JPH0554372B2 - - Google Patents
Info
- Publication number
- JPH0554372B2 JPH0554372B2 JP60177069A JP17706985A JPH0554372B2 JP H0554372 B2 JPH0554372 B2 JP H0554372B2 JP 60177069 A JP60177069 A JP 60177069A JP 17706985 A JP17706985 A JP 17706985A JP H0554372 B2 JPH0554372 B2 JP H0554372B2
- Authority
- JP
- Japan
- Prior art keywords
- membrane
- separation
- insolubilized
- polymer
- hydrophilic 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.)
- Expired - Lifetime
Links
- 239000012528 membrane Substances 0.000 claims description 69
- 238000000926 separation method Methods 0.000 claims description 29
- 229920001477 hydrophilic polymer Polymers 0.000 claims description 18
- 229920002492 poly(sulfone) Polymers 0.000 claims description 15
- 229920000036 polyvinylpyrrolidone Polymers 0.000 claims description 14
- 235000013855 polyvinylpyrrolidone Nutrition 0.000 claims description 14
- 229920001600 hydrophobic polymer Polymers 0.000 claims description 11
- 125000003118 aryl group Chemical group 0.000 claims description 10
- 239000001267 polyvinylpyrrolidone Substances 0.000 claims description 9
- 239000002243 precursor Substances 0.000 claims description 9
- 239000000126 substance Substances 0.000 claims description 9
- 229920000642 polymer Polymers 0.000 claims description 6
- 239000000203 mixture Substances 0.000 claims description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 24
- 238000000034 method Methods 0.000 description 8
- WHNWPMSKXPGLAX-UHFFFAOYSA-N N-Vinyl-2-pyrrolidone Chemical compound C=CN1CCCC1=O WHNWPMSKXPGLAX-UHFFFAOYSA-N 0.000 description 6
- 239000007864 aqueous solution Substances 0.000 description 6
- 239000003495 polar organic solvent Substances 0.000 description 5
- 239000002904 solvent Substances 0.000 description 5
- ROOXNKNUYICQNP-UHFFFAOYSA-N ammonium persulfate Chemical compound [NH4+].[NH4+].[O-]S(=O)(=O)OOS([O-])(=O)=O ROOXNKNUYICQNP-UHFFFAOYSA-N 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- 230000035699 permeability Effects 0.000 description 4
- ZMXDDKWLCZADIW-UHFFFAOYSA-N N,N-Dimethylformamide Chemical compound CN(C)C=O ZMXDDKWLCZADIW-UHFFFAOYSA-N 0.000 description 3
- 238000010521 absorption reaction Methods 0.000 description 3
- 230000003247 decreasing effect Effects 0.000 description 3
- 238000000921 elemental analysis Methods 0.000 description 3
- 239000012510 hollow fiber Substances 0.000 description 3
- 238000002329 infrared spectrum Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 239000004745 nonwoven fabric Substances 0.000 description 3
- 229940092253 ovalbumin Drugs 0.000 description 3
- 239000000243 solution Substances 0.000 description 3
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 description 2
- 241000272201 Columbiformes Species 0.000 description 2
- IAZDPXIOMUYVGZ-UHFFFAOYSA-N Dimethylsulphoxide Chemical compound CS(C)=O IAZDPXIOMUYVGZ-UHFFFAOYSA-N 0.000 description 2
- SECXISVLQFMRJM-UHFFFAOYSA-N N-Methylpyrrolidone Chemical compound CN1CCCC1=O SECXISVLQFMRJM-UHFFFAOYSA-N 0.000 description 2
- 108010058846 Ovalbumin Proteins 0.000 description 2
- 239000002202 Polyethylene glycol Substances 0.000 description 2
- 229910001870 ammonium persulfate Inorganic materials 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 125000002915 carbonyl group Chemical group [*:2]C([*:1])=O 0.000 description 2
- 239000000701 coagulant Substances 0.000 description 2
- 230000000052 comparative effect Effects 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- 239000003792 electrolyte Substances 0.000 description 2
- 239000011521 glass Substances 0.000 description 2
- 230000007774 longterm Effects 0.000 description 2
- 239000012046 mixed solvent Substances 0.000 description 2
- 229920001223 polyethylene glycol Polymers 0.000 description 2
- HNJBEVLQSNELDL-UHFFFAOYSA-N pyrrolidin-2-one Chemical compound O=C1CCCN1 HNJBEVLQSNELDL-UHFFFAOYSA-N 0.000 description 2
- 238000000108 ultra-filtration Methods 0.000 description 2
- 229920003169 water-soluble polymer Polymers 0.000 description 2
- FXHOOIRPVKKKFG-UHFFFAOYSA-N N,N-Dimethylacetamide Chemical compound CN(C)C(C)=O FXHOOIRPVKKKFG-UHFFFAOYSA-N 0.000 description 1
- 229920002678 cellulose Polymers 0.000 description 1
- 239000001913 cellulose Substances 0.000 description 1
- 229920002301 cellulose acetate Polymers 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000005345 coagulation Methods 0.000 description 1
- 230000015271 coagulation Effects 0.000 description 1
- 239000003431 cross linking reagent Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- GNOIPBMMFNIUFM-UHFFFAOYSA-N hexamethylphosphoric triamide Chemical compound CN(C)P(=O)(N(C)C)N(C)C GNOIPBMMFNIUFM-UHFFFAOYSA-N 0.000 description 1
- 230000001771 impaired effect Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- JRKICGRDRMAZLK-UHFFFAOYSA-L peroxydisulfate Chemical compound [O-]S(=O)(=O)OOS([O-])(=O)=O JRKICGRDRMAZLK-UHFFFAOYSA-L 0.000 description 1
- 229920002239 polyacrylonitrile Polymers 0.000 description 1
- 229920000728 polyester Polymers 0.000 description 1
- 230000000379 polymerizing effect Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 239000012779 reinforcing material Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 238000001223 reverse osmosis Methods 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 238000001228 spectrum Methods 0.000 description 1
- 238000009987 spinning Methods 0.000 description 1
- 239000011550 stock solution Substances 0.000 description 1
- HXJUTPCZVOIRIF-UHFFFAOYSA-N sulfolane Chemical compound O=S1(=O)CCCC1 HXJUTPCZVOIRIF-UHFFFAOYSA-N 0.000 description 1
- 239000004094 surface-active agent Substances 0.000 description 1
- 238000005406 washing Methods 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
-
- 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
- B01D67/00111—Polymer pretreatment in the casting solutions
-
- 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
- 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
- B01D2323/36—Introduction of specific chemical groups
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2325/00—Details relating to properties of membranes
- B01D2325/02—Details relating to pores or porosity of the membranes
- B01D2325/022—Asymmetric membranes
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Dispersion Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Separation Using Semi-Permeable Membranes (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP60177069A JPS6238205A (ja) | 1985-08-12 | 1985-08-12 | 分離用半透膜 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP60177069A JPS6238205A (ja) | 1985-08-12 | 1985-08-12 | 分離用半透膜 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6238205A JPS6238205A (ja) | 1987-02-19 |
| JPH0554372B2 true JPH0554372B2 (en, 2012) | 1993-08-12 |
Family
ID=16024575
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP60177069A Granted JPS6238205A (ja) | 1985-08-12 | 1985-08-12 | 分離用半透膜 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6238205A (en, 2012) |
Families Citing this family (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6397205A (ja) * | 1986-10-15 | 1988-04-27 | Toray Ind Inc | ポリスルホン系樹脂半透膜の処理方法 |
| JP3097149B2 (ja) * | 1991-03-28 | 2000-10-10 | 東レ株式会社 | 医療透析用モジュールおよびその製造方法 |
| US5279739A (en) * | 1991-08-19 | 1994-01-18 | Koch Membrane Systems, Inc. | Durable filtration membrane having optimized molecular weight |
| DE4217335C2 (de) * | 1992-05-26 | 1996-01-18 | Seitz Filter Werke | Hydrophile Membran und Verfahren zu ihrer Herstellung |
| DE4219218A1 (de) * | 1992-06-12 | 1994-01-13 | Gambro Dialysatoren | Membran und Verfahren zu deren Herstellung |
| DE4308807A1 (de) * | 1993-03-19 | 1994-09-22 | Gambro Dialysatoren | Verfahren zur Herstellung hydrophiler Membranen |
| JPH06339620A (ja) * | 1993-11-29 | 1994-12-13 | Toray Ind Inc | ポリスルホン系樹脂半透膜の処理方法 |
| US6425284B1 (en) * | 2000-03-08 | 2002-07-30 | Dionex Corporation | Method and apparatus for gas-assisted suppressed chromatography |
| FR2850297B1 (fr) * | 2003-01-29 | 2005-04-15 | Aquasource | Procede de fabrication de membranes pour modules de filtration, notamment pour le traitement des eaux |
| JP4288602B2 (ja) * | 2004-06-09 | 2009-07-01 | 東洋紡績株式会社 | ポリスルホン系選択透過性中空糸膜 |
| EP1827664B1 (en) * | 2004-12-03 | 2011-06-08 | Siemens Industry, Inc. | Membrane post treatment |
| KR101281211B1 (ko) | 2008-09-26 | 2013-07-02 | 아사히 가세이 케미칼즈 가부시키가이샤 | 다공질막, 다공질막의 제조방법, 청징화된 액체의 제조방법 및 다공질막 모듈 |
| JP7128913B2 (ja) * | 2018-06-27 | 2022-08-31 | ビーエル テクノロジーズ、インコーポレイテッド | アルカリ安定性のナノ濾過複合膜及びそれらの製造方法 |
-
1985
- 1985-08-12 JP JP60177069A patent/JPS6238205A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6238205A (ja) | 1987-02-19 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| EXPY | Cancellation because of completion of term |