JPH0576331B2 - - Google Patents
Info
- Publication number
- JPH0576331B2 JPH0576331B2 JP86307552A JP30755286A JPH0576331B2 JP H0576331 B2 JPH0576331 B2 JP H0576331B2 JP 86307552 A JP86307552 A JP 86307552A JP 30755286 A JP30755286 A JP 30755286A JP H0576331 B2 JPH0576331 B2 JP H0576331B2
- Authority
- JP
- Japan
- Prior art keywords
- membrane
- polymer
- formula
- solution
- membranes
- 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 claims description 170
- 229920000642 polymer Polymers 0.000 claims description 71
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 60
- 229920006393 polyether sulfone Polymers 0.000 claims description 28
- 239000000243 solution Substances 0.000 claims description 28
- 239000004695 Polyether sulfone Substances 0.000 claims description 24
- 239000004962 Polyamide-imide Substances 0.000 claims description 22
- 229920002312 polyamide-imide Polymers 0.000 claims description 22
- 239000002904 solvent Substances 0.000 claims description 21
- 229920001223 polyethylene glycol Polymers 0.000 claims description 19
- 239000002202 Polyethylene glycol Substances 0.000 claims description 18
- 229920001721 polyimide Polymers 0.000 claims description 15
- 239000004642 Polyimide Substances 0.000 claims description 14
- 239000011148 porous material Substances 0.000 claims description 14
- LYCAIKOWRPUZTN-UHFFFAOYSA-N Ethylene glycol Chemical compound OCCO LYCAIKOWRPUZTN-UHFFFAOYSA-N 0.000 claims description 12
- 238000004519 manufacturing process Methods 0.000 claims description 12
- 238000010521 absorption reaction Methods 0.000 claims description 10
- 229920001600 hydrophobic polymer Polymers 0.000 claims description 10
- 239000000203 mixture Substances 0.000 claims description 10
- 229920000036 polyvinylpyrrolidone Polymers 0.000 claims description 9
- 239000001267 polyvinylpyrrolidone Substances 0.000 claims description 9
- 235000013855 polyvinylpyrrolidone Nutrition 0.000 claims description 9
- 238000005266 casting Methods 0.000 claims description 8
- 239000000654 additive Substances 0.000 claims description 6
- 102000004169 proteins and genes Human genes 0.000 claims description 5
- 108090000623 proteins and genes Proteins 0.000 claims description 5
- 239000000126 substance Substances 0.000 claims description 5
- 229920000570 polyether Polymers 0.000 claims description 4
- 150000003839 salts Chemical class 0.000 claims description 4
- 239000004721 Polyphenylene oxide Substances 0.000 claims description 3
- 230000000996 additive effect Effects 0.000 claims description 3
- 150000001875 compounds Chemical class 0.000 claims description 3
- 239000012527 feed solution Substances 0.000 claims description 3
- 238000001035 drying Methods 0.000 claims description 2
- 239000003880 polar aprotic solvent Substances 0.000 claims description 2
- 125000003545 alkoxy group Chemical group 0.000 claims 1
- 125000000217 alkyl group Chemical group 0.000 claims 1
- 229910052736 halogen Inorganic materials 0.000 claims 1
- 150000002367 halogens Chemical class 0.000 claims 1
- 239000002244 precipitate Substances 0.000 claims 1
- ZMXDDKWLCZADIW-UHFFFAOYSA-N N,N-Dimethylformamide Chemical compound CN(C)C=O ZMXDDKWLCZADIW-UHFFFAOYSA-N 0.000 description 39
- 229920002492 poly(sulfone) Polymers 0.000 description 20
- 230000002209 hydrophobic effect Effects 0.000 description 18
- 239000003570 air Substances 0.000 description 17
- 239000010408 film Substances 0.000 description 15
- 238000001471 micro-filtration Methods 0.000 description 12
- 229940068918 polyethylene glycol 400 Drugs 0.000 description 11
- 239000003350 kerosene Substances 0.000 description 10
- 238000000108 ultra-filtration Methods 0.000 description 10
- 239000012982 microporous membrane Substances 0.000 description 9
- PEDCQBHIVMGVHV-UHFFFAOYSA-N Glycerine Chemical compound OCC(O)CO PEDCQBHIVMGVHV-UHFFFAOYSA-N 0.000 description 8
- 238000000034 method Methods 0.000 description 8
- 229920002565 Polyethylene Glycol 400 Polymers 0.000 description 7
- 238000001914 filtration Methods 0.000 description 6
- 238000001223 reverse osmosis Methods 0.000 description 6
- 238000010998 test method Methods 0.000 description 6
- SECXISVLQFMRJM-UHFFFAOYSA-N N-Methylpyrrolidone Chemical compound CN1CCCC1=O SECXISVLQFMRJM-UHFFFAOYSA-N 0.000 description 5
- 229920004695 VICTREX™ PEEK Polymers 0.000 description 5
- 229920006259 thermoplastic polyimide Polymers 0.000 description 5
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 4
- KFZMGEQAYNKOFK-UHFFFAOYSA-N Isopropanol Chemical compound CC(C)O KFZMGEQAYNKOFK-UHFFFAOYSA-N 0.000 description 4
- WYURNTSHIVDZCO-UHFFFAOYSA-N Tetrahydrofuran Chemical compound C1CCOC1 WYURNTSHIVDZCO-UHFFFAOYSA-N 0.000 description 4
- 239000004963 Torlon Substances 0.000 description 4
- 229920003997 Torlon® Polymers 0.000 description 4
- 239000012080 ambient air Substances 0.000 description 4
- 239000011521 glass Substances 0.000 description 4
- 235000011187 glycerol Nutrition 0.000 description 4
- 238000002386 leaching Methods 0.000 description 4
- 229920001601 polyetherimide Polymers 0.000 description 4
- 238000012360 testing method Methods 0.000 description 4
- 238000009736 wetting Methods 0.000 description 4
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 3
- 239000004952 Polyamide Substances 0.000 description 3
- 239000004697 Polyetherimide Substances 0.000 description 3
- 239000002253 acid Substances 0.000 description 3
- 239000004760 aramid Substances 0.000 description 3
- 229920003235 aromatic polyamide Polymers 0.000 description 3
- 125000003118 aryl group Chemical group 0.000 description 3
- 238000005345 coagulation Methods 0.000 description 3
- 230000015271 coagulation Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000000605 extraction Methods 0.000 description 3
- 238000010438 heat treatment Methods 0.000 description 3
- 230000003301 hydrolyzing effect Effects 0.000 description 3
- 150000003949 imides Chemical class 0.000 description 3
- 239000007788 liquid Substances 0.000 description 3
- 238000002156 mixing Methods 0.000 description 3
- 229920002647 polyamide Polymers 0.000 description 3
- 239000000080 wetting agent Substances 0.000 description 3
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 2
- OAKJQQAXSVQMHS-UHFFFAOYSA-N Hydrazine Chemical compound NN OAKJQQAXSVQMHS-UHFFFAOYSA-N 0.000 description 2
- 238000005481 NMR spectroscopy Methods 0.000 description 2
- 239000004677 Nylon Substances 0.000 description 2
- 229920002302 Nylon 6,6 Polymers 0.000 description 2
- 239000004372 Polyvinyl alcohol Substances 0.000 description 2
- 241000589516 Pseudomonas Species 0.000 description 2
- 150000007513 acids Chemical class 0.000 description 2
- 239000007864 aqueous solution Substances 0.000 description 2
- 150000004945 aromatic hydrocarbons Chemical class 0.000 description 2
- 230000001580 bacterial effect Effects 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 239000003518 caustics Substances 0.000 description 2
- 229920002301 cellulose acetate Polymers 0.000 description 2
- 230000000052 comparative effect Effects 0.000 description 2
- 238000011109 contamination Methods 0.000 description 2
- 238000001723 curing Methods 0.000 description 2
- 238000010612 desalination reaction Methods 0.000 description 2
- 239000000706 filtrate Substances 0.000 description 2
- 229920001477 hydrophilic polymer Polymers 0.000 description 2
- 230000014759 maintenance of location Effects 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 229910052757 nitrogen Inorganic materials 0.000 description 2
- 229920001778 nylon Polymers 0.000 description 2
- 239000004014 plasticizer Substances 0.000 description 2
- 229920002451 polyvinyl alcohol Polymers 0.000 description 2
- 238000001556 precipitation Methods 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- 239000011347 resin Substances 0.000 description 2
- 229920005989 resin Polymers 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 150000003377 silicon compounds Chemical class 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 229910001220 stainless steel Inorganic materials 0.000 description 2
- 239000010935 stainless steel Substances 0.000 description 2
- 238000003756 stirring Methods 0.000 description 2
- 239000004094 surface-active agent Substances 0.000 description 2
- YLQBMQCUIZJEEH-UHFFFAOYSA-N tetrahydrofuran Natural products C=1C=COC=1 YLQBMQCUIZJEEH-UHFFFAOYSA-N 0.000 description 2
- 238000001029 thermal curing Methods 0.000 description 2
- 239000010409 thin film Substances 0.000 description 2
- 241000894006 Bacteria Species 0.000 description 1
- 239000004705 High-molecular-weight polyethylene Substances 0.000 description 1
- 102000036675 Myoglobin Human genes 0.000 description 1
- 108010062374 Myoglobin Proteins 0.000 description 1
- FXHOOIRPVKKKFG-UHFFFAOYSA-N N,N-Dimethylacetamide Chemical compound CN(C)C(C)=O FXHOOIRPVKKKFG-UHFFFAOYSA-N 0.000 description 1
- 229920004747 ULTEM® 1000 Polymers 0.000 description 1
- -1 aliphatic alcohols Chemical class 0.000 description 1
- 125000001931 aliphatic group Chemical group 0.000 description 1
- 150000001338 aliphatic hydrocarbons Chemical class 0.000 description 1
- 229910021529 ammonia Inorganic materials 0.000 description 1
- 159000000032 aromatic acids Chemical class 0.000 description 1
- 230000033228 biological regulation Effects 0.000 description 1
- 239000002775 capsule Substances 0.000 description 1
- 239000003153 chemical reaction reagent Substances 0.000 description 1
- 150000008280 chlorinated hydrocarbons Chemical class 0.000 description 1
- 230000001112 coagulating effect Effects 0.000 description 1
- 238000009833 condensation Methods 0.000 description 1
- 230000005494 condensation Effects 0.000 description 1
- 230000008094 contradictory effect Effects 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 125000000524 functional group Chemical group 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 231100001261 hazardous Toxicity 0.000 description 1
- 238000013007 heat curing Methods 0.000 description 1
- 229930195733 hydrocarbon Natural products 0.000 description 1
- 150000002430 hydrocarbons Chemical class 0.000 description 1
- 238000011065 in-situ storage Methods 0.000 description 1
- 239000012633 leachable Substances 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 230000010874 maintenance of protein location Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 125000004433 nitrogen atom Chemical group N* 0.000 description 1
- 239000003960 organic solvent Substances 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 230000035515 penetration Effects 0.000 description 1
- 238000005191 phase separation Methods 0.000 description 1
- 238000007747 plating Methods 0.000 description 1
- 239000002798 polar solvent Substances 0.000 description 1
- 229920005575 poly(amic acid) Polymers 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 230000001376 precipitating effect Effects 0.000 description 1
- 239000002243 precursor Substances 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000004321 preservation Methods 0.000 description 1
- 238000005956 quaternization reaction Methods 0.000 description 1
- 238000010791 quenching Methods 0.000 description 1
- 230000002940 repellent Effects 0.000 description 1
- 239000005871 repellent Substances 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
- 238000004626 scanning electron microscopy Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 230000002269 spontaneous effect Effects 0.000 description 1
- 238000010561 standard procedure Methods 0.000 description 1
- 238000010025 steaming Methods 0.000 description 1
- 238000003786 synthesis reaction Methods 0.000 description 1
- 239000006188 syrup Substances 0.000 description 1
- 235000020357 syrup Nutrition 0.000 description 1
- 238000010200 validation analysis Methods 0.000 description 1
Landscapes
- Separation Using Semi-Permeable Membranes (AREA)
- Manufacture Of Macromolecular Shaped Articles (AREA)
- Compositions Of Macromolecular Compounds (AREA)
Applications Claiming Priority (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US81226085A | 1985-12-23 | 1985-12-23 | |
| US812343 | 1985-12-23 | ||
| US812260 | 1985-12-23 | ||
| US897045 | 1986-08-15 |
Related Child Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP09055327A Division JP3060985B2 (ja) | 1985-12-23 | 1997-03-10 | 濾過膜およびその製法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS62258707A JPS62258707A (ja) | 1987-11-11 |
| JPH0576331B2 true JPH0576331B2 (sv) | 1993-10-22 |
Family
ID=25209036
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP61307552A Granted JPS62258707A (ja) | 1985-12-23 | 1986-12-23 | 濾過膜およびその製法 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS62258707A (sv) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2680073B2 (ja) * | 1988-10-14 | 1997-11-19 | ダイセル化学工業 株式会社 | ポリエーテルスルホン樹脂の溶液 |
| WO2015073820A1 (en) | 2013-11-14 | 2015-05-21 | Entegris, Inc. | Microporous polyamide-imide membranes |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5426283A (en) * | 1977-08-01 | 1979-02-27 | Mitsui Petrochem Ind Ltd | Preparation of semipermeable membrane of polysulfone |
| JPS588516A (ja) * | 1981-07-08 | 1983-01-18 | Toyobo Co Ltd | ポリスルホン系分離膜の製造方法 |
| JPS58104940A (ja) * | 1981-12-17 | 1983-06-22 | ヘキスト・アクチエンゲゼルシヤフト | 合成重合体をベ−スとする非対称のマクロ孔状膜及びその製法 |
| JPS59228016A (ja) * | 1983-06-07 | 1984-12-21 | Nitto Electric Ind Co Ltd | 芳香族ポリスルホン中空糸状膜及びその製造方法 |
| JPS6193801A (ja) * | 1984-07-17 | 1986-05-12 | フレゼニウス アクチエンゲゼルシヤフト | 非対称微孔性中空繊維の製造方法 |
| JPS61238306A (ja) * | 1985-04-17 | 1986-10-23 | Toray Ind Inc | ポリスルホン系樹脂半透膜の製造方法 |
| JPH0376969A (ja) * | 1989-08-18 | 1991-04-02 | Misawa Homes Co Ltd | 階段室収納家具 |
-
1986
- 1986-12-23 JP JP61307552A patent/JPS62258707A/ja active Granted
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5426283A (en) * | 1977-08-01 | 1979-02-27 | Mitsui Petrochem Ind Ltd | Preparation of semipermeable membrane of polysulfone |
| JPS588516A (ja) * | 1981-07-08 | 1983-01-18 | Toyobo Co Ltd | ポリスルホン系分離膜の製造方法 |
| JPS58104940A (ja) * | 1981-12-17 | 1983-06-22 | ヘキスト・アクチエンゲゼルシヤフト | 合成重合体をベ−スとする非対称のマクロ孔状膜及びその製法 |
| JPS59228016A (ja) * | 1983-06-07 | 1984-12-21 | Nitto Electric Ind Co Ltd | 芳香族ポリスルホン中空糸状膜及びその製造方法 |
| JPS6193801A (ja) * | 1984-07-17 | 1986-05-12 | フレゼニウス アクチエンゲゼルシヤフト | 非対称微孔性中空繊維の製造方法 |
| JPS61238306A (ja) * | 1985-04-17 | 1986-10-23 | Toray Ind Inc | ポリスルホン系樹脂半透膜の製造方法 |
| JPH0376969A (ja) * | 1989-08-18 | 1991-04-02 | Misawa Homes Co Ltd | 階段室収納家具 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS62258707A (ja) | 1987-11-11 |
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