ATE358574T1 - Verfahren zur herstellung einer hochporösen membran aus polyvinylidendifluorid - Google Patents
Verfahren zur herstellung einer hochporösen membran aus polyvinylidendifluoridInfo
- 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
Links
- 239000012528 membrane Substances 0.000 title abstract 6
- 238000004519 manufacturing process Methods 0.000 title 1
- 229920002981 polyvinylidene fluoride Polymers 0.000 abstract 3
- 238000005266 casting Methods 0.000 abstract 1
- 239000006185 dispersion Substances 0.000 abstract 1
- 239000000463 material Substances 0.000 abstract 1
- 238000001471 micro-filtration Methods 0.000 abstract 1
- 229920000642 polymer Polymers 0.000 abstract 1
Classifications
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- 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
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- 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
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- 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
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 (de) |
EP (1) | EP0888211B1 (de) |
JP (1) | JP4294730B2 (de) |
KR (1) | KR100458615B1 (de) |
CN (1) | CN1103682C (de) |
AT (2) | ATE358574T1 (de) |
AU (1) | AU723265B2 (de) |
CA (1) | CA2244180C (de) |
DE (2) | DE69731462T2 (de) |
WO (1) | WO1997026134A1 (de) |
Families Citing this family (72)
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WO1998001208A1 (en) | 1996-07-08 | 1998-01-15 | Memtec America Corporation | Cationically charge-modified membranes |
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 | Braun Melsungen Ag | Infusionsgerät |
US7229665B2 (en) * | 2001-05-22 | 2007-06-12 | Millipore Corporation | Process of forming multilayered structures |
US7942274B2 (en) * | 2000-05-24 | 2011-05-17 | Millipore Corporation | High-throughput asymmetric membrane |
JP4005367B2 (ja) * | 2000-05-24 | 2007-11-07 | ミリポア・コーポレイション | 膜の製造方法及び得られた膜 |
US6994811B2 (en) * | 2001-05-22 | 2006-02-07 | Millipore Corporation | Method of manufacturing membranes and the resulting membranes |
EP1410838B1 (de) * | 2000-05-24 | 2007-03-28 | Millipore Corporation | 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 |
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US6736971B2 (en) * | 2000-08-07 | 2004-05-18 | Cuno Incorporated | Pre-metered, unsupported multilayer microporous membrane |
US6994789B2 (en) * | 2000-08-07 | 2006-02-07 | Cuno Incorporated | Pre-metered, unsupported multilayer microporous membrane |
BR0113256A (pt) * | 2000-08-07 | 2003-07-01 | Cuno Inc | Processo para formar uma membrana microporosa e membrana microporosa com múltiplas zonas e sem suporte |
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ATE316819T1 (de) * | 2001-02-16 | 2006-02-15 | Toray Industries | Trennfolie, trennfolienelement, trennfolienmodul, schmutzwasser- und abwasserbehandlungsvorrichtung und trennfolienherstellungsverfahren |
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 |
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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 |
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US20100166961A1 (en) * | 2004-01-20 | 2010-07-01 | Beard Kirby W | Production of high porosity open-cell membranes |
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KR20120089782A (ko) | 2010-12-15 | 2012-08-13 | 삼성전자주식회사 | 휴대용 단말의 메시지 관리를 위한 인터페이스 방법 |
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CN111467974A (zh) | 2012-10-04 | 2020-07-31 | 阿科玛股份有限公司 | 多孔分离物品 |
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WO2015146469A1 (ja) * | 2014-03-26 | 2015-10-01 | 株式会社クラレ | 中空糸膜、及び中空糸膜の製造方法 |
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 |
JP6385444B2 (ja) | 2014-08-25 | 2018-09-05 | 旭化成メディカル株式会社 | 多孔質膜 |
EP3618943A1 (de) * | 2014-11-03 | 2020-03-11 | 3M Innovative Properties Company | Mikroporöse polyvinylidenfluorid-flachmembran und ihre herstellung |
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) |
CN112261990B (zh) * | 2018-06-15 | 2022-11-29 | 富士胶片株式会社 | 亲水性多孔膜及亲水性多孔膜的制造方法 |
US10576429B1 (en) * | 2019-04-17 | 2020-03-03 | King Saud University | Method of making an asymmetric polyvinylidene difluoride membrane |
JPWO2020262490A1 (de) * | 2019-06-27 | 2020-12-30 | ||
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 |
KR102525810B1 (ko) * | 2021-04-21 | 2023-04-26 | 한국화학연구원 | 다공성 불소계 분리막 및 이의 제조 방법 |
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 |
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-
1997
- 1997-01-22 US US08/785,962 patent/US5834107A/en not_active Expired - Lifetime
- 1997-01-22 JP JP52631597A patent/JP4294730B2/ja not_active Expired - Lifetime
- 1997-01-22 WO PCT/US1997/001496 patent/WO1997026134A1/en active IP Right Grant
- 1997-01-22 AT AT04076791T patent/ATE358574T1/de not_active IP Right Cessation
- 1997-01-22 DE DE1997631462 patent/DE69731462T2/de not_active Expired - Lifetime
- 1997-01-22 EP EP19970905674 patent/EP0888211B1/de not_active Expired - Lifetime
- 1997-01-22 DE DE1997637574 patent/DE69737574T2/de not_active Expired - Lifetime
- 1997-01-22 CN CN97193080A patent/CN1103682C/zh not_active Expired - Lifetime
- 1997-01-22 AT AT97905674T patent/ATE281301T1/de not_active IP Right Cessation
- 1997-01-22 KR KR10-1998-0705623A patent/KR100458615B1/ko not_active IP Right Cessation
- 1997-01-22 AU AU22510/97A patent/AU723265B2/en not_active Expired
- 1997-01-22 CA CA 2244180 patent/CA2244180C/en not_active Expired - Lifetime
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1998
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Also Published As
Publication number | Publication date |
---|---|
CN1103682C (zh) | 2003-03-26 |
CA2244180C (en) | 2005-03-01 |
CA2244180A1 (en) | 1997-07-24 |
AU2251097A (en) | 1997-08-11 |
AU723265B2 (en) | 2000-08-24 |
EP0888211A4 (de) | 2000-01-05 |
ATE281301T1 (de) | 2004-11-15 |
DE69731462T2 (de) | 2005-12-15 |
DE69737574D1 (de) | 2007-05-16 |
US5834107A (en) | 1998-11-10 |
DE69737574T2 (de) | 2008-01-03 |
KR19990081911A (ko) | 1999-11-15 |
KR100458615B1 (ko) | 2005-04-21 |
US6110309A (en) | 2000-08-29 |
JP4294730B2 (ja) | 2009-07-15 |
EP0888211A1 (de) | 1999-01-07 |
WO1997026134A1 (en) | 1997-07-24 |
JP2000505719A (ja) | 2000-05-16 |
CN1213339A (zh) | 1999-04-07 |
EP0888211B1 (de) | 2004-11-03 |
DE69731462D1 (de) | 2004-12-09 |
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