DE2633812A1 - Verfahren zur herstellung von abgestuetzten anisotropen membranen aus synthetischen polyamiden fuer die umgekehrte osmose - Google Patents

Verfahren zur herstellung von abgestuetzten anisotropen membranen aus synthetischen polyamiden fuer die umgekehrte osmose

Info

Publication number
DE2633812A1
DE2633812A1 DE19762633812 DE2633812A DE2633812A1 DE 2633812 A1 DE2633812 A1 DE 2633812A1 DE 19762633812 DE19762633812 DE 19762633812 DE 2633812 A DE2633812 A DE 2633812A DE 2633812 A1 DE2633812 A1 DE 2633812A1
Authority
DE
Germany
Prior art keywords
water
carrier
membranes
acid
soluble
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.)
Granted
Application number
DE19762633812
Other languages
German (de)
English (en)
Other versions
DE2633812C2 (enExample
Inventor
Antonio Dr Chiolle
Giuseppe Dr Gianotti
Gianfranco Parrini
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.)
Consiglio Nazionale delle Richerche CNR
Montedison SpA
Original Assignee
Consiglio Nazionale delle Richerche CNR
Montedison SpA
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 Consiglio Nazionale delle Richerche CNR, Montedison SpA filed Critical Consiglio Nazionale delle Richerche CNR
Publication of DE2633812A1 publication Critical patent/DE2633812A1/de
Application granted granted Critical
Publication of DE2633812C2 publication Critical patent/DE2633812C2/de
Granted legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G69/00—Macromolecular compounds obtained by reactions forming a carboxylic amide link in the main chain of the macromolecule
    • C08G69/02—Polyamides derived from amino-carboxylic acids or from polyamines and polycarboxylic acids
    • C08G69/26—Polyamides derived from amino-carboxylic acids or from polyamines and polycarboxylic acids derived from polyamines and polycarboxylic acids
    • 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
    • B01D69/10—Supported membranes; Membrane supports
    • B01D69/107—Organic support material
    • 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
    • B01D69/10—Supported membranes; Membrane supports
    • B01D69/108—Inorganic support material
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Inorganic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Separation Using Semi-Permeable Membranes (AREA)
  • Laminated Bodies (AREA)
DE19762633812 1975-07-30 1976-07-28 Verfahren zur herstellung von abgestuetzten anisotropen membranen aus synthetischen polyamiden fuer die umgekehrte osmose Granted DE2633812A1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT25908/75A IT1040274B (it) 1975-07-30 1975-07-30 Procedimento di preparazione di membrane anisotrope supportate per osmosi inversa a base di poliammidi sintetiche

Publications (2)

Publication Number Publication Date
DE2633812A1 true DE2633812A1 (de) 1977-02-17
DE2633812C2 DE2633812C2 (enExample) 1987-07-30

Family

ID=11218105

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19762633812 Granted DE2633812A1 (de) 1975-07-30 1976-07-28 Verfahren zur herstellung von abgestuetzten anisotropen membranen aus synthetischen polyamiden fuer die umgekehrte osmose

Country Status (10)

Country Link
US (1) US4230583A (enExample)
JP (1) JPS6057361B2 (enExample)
BE (1) BE844637A (enExample)
CA (1) CA1076427A (enExample)
DE (1) DE2633812A1 (enExample)
FR (1) FR2322637A1 (enExample)
GB (1) GB1532459A (enExample)
IL (1) IL50135A (enExample)
IT (1) IT1040274B (enExample)
NL (1) NL185133C (enExample)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0068459A1 (en) * 1981-06-25 1983-01-05 E.I. Du Pont De Nemours And Company Reverse osmosis membrane preparation
EP0077691A1 (en) * 1981-10-21 1983-04-27 E.I. Du Pont De Nemours And Company Supported reverse osmosis membranes
EP0082433A3 (en) * 1981-12-17 1983-08-31 Hoechst Aktiengesellschaft Hydrophilic asymmetrical macroporous membrane of a synthetic polymerizate
AT375024B (de) * 1978-05-15 1984-06-25 Pall Corp Filterelement
WO2012069099A1 (de) * 2010-11-26 2012-05-31 Carl Freudenberg Kg Membranträger, dessen verwendung und verfahren zur herstellung flüssig applizierter polymermembranen mit einem derartigen membranträger

Families Citing this family (75)

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DE2808222C3 (de) * 1978-02-25 1981-09-03 Battelle-Institut E.V., 6000 Frankfurt Verfahren zur Herstellung von Composite-Membranen
JPS57174107A (en) * 1981-04-20 1982-10-26 Teijin Ltd Production of permselective membrane
US4454176A (en) * 1981-10-21 1984-06-12 E. I. Du Pont De Nemours And Company Supported reverse osmosis membranes
JPS59160506A (ja) * 1983-02-28 1984-09-11 Kuraray Co Ltd 複合中空糸分離膜およびその製造法
US4879044A (en) * 1987-10-14 1989-11-07 Exxon Research And Engineering Company Highly aromatic anisotropic polyurea/urethane membranes and their use for the separation of aromatics from non aromatics
US4828773A (en) * 1987-10-14 1989-05-09 Exxon Research And Engineering Company Highly aromatic anisotropic polyurea/urethane membranes and their use for the separation of aromatics from non-aromatics
US4861628A (en) * 1987-10-14 1989-08-29 Exxon Research And Engineering Company Thin film composite membrane prepared by suspension deposition
US5028329A (en) * 1989-02-10 1991-07-02 Separem S.P.A. Process for preparing reverse-osmosis membrane, and membrane obtained with the process
US5053133A (en) * 1990-02-09 1991-10-01 Elias Klein Affinity separation with activated polyamide microporous membranes
US5762798A (en) * 1991-04-12 1998-06-09 Minntech Corporation Hollow fiber membranes and method of manufacture
USRE36914E (en) * 1992-10-07 2000-10-17 Minntech Corp Dialysate filter including an asymmetric microporous, hollow fiber membrane incorporating a polyimide
CA2639642C (en) 1996-12-20 2013-01-15 Siemens Water Technologies Corp. Scouring method
US6596112B1 (en) * 2000-10-20 2003-07-22 Pall Corporation Laminates of asymmetric membranes
AUPR143400A0 (en) 2000-11-13 2000-12-07 Usf Filtration And Separations Group Inc. Modified membranes
AUPR421501A0 (en) 2001-04-04 2001-05-03 U.S. Filter Wastewater Group, Inc. Potting method
AUPR584301A0 (en) 2001-06-20 2001-07-12 U.S. Filter Wastewater Group, Inc. Membrane polymer compositions
AUPR692401A0 (en) 2001-08-09 2001-08-30 U.S. Filter Wastewater Group, Inc. Method of cleaning membrane modules
US7247238B2 (en) 2002-02-12 2007-07-24 Siemens Water Technologies Corp. Poly(ethylene chlorotrifluoroethylene) membranes
AUPS300602A0 (en) 2002-06-18 2002-07-11 U.S. Filter Wastewater Group, Inc. Methods of minimising the effect of integrity loss in hollow fibre membrane modules
US7938966B2 (en) 2002-10-10 2011-05-10 Siemens Water Technologies Corp. Backwash method
AU2002953111A0 (en) 2002-12-05 2002-12-19 U. S. Filter Wastewater Group, Inc. Mixing chamber
AU2003903507A0 (en) 2003-07-08 2003-07-24 U. S. Filter Wastewater Group, Inc. Membrane post-treatment
EP1677898B1 (en) * 2003-08-29 2016-03-09 Evoqua Water Technologies LLC Backwash
NZ546959A (en) * 2003-11-14 2008-03-28 Siemens Water Tech Corp Improved cleaning method for a porous membrane filtration module
US8758621B2 (en) * 2004-03-26 2014-06-24 Evoqua Water Technologies Llc Process and apparatus for purifying impure water using microfiltration or ultrafiltration in combination with reverse osmosis
JP2007535398A (ja) * 2004-04-22 2007-12-06 シーメンス ウォーター テクノロジース コーポレイション 有機物質を消化するためのメンブレンバイオリアクタおよび処理槽を含む濾過装置ならびに廃液処理方法
CA2571498A1 (en) 2004-07-02 2006-01-12 U.S. Filter Wastewater Group, Inc. Gas transfer membrane
CA2571502A1 (en) 2004-07-05 2006-01-12 U.S. Filter Wastewater Group, Inc. Hydrophilic membranes
CA2577137C (en) 2004-08-20 2014-04-22 Siemens Water Technologies Corp. Membrane modules with gas and filtrate conduits and racks formed therefrom
WO2006026814A1 (en) 2004-09-07 2006-03-16 Siemens Water Technologies Corp. Reduction of backwash liquid waste
AU2005284677B2 (en) * 2004-09-14 2010-12-23 Evoqua Water Technologies Llc Methods and apparatus for removing solids from a membrane module
CN100548452C (zh) 2004-09-15 2009-10-14 西门子水技术公司 一种薄膜过滤系统以及控制薄膜过滤系统中积垢的方法
US7591950B2 (en) 2004-11-02 2009-09-22 Siemens Water Technologies Corp. Submerged cross-flow filtration
MY141919A (en) 2004-12-03 2010-07-30 Siemens Water Tech Corp Membrane post treatment
US8758622B2 (en) * 2004-12-24 2014-06-24 Evoqua Water Technologies Llc Simple gas scouring method and apparatus
SG150505A1 (en) * 2004-12-24 2009-03-30 Siemens Water Tech Corp Cleaning in membrane filtration systems
RU2289470C2 (ru) * 2005-03-03 2006-12-20 ЗАО "Научно-технический центр "Владипор" Мембранный трубчатый фильтрующий элемент и способ его получения
WO2006116797A1 (en) 2005-04-29 2006-11-09 Siemens Water Technologies Corp. Chemical clean for membrane filter
WO2007006104A1 (en) 2005-07-14 2007-01-18 Siemens Water Technologies Corp. Monopersulfate treatment of membranes
US8858796B2 (en) 2005-08-22 2014-10-14 Evoqua Water Technologies Llc Assembly for water filtration using a tube manifold to minimise backwash
US20070138090A1 (en) 2005-10-05 2007-06-21 Jordan Edward J Method and apparatus for treating wastewater
WO2007044345A2 (en) 2005-10-05 2007-04-19 Siemens Water Technologies Corp. Method and apparatus for treating wastewater
WO2007065229A1 (en) * 2005-12-09 2007-06-14 Siemens Water Technologies Corp. Reduced backwash volume process
JP2009523062A (ja) * 2006-01-12 2009-06-18 シーメンス・ウォーター・テクノロジーズ・コーポレーション ろ過プロセスにおける改良型運転方法
US7455765B2 (en) 2006-01-25 2008-11-25 Siemens Water Technologies Corp. Wastewater treatment system and method
NZ574487A (en) * 2006-07-14 2011-11-25 Siemens Water Tech Corp Increasing the water permeability of porous polymeric membranes using monopersulfate and halide ions
CN101511455B (zh) * 2006-08-31 2013-07-03 西门子工业公司 低压回洗
US8293098B2 (en) * 2006-10-24 2012-10-23 Siemens Industry, Inc. Infiltration/inflow control for membrane bioreactor
AU2008215180A1 (en) * 2007-02-16 2008-08-21 Siemens Industry, Inc. Membrane filtration process and design
CA2682707C (en) 2007-04-02 2014-07-15 Siemens Water Technologies Corp. Improved infiltration/inflow control for membrane bioreactor
US9764288B2 (en) 2007-04-04 2017-09-19 Evoqua Water Technologies Llc Membrane module protection
AU2008235254B2 (en) * 2007-04-04 2012-08-30 Evoqua Water Technologies Llc Membrane module protection
CA2686937A1 (en) * 2007-05-29 2008-12-04 Siemens Water Technologies Corp. Membrane cleaning using an airlift pump
EP3078411B1 (en) 2007-05-29 2020-11-04 Rohm & Haas Electronic Materials Singapore Pte. Ltd Membrane cleaning with pulsed airlift pump
WO2009000035A1 (en) * 2007-06-28 2008-12-31 Siemens Water Technologies Corp. Cleaning method for simple filtration systems
CA2731774A1 (en) * 2008-07-24 2010-01-28 Siemens Water Technologies Corp. Frame system for membrane filtration modules
EP2313172A4 (en) * 2008-08-14 2013-03-13 Siemens Industry Inc BLOCK CONFIGURATION FOR DISTILLATION ON LARGE SCALE MEMBRANE
CA2734796A1 (en) * 2008-08-20 2010-02-25 Siemens Water Technologies Corp. Improved membrane system backwash energy efficiency
SG188790A1 (en) * 2009-06-02 2013-04-30 Siemens Industry Inc Membrane cleaning with pulsed gas slugs and global aeration
AU2010257526A1 (en) 2009-06-11 2012-01-12 Siemens Industry, Inc Methods for cleaning a porous polymeric membrane and a kit for cleaning a porous polymeric membrane
US20110147308A1 (en) * 2009-12-21 2011-06-23 Siemens Water Technologies Corp. Charged Porous Polymeric Membranes and Their Preparation
ES2738898T3 (es) 2010-04-30 2020-01-27 Evoqua Water Tech Llc Dispositivo de distribución de flujo de fluido
WO2012040412A1 (en) 2010-09-24 2012-03-29 Siemens Industry, Inc. Fluid control manifold for membrane filtration system
CN102302901A (zh) * 2011-06-10 2012-01-04 南京帝膜净水材料开发有限公司 一种提高聚酰胺反渗透复合膜水通量的方法
AU2013200808B2 (en) 2011-09-30 2014-11-06 Evoqua Water Technologies Llc Isolation valve
US9604166B2 (en) 2011-09-30 2017-03-28 Evoqua Water Technologies Llc Manifold arrangement
US9533261B2 (en) 2012-06-28 2017-01-03 Evoqua Water Technologies Llc Potting method
AU2013315547A1 (en) 2012-09-14 2015-02-26 Evoqua Water Technologies Llc A polymer blend for membranes
WO2014052071A1 (en) 2012-09-26 2014-04-03 Evoqua Water Technologies Llc Membrane securement device
AU2013231145B2 (en) 2012-09-26 2017-08-17 Evoqua Water Technologies Llc Membrane potting methods
AU2013101765A4 (en) 2012-09-27 2016-10-13 Evoqua Water Technologies Llc Gas Scouring Apparatus for Immersed Membranes
EP3052221B1 (en) 2013-10-02 2022-12-14 Rohm & Haas Electronic Materials Singapore Pte. Ltd Device for repairing a membrane filtration module
US10322375B2 (en) 2015-07-14 2019-06-18 Evoqua Water Technologies Llc Aeration device for filtration system
TWI694804B (zh) * 2019-03-22 2020-06-01 心王股份有限公司 單一火排可同時提供烤箱及無煙烤肉爐功能的複合式爐具
CN115445456B (zh) * 2022-09-30 2024-03-19 沃顿科技股份有限公司 一种高通量反渗透复合膜的制备方法

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2421353A1 (de) * 1973-05-07 1974-11-21 Montedison Spa Polypiperazinamide und ihre verwendung

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US3526588A (en) * 1967-09-21 1970-09-01 Amicon Corp Macromolecular fractionation process
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US3615024A (en) * 1968-08-26 1971-10-26 Amicon Corp High flow membrane
US3567632A (en) * 1968-09-04 1971-03-02 Du Pont Permselective,aromatic,nitrogen-containing polymeric membranes
JPS523343B2 (enExample) * 1972-04-28 1977-01-27
US3884801A (en) * 1972-05-02 1975-05-20 Us Interior Preparation of reverse osmosis membranes by complete evaporation of the solvent system
US3822202A (en) * 1972-07-20 1974-07-02 Du Pont Heat treatment of membranes of selected polyimides,polyesters and polyamides
FR2201911B1 (enExample) * 1972-07-20 1974-12-27 Rhone Poulenc Sa
DK143986C (da) * 1973-04-12 1982-04-26 Berghof Forschungsinst Fremgangsmaade til fremstilling af uoploeselige asymmetriske polyimidmembraner
US3935172A (en) * 1974-05-20 1976-01-27 The United States Of America As Represented By The Secretary Of The Interior Regular copolyamides as desalination membranes
US3969452A (en) * 1974-08-08 1976-07-13 The United States Of America As Represented By The Secretary Of The Department Of The Interior Method for casting and handling ultra-thin reverse osmosis membranes

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DE2421353A1 (de) * 1973-05-07 1974-11-21 Montedison Spa Polypiperazinamide und ihre verwendung

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AT375024B (de) * 1978-05-15 1984-06-25 Pall Corp Filterelement
EP0068459A1 (en) * 1981-06-25 1983-01-05 E.I. Du Pont De Nemours And Company Reverse osmosis membrane preparation
EP0077691A1 (en) * 1981-10-21 1983-04-27 E.I. Du Pont De Nemours And Company Supported reverse osmosis membranes
EP0082433A3 (en) * 1981-12-17 1983-08-31 Hoechst Aktiengesellschaft Hydrophilic asymmetrical macroporous membrane of a synthetic polymerizate
WO2012069099A1 (de) * 2010-11-26 2012-05-31 Carl Freudenberg Kg Membranträger, dessen verwendung und verfahren zur herstellung flüssig applizierter polymermembranen mit einem derartigen membranträger

Also Published As

Publication number Publication date
NL7608257A (nl) 1977-02-01
FR2322637B1 (enExample) 1982-02-05
IL50135A0 (en) 1976-09-30
US4230583A (en) 1980-10-28
NL185133B (nl) 1989-09-01
FR2322637A1 (fr) 1977-04-01
GB1532459A (en) 1978-11-15
IT1040274B (it) 1979-12-20
JPS6057361B2 (ja) 1985-12-14
NL185133C (nl) 1990-02-01
BE844637A (fr) 1977-01-31
CA1076427A (en) 1980-04-29
JPS5216486A (en) 1977-02-07
IL50135A (en) 1979-03-12
DE2633812C2 (enExample) 1987-07-30

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