DE69130879D1 - Polyvinylidenmembrane - Google Patents
PolyvinylidenmembraneInfo
- Publication number
- DE69130879D1 DE69130879D1 DE69130879T DE69130879T DE69130879D1 DE 69130879 D1 DE69130879 D1 DE 69130879D1 DE 69130879 T DE69130879 T DE 69130879T DE 69130879 T DE69130879 T DE 69130879T DE 69130879 D1 DE69130879 D1 DE 69130879D1
- Authority
- DE
- Germany
- Prior art keywords
- polyvinylidene membrane
- polyvinylidene
- membrane
- 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.)
- Expired - Lifetime
Links
- 239000012528 membrane Substances 0.000 title 1
- 229920000131 polyvinylidene Polymers 0.000 title 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
- C08J9/28—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof by elimination of a liquid phase from a macromolecular composition or article, e.g. drying of coagulum
-
- 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
- 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
- B01D67/0018—Thermally induced processes [TIPS]
-
- 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
- B01D67/0023—Organic membrane manufacture by inducing porosity into non porous precursor membranes
- B01D67/0025—Organic membrane manufacture by inducing porosity into non porous precursor membranes by mechanical treatment, e.g. pore-stretching
- B01D67/0027—Organic membrane manufacture by inducing porosity into non porous precursor membranes by mechanical treatment, e.g. pore-stretching by stretching
-
- 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
- B01D67/0023—Organic membrane manufacture by inducing porosity into non porous precursor membranes
- B01D67/003—Organic membrane manufacture by inducing porosity into non porous precursor membranes by selective elimination of components, e.g. by leaching
-
- 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
- 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
- B01D2323/00—Details relating to membrane preparation
- B01D2323/08—Specific temperatures applied
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2323/00—Details relating to membrane preparation
- B01D2323/08—Specific temperatures applied
- B01D2323/081—Heating
-
- 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
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2327/00—Characterised by the use of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Derivatives of such polymers
- C08J2327/02—Characterised by the use of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Derivatives of such polymers not modified by chemical after-treatment
- C08J2327/12—Characterised by the use of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Derivatives of such polymers not modified by chemical after-treatment containing fluorine atoms
- C08J2327/16—Homopolymers or copolymers of vinylidene fluoride
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
AUPK003690 | 1990-05-09 |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69130879D1 true DE69130879D1 (de) | 1999-03-18 |
DE69130879T2 DE69130879T2 (de) | 1999-07-29 |
Family
ID=3774654
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69130879T Expired - Lifetime DE69130879T2 (de) | 1990-05-09 | 1991-05-09 | Polyvinylidenmembrane |
DE69122754T Expired - Lifetime DE69122754T3 (de) | 1990-05-09 | 1991-05-09 | Verfahren zur herstellung von pvdf hohlfasermembranen |
Family Applications After (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69122754T Expired - Lifetime DE69122754T3 (de) | 1990-05-09 | 1991-05-09 | Verfahren zur herstellung von pvdf hohlfasermembranen |
Country Status (6)
Country | Link |
---|---|
EP (2) | EP0527913B2 (de) |
JP (1) | JP3442384B2 (de) |
CA (1) | CA2082511C (de) |
DE (2) | DE69130879T2 (de) |
ES (2) | ES2129245T3 (de) |
WO (1) | WO1991017204A1 (de) |
Families Citing this family (24)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
NL9102151A (nl) * | 1991-12-20 | 1993-07-16 | Delair Droogtech & Lucht | Het spinnen van asymmetrische holle vezelmembranen met een dichte, niet-poreuze toplaag en een poreuze onderlaag, resp. met zowel een poreuze toplaag als een poreuze onderlaag. |
JP3369178B2 (ja) * | 1992-05-06 | 2003-01-20 | コーニング−コスター・コーポレーション | ポリフッ化ビニリデン微孔質膜およびその製造方法 |
US5444097A (en) * | 1992-07-07 | 1995-08-22 | Millipore Corporation | Porous polymeric structures and a method of making such structures by means of heat-induced phase separation |
US5418091A (en) * | 1993-03-05 | 1995-05-23 | Bell Communications Research, Inc. | Polymeric electrolytic cell separator membrane |
US6235377B1 (en) * | 1995-09-05 | 2001-05-22 | Bio Med Sciences, Inc. | Microporous membrane with a stratified pore structure created in situ and process |
TW581709B (en) | 1999-10-22 | 2004-04-01 | Asahi Kasei Corp | Heat-resistant microporous film |
JP4531395B2 (ja) | 2001-08-01 | 2010-08-25 | 旭化成メディカル株式会社 | 多層微多孔膜 |
CA2433786C (en) * | 2001-10-04 | 2011-05-31 | Toray Industries, Inc. | Hollow fiber membrane and method of producing the same |
KR100668573B1 (ko) | 2002-10-18 | 2007-01-16 | 아사히 카세이 메디칼 가부시키가이샤 | 친수성 미다공막 |
AU2003903507A0 (en) | 2003-07-08 | 2003-07-24 | U. S. Filter Wastewater Group, Inc. | Membrane post-treatment |
CN102512986A (zh) | 2004-07-02 | 2012-06-27 | 西门子工业公司 | 气体可透膜 |
CN101342465B (zh) * | 2008-09-01 | 2011-11-09 | 天津工业大学 | 一种中空纤维多孔膜及其制备方法 |
EP2196254B1 (de) | 2008-12-12 | 2011-10-12 | Membrana GmbH | Hydrophobe ozonstabile PVDF-Membran mit hoher mechanischer Stabilität |
WO2013188450A1 (en) * | 2012-06-11 | 2013-12-19 | Great Salt Lake Minerals Corporation | Methods for sustainable membrane distillation concentration of hyper saline streams |
KR20150054918A (ko) | 2012-09-14 | 2015-05-20 | 에보쿠아 워터 테크놀로지스 엘엘씨 | 막을 위한 중합체 블렌드 |
JP6438012B2 (ja) | 2013-05-29 | 2018-12-12 | スリーエム イノベイティブ プロパティズ カンパニー | 微多孔質ポリフッ化ビニリデン膜 |
CN107073411B (zh) | 2014-11-03 | 2021-05-07 | 3M创新有限公司 | 微孔聚偏二氟乙烯平膜 |
WO2017011068A1 (en) | 2015-07-14 | 2017-01-19 | Evoqua Water Technologies Llc | Aeration device for filtration system |
CN110573842B (zh) * | 2017-01-26 | 2021-05-11 | 达索系统西姆利亚公司 | 基于流体占据时间的多相流可视化图 |
US11714040B2 (en) | 2018-01-10 | 2023-08-01 | Dassault Systemes Simulia Corp. | Determining fluid flow characteristics of porous mediums |
US11530598B2 (en) | 2018-08-21 | 2022-12-20 | Dassault Systemes Simulia Corp. | Determination of oil removed by gas via miscible displacement in reservoir rock |
CN110064309B (zh) * | 2019-04-15 | 2021-06-15 | 沈阳环境科学研究院 | 一种mabr用复合膜及制备方法 |
US11847391B2 (en) | 2020-06-29 | 2023-12-19 | Dassault Systemes Simulia Corp. | Computer system for simulating physical processes using surface algorithm |
US11907625B2 (en) | 2020-12-29 | 2024-02-20 | Dassault Systemes Americas Corp. | Computer simulation of multi-phase and multi-component fluid flows including physics of under-resolved porous structures |
Family Cites Families (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2222999C3 (de) * | 1970-12-23 | 1975-08-07 | Du Pont | Verfahren zum Herstellen von mikroporösen, offenzelligen Polymerisaterzeugnissen |
JPS5676208A (en) * | 1979-11-29 | 1981-06-23 | Mitsubishi Rayon Co Ltd | Filtering method for organic liquid |
CA1170010A (en) * | 1980-03-28 | 1984-07-03 | Donald N. Robinson | Porous vinylidene fluoride polymer membrane and process for its preparation |
US4434116A (en) * | 1981-06-26 | 1984-02-28 | Diamond Shamrock Corporation | Method for making a porous fluorinated polymer structure |
EP0133882B1 (de) † | 1983-07-30 | 1990-04-04 | Akzo Patente GmbH | Poren aufweisende Formkörper |
JP2512909B2 (ja) † | 1986-09-30 | 1996-07-03 | エヌオーケー株式会社 | 中空糸多孔質膜の製造方法 |
GB8716618D0 (en) * | 1987-07-15 | 1987-08-19 | Unilever Plc | Porous material |
US4867881A (en) * | 1987-09-14 | 1989-09-19 | Minnesota Minning And Manufacturing Company | Orientied microporous film |
IT1216467B (it) * | 1988-02-26 | 1990-03-08 | Separem Spa | Membrana semipermeabile per la separazione di fluidi, procedimento per la sua preparazione e uso ditale membrana per microfiltrazione, distillazione, e tessuti speciali. |
DE3829766A1 (de) * | 1988-09-01 | 1990-03-22 | Akzo Gmbh | Verfahren zur herstellung von membranen |
JP2541294B2 (ja) * | 1988-09-14 | 1996-10-09 | エヌオーケー株式会社 | 複合膜 |
KR0153450B1 (ko) * | 1988-11-10 | 1998-12-01 | 더글러스 포드 | 다공성 중합체 물질 |
US5022990A (en) * | 1989-01-12 | 1991-06-11 | Asahi Kasei Kogyo Kabushiki Kaisha | Polyvinylidene fluoride porous membrane and a method for producing the same |
DE3923128A1 (de) * | 1989-07-13 | 1991-01-24 | Akzo Gmbh | Flach- oder kapillarmembran auf der basis eines homogenen gemisches aus polyvinylidenfluorid und eines zweiten, durch chemische umsetzung hydrophilierbaren polymeren |
US5013339A (en) * | 1989-12-05 | 1991-05-07 | The Dow Chemical Company | Compositions useful for making microporous polyvinylidene fluoride membranes, and process |
-
1991
- 1991-05-09 CA CA002082511A patent/CA2082511C/en not_active Expired - Lifetime
- 1991-05-09 EP EP91909883A patent/EP0527913B2/de not_active Expired - Lifetime
- 1991-05-09 DE DE69130879T patent/DE69130879T2/de not_active Expired - Lifetime
- 1991-05-09 EP EP96105245A patent/EP0734759B1/de not_active Expired - Lifetime
- 1991-05-09 DE DE69122754T patent/DE69122754T3/de not_active Expired - Lifetime
- 1991-05-09 JP JP50968391A patent/JP3442384B2/ja not_active Expired - Lifetime
- 1991-05-09 WO PCT/AU1991/000198 patent/WO1991017204A1/en active IP Right Grant
- 1991-05-09 ES ES96105245T patent/ES2129245T3/es not_active Expired - Lifetime
- 1991-05-09 ES ES91909883T patent/ES2093705T5/es not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
EP0734759A1 (de) | 1996-10-02 |
ES2093705T3 (es) | 1997-01-01 |
ES2093705T5 (es) | 2000-12-01 |
EP0527913A4 (de) | 1992-12-15 |
DE69122754T3 (de) | 2000-10-19 |
DE69122754T2 (de) | 1997-02-13 |
DE69122754D1 (de) | 1996-11-21 |
EP0527913B1 (de) | 1996-10-16 |
JP3442384B2 (ja) | 2003-09-02 |
DE69130879T2 (de) | 1999-07-29 |
JPH05506883A (ja) | 1993-10-07 |
EP0527913B2 (de) | 2000-07-05 |
CA2082511C (en) | 2002-09-10 |
CA2082511A1 (en) | 1991-11-10 |
WO1991017204A1 (en) | 1991-11-14 |
ES2129245T3 (es) | 1999-06-01 |
EP0734759B1 (de) | 1999-02-03 |
EP0527913A1 (de) | 1993-02-24 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8327 | Change in the person/name/address of the patent owner |
Owner name: U.S. FILTER WASTEWATER GROUP, INC. (N.D.GES.D. STA |
|
8327 | Change in the person/name/address of the patent owner |
Owner name: SIEMENS WATER TECHNOLOGIES CORP. (N.D.GES.D.ST, US |