ATE492334T1 - Verfahren zur herstellung von hochasymmetrischen ultrafiltrationsmembranen - Google Patents

Verfahren zur herstellung von hochasymmetrischen ultrafiltrationsmembranen

Info

Publication number
ATE492334T1
ATE492334T1 AT07110923T AT07110923T ATE492334T1 AT E492334 T1 ATE492334 T1 AT E492334T1 AT 07110923 T AT07110923 T AT 07110923T AT 07110923 T AT07110923 T AT 07110923T AT E492334 T1 ATE492334 T1 AT E492334T1
Authority
AT
Austria
Prior art keywords
membranes
highly asymmetric
ultrafiltration membranes
producing highly
pores
Prior art date
Application number
AT07110923T
Other languages
English (en)
Inventor
I-Fan Wang
Jerome F Ditter
Richard A Morris
Robert Kesting
Original Assignee
Pall Corp
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 Pall Corp filed Critical Pall Corp
Application granted granted Critical
Publication of ATE492334T1 publication Critical patent/ATE492334T1/de

Links

Classifications

    • 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
    • B01D71/66—Polymers having sulfur in the main chain, with or without nitrogen, oxygen or carbon only
    • B01D71/68—Polysulfones; Polyethersulfones
    • 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
    • B01D67/0002—Organic membrane manufacture
    • B01D67/0009—Organic membrane manufacture by phase separation, sol-gel transition, evaporation or solvent quenching
    • B01D67/0011—Casting solutions therefor
    • B01D67/00111—Polymer pretreatment in the casting solutions
    • 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
    • B01D2325/00—Details relating to properties of membranes
    • B01D2325/02—Details relating to pores or porosity of the membranes
    • B01D2325/022—Asymmetric membranes
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2325/00—Details relating to properties of membranes
    • B01D2325/34—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
    • 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/249921—Web or sheet containing structurally defined element or component
    • Y10T428/249953—Composite having voids in a component [e.g., porous, cellular, etc.]
    • Y10T428/249961—With gradual property change within a component
    • 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/249921—Web or sheet containing structurally defined element or component
    • Y10T428/249953—Composite having voids in a component [e.g., porous, cellular, etc.]
    • Y10T428/249987—With nonvoid component of specified composition
    • Y10T428/249988—Of about the same composition as, and adjacent to, the void-containing component
    • Y10T428/249989—Integrally formed skin

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Dispersion Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Separation Using Semi-Permeable Membranes (AREA)
AT07110923T 1997-07-08 1998-07-07 Verfahren zur herstellung von hochasymmetrischen ultrafiltrationsmembranen ATE492334T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US08/889,414 US5958989A (en) 1997-07-08 1997-07-08 Highly asymmetric ultrafiltration membranes

Publications (1)

Publication Number Publication Date
ATE492334T1 true ATE492334T1 (de) 2011-01-15

Family

ID=25395047

Family Applications (1)

Application Number Title Priority Date Filing Date
AT07110923T ATE492334T1 (de) 1997-07-08 1998-07-07 Verfahren zur herstellung von hochasymmetrischen ultrafiltrationsmembranen

Country Status (8)

Country Link
US (2) US5958989A (de)
EP (2) EP1842581B1 (de)
JP (1) JP4388225B2 (de)
AT (1) ATE492334T1 (de)
AU (1) AU744080B2 (de)
CA (1) CA2293802A1 (de)
DE (1) DE69842074D1 (de)
WO (1) WO1999002246A1 (de)

Families Citing this family (50)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6277281B1 (en) * 1994-03-04 2001-08-21 Usf Filtration And Separations Group Inc. Large pore synthetic polymer membranes
ATE295223T1 (de) * 1994-03-04 2005-05-15 Pall Corp Gross-porige membranen aus synthetischen polymeren
US6045899A (en) 1996-12-12 2000-04-04 Usf Filtration & Separations Group, Inc. Highly assymetric, hydrophilic, microfiltration membranes having large pore diameters
US20010048738A1 (en) * 1997-04-03 2001-12-06 Sbc Technology Resourses, Inc. Profile management system including user interface for accessing and maintaining profile data of user subscribed telephony services
US6274041B1 (en) 1998-12-18 2001-08-14 Kimberly-Clark Worldwide, Inc. Integrated filter combining physical adsorption and electrokinetic adsorption
US6537614B1 (en) 1998-12-18 2003-03-25 Kimberly-Clark Worldwide, Inc. Cationically charged coating on hydrophobic polymer fibers with poly (vinyl alcohol) assist
US6056903A (en) * 1999-02-08 2000-05-02 Osmonics, Inc. Preparation of polyethersulfone membranes
US7108791B2 (en) * 1999-09-14 2006-09-19 Millipore Corporation High-resolution virus removal methodology and filtration capsule useful therefor
US6645388B2 (en) 1999-12-22 2003-11-11 Kimberly-Clark Corporation Leukocyte depletion filter media, filter produced therefrom, method of making same and method of using same
US7942274B2 (en) * 2000-05-24 2011-05-17 Millipore Corporation High-throughput asymmetric membrane
US7229665B2 (en) * 2001-05-22 2007-06-12 Millipore Corporation Process of forming multilayered structures
US6612447B1 (en) 2000-07-24 2003-09-02 Baxter International Inc. Blood collection systems and filters using a porous membrane element
EP1417475A4 (de) * 2001-07-06 2006-06-28 454 Corp Verfahren zur isolierung unabhängiger, paralleler chemischer mikroreaktionen unter verwendung eines porösen filters
US20040060867A1 (en) * 2002-09-27 2004-04-01 Bmc Industries, Inc. Membrane support devices and methods of manufacturing
US7229580B2 (en) * 2003-05-05 2007-06-12 Porogen Corporation Preparation of porous poly(aryl ether) articles and use thereof
KR100850116B1 (ko) 2006-03-06 2008-08-04 웅진케미칼 주식회사 에어 응고법에 의한 폴리에테르술폰 멤브레인의 제조방법
JP5065379B2 (ja) * 2006-05-06 2012-10-31 メムブラーナ ゲゼルシャフト ミット ベシュレンクテル ハフツング 限外濾過膜
US20070272608A1 (en) * 2006-05-24 2007-11-29 Clark Mark M Colloidal polysulfone fibers
US9346021B2 (en) * 2008-12-02 2016-05-24 Membrane Distillation Desalination Ltd., Co. Composite membranes for membrane distillation and related methods of manufacture
US8840791B2 (en) 2011-09-01 2014-09-23 Pall Corporation Multilayer microfiltration membrane
US9005496B2 (en) 2012-02-01 2015-04-14 Pall Corporation Asymmetric membranes
EP2636442A1 (de) 2012-03-05 2013-09-11 Gambro Lundia AB Ultrafiltrationsmembranen mit niedrigem Cut-off
US9248414B2 (en) 2012-03-30 2016-02-02 Pall Corporation Large pore polymeric membrane
US20130264277A1 (en) 2012-04-04 2013-10-10 Pall Corporation Antimicrobial filter
US20140339165A1 (en) 2013-05-14 2014-11-20 Pall Corporation High throughput membrane with rough surface
US9808770B2 (en) 2013-05-14 2017-11-07 Pall Corporation High throughput membrane with channels
US20140339164A1 (en) 2013-05-14 2014-11-20 Pall Corporation High throughput membrane
US10294267B2 (en) 2013-12-04 2019-05-21 Pall Corporation Membrane with surface channels
US20150190760A1 (en) 2014-01-06 2015-07-09 Pall Corporation Membrane with plurality of charges
US9302228B2 (en) 2014-02-28 2016-04-05 Pall Corporation Charged porous polymeric membrane with high void volume
US9610548B2 (en) 2014-02-28 2017-04-04 Pall Corporation Composite porous polymeric membrane with high void volume
US20150246320A1 (en) 2014-02-28 2015-09-03 Pall Corporation Porous polymeric membrane with high void volume
US9561473B2 (en) 2014-02-28 2017-02-07 Pall Corporation Charged hollow fiber membrane having hexagonal voids
US9446355B2 (en) 2014-02-28 2016-09-20 Pall Corporation Porous polymeric membrane with high void volume
US9776142B2 (en) 2014-02-28 2017-10-03 Pall Corporation Porous polymeric membrane with high void volume
US9737860B2 (en) 2014-02-28 2017-08-22 Pall Corporation Hollow fiber membrane having hexagonal voids
US9764292B2 (en) 2014-02-28 2017-09-19 Pall Corporation Porous polymeric membrane with high void volume
US9303133B2 (en) 2014-06-30 2016-04-05 Pall Corporation Hydrophilic membranes and method of preparation thereof (IV)
US9718924B2 (en) 2014-06-30 2017-08-01 Pall Corporation Hydrophilic block copolymers and membranes prepared therefrom (II)
US9394407B2 (en) 2014-06-30 2016-07-19 Pall Corporation Hydrophilic block copolymers and membranes prepared therefrom (I)
US9260569B2 (en) 2014-06-30 2016-02-16 Pall Corporation Hydrophilic block copolymers and method of preparation thereof (III)
US9469737B2 (en) 2014-08-20 2016-10-18 Pall Corporation Robust polymeric membrane
US9724649B2 (en) 2015-06-25 2017-08-08 Pall Corporation Self-wetting porous membranes (I)
US10239023B2 (en) 2015-06-25 2019-03-26 Pall Corporation Self-wetting porous membranes (II)
EP3574986A1 (de) 2018-05-30 2019-12-04 3M Innovative Properties Company Membran für kapillare mikrofiltration
EP3756754A1 (de) 2019-06-27 2020-12-30 3M Innovative Properties Company Reaktive additive in der herstellung von membranen
EP3756753B1 (de) 2019-06-27 2022-08-31 Sartorius Stedim Biotech GmbH Kombination von lösungsmitteln auf pyrrolidonbasis zur herstellung von porösen membranen
US20210147628A1 (en) 2019-11-19 2021-05-20 Kyoto University Hydrophilic polyimide, membranes prepared therefrom, and uses thereof
KR102525810B1 (ko) 2021-04-21 2023-04-26 한국화학연구원 다공성 불소계 분리막 및 이의 제조 방법
CN113842792A (zh) * 2021-09-18 2021-12-28 杭州科百特过滤器材有限公司 一种除病毒用不对称的pes滤膜及其制备方法

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4774039A (en) * 1980-03-14 1988-09-27 Brunswick Corporation Dispersing casting of integral skinned highly asymmetric polymer membranes
US4629563B1 (en) * 1980-03-14 1997-06-03 Memtec North America Asymmetric membranes
CA1202837A (en) * 1980-03-14 1986-04-08 Wolfgang J. Wrasidlo Asymmetric membranes and process therefor
JPS58132111A (ja) * 1982-01-29 1983-08-06 Asahi Chem Ind Co Ltd ポリスルホン中空糸
US4629583A (en) * 1985-06-11 1986-12-16 Jones And Vining, Incorporated Phosphorescent polymer-containing compositions and articles made therefrom
JPS61293502A (ja) * 1985-06-24 1986-12-24 Sumitomo Bakelite Co Ltd 血液浄化用分離膜
JPS6214905A (ja) 1985-07-15 1987-01-23 Fuji Photo Film Co Ltd 微孔性膜の製造方法
US4871494A (en) * 1986-08-15 1989-10-03 Permea, Inc. Process for forming asymmetric gas separation membranes having graded density skins
US5021893A (en) * 1987-12-17 1991-06-04 Duplitronics, Inc. High speed tape duplicating machine
ATE295223T1 (de) * 1994-03-04 2005-05-15 Pall Corp Gross-porige membranen aus synthetischen polymeren
US5522991A (en) * 1994-07-20 1996-06-04 Millipore Investment Holdings Limited Cellulosic ultrafiltration membrane

Also Published As

Publication number Publication date
DE69842074D1 (de) 2011-02-03
EP1842581B1 (de) 2010-12-22
JP4388225B2 (ja) 2009-12-24
US5958989A (en) 1999-09-28
CA2293802A1 (en) 1999-01-21
EP1842581A1 (de) 2007-10-10
WO1999002246A1 (en) 1999-01-21
JP2001509429A (ja) 2001-07-24
EP0994747A1 (de) 2000-04-26
US5928774A (en) 1999-07-27
AU744080B2 (en) 2002-02-14
AU8181898A (en) 1999-02-08

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