ATE358574T1 - Verfahren zur herstellung einer hochporösen membran aus polyvinylidendifluorid - Google Patents

Verfahren zur herstellung einer hochporösen membran aus polyvinylidendifluorid

Info

Publication number
ATE358574T1
ATE358574T1 AT04076791T AT04076791T ATE358574T1 AT E358574 T1 ATE358574 T1 AT E358574T1 AT 04076791 T AT04076791 T AT 04076791T AT 04076791 T AT04076791 T AT 04076791T AT E358574 T1 ATE358574 T1 AT E358574T1
Authority
AT
Austria
Prior art keywords
membranes
highly porous
difluoride
polyvinylided
producing
Prior art date
Application number
AT04076791T
Other languages
German (de)
English (en)
Inventor
I-Fan Wang
Jerome F Ditter
Robert Zepf
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 ATE358574T1 publication Critical patent/ATE358574T1/de

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B5/00—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts
    • B32B5/14—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by a layer differing constitutionally or physically in different parts, e.g. denser near its faces
    • 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
    • B01D71/34—Polyvinylidene fluoride
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D39/00—Filtering material for liquid or gaseous fluids
    • B01D39/08—Filter cloth, i.e. woven, knitted or interlaced material
    • B01D39/083—Filter cloth, i.e. woven, knitted or interlaced material of organic material
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D39/00—Filtering material for liquid or gaseous fluids
    • B01D39/14—Other self-supporting filtering material ; Other filtering material
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D39/00—Filtering material for liquid or gaseous fluids
    • B01D39/14—Other self-supporting filtering material ; Other filtering material
    • B01D39/16—Other self-supporting filtering material ; Other filtering material of organic material, e.g. synthetic fibres
    • B01D39/1638—Other self-supporting filtering material ; Other filtering material of organic material, e.g. synthetic fibres the material being particulate
    • B01D39/1653—Other self-supporting filtering material ; Other filtering material of organic material, e.g. synthetic fibres the material being particulate of synthetic origin
    • 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
    • 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
    • B01D67/0016—Coagulation
    • 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
    • B01D69/08—Hollow fibre membranes
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05D5/00—Processes for applying liquids or other fluent materials to surfaces to obtain special surface effects, finishes or structures
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2239/00—Aspects relating to filtering material for liquid or gaseous fluids
    • B01D2239/04—Additives and treatments of the filtering material
    • B01D2239/0414—Surface modifiers, e.g. comprising ion exchange groups
    • B01D2239/0421—Rendering the filter material hydrophilic
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2239/00—Aspects relating to filtering material for liquid or gaseous fluids
    • B01D2239/04—Additives and treatments of the filtering material
    • B01D2239/0414—Surface modifiers, e.g. comprising ion exchange groups
    • B01D2239/0428—Rendering the filter material hydrophobic
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2239/00—Aspects relating to filtering material for liquid or gaseous fluids
    • B01D2239/06—Filter cloth, e.g. knitted, woven non-woven; self-supported material
    • B01D2239/0604—Arrangement of the fibres in the filtering material
    • B01D2239/0627—Spun-bonded
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2239/00—Aspects relating to filtering material for liquid or gaseous fluids
    • B01D2239/06—Filter cloth, e.g. knitted, woven non-woven; self-supported material
    • B01D2239/065—More than one layer present in the filtering material
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2239/00—Aspects relating to filtering material for liquid or gaseous fluids
    • B01D2239/06—Filter cloth, e.g. knitted, woven non-woven; self-supported material
    • B01D2239/065—More than one layer present in the filtering material
    • B01D2239/0654—Support layers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2239/00—Aspects relating to filtering material for liquid or gaseous fluids
    • B01D2239/06—Filter cloth, e.g. knitted, woven non-woven; self-supported material
    • B01D2239/065—More than one layer present in the filtering material
    • B01D2239/0668—The layers being joined by heat or melt-bonding
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2239/00—Aspects relating to filtering material for liquid or gaseous fluids
    • B01D2239/06—Filter cloth, e.g. knitted, woven non-woven; self-supported material
    • B01D2239/065—More than one layer present in the filtering material
    • B01D2239/0681—The layers being joined by gluing
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2239/00—Aspects relating to filtering material for liquid or gaseous fluids
    • B01D2239/12—Special parameters characterising the filtering material
    • B01D2239/1216—Pore size
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2239/00—Aspects relating to filtering material for liquid or gaseous fluids
    • B01D2239/12—Special parameters characterising the filtering material
    • B01D2239/1291—Other parameters
    • 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
    • B01D2325/022—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
    • B01D2325/04—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
    • B01D2325/34—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
    • B01D2325/36—Hydrophilic 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.]
    • Y10T428/249978—Voids specified as micro
    • 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.]
    • Y10T428/249978—Voids specified as micro
    • Y10T428/249979—Specified thickness of void-containing component [absolute or relative] or numerical cell dimension

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Dispersion Chemistry (AREA)
  • Manufacturing & Machinery (AREA)
  • Textile Engineering (AREA)
  • Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
  • Separation Using Semi-Permeable Membranes (AREA)
  • Filtering Materials (AREA)
  • Manufacture Of Macromolecular Shaped Articles (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
AT04076791T 1996-01-22 1997-01-22 Verfahren zur herstellung einer hochporösen membran aus polyvinylidendifluorid ATE358574T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US1029496P 1996-01-22 1996-01-22

Publications (1)

Publication Number Publication Date
ATE358574T1 true ATE358574T1 (de) 2007-04-15

Family

ID=21745077

Family Applications (2)

Application Number Title Priority Date Filing Date
AT04076791T ATE358574T1 (de) 1996-01-22 1997-01-22 Verfahren zur herstellung einer hochporösen membran aus polyvinylidendifluorid
AT97905674T ATE281301T1 (de) 1996-01-22 1997-01-22 Hochporöse membran aus polyvinylidendifluorid

Family Applications After (1)

Application Number Title Priority Date Filing Date
AT97905674T ATE281301T1 (de) 1996-01-22 1997-01-22 Hochporöse membran aus polyvinylidendifluorid

Country Status (10)

Country Link
US (2) US5834107A (2)
EP (1) EP0888211B1 (2)
JP (1) JP4294730B2 (2)
KR (1) KR100458615B1 (2)
CN (1) CN1103682C (2)
AT (2) ATE358574T1 (2)
AU (1) AU723265B2 (2)
CA (1) CA2244180C (2)
DE (2) DE69731462T2 (2)
WO (1) WO1997026134A1 (2)

Families Citing this family (74)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0935494A4 (en) 1996-07-08 2000-06-14 CATIONIC MEMBRANES WITH MODIFIED LOAD
US6045899A (en) * 1996-12-12 2000-04-04 Usf Filtration & Separations Group, Inc. Highly assymetric, hydrophilic, microfiltration membranes having large pore diameters
US6146747A (en) * 1997-01-22 2000-11-14 Usf Filtration And Separations Group Inc. Highly porous polyvinylidene difluoride membranes
US7108791B2 (en) * 1999-09-14 2006-09-19 Millipore Corporation High-resolution virus removal methodology and filtration capsule useful therefor
DE29921086U1 (de) * 1999-12-01 2001-04-12 B. Braun Melsungen Ag, 34212 Melsungen Infusionsgerät
US7942274B2 (en) * 2000-05-24 2011-05-17 Millipore Corporation High-throughput asymmetric membrane
US6994811B2 (en) * 2001-05-22 2006-02-07 Millipore Corporation Method of manufacturing membranes and the resulting membranes
EP1410838B1 (en) * 2000-05-24 2007-03-28 Millipore Corporation Method of manufacturing membranes and the resulting membranes
US7229665B2 (en) * 2001-05-22 2007-06-12 Millipore Corporation Process of forming multilayered structures
DE60127593T2 (de) * 2000-05-24 2007-12-13 Millipore Corp., Billerica Verfahren zur Herstellung von Membranen und die damit hergestellten Membranen
US6612447B1 (en) 2000-07-24 2003-09-02 Baxter International Inc. Blood collection systems and filters using a porous membrane element
US6815121B2 (en) * 2000-07-31 2004-11-09 Electrovaya Inc. Particulate electrode including electrolyte for a rechargeable lithium battery
AU2001283157B2 (en) 2000-08-07 2006-03-16 3M Innovative Properties Company Unsupported multizone microporous membrane
US6994789B2 (en) * 2000-08-07 2006-02-07 Cuno Incorporated Pre-metered, unsupported multilayer microporous membrane
US6736971B2 (en) * 2000-08-07 2004-05-18 Cuno Incorporated Pre-metered, unsupported multilayer microporous membrane
US6596112B1 (en) 2000-10-20 2003-07-22 Pall Corporation Laminates of asymmetric membranes
ATE327818T1 (de) * 2000-10-20 2006-06-15 Pall Corp Laminate von asymmetrischen membranen
KR100874079B1 (ko) * 2001-02-16 2008-12-12 도레이 카부시키가이샤 분리막, 분리막 부재, 분리막 모듈, 하폐수 처리 장치 및분리막의 제조 방법
US6596167B2 (en) * 2001-03-26 2003-07-22 Koch Membrane Systems, Inc. Hydrophilic hollow fiber ultrafiltration membranes that include a hydrophobic polymer and a method of making these membranes
JP2004535866A (ja) * 2001-06-26 2004-12-02 エフエーゲー テクスティールテヒニック フォルシュングス−ウンド エントヴィックルングスゲゼルシャフト エムベーハー 繊維インプラント材料
EP1518011B1 (en) * 2002-06-28 2013-04-10 Neokidney Holding B.V. Method for the preparation of functional porous fibres
US7935735B2 (en) * 2003-05-28 2011-05-03 Toyota Motor Engineering & Manufacturing North America, Inc. Hybrid inorganic-organic polymer electrolyte membranes (PEMs) based on alkyloxysilane grafted thermoplastic polymers
US20040256310A1 (en) * 2003-06-19 2004-12-23 Cheng Dah Yu Method of producing a porous membrane and waterproof, highly breathable fabric including the membrane
US7165682B1 (en) * 2003-07-16 2007-01-23 Accord Partner Limited Defect free composite membranes, method for producing said membranes and use of the same
US7172075B1 (en) * 2003-08-08 2007-02-06 Accord Partner Limited Defect free composite membranes, method for producing said membranes and use of the same
US7517581B2 (en) 2003-09-26 2009-04-14 Parker-Hannifin Corporation Semipermeable hydrophilic membrane
US20100166961A1 (en) * 2004-01-20 2010-07-01 Beard Kirby W Production of high porosity open-cell membranes
KR100581206B1 (ko) 2004-09-08 2006-05-17 케미코아 주식회사 폴리불화비닐리덴계 다공성 중공사막과 그 제조방법
JP5076320B2 (ja) * 2006-01-11 2012-11-21 東洋紡績株式会社 ポリフッ化ビニリデン系中空糸型微多孔膜の製造方法
US8323815B2 (en) * 2006-06-16 2012-12-04 Porous Power Technology, LLC Optimized microporous structure of electrochemical cells
EP2108107B1 (en) * 2006-11-21 2020-04-08 Arkema Inc. Caustic resistant membrane
JP5524849B2 (ja) * 2007-10-11 2014-06-18 スリーエム イノベイティブ プロパティズ カンパニー 比較的大きな平均孔径を有する微多孔性膜及びその製造方法
WO2009103082A2 (en) * 2008-02-17 2009-08-20 Porous Power Technologies, Llc Lamination configurations for battery applications using pvdf highly porous film
US20090223155A1 (en) * 2008-03-05 2009-09-10 Bernard Perry Building Construction Applications for Porous Material
US20090227163A1 (en) * 2008-03-05 2009-09-10 Bernard Perry Protective Apparel with Porous Material Layer
US20090226683A1 (en) * 2008-03-05 2009-09-10 Bernard Perry Porous Material Uses in Furniture
US20090222995A1 (en) * 2008-03-05 2009-09-10 Bernard Perry Bedding Applications for Porous Material
US20100178567A1 (en) * 2008-12-24 2010-07-15 Porous Power Technologies, Llc Mat Forming Spacers in Microporous Membrane Matrix
CN102369053B (zh) * 2009-02-05 2014-12-10 株式会社吴羽 1,1-二氟乙烯系树脂多孔膜及其制造方法
US8118910B2 (en) * 2009-03-23 2012-02-21 General Electric Company Layered filtration membrane and methods of making same
JP2012527738A (ja) 2009-05-20 2012-11-08 ポーラス パワー テクノロジーズ，エルエルシー 微多孔膜の処理と接着剤
CN102470328B (zh) * 2009-07-14 2014-12-31 株式会社吴羽 1,1-二氟乙烯系树脂多孔膜、该多孔膜的制造方法和过滤水的制造方法
JP5552289B2 (ja) * 2009-09-04 2014-07-16 株式会社クレハ フッ化ビニリデン系樹脂多孔膜の製造方法
US8460591B2 (en) * 2010-03-23 2013-06-11 GM Global Technology Operations LLC Porous membranes and methods of making the same
FR2958190B1 (fr) * 2010-04-01 2012-05-18 Commissariat Energie Atomique Procede de formation d'un film en polymere fluore de type polyfluorure de vinylidene utilisable comme separateur pour accumulateur au lithium
EP2557111A4 (en) * 2010-04-05 2014-01-15 Mitsubishi Rayon Co METHOD FOR PRODUCING A POROUS MEMBRANE
CN102530392B (zh) * 2010-12-06 2015-03-18 株式会社电装 冷藏集装箱
KR20120089782A (ko) 2010-12-15 2012-08-13 삼성전자주식회사 휴대용 단말의 메시지 관리를 위한 인터페이스 방법
JP5722621B2 (ja) * 2010-12-28 2015-05-27 セーレン株式会社 ポリフッ化ビニリデン系多孔質平膜およびその製造方法
US9457315B2 (en) 2011-02-18 2016-10-04 Arkema Inc. Fluoropolymer gas separation films
CN102258915A (zh) * 2011-05-13 2011-11-30 张掖市西龙产业用纺织品有限公司 单面复合滤膜及其制备方法
US10745555B2 (en) * 2011-06-23 2020-08-18 Solvay Specialty Polymer Italy S.P.A. Process for manufacturing porous membranes
US9248414B2 (en) 2012-03-30 2016-02-02 Pall Corporation Large pore polymeric membrane
CN104736218A (zh) 2012-10-04 2015-06-24 阿科玛股份有限公司 多孔分离物品
KR101483740B1 (ko) * 2013-06-04 2015-01-16 주식회사 에코니티 비대칭성 폴리비닐리덴플루오라이드 중공사막의 제조방법 및 이로부터 제조된 중공사막
KR102031142B1 (ko) 2013-07-12 2019-10-11 삼성전자주식회사 영상 디스플레이를 제어하는 전자 장치 및 방법
SG11201600289UA (en) 2013-07-18 2016-02-26 Kuraray Co Hydrophilised vinylidene fluoride-based porous hollow fibre membrane, and manufacturing method therefor
KR20180051655A (ko) * 2013-10-11 2018-05-16 미쯔비시 케미컬 주식회사 중공상 다공질막
SG11201607405TA (en) * 2014-03-26 2016-10-28 Kuraray Co Hollow fiber membrane, and method for producing hollow fiber membrane
CN106659985B (zh) 2014-07-22 2021-06-15 阿科玛股份有限公司 基于偏二氟乙烯聚合物的高韧性中空纤维膜
WO2016031834A1 (ja) 2014-08-25 2016-03-03 旭化成メディカル株式会社 多孔質膜
TWI669152B (zh) * 2014-11-03 2019-08-21 美商3M新設資產公司 微孔性聚偏二氟乙烯平面膜及其製造方法
WO2016077560A1 (en) * 2014-11-12 2016-05-19 The Trustees Of Dartmouth College Porous piezoelectric material with dense surface, and associated methods and devices
CN106964264A (zh) * 2017-04-27 2017-07-21 苏州捷尔沃科技有限公司 具有超疏水透气性质的自支撑和含基底的pvdf膜
IT201800003038A1 (it) * 2018-02-26 2019-08-26 Gvs Spa Nuove membrane macroporose in polivinilidene fluoruro (pvdf)
WO2019240254A1 (ja) * 2018-06-15 2019-12-19 富士フイルム株式会社 親水性多孔質膜および親水性多孔質膜の製造方法
US10576429B1 (en) * 2019-04-17 2020-03-03 King Saud University Method of making an asymmetric polyvinylidene difluoride membrane
WO2020262490A1 (ja) * 2019-06-27 2020-12-30 東レ株式会社 多孔質膜および複合多孔質膜
CN111019186B (zh) * 2019-08-23 2023-01-10 苏州纤创智造新材料科技有限公司 基于普通结晶聚合物的有序多孔结构材料及其制备方法
WO2021054192A1 (ja) * 2019-09-20 2021-03-25 富士フイルム株式会社 不織布、不織布製造方法、及びフィルタ
WO2021241514A1 (ja) * 2020-05-29 2021-12-02 東レ株式会社 多孔質膜及び複合膜
KR102525810B1 (ko) * 2021-04-21 2023-04-26 한국화학연구원 다공성 불소계 분리막 및 이의 제조 방법
CN117425522A (zh) * 2021-05-27 2024-01-19 东丽株式会社 分离膜及其制造方法
CN114699927A (zh) * 2022-03-30 2022-07-05 深圳维度新材料有限公司 聚偏氟乙烯过滤膜及其制备方法和应用

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3615024A (en) * 1968-08-26 1971-10-26 Amicon Corp High flow membrane
US4203848A (en) * 1977-05-25 1980-05-20 Millipore Corporation Processes of making a porous membrane material from polyvinylidene fluoride, and products
JPS5656202A (en) * 1979-10-15 1981-05-18 Asahi Chem Ind Co Ltd Hollow porous membrane yarn made of polyvinylidene fluoride type resin
US4629563B1 (en) * 1980-03-14 1997-06-03 Memtec North America Asymmetric membranes
US4774039A (en) * 1980-03-14 1988-09-27 Brunswick Corporation Dispersing casting of integral skinned highly asymmetric polymer membranes
US4384047A (en) * 1980-03-28 1983-05-17 Pennwalt Corporation Porous vinylidene fluoride polymer membrane and process for its preparation
EP0133882B1 (de) * 1983-07-30 1990-04-04 Akzo Patente GmbH Poren aufweisende Formkörper
JPS6214905A (ja) * 1985-07-15 1987-01-23 Fuji Photo Film Co Ltd 微孔性膜の製造方法
JPS6227006A (ja) * 1985-07-27 1987-02-05 Fuji Photo Film Co Ltd 微孔性膜
US4774132A (en) * 1986-05-01 1988-09-27 Pall Corporation Polyvinylidene difluoride structure
US5019260A (en) * 1986-12-23 1991-05-28 Pall Corporation Filtration media with low protein adsorbability
US5188734A (en) * 1991-03-26 1993-02-23 Memtec America Corporation Ultraporous and microporous integral membranes
US5171445A (en) * 1991-03-26 1992-12-15 Memtec America Corporation Ultraporous and microporous membranes and method of making membranes
DE69322776T2 (de) * 1992-05-06 1999-08-05 Costar Corp., Cambridge, Mass. Verfahren zur herstellung einer mikroporösen polyvinylidenfluorid-membran
JP3628035B2 (ja) * 1993-02-19 2005-03-09 旭化成ケミカルズ株式会社 耐オゾン性膜モジュール
US5282971A (en) * 1993-05-11 1994-02-01 Pall Corporation Positively charged polyvinylidene fluoride membrane
US5514461A (en) * 1993-10-05 1996-05-07 Kureha Chemical Industry Co., Ltd. Vinylidene fluoride porous membrane and method of preparing the same

Also Published As

Publication number Publication date
KR19990081911A (ko) 1999-11-15
US5834107A (en) 1998-11-10
WO1997026134A1 (en) 1997-07-24
CA2244180C (en) 2005-03-01
CN1103682C (zh) 2003-03-26
DE69731462D1 (de) 2004-12-09
JP4294730B2 (ja) 2009-07-15
DE69737574D1 (de) 2007-05-16
EP0888211A4 (en) 2000-01-05
ATE281301T1 (de) 2004-11-15
US6110309A (en) 2000-08-29
AU723265B2 (en) 2000-08-24
DE69731462T2 (de) 2005-12-15
EP0888211A1 (en) 1999-01-07
CA2244180A1 (en) 1997-07-24
EP0888211B1 (en) 2004-11-03
CN1213339A (zh) 1999-04-07
DE69737574T2 (de) 2008-01-03
AU2251097A (en) 1997-08-11
KR100458615B1 (ko) 2005-04-21
JP2000505719A (ja) 2000-05-16

Similar Documents

Publication Publication Date Title
ATE358574T1 (de) Verfahren zur herstellung einer hochporösen membran aus polyvinylidendifluorid
DE69929697D1 (de) Anti-mikrobielle semipermeable membran
ATE479492T1 (de) Verwendung einer geladenen porösen membran zur herstellung von weichwasser
DK1315554T3 (da) Anvendelse af en semipermeabel membran i trykretarderet osmose for tilvejebringelse af elektrisk strøm, og anlæg
DE3584562D1 (de) Verfahren zur herstellung von hohlfasern und ihre verwendung in membrantrennverfahren.
ATE168281T1 (de) Verfahren zur konzentrierung eines gelösten stoffes mittels einer asymmetrischen membran durch stetige änderung der filtrationsrichtung
DE60336707D1 (de) Halar-membrane
ES2116251T1 (es) Sistema de filtracion de membranas enrolladas.
ATE208653T1 (de) Gross-porige membran aus synthetischen polymeren
WO2001091873A3 (en) Polysulfonamide matrices
DE69400874D1 (de) Verfahren zur herstellung von keramischen hohlfasermembranen zur mikorfiltration, ultrafiltration und gastrennung
DE69530468D1 (de) Verfahren zur Herstellung einer hochdurchlässigen zusammengesetzten Umkehrosmosemembran
MY144159A (en) Membrane post treatment
ATE166002T1 (de) Verfahren zur herstellung von stabilen umkehrosmose-membranen aus sulfonierten polyaryläthern
DE50201690D1 (de) Polymerfolien auf basis von polyazolen
WO2005032684A3 (en) Hydrophilic membranes
DE69005863D1 (de) Verfahren zur Herstellung einer halbdurchlässigen Membran auf einem porösen und leitenden Träger durch Elektrophorese.
DE69129382D1 (de) Halbdurchlässige zusammengesetzte Membran und Verfahren zu ihrer Herstellung
DE59008725D1 (de) Verfahren zur Herstellung einer Membran zur Mikrofiltration, Ultrafiltration, Pervaporation od. Umkehrosmose von Suspensionen, Emulsionen oder zur Gastrennung.
ATE457821T1 (de) Filtrationsmembran
DE69232938D1 (de) Verfahren zur Herstellung einer einheitlichen, mikroporösen hydrophilen Polyvinylidendifluorid-Membran
WO2002004082A3 (en) Method for modifying membrane rejection characteristics
JPS6256775B2 (2)
CA2257503A1 (en) Method of producing microporous polyolefin membrane
IT1111100B (it) Procedimento per la produzione di membrane semipermeabili

Legal Events

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