da) Vand-oversvömmende-fremgangsmåde
WO2010082194A3 (en) Solvent and acid stable membranes, methods of manufacture thereof and methods of use thereof inter alia for separating metal ions from liquid process streams
Raval et al. Rejuvenation of discarded RO membrane for new applications
WO2007046095A3 (en) Methods for testing the integrity of membranes and optically or electrochemically detectable nanoprobes thereof
KR102002917B1 (ko) 역삼투 멤브레인 또는 나노필터 멤브레인 및 이의 제조 방법
PH12019500565A1 (en) Containerized desalination system
WO2010045430A3 (en) Dual-layer hollow fibers with enhanced flux as forward osmosis membranes for water reuses and protein enrichment
JP6145982B2 (ja) 複合半透膜の製造方法および複合半透膜
WO2015197973A8 (fr) Procédé de traitement d'un flux d'eaux usées par filtration basse pression
EA201070222A1 (ru) Регенерация формиатных рассолов
JP2006272135A5 (de)
da Silva et al. Rejuvenating polyamide reverse osmosis membranes by tannic acid treatment
Jun et al. Surface modification of TFC FO membrane using N-isopropylacrylamide (NIPAM) to enhance fouling resistance and cleaning efficiency
US8550256B1 (en) Filtration membrane with covalently grafted fouling-resistant polymer

Legal Events

Date Code Title Description
RER Ceased as to paragraph 5 lit. 3 law introducing patent treaties