WO2005082500A3 - Open-pore filtration membrane and method for producing the same - Google Patents
Open-pore filtration membrane and method for producing the same Download PDFInfo
- Publication number
- WO2005082500A3 WO2005082500A3 PCT/DE2005/000256 DE2005000256W WO2005082500A3 WO 2005082500 A3 WO2005082500 A3 WO 2005082500A3 DE 2005000256 W DE2005000256 W DE 2005000256W WO 2005082500 A3 WO2005082500 A3 WO 2005082500A3
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- polymer
- mixture
- producing
- open
- filtration membrane
- Prior art date
Links
- 238000001914 filtration Methods 0.000 title abstract 2
- 238000004519 manufacturing process Methods 0.000 title abstract 2
- 239000012528 membrane Substances 0.000 title abstract 2
- 239000011148 porous material Substances 0.000 title abstract 2
- 238000000034 method Methods 0.000 abstract 3
- 229920000642 polymer Polymers 0.000 abstract 3
- 229920002959 polymer blend Polymers 0.000 abstract 3
- 239000004721 Polyphenylene oxide Substances 0.000 abstract 2
- 125000001931 aliphatic group Chemical group 0.000 abstract 2
- 239000003795 chemical substances by application Substances 0.000 abstract 2
- 150000001875 compounds Chemical class 0.000 abstract 2
- 125000001033 ether group Chemical group 0.000 abstract 2
- 239000000203 mixture Substances 0.000 abstract 2
- 229920000570 polyether Polymers 0.000 abstract 2
- 238000001556 precipitation Methods 0.000 abstract 2
- 239000000126 substance Substances 0.000 abstract 2
- 238000007654 immersion Methods 0.000 abstract 1
- 239000002798 polar solvent Substances 0.000 abstract 1
- 230000008961 swelling Effects 0.000 abstract 1
Classifications
-
- 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
- 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
- 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
- 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
- B01D2323/00—Details relating to membrane preparation
- B01D2323/15—Use of additives
- B01D2323/18—Pore-control agents or pore formers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2323/00—Details relating to membrane preparation
- B01D2323/219—Specific solvent system
- B01D2323/22—Specific non-solvents or non-solvent system
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)
- Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
Abstract
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE102004009877.8 | 2004-02-26 | ||
DE102004009877A DE102004009877B4 (en) | 2004-02-26 | 2004-02-26 | Open-pored filtration membrane and process for its preparation |
Publications (2)
Publication Number | Publication Date |
---|---|
WO2005082500A2 WO2005082500A2 (en) | 2005-09-09 |
WO2005082500A3 true WO2005082500A3 (en) | 2006-03-02 |
Family
ID=34894897
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/DE2005/000256 WO2005082500A2 (en) | 2004-02-26 | 2005-02-15 | Open-pore filtration membrane and method for producing the same |
Country Status (2)
Country | Link |
---|---|
DE (1) | DE102004009877B4 (en) |
WO (1) | WO2005082500A2 (en) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20150352502A1 (en) * | 2012-12-19 | 2015-12-10 | Solvay Sa | Method for manufacturing sulfone polymer membrane |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5076935A (en) * | 1990-05-31 | 1991-12-31 | Gelman Sciences, Inc. | Filtration membranes made from polyethersulfone/phenoxy resin blend |
US5108607A (en) * | 1987-05-20 | 1992-04-28 | Gelman Sciences, Inc. | Filtration membranes and method of making the same |
US6056903A (en) * | 1999-02-08 | 2000-05-02 | Osmonics, Inc. | Preparation of polyethersulfone membranes |
US20010003123A1 (en) * | 1997-09-18 | 2001-06-07 | Meluch Timothy B. | Melt-spun polysulfone semipermeable membranes and methods for making the same |
US20030192826A1 (en) * | 2002-04-12 | 2003-10-16 | I-Fan Wang | Hydrophobic membrane Materials for filter venting applications |
-
2004
- 2004-02-26 DE DE102004009877A patent/DE102004009877B4/en not_active Expired - Fee Related
-
2005
- 2005-02-15 WO PCT/DE2005/000256 patent/WO2005082500A2/en active Application Filing
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5108607A (en) * | 1987-05-20 | 1992-04-28 | Gelman Sciences, Inc. | Filtration membranes and method of making the same |
US5076935A (en) * | 1990-05-31 | 1991-12-31 | Gelman Sciences, Inc. | Filtration membranes made from polyethersulfone/phenoxy resin blend |
US20010003123A1 (en) * | 1997-09-18 | 2001-06-07 | Meluch Timothy B. | Melt-spun polysulfone semipermeable membranes and methods for making the same |
US6056903A (en) * | 1999-02-08 | 2000-05-02 | Osmonics, Inc. | Preparation of polyethersulfone membranes |
US20030192826A1 (en) * | 2002-04-12 | 2003-10-16 | I-Fan Wang | Hydrophobic membrane Materials for filter venting applications |
Also Published As
Publication number | Publication date |
---|---|
WO2005082500A2 (en) | 2005-09-09 |
DE102004009877B4 (en) | 2006-05-24 |
DE102004009877A1 (en) | 2005-10-06 |
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