NL7809835A - Gemodificeerd membraan voor membraanfiltratie. - Google Patents
Gemodificeerd membraan voor membraanfiltratie. Download PDFInfo
- Publication number
- NL7809835A NL7809835A NL7809835A NL7809835A NL7809835A NL 7809835 A NL7809835 A NL 7809835A NL 7809835 A NL7809835 A NL 7809835A NL 7809835 A NL7809835 A NL 7809835A NL 7809835 A NL7809835 A NL 7809835A
- Authority
- NL
- Netherlands
- Prior art keywords
- membrane
- solution
- water
- modified
- organic solvent
- Prior art date
Links
- 239000012528 membrane Substances 0.000 title claims description 77
- 238000005374 membrane filtration Methods 0.000 title claims description 11
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 claims description 42
- 239000000243 solution Substances 0.000 claims description 25
- 229920001577 copolymer Polymers 0.000 claims description 22
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 17
- 229920000642 polymer Polymers 0.000 claims description 16
- 239000003495 polar organic solvent Substances 0.000 claims description 12
- 230000004907 flux Effects 0.000 claims description 9
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims description 8
- 239000011248 coating agent Substances 0.000 claims description 8
- 238000000576 coating method Methods 0.000 claims description 8
- 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
- 229920001477 hydrophilic polymer Polymers 0.000 claims description 6
- 229920002689 polyvinyl acetate Polymers 0.000 claims description 6
- 239000011118 polyvinyl acetate Substances 0.000 claims description 6
- LRHPLDYGYMQRHN-UHFFFAOYSA-N N-Butanol Chemical compound CCCCO LRHPLDYGYMQRHN-UHFFFAOYSA-N 0.000 claims description 4
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 claims description 4
- 239000000203 mixture Substances 0.000 claims description 4
- 208000029422 Hypernatremia Diseases 0.000 claims description 2
- 150000001875 compounds Chemical class 0.000 claims description 2
- GBMDVOWEEQVZKZ-UHFFFAOYSA-N methanol;hydrate Chemical compound O.OC GBMDVOWEEQVZKZ-UHFFFAOYSA-N 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
- 239000012266 salt solution Substances 0.000 claims description 2
- 239000011780 sodium chloride Substances 0.000 claims description 2
- 125000003158 alcohol group Chemical group 0.000 claims 1
- 229920002678 cellulose Polymers 0.000 claims 1
- 239000007788 liquid Substances 0.000 claims 1
- 238000004519 manufacturing process Methods 0.000 claims 1
- 238000005406 washing Methods 0.000 claims 1
- 229920002301 cellulose acetate Polymers 0.000 description 15
- 230000014759 maintenance of location Effects 0.000 description 8
- 238000010438 heat treatment Methods 0.000 description 6
- 125000000217 alkyl group Chemical group 0.000 description 4
- 150000001735 carboxylic acids Chemical class 0.000 description 3
- 239000011247 coating layer Substances 0.000 description 3
- LDHQCZJRKDOVOX-NSCUHMNNSA-N crotonic acid Chemical compound C\C=C\C(O)=O LDHQCZJRKDOVOX-NSCUHMNNSA-N 0.000 description 3
- -1 for example Chemical class 0.000 description 3
- 125000004435 hydrogen atom Chemical group [H]* 0.000 description 3
- NLXLAEXVIDQMFP-UHFFFAOYSA-N Ammonium chloride Substances [NH4+].[Cl-] NLXLAEXVIDQMFP-UHFFFAOYSA-N 0.000 description 2
- VHUUQVKOLVNVRT-UHFFFAOYSA-N Ammonium hydroxide Chemical compound [NH4+].[OH-] VHUUQVKOLVNVRT-UHFFFAOYSA-N 0.000 description 2
- 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
- 239000002253 acid Substances 0.000 description 2
- 230000002411 adverse Effects 0.000 description 2
- 235000011114 ammonium hydroxide Nutrition 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 229920001519 homopolymer Polymers 0.000 description 2
- 239000000178 monomer Substances 0.000 description 2
- 238000002360 preparation method Methods 0.000 description 2
- 238000001223 reverse osmosis Methods 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
- LDHQCZJRKDOVOX-UHFFFAOYSA-N trans-crotonic acid Natural products CC=CC(O)=O LDHQCZJRKDOVOX-UHFFFAOYSA-N 0.000 description 2
- 238000011282 treatment Methods 0.000 description 2
- JIAARYAFYJHUJI-UHFFFAOYSA-L zinc dichloride Chemical compound [Cl-].[Cl-].[Zn+2] JIAARYAFYJHUJI-UHFFFAOYSA-L 0.000 description 2
- SMZOUWXMTYCWNB-UHFFFAOYSA-N 2-(2-methoxy-5-methylphenyl)ethanamine Chemical compound COC1=CC=C(C)C=C1CCN SMZOUWXMTYCWNB-UHFFFAOYSA-N 0.000 description 1
- NIXOWILDQLNWCW-UHFFFAOYSA-N 2-Propenoic acid Natural products OC(=O)C=C NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 description 1
- DRMYLINAGHHBNG-UHFFFAOYSA-N 2-oxo-3h-furan-4-carboxylic acid Chemical compound OC(=O)C1=COC(=O)C1 DRMYLINAGHHBNG-UHFFFAOYSA-N 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
- CERQOIWHTDAKMF-UHFFFAOYSA-N Methacrylic acid Chemical compound CC(=C)C(O)=O CERQOIWHTDAKMF-UHFFFAOYSA-N 0.000 description 1
- OFOBLEOULBTSOW-UHFFFAOYSA-N Propanedioic acid Natural products OC(=O)CC(O)=O OFOBLEOULBTSOW-UHFFFAOYSA-N 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
- 125000004432 carbon atom Chemical group C* 0.000 description 1
- 125000003178 carboxy group Chemical group [H]OC(*)=O 0.000 description 1
- 238000007334 copolymerization reaction Methods 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 150000001991 dicarboxylic acids Chemical class 0.000 description 1
- 239000003651 drinking water Substances 0.000 description 1
- 235000020188 drinking water Nutrition 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 150000002148 esters Chemical class 0.000 description 1
- 239000001530 fumaric acid Substances 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
- 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
- 150000002763 monocarboxylic acids Chemical class 0.000 description 1
- 230000020477 pH reduction Effects 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 239000013535 sea water Substances 0.000 description 1
- 239000002904 solvent Substances 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
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)
Priority Applications (6)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL7809835A NL7809835A (nl) | 1978-09-28 | 1978-09-28 | Gemodificeerd membraan voor membraanfiltratie. |
| FR7924065A FR2466265A1 (enExample) | 1978-09-28 | 1979-09-27 | |
| GB7933477A GB2035133A (en) | 1978-09-28 | 1979-09-27 | A modified membrane for membrane filtration |
| DE19792939071 DE2939071A1 (de) | 1978-09-28 | 1979-09-27 | Modifizierte membran zur membranfiltration |
| JP12424279A JPS5592104A (en) | 1978-09-28 | 1979-09-28 | Film path |
| BE0/197372A BE879067A (fr) | 1978-09-28 | 1979-09-28 | Gemodificeerd membraan voor membraanfiltratie |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL7809835 | 1978-09-28 | ||
| NL7809835A NL7809835A (nl) | 1978-09-28 | 1978-09-28 | Gemodificeerd membraan voor membraanfiltratie. |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL7809835A true NL7809835A (nl) | 1980-04-01 |
Family
ID=19831623
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL7809835A NL7809835A (nl) | 1978-09-28 | 1978-09-28 | Gemodificeerd membraan voor membraanfiltratie. |
Country Status (6)
| Country | Link |
|---|---|
| JP (1) | JPS5592104A (enExample) |
| BE (1) | BE879067A (enExample) |
| DE (1) | DE2939071A1 (enExample) |
| FR (1) | FR2466265A1 (enExample) |
| GB (1) | GB2035133A (enExample) |
| NL (1) | NL7809835A (enExample) |
Families Citing this family (10)
| 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 |
| EP0156840A4 (en) * | 1983-09-12 | 1987-07-08 | Memtec Ltd | TREATMENT OF POROUS MEMBRANES. |
| EP0162068B1 (en) * | 1983-11-07 | 1990-06-06 | Memtec Limited | Separating oil emulsions |
| US4794002A (en) * | 1985-11-01 | 1988-12-27 | Monsanto Company | Modified polymeric surfaces and process for preparing same |
| DE3786641T2 (de) * | 1986-10-29 | 1994-03-17 | Asahi Medical Co | Einheit zur Aufnahme von Blutbestandteilen. |
| DE3707054A1 (de) * | 1987-03-05 | 1988-09-15 | Akzo Gmbh | Verfahren zum herstellen einer zweischichtmembran |
| US6688477B2 (en) * | 2001-05-03 | 2004-02-10 | Air Products And Chemicals, Inc. | Composite membranes |
| WO2009123088A1 (ja) | 2008-03-31 | 2009-10-08 | 東レ株式会社 | 分離膜およびその製造方法並びにその分離膜を用いた分離膜モジュール |
| GB201104337D0 (en) | 2011-03-15 | 2011-04-27 | Glaxo Group Ltd | Novel device |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| IT1030867B (it) * | 1973-12-04 | 1979-04-10 | Rhone Poulenc Sa | Membrane semipermeabili per frazionare miscele fluide |
| 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 DE DE19792939071 patent/DE2939071A1/de not_active Withdrawn
- 1979-09-27 FR FR7924065A patent/FR2466265A1/fr active Pending
- 1979-09-27 GB GB7933477A patent/GB2035133A/en not_active Withdrawn
- 1979-09-28 JP JP12424279A patent/JPS5592104A/ja active Pending
- 1979-09-28 BE BE0/197372A patent/BE879067A/fr unknown
Also Published As
| Publication number | Publication date |
|---|---|
| FR2466265A1 (enExample) | 1981-04-10 |
| BE879067A (fr) | 1980-03-28 |
| JPS5592104A (en) | 1980-07-12 |
| GB2035133A (en) | 1980-06-18 |
| DE2939071A1 (de) | 1980-04-03 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| NL7809835A (nl) | Gemodificeerd membraan voor membraanfiltratie. | |
| US4944881A (en) | Liquid separation membrane for pervaporation | |
| US4249000A (en) | Modified polymers | |
| US3877978A (en) | Semipermeable membranes | |
| DE3112937C2 (de) | Verfahren zur Herstellung einer selektiv durchlässigen Polyimidmembran | |
| US4909943A (en) | Rejection enhancing coatings for reverse osmosis membranes | |
| DE2236663A1 (de) | Vernetzte interpolymermembran mit fixierter ladung und verfahren zu deren herstellung | |
| US4828700A (en) | Rejection enhancing coatings for reverse osmosis membranes | |
| JPH0217216B2 (enExample) | ||
| US4894165A (en) | Rejection enhancing coatings for reverse osmosis membranes | |
| EP0112631A2 (en) | Composite material, method of making it and its use in osmotic purification of liquids | |
| CA1223686A (fr) | Agent hydrosoluble de complexation des cations metalliques compose de terpolymeres acryliques disposant d'un haut pouvoir complexant et d'un effet de seuil eleve | |
| US4129559A (en) | Reverse osmosis anisotropic membranes based on polypiperazine amides | |
| JP4451249B2 (ja) | ブース循環水の処理方法 | |
| DE2263774A1 (de) | Fuer die umgekehrte osmose bestimmte anisotrope polymere membranen und verfahren zu ihrer herstellung | |
| Baier et al. | Citrus Pectates. Properties, Manufacture, and Uses | |
| JPS6144559B2 (enExample) | ||
| US4397969A (en) | Aqueous dispersions of polyvinylbutyral having low content of hydrosolubles | |
| CN117383763A (zh) | 一种酸洗废水处理工艺 | |
| JPS60129184A (ja) | でんぷん含有水の処理方法 | |
| CN107828064B (zh) | 高效型染料絮凝剂及其制备方法及其应用 | |
| JPS59177190A (ja) | 有機性廃水の凝集処理方法 | |
| CN120079250B (zh) | 一种复合阻垢反渗透膜的生产方法 | |
| SU436890A1 (ru) | Суспензи дл электрофоретического осаждени металлополимерных покрытий | |
| NL8003028A (nl) | Membraan voor membraanfiltratie. |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| A1C | A request for examination has been filed | ||
| BV | The patent application has lapsed |