DE1948645A1 - Zusammengesetzte selektiv-permeable Membranstruktur und Verfahren zu ihrer Herstellung - Google Patents
Zusammengesetzte selektiv-permeable Membranstruktur und Verfahren zu ihrer HerstellungInfo
- Publication number
- DE1948645A1 DE1948645A1 DE19691948645 DE1948645A DE1948645A1 DE 1948645 A1 DE1948645 A1 DE 1948645A1 DE 19691948645 DE19691948645 DE 19691948645 DE 1948645 A DE1948645 A DE 1948645A DE 1948645 A1 DE1948645 A1 DE 1948645A1
- Authority
- DE
- Germany
- Prior art keywords
- phase
- film
- layer
- membrane structure
- polymer film
- 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.)
- Pending
Links
- 239000012528 membrane Substances 0.000 title claims description 36
- 238000000034 method Methods 0.000 title claims description 13
- 238000004519 manufacturing process Methods 0.000 title claims description 5
- 239000002131 composite material Substances 0.000 title description 5
- 230000008569 process Effects 0.000 title description 4
- 239000000463 material Substances 0.000 claims description 19
- 239000007787 solid Substances 0.000 claims description 18
- 239000007788 liquid Substances 0.000 claims description 17
- 239000000203 mixture Substances 0.000 claims description 14
- 239000002904 solvent Substances 0.000 claims description 14
- 239000011148 porous material Substances 0.000 claims description 13
- 229920000642 polymer Polymers 0.000 claims description 12
- 229920006254 polymer film Polymers 0.000 claims description 8
- 239000004417 polycarbonate Substances 0.000 claims description 7
- 229920000515 polycarbonate Polymers 0.000 claims description 7
- 238000005342 ion exchange Methods 0.000 claims description 5
- 238000002386 leaching Methods 0.000 claims description 5
- 239000002861 polymer material Substances 0.000 claims description 5
- 230000001427 coherent effect Effects 0.000 claims description 4
- 238000007654 immersion Methods 0.000 claims description 4
- 229920001169 thermoplastic Polymers 0.000 claims description 4
- 229930195735 unsaturated hydrocarbon Natural products 0.000 claims description 4
- NBZANZVJRKXVBH-GYDPHNCVSA-N alpha-Cryptoxanthin Natural products O[C@H]1CC(C)(C)C(/C=C/C(=C\C=C\C(=C/C=C/C=C(\C=C\C=C(/C=C/[C@H]2C(C)=CCCC2(C)C)\C)/C)\C)/C)=C(C)C1 NBZANZVJRKXVBH-GYDPHNCVSA-N 0.000 claims description 2
- 239000003014 ion exchange membrane Substances 0.000 claims description 2
- 150000001558 benzoic acid derivatives Chemical class 0.000 claims 1
- 230000002051 biphasic effect Effects 0.000 claims 1
- 150000001875 compounds Chemical class 0.000 claims 1
- 239000010408 film Substances 0.000 description 37
- 239000000243 solution Substances 0.000 description 16
- 238000005266 casting Methods 0.000 description 13
- IAZDPXIOMUYVGZ-UHFFFAOYSA-N Dimethylsulphoxide Chemical compound CS(C)=O IAZDPXIOMUYVGZ-UHFFFAOYSA-N 0.000 description 10
- 239000007789 gas Substances 0.000 description 10
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 9
- 239000011521 glass Substances 0.000 description 8
- 230000002441 reversible effect Effects 0.000 description 8
- HEDRZPFGACZZDS-UHFFFAOYSA-N Chloroform Chemical compound ClC(Cl)Cl HEDRZPFGACZZDS-UHFFFAOYSA-N 0.000 description 6
- -1 polyethylene Polymers 0.000 description 6
- 238000000926 separation method Methods 0.000 description 6
- 239000000758 substrate Substances 0.000 description 6
- 150000003839 salts Chemical class 0.000 description 5
- 235000010234 sodium benzoate Nutrition 0.000 description 5
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 description 4
- 239000004698 Polyethylene Substances 0.000 description 4
- 239000012071 phase Substances 0.000 description 4
- 229920000573 polyethylene Polymers 0.000 description 4
- WXMKPNITSTVMEF-UHFFFAOYSA-M sodium benzoate Chemical compound [Na+].[O-]C(=O)C1=CC=CC=C1 WXMKPNITSTVMEF-UHFFFAOYSA-M 0.000 description 4
- 239000004299 sodium benzoate Substances 0.000 description 4
- 229960003885 sodium benzoate Drugs 0.000 description 4
- YMWUJEATGCHHMB-UHFFFAOYSA-N Dichloromethane Chemical compound ClCCl YMWUJEATGCHHMB-UHFFFAOYSA-N 0.000 description 3
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 description 3
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 3
- 239000004721 Polyphenylene oxide Substances 0.000 description 3
- 229920002301 cellulose acetate Polymers 0.000 description 3
- 229920006380 polyphenylene oxide Polymers 0.000 description 3
- 229910052708 sodium Inorganic materials 0.000 description 3
- 239000011734 sodium Substances 0.000 description 3
- 239000004743 Polypropylene Substances 0.000 description 2
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 description 2
- 238000005056 compaction Methods 0.000 description 2
- 238000009792 diffusion process Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000001704 evaporation Methods 0.000 description 2
- 230000008020 evaporation Effects 0.000 description 2
- 238000011049 filling Methods 0.000 description 2
- 239000007791 liquid phase Substances 0.000 description 2
- 229920005597 polymer membrane Polymers 0.000 description 2
- 229920001155 polypropylene Polymers 0.000 description 2
- 238000000807 solvent casting Methods 0.000 description 2
- XCAPKUZBXPLKQL-UHFFFAOYSA-N 2,6-diphenyl-7-oxabicyclo[4.1.0]hepta-2,4-diene Chemical compound O1C2C(C=3C=CC=CC=3)=CC=CC12C1=CC=CC=C1 XCAPKUZBXPLKQL-UHFFFAOYSA-N 0.000 description 1
- 239000004215 Carbon black (E152) Substances 0.000 description 1
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 1
- 125000000129 anionic group Chemical group 0.000 description 1
- 239000007864 aqueous solution Substances 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- NSQPPSOSXWOZNH-UHFFFAOYSA-L calcium benzoate Chemical class [Ca+2].[O-]C(=O)C1=CC=CC=C1.[O-]C(=O)C1=CC=CC=C1 NSQPPSOSXWOZNH-UHFFFAOYSA-L 0.000 description 1
- 235000010237 calcium benzoate Nutrition 0.000 description 1
- 238000003490 calendering Methods 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- WORJEOGGNQDSOE-UHFFFAOYSA-N chloroform;methanol Chemical compound OC.ClC(Cl)Cl WORJEOGGNQDSOE-UHFFFAOYSA-N 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 238000000280 densification Methods 0.000 description 1
- 238000010612 desalination reaction Methods 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000006260 foam Substances 0.000 description 1
- 239000008246 gaseous mixture Substances 0.000 description 1
- 229930195733 hydrocarbon Natural products 0.000 description 1
- 150000002430 hydrocarbons Chemical class 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000010348 incorporation Methods 0.000 description 1
- 239000012633 leachable Substances 0.000 description 1
- 229940031993 lithium benzoate Drugs 0.000 description 1
- LDJNSLOKTFFLSL-UHFFFAOYSA-M lithium;benzoate Chemical compound [Li+].[O-]C(=O)C1=CC=CC=C1 LDJNSLOKTFFLSL-UHFFFAOYSA-M 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 239000012046 mixed solvent Substances 0.000 description 1
- 230000003204 osmotic effect Effects 0.000 description 1
- 230000035699 permeability Effects 0.000 description 1
- 239000012466 permeate Substances 0.000 description 1
- 125000000843 phenylene group Chemical group C1(=C(C=CC=C1)*)* 0.000 description 1
- 229920001296 polysiloxane Polymers 0.000 description 1
- XAEFZNCEHLXOMS-UHFFFAOYSA-M potassium benzoate Chemical compound [K+].[O-]C(=O)C1=CC=CC=C1 XAEFZNCEHLXOMS-UHFFFAOYSA-M 0.000 description 1
- 235000010235 potassium benzoate Nutrition 0.000 description 1
- 229940103091 potassium benzoate Drugs 0.000 description 1
- 239000004300 potassium benzoate Substances 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 238000007639 printing Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 235000015424 sodium Nutrition 0.000 description 1
- 229910000029 sodium carbonate Inorganic materials 0.000 description 1
- 239000011343 solid material Substances 0.000 description 1
- 239000008399 tap water Substances 0.000 description 1
- 235000020679 tap water Nutrition 0.000 description 1
- 239000004416 thermosoftening plastic Substances 0.000 description 1
- 239000010409 thin film Substances 0.000 description 1
- 230000035899 viability Effects 0.000 description 1
- 238000009736 wetting Methods 0.000 description 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
- B01D69/12—Composite membranes; Ultra-thin membranes
- B01D69/1213—Laminated layers
-
- 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
- C08J9/26—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof by elimination of a solid phase from a macromolecular composition or article, e.g. leaching out
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Health & Medical Sciences (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Separation Using Semi-Permeable Membranes (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US76387968A | 1968-09-30 | 1968-09-30 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE1948645A1 true DE1948645A1 (de) | 1970-04-09 |
Family
ID=25069065
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19691948645 Pending DE1948645A1 (de) | 1968-09-30 | 1969-09-26 | Zusammengesetzte selektiv-permeable Membranstruktur und Verfahren zu ihrer Herstellung |
Country Status (5)
| Country | Link |
|---|---|
| JP (1) | JPS4817589B1 (enExample) |
| DE (1) | DE1948645A1 (enExample) |
| FR (1) | FR2019231A1 (enExample) |
| GB (1) | GB1267167A (enExample) |
| NL (1) | NL6914801A (enExample) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2920762A1 (de) * | 1978-05-25 | 1979-12-20 | Kuraray Co | Mikroporoese polyvinylalkoholmembran |
| DE3707054A1 (de) * | 1987-03-05 | 1988-09-15 | Akzo Gmbh | Verfahren zum herstellen einer zweischichtmembran |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6029282B2 (ja) * | 1976-09-03 | 1985-07-10 | 旭化成株式会社 | 半透膜及びその製造方法 |
| DE2808222C3 (de) * | 1978-02-25 | 1981-09-03 | Battelle-Institut E.V., 6000 Frankfurt | Verfahren zur Herstellung von Composite-Membranen |
| US4415608A (en) | 1982-01-15 | 1983-11-15 | Uop Inc. | Continuous production of polymethylpentene membranes |
| JPS6319434A (ja) * | 1986-07-10 | 1988-01-27 | Nifco Inc | 伸縮式オイルダンパ− |
| RU2202405C2 (ru) * | 1998-02-18 | 2003-04-20 | Би Джи Интеллекчуал Проперти Лимитед | Способ получения проницаемого газоразделительного материала |
| CN112933980B (zh) * | 2021-01-29 | 2022-04-19 | 三明学院 | 一种噻吩选择性MoSe2-rGO泡沫复合膜及其制备方法、分离噻吩的方法 |
-
1969
- 1969-08-29 GB GB1267167D patent/GB1267167A/en not_active Expired
- 1969-09-26 DE DE19691948645 patent/DE1948645A1/de active Pending
- 1969-09-30 NL NL6914801A patent/NL6914801A/xx unknown
- 1969-09-30 JP JP44077452A patent/JPS4817589B1/ja active Pending
- 1969-09-30 FR FR6933340A patent/FR2019231A1/fr not_active Withdrawn
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2920762A1 (de) * | 1978-05-25 | 1979-12-20 | Kuraray Co | Mikroporoese polyvinylalkoholmembran |
| DE3707054A1 (de) * | 1987-03-05 | 1988-09-15 | Akzo Gmbh | Verfahren zum herstellen einer zweischichtmembran |
Also Published As
| Publication number | Publication date |
|---|---|
| NL6914801A (enExample) | 1970-04-01 |
| JPS4817589B1 (enExample) | 1973-05-30 |
| FR2019231A1 (enExample) | 1970-06-26 |
| GB1267167A (enExample) | 1972-03-15 |
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