GB2035133A - A modified membrane for membrane filtration - Google Patents
A modified membrane for membrane filtration Download PDFInfo
- Publication number
- GB2035133A GB2035133A GB7933477A GB7933477A GB2035133A GB 2035133 A GB2035133 A GB 2035133A GB 7933477 A GB7933477 A GB 7933477A GB 7933477 A GB7933477 A GB 7933477A GB 2035133 A GB2035133 A GB 2035133A
- Authority
- GB
- United Kingdom
- Prior art keywords
- membrane
- solution
- modified
- organic solvent
- polymer
- 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.)
- Withdrawn
Links
- 239000012528 membrane Substances 0.000 title claims abstract description 83
- 238000005374 membrane filtration Methods 0.000 title claims abstract description 14
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical group OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 claims abstract description 51
- 229920000642 polymer Polymers 0.000 claims abstract description 29
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 25
- 229920001577 copolymer Polymers 0.000 claims abstract description 24
- 239000002904 solvent Substances 0.000 claims abstract description 4
- 239000011248 coating agent Substances 0.000 claims description 15
- 238000000576 coating method Methods 0.000 claims description 15
- 150000001875 compounds Chemical class 0.000 claims description 12
- 239000003495 polar organic solvent Substances 0.000 claims description 11
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims description 9
- XTXRWKRVRITETP-UHFFFAOYSA-N Vinyl acetate Chemical compound CC(=O)OC=C XTXRWKRVRITETP-UHFFFAOYSA-N 0.000 claims description 7
- 238000000034 method Methods 0.000 claims description 7
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 claims description 6
- LRHPLDYGYMQRHN-UHFFFAOYSA-N N-Butanol Chemical compound CCCCO LRHPLDYGYMQRHN-UHFFFAOYSA-N 0.000 claims description 4
- 239000007788 liquid Substances 0.000 claims description 2
- 238000004519 manufacturing process Methods 0.000 claims description 2
- 229920002239 polyacrylonitrile Polymers 0.000 claims description 2
- BDERNNFJNOPAEC-UHFFFAOYSA-N propan-1-ol Chemical compound CCCO BDERNNFJNOPAEC-UHFFFAOYSA-N 0.000 claims description 2
- 125000003158 alcohol group Chemical group 0.000 claims 1
- 229920002678 cellulose Polymers 0.000 claims 1
- 239000012530 fluid Substances 0.000 claims 1
- 239000011118 polyvinyl acetate Substances 0.000 abstract description 9
- 229920002689 polyvinyl acetate Polymers 0.000 abstract description 8
- 239000002798 polar solvent Substances 0.000 abstract description 3
- 239000000243 solution Substances 0.000 description 23
- 229920002301 cellulose acetate Polymers 0.000 description 17
- 230000004907 flux Effects 0.000 description 10
- 238000011282 treatment Methods 0.000 description 10
- 230000014759 maintenance of location Effects 0.000 description 8
- 229940075065 polyvinyl acetate Drugs 0.000 description 8
- 229940117958 vinyl acetate Drugs 0.000 description 8
- 238000001029 thermal curing Methods 0.000 description 6
- LDHQCZJRKDOVOX-NSCUHMNNSA-N crotonic acid Chemical compound C\C=C\C(O)=O LDHQCZJRKDOVOX-NSCUHMNNSA-N 0.000 description 4
- 239000000203 mixture Substances 0.000 description 4
- 208000029422 Hypernatremia Diseases 0.000 description 3
- 125000000217 alkyl group Chemical group 0.000 description 3
- 150000001735 carboxylic acids Chemical class 0.000 description 3
- 238000002474 experimental method Methods 0.000 description 3
- 125000004435 hydrogen atom Chemical group [H]* 0.000 description 3
- LDHQCZJRKDOVOX-UHFFFAOYSA-N trans-crotonic acid Natural products CC=CC(O)=O LDHQCZJRKDOVOX-UHFFFAOYSA-N 0.000 description 3
- VZCYOOQTPOCHFL-OWOJBTEDSA-N Fumaric acid Chemical compound OC(=O)\C=C\C(O)=O VZCYOOQTPOCHFL-OWOJBTEDSA-N 0.000 description 2
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 2
- 229920001519 homopolymer Polymers 0.000 description 2
- 239000000178 monomer Substances 0.000 description 2
- 238000001223 reverse osmosis Methods 0.000 description 2
- 239000011780 sodium chloride Substances 0.000 description 2
- 239000000758 substrate Substances 0.000 description 2
- VZCYOOQTPOCHFL-UHFFFAOYSA-N trans-butenedioic acid Natural products OC(=O)C=CC(O)=O VZCYOOQTPOCHFL-UHFFFAOYSA-N 0.000 description 2
- JIAARYAFYJHUJI-UHFFFAOYSA-L zinc dichloride Chemical compound [Cl-].[Cl-].[Zn+2] JIAARYAFYJHUJI-UHFFFAOYSA-L 0.000 description 2
- 239000001124 (E)-prop-1-ene-1,2,3-tricarboxylic acid Substances 0.000 description 1
- JAHNSTQSQJOJLO-UHFFFAOYSA-N 2-(3-fluorophenyl)-1h-imidazole Chemical compound FC1=CC=CC(C=2NC=CN=2)=C1 JAHNSTQSQJOJLO-UHFFFAOYSA-N 0.000 description 1
- 229920002972 Acrylic fiber Polymers 0.000 description 1
- XLYMOEINVGRTEX-ARJAWSKDSA-N Ethyl hydrogen fumarate Chemical compound CCOC(=O)\C=C/C(O)=O XLYMOEINVGRTEX-ARJAWSKDSA-N 0.000 description 1
- OFOBLEOULBTSOW-UHFFFAOYSA-N Propanedioic acid Natural products OC(=O)CC(O)=O OFOBLEOULBTSOW-UHFFFAOYSA-N 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 229940091181 aconitic acid Drugs 0.000 description 1
- 150000001253 acrylic acids Chemical class 0.000 description 1
- 150000008064 anhydrides Chemical class 0.000 description 1
- 239000007864 aqueous solution Substances 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 235000012206 bottled water Nutrition 0.000 description 1
- 125000004432 carbon atom Chemical group C* 0.000 description 1
- GTZCVFVGUGFEME-IWQZZHSRSA-N cis-aconitic acid Chemical compound OC(=O)C\C(C(O)=O)=C\C(O)=O GTZCVFVGUGFEME-IWQZZHSRSA-N 0.000 description 1
- 150000001991 dicarboxylic acids Chemical class 0.000 description 1
- 239000003651 drinking water Substances 0.000 description 1
- 150000002148 esters Chemical class 0.000 description 1
- 239000012527 feed solution Substances 0.000 description 1
- 239000001530 fumaric acid Substances 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- VZCYOOQTPOCHFL-UPHRSURJSA-N maleic acid Chemical compound OC(=O)\C=C/C(O)=O VZCYOOQTPOCHFL-UPHRSURJSA-N 0.000 description 1
- 229940098895 maleic acid Drugs 0.000 description 1
- 239000011976 maleic acid Substances 0.000 description 1
- FPYJFEHAWHCUMM-UHFFFAOYSA-N maleic anhydride Chemical compound O=C1OC(=O)C=C1 FPYJFEHAWHCUMM-UHFFFAOYSA-N 0.000 description 1
- 229910021645 metal ion Inorganic materials 0.000 description 1
- 125000005641 methacryl group Chemical group 0.000 description 1
- GBMDVOWEEQVZKZ-UHFFFAOYSA-N methanol;hydrate Chemical compound O.OC GBMDVOWEEQVZKZ-UHFFFAOYSA-N 0.000 description 1
- LVHBHZANLOWSRM-UHFFFAOYSA-N methylenebutanedioic acid Natural products OC(=O)CC(=C)C(O)=O LVHBHZANLOWSRM-UHFFFAOYSA-N 0.000 description 1
- 150000002763 monocarboxylic acids Chemical class 0.000 description 1
- 230000020477 pH reduction Effects 0.000 description 1
- 229920002492 poly(sulfone) Polymers 0.000 description 1
- 239000002244 precipitate Substances 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 239000013535 sea water Substances 0.000 description 1
- 238000007669 thermal treatment Methods 0.000 description 1
- GTZCVFVGUGFEME-UHFFFAOYSA-N trans-aconitic acid Natural products OC(=O)CC(C(O)=O)=CC(O)=O GTZCVFVGUGFEME-UHFFFAOYSA-N 0.000 description 1
- 150000003628 tricarboxylic acids Chemical class 0.000 description 1
- 229920003176 water-insoluble polymer Polymers 0.000 description 1
- 235000005074 zinc chloride Nutrition 0.000 description 1
- 239000011592 zinc chloride Substances 0.000 description 1
- 229960001939 zinc chloride Drugs 0.000 description 1
Classifications
-
- 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
- B01D67/0081—After-treatment of organic or inorganic membranes
- B01D67/0088—Physical treatment with compounds, e.g. swelling, coating or impregnation
Landscapes
- Chemical & Material Sciences (AREA)
- Inorganic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Separation Using Semi-Permeable Membranes (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL7809835A NL7809835A (nl) | 1978-09-28 | 1978-09-28 | Gemodificeerd membraan voor membraanfiltratie. |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB2035133A true GB2035133A (en) | 1980-06-18 |
Family
ID=19831623
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB7933477A Withdrawn GB2035133A (en) | 1978-09-28 | 1979-09-27 | A modified membrane for membrane filtration |
Country Status (6)
| Country | Link |
|---|---|
| JP (1) | JPS5592104A (enrdf_load_stackoverflow) |
| BE (1) | BE879067A (enrdf_load_stackoverflow) |
| DE (1) | DE2939071A1 (enrdf_load_stackoverflow) |
| FR (1) | FR2466265A1 (enrdf_load_stackoverflow) |
| GB (1) | GB2035133A (enrdf_load_stackoverflow) |
| NL (1) | NL7809835A (enrdf_load_stackoverflow) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1985001222A1 (en) * | 1983-09-12 | 1985-03-28 | Memtec Limited | Treatment of porous membranes |
| WO1985002128A1 (en) * | 1983-11-07 | 1985-05-23 | Memtec Limited | Separating oil emulsions |
| EP0221046A3 (en) * | 1985-11-01 | 1988-10-19 | Monsanto Company | Modified polymeric surfaces and process for preparing same |
| US4898573A (en) * | 1986-10-29 | 1990-02-06 | Asahi Medical Co., Ltd. | Blood components collector unit |
| US4908235A (en) * | 1987-03-05 | 1990-03-13 | Akzo Nv | Process for the production of a bilayer membrane |
| EP1254697A3 (en) * | 2001-05-03 | 2003-10-15 | Air Products And Chemicals, Inc. | Composite membranes |
| WO2012123446A1 (en) | 2011-03-15 | 2012-09-20 | Glaxo Group Limited | Filter material and face mask against pathogens |
| EP2286902A4 (en) * | 2008-03-31 | 2015-09-16 | Toray Industries | DISCONNECTING MEMBRANE, PRODUCTION METHOD THEREFOR AND DISCONNECTING MEMBRANE MODULE USING THE DISCONNECTED MEMBRANE |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3043073C2 (de) * | 1980-11-14 | 1984-07-05 | Fresenius AG, 6380 Bad Homburg | Filtrationsmembran und Verfahren zur Hydrophilierung |
| JPS5858104A (ja) * | 1981-09-30 | 1983-04-06 | Kuraray Co Ltd | 混合液分離膜 |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DK628174A (enrdf_load_stackoverflow) * | 1973-12-04 | 1975-07-28 | Rhone Poulenc Sa | |
| JPS5313431A (en) * | 1976-07-23 | 1978-02-07 | Ricoh Co Ltd | Cleaning roller for fixing roller |
| JPS53149874A (en) * | 1977-06-03 | 1978-12-27 | Nippon Shokubai Kagaku Kogyo Co Ltd | Production of compound semipermeable membrane |
-
1978
- 1978-09-28 NL NL7809835A patent/NL7809835A/nl not_active Application Discontinuation
-
1979
- 1979-09-27 GB GB7933477A patent/GB2035133A/en not_active Withdrawn
- 1979-09-27 DE DE19792939071 patent/DE2939071A1/de not_active Withdrawn
- 1979-09-27 FR FR7924065A patent/FR2466265A1/fr active Pending
- 1979-09-28 BE BE0/197372A patent/BE879067A/fr unknown
- 1979-09-28 JP JP12424279A patent/JPS5592104A/ja active Pending
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1985001222A1 (en) * | 1983-09-12 | 1985-03-28 | Memtec Limited | Treatment of porous membranes |
| WO1985002128A1 (en) * | 1983-11-07 | 1985-05-23 | Memtec Limited | Separating oil emulsions |
| EP0221046A3 (en) * | 1985-11-01 | 1988-10-19 | Monsanto Company | Modified polymeric surfaces and process for preparing same |
| US4898573A (en) * | 1986-10-29 | 1990-02-06 | Asahi Medical Co., Ltd. | Blood components collector unit |
| US4908235A (en) * | 1987-03-05 | 1990-03-13 | Akzo Nv | Process for the production of a bilayer membrane |
| EP1254697A3 (en) * | 2001-05-03 | 2003-10-15 | Air Products And Chemicals, Inc. | Composite membranes |
| EP2286902A4 (en) * | 2008-03-31 | 2015-09-16 | Toray Industries | DISCONNECTING MEMBRANE, PRODUCTION METHOD THEREFOR AND DISCONNECTING MEMBRANE MODULE USING THE DISCONNECTED MEMBRANE |
| US9561478B2 (en) | 2008-03-31 | 2017-02-07 | Toray Industries, Inc. | Separation membrane, method of producing the same and separation membrane module using the separation membrane |
| WO2012123446A1 (en) | 2011-03-15 | 2012-09-20 | Glaxo Group Limited | Filter material and face mask against pathogens |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5592104A (en) | 1980-07-12 |
| DE2939071A1 (de) | 1980-04-03 |
| NL7809835A (nl) | 1980-04-01 |
| BE879067A (fr) | 1980-03-28 |
| FR2466265A1 (enrdf_load_stackoverflow) | 1981-04-10 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| WAP | Application withdrawn, taken to be withdrawn or refused ** after publication under section 16(1) |