DE2917903A1 - Polymere zusammensetzungen fuer membranen - Google Patents
Polymere zusammensetzungen fuer membranenInfo
- Publication number
- DE2917903A1 DE2917903A1 DE19792917903 DE2917903A DE2917903A1 DE 2917903 A1 DE2917903 A1 DE 2917903A1 DE 19792917903 DE19792917903 DE 19792917903 DE 2917903 A DE2917903 A DE 2917903A DE 2917903 A1 DE2917903 A1 DE 2917903A1
- Authority
- DE
- Germany
- Prior art keywords
- membranes
- formula
- groupings
- polysulfone
- solutions
- 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- Withdrawn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 description 54
- 239000000203 mixture Substances 0.000 title claims description 46
- 229920002492 poly(sulfone) Polymers 0.000 claims description 41
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 21
- 229920000642 polymer Polymers 0.000 claims description 20
- 238000005345 coagulation Methods 0.000 claims description 12
- 230000015271 coagulation Effects 0.000 claims description 12
- 239000002904 solvent Substances 0.000 claims description 12
- 238000000034 method Methods 0.000 claims description 10
- 238000000108 ultra-filtration Methods 0.000 claims description 10
- 239000007788 liquid Substances 0.000 claims description 9
- 239000007787 solid Substances 0.000 claims description 8
- 238000004519 manufacturing process Methods 0.000 claims description 5
- 230000002787 reinforcement Effects 0.000 claims description 5
- 239000000654 additive Substances 0.000 claims description 2
- 239000002245 particle Substances 0.000 claims description 2
- 229920000110 poly(aryl ether sulfone) Polymers 0.000 claims description 2
- 238000007669 thermal treatment Methods 0.000 claims description 2
- 238000002360 preparation method Methods 0.000 claims 1
- 239000000243 solution Substances 0.000 description 53
- 229920002307 Dextran Polymers 0.000 description 7
- 239000011148 porous material Substances 0.000 description 5
- 239000000843 powder Substances 0.000 description 5
- 239000000126 substance Substances 0.000 description 5
- 239000000725 suspension Substances 0.000 description 5
- 238000002474 experimental method Methods 0.000 description 4
- 239000011521 glass Substances 0.000 description 4
- 230000014759 maintenance of location Effects 0.000 description 4
- 238000005204 segregation Methods 0.000 description 4
- 238000000926 separation method Methods 0.000 description 4
- 239000004094 surface-active agent Substances 0.000 description 4
- 238000006243 chemical reaction Methods 0.000 description 3
- 239000002131 composite material Substances 0.000 description 3
- 238000001704 evaporation Methods 0.000 description 3
- 230000008020 evaporation Effects 0.000 description 3
- 102000004190 Enzymes Human genes 0.000 description 2
- 108090000790 Enzymes Proteins 0.000 description 2
- SECXISVLQFMRJM-UHFFFAOYSA-N N-Methylpyrrolidone Chemical compound CN1CCCC1=O SECXISVLQFMRJM-UHFFFAOYSA-N 0.000 description 2
- 238000004090 dissolution Methods 0.000 description 2
- 239000008187 granular material Substances 0.000 description 2
- 239000004615 ingredient Substances 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000002156 mixing Methods 0.000 description 2
- 239000003960 organic solvent Substances 0.000 description 2
- 230000035699 permeability Effects 0.000 description 2
- 239000012466 permeate Substances 0.000 description 2
- 229920002959 polymer blend Polymers 0.000 description 2
- -1 polytetrafluoroethylene Polymers 0.000 description 2
- 230000003014 reinforcing effect Effects 0.000 description 2
- 238000011282 treatment Methods 0.000 description 2
- FXHOOIRPVKKKFG-UHFFFAOYSA-N N,N-Dimethylacetamide Chemical compound CN(C)C(C)=O FXHOOIRPVKKKFG-UHFFFAOYSA-N 0.000 description 1
- 241000607479 Yersinia pestis Species 0.000 description 1
- 230000002378 acidificating effect Effects 0.000 description 1
- 239000007864 aqueous solution Substances 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 210000004369 blood Anatomy 0.000 description 1
- 239000008280 blood Substances 0.000 description 1
- 238000009835 boiling Methods 0.000 description 1
- 235000015155 buttermilk Nutrition 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 230000001112 coagulating effect Effects 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- 235000013365 dairy product Nutrition 0.000 description 1
- 238000006731 degradation reaction Methods 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 239000008157 edible vegetable oil Substances 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 238000001631 haemodialysis Methods 0.000 description 1
- 230000000322 hemodialysis Effects 0.000 description 1
- 238000007654 immersion Methods 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 239000007791 liquid phase Substances 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 230000002906 microbiologic effect Effects 0.000 description 1
- 239000008267 milk Substances 0.000 description 1
- 235000013336 milk Nutrition 0.000 description 1
- 210000004080 milk Anatomy 0.000 description 1
- 239000004745 nonwoven fabric Substances 0.000 description 1
- 229920002113 octoxynol Polymers 0.000 description 1
- 239000003921 oil Substances 0.000 description 1
- 230000010494 opalescence Effects 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 210000002381 plasma Anatomy 0.000 description 1
- 239000002798 polar solvent Substances 0.000 description 1
- 229920000570 polyether Polymers 0.000 description 1
- 229920001343 polytetrafluoroethylene Polymers 0.000 description 1
- 239000004810 polytetrafluoroethylene Substances 0.000 description 1
- 239000012429 reaction media Substances 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 238000001223 reverse osmosis Methods 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 239000002351 wastewater Substances 0.000 description 1
- 239000002759 woven fabric 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
- B01D67/0002—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
- 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
- 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
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L81/00—Compositions of macromolecular compounds obtained by reactions forming in the main chain of the macromolecule a linkage containing sulfur with or without nitrogen, oxygen or carbon only; Compositions of polysulfones; Compositions of derivatives of such polymers
- C08L81/06—Polysulfones; Polyethersulfones
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Dispersion Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Health & Medical Sciences (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Compositions Of Macromolecular Compounds (AREA)
- Separation Using Semi-Permeable Membranes (AREA)
- Manufacture Of Macromolecular Shaped Articles (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR787813776A FR2424939B2 (fr) | 1978-05-03 | 1978-05-03 | Compositions polymeriques pour membranes |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE2917903A1 true DE2917903A1 (de) | 1979-11-15 |
Family
ID=9208058
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19792917903 Withdrawn DE2917903A1 (de) | 1978-05-03 | 1979-05-03 | Polymere zusammensetzungen fuer membranen |
Country Status (6)
| Country | Link |
|---|---|
| JP (1) | JPS54144456A (fr) |
| BE (1) | BE875999A (fr) |
| DE (1) | DE2917903A1 (fr) |
| FR (1) | FR2424939B2 (fr) |
| GB (1) | GB2020300B (fr) |
| NL (1) | NL7903450A (fr) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2009000741A1 (fr) | 2007-06-22 | 2008-12-31 | Basf Se | Matières pour moulage contenant du polyaryléther avec de meilleures propriétés de surface |
| US8378054B2 (en) | 2007-11-13 | 2013-02-19 | Basf Se | Method for producing polyaryl ethers |
Families Citing this family (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5659716A (en) * | 1979-10-22 | 1981-05-23 | Toyo Soda Mfg Co Ltd | Separating method of gamma-globulin aggregate with membrane |
| JPS5686941A (en) * | 1979-12-17 | 1981-07-15 | Asahi Chem Ind Co Ltd | Porous membrane of polysulfone resin |
| JPS5771606A (en) * | 1980-10-23 | 1982-05-04 | Kanegafuchi Chem Ind Co Ltd | Dry polysulfone semipermeable membrane and manufacture thereof |
| JPS57126847A (en) * | 1981-01-29 | 1982-08-06 | Sumitomo Chem Co Ltd | Resin composition |
| JPS58199007A (ja) * | 1982-05-14 | 1983-11-19 | Nitto Electric Ind Co Ltd | ポリスルホン系管状半透膜モジユ−ルの製造方法 |
| DE3331997A1 (de) * | 1983-09-05 | 1985-03-21 | Hoechst Ag, 6230 Frankfurt | Verfahren zur reinigung von waessrigen destillationsrueckstaenden waehrend der aufbereitung von bei der herstellung von celluloseethern anfallenden fluessigkeiten |
| JPS60206416A (ja) * | 1984-03-29 | 1985-10-18 | Toyo Soda Mfg Co Ltd | ポリスルフォン膜の製造方法 |
| JPS6227025A (ja) * | 1985-07-29 | 1987-02-05 | Teijin Ltd | 気体分離用複合膜 |
| EP0215580A3 (fr) * | 1985-08-19 | 1989-03-29 | Union Carbide Corporation | Mélanges miscibles de poly(aryléthersulfones) |
| JPS62121762A (ja) * | 1985-08-19 | 1987-06-03 | アモコ・コ−ポレイション | ポリ（アリ−ルエ−テルスルホン）の混和性ブレンド |
| US4818803A (en) * | 1987-07-27 | 1989-04-04 | Amoco Corporation | Poly(aryl ether sulfone) compositions having improved flow properties |
| JPH02115267A (ja) * | 1988-10-25 | 1990-04-27 | Daicel Chem Ind Ltd | 組成物 |
| US5279739A (en) * | 1991-08-19 | 1994-01-18 | Koch Membrane Systems, Inc. | Durable filtration membrane having optimized molecular weight |
| US5788862A (en) * | 1992-05-13 | 1998-08-04 | Pall Corporation | Filtration medium |
| US5480554A (en) * | 1992-05-13 | 1996-01-02 | Pall Corporation | Integrity-testable wet-dry-reversible ultrafiltration membranes and method for testing same |
| EP0764461B1 (fr) | 1994-06-07 | 2002-08-28 | Mitsubishi Rayon Co., Ltd. | Membrane poreuse a base de polysulfone et procede de production de cette membrane |
| JP7177016B2 (ja) | 2019-07-24 | 2022-11-22 | 富士フイルム株式会社 | 多孔質膜およびフィルターカートリッジ |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3567810A (en) * | 1968-04-01 | 1971-03-02 | Amicon Corp | Process for making high-flow anisotropic membranes |
| ZA762209B (en) * | 1975-04-23 | 1977-04-27 | Envirogenics Syst | Gas separation membrane |
| JPS5229712A (en) * | 1975-09-02 | 1977-03-05 | Metoro Kogyo Kk | Cassette mounting and demounting system in cassette magnetic recorder/ player |
| FR2331602A1 (fr) * | 1975-11-14 | 1977-06-10 | Rhone Poulenc Ind | Compositions a base de polymeres du type polysulfone pour membranes d'osmose inverse |
| JPS5857205B2 (ja) * | 1976-02-02 | 1983-12-19 | 住友化学工業株式会社 | 半透膜の製造方法 |
| DE2606340C2 (de) * | 1976-02-18 | 1986-06-12 | Basf Ag, 6700 Ludwigshafen | Verbundmaterial aus aromatischen Polysulfonen |
| US4065517A (en) * | 1976-04-14 | 1977-12-27 | Nissan Chemical Industries Ltd. | Flame retardant polysulfone composition |
-
1978
- 1978-05-03 FR FR787813776A patent/FR2424939B2/fr not_active Expired
-
1979
- 1979-05-02 BE BE0/194960A patent/BE875999A/fr unknown
- 1979-05-02 GB GB7915293A patent/GB2020300B/en not_active Expired
- 1979-05-02 NL NL7903450A patent/NL7903450A/xx not_active Application Discontinuation
- 1979-05-02 JP JP5468479A patent/JPS54144456A/ja active Pending
- 1979-05-03 DE DE19792917903 patent/DE2917903A1/de not_active Withdrawn
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2009000741A1 (fr) | 2007-06-22 | 2008-12-31 | Basf Se | Matières pour moulage contenant du polyaryléther avec de meilleures propriétés de surface |
| US8906992B2 (en) | 2007-06-22 | 2014-12-09 | Basf Se | Molding compositions comprising polyaryl ether with improved surface quality |
| US8378054B2 (en) | 2007-11-13 | 2013-02-19 | Basf Se | Method for producing polyaryl ethers |
Also Published As
| Publication number | Publication date |
|---|---|
| GB2020300B (en) | 1982-09-02 |
| JPS54144456A (en) | 1979-11-10 |
| BE875999A (fr) | 1979-11-05 |
| GB2020300A (en) | 1979-11-14 |
| NL7903450A (nl) | 1979-11-06 |
| FR2424939B2 (fr) | 1989-05-05 |
| FR2424939A2 (fr) | 1979-11-30 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 8139 | Disposal/non-payment of the annual fee |