DE2638065C2 - - Google Patents
Info
- Publication number
- DE2638065C2 DE2638065C2 DE2638065A DE2638065A DE2638065C2 DE 2638065 C2 DE2638065 C2 DE 2638065C2 DE 2638065 A DE2638065 A DE 2638065A DE 2638065 A DE2638065 A DE 2638065A DE 2638065 C2 DE2638065 C2 DE 2638065C2
- Authority
- DE
- Germany
- Prior art keywords
- plasma
- membrane
- solvent
- solution
- 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
Links
- 239000012528 membrane Substances 0.000 claims description 61
- 239000002904 solvent Substances 0.000 claims description 19
- 238000000034 method Methods 0.000 claims description 14
- 229920002239 polyacrylonitrile Polymers 0.000 claims description 14
- 229920000642 polymer Polymers 0.000 claims description 13
- 238000005266 casting Methods 0.000 claims description 10
- 229920001577 copolymer Polymers 0.000 claims description 10
- 238000001704 evaporation Methods 0.000 claims description 10
- 230000008020 evaporation Effects 0.000 claims description 8
- 238000001223 reverse osmosis Methods 0.000 claims description 8
- 238000000108 ultra-filtration Methods 0.000 claims description 8
- 238000004519 manufacturing process Methods 0.000 claims description 7
- NLHHRLWOUZZQLW-UHFFFAOYSA-N Acrylonitrile Chemical compound C=CC#N NLHHRLWOUZZQLW-UHFFFAOYSA-N 0.000 claims description 6
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 claims description 6
- 238000000465 moulding Methods 0.000 claims description 5
- 239000007789 gas Substances 0.000 claims description 4
- 239000001307 helium Substances 0.000 claims description 4
- 229910052734 helium Inorganic materials 0.000 claims description 4
- SWQJXJOGLNCZEY-UHFFFAOYSA-N helium atom Chemical compound [He] SWQJXJOGLNCZEY-UHFFFAOYSA-N 0.000 claims description 4
- 239000001257 hydrogen Substances 0.000 claims description 4
- 229910052739 hydrogen Inorganic materials 0.000 claims description 4
- 239000011148 porous material Substances 0.000 claims description 4
- 229910052786 argon Inorganic materials 0.000 claims description 3
- 230000015572 biosynthetic process Effects 0.000 claims description 3
- 239000002131 composite material Substances 0.000 claims description 2
- 239000011888 foil Substances 0.000 claims description 2
- 125000004435 hydrogen atom Chemical class [H]* 0.000 claims 2
- 238000007493 shaping process Methods 0.000 claims 1
- 239000000243 solution Substances 0.000 description 22
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 19
- ZMXDDKWLCZADIW-UHFFFAOYSA-N N,N-Dimethylformamide Chemical compound CN(C)C=O ZMXDDKWLCZADIW-UHFFFAOYSA-N 0.000 description 15
- 230000035699 permeability Effects 0.000 description 13
- 239000011521 glass Substances 0.000 description 10
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 7
- 229920002301 cellulose acetate Polymers 0.000 description 7
- 239000010410 layer Substances 0.000 description 7
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 description 6
- 230000000694 effects Effects 0.000 description 5
- 239000011780 sodium chloride Substances 0.000 description 5
- 238000012360 testing method Methods 0.000 description 5
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 description 4
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 4
- ZHNUHDYFZUAESO-UHFFFAOYSA-N Formamide Chemical compound NC=O ZHNUHDYFZUAESO-UHFFFAOYSA-N 0.000 description 4
- 239000000203 mixture Substances 0.000 description 4
- 238000000926 separation method Methods 0.000 description 4
- ISWSIDIOOBJBQZ-UHFFFAOYSA-N Phenol Chemical compound OC1=CC=CC=C1 ISWSIDIOOBJBQZ-UHFFFAOYSA-N 0.000 description 3
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 3
- 239000000178 monomer Substances 0.000 description 3
- 239000003960 organic solvent Substances 0.000 description 3
- 150000003839 salts Chemical class 0.000 description 3
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 2
- PAYRUJLWNCNPSJ-UHFFFAOYSA-N Aniline Chemical compound NC1=CC=CC=C1 PAYRUJLWNCNPSJ-UHFFFAOYSA-N 0.000 description 2
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 2
- IAZDPXIOMUYVGZ-UHFFFAOYSA-N Dimethylsulphoxide Chemical compound CS(C)=O IAZDPXIOMUYVGZ-UHFFFAOYSA-N 0.000 description 2
- JIGUQPWFLRLWPJ-UHFFFAOYSA-N Ethyl acrylate Chemical compound CCOC(=O)C=C JIGUQPWFLRLWPJ-UHFFFAOYSA-N 0.000 description 2
- BAPJBEWLBFYGME-UHFFFAOYSA-N Methyl acrylate Chemical compound COC(=O)C=C BAPJBEWLBFYGME-UHFFFAOYSA-N 0.000 description 2
- XSQUKJJJFZCRTK-UHFFFAOYSA-N Urea Chemical compound NC(N)=O XSQUKJJJFZCRTK-UHFFFAOYSA-N 0.000 description 2
- 239000007864 aqueous solution Substances 0.000 description 2
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 2
- 239000004202 carbamide Substances 0.000 description 2
- 238000004132 cross linking Methods 0.000 description 2
- 239000001301 oxygen Substances 0.000 description 2
- 229910052760 oxygen Inorganic materials 0.000 description 2
- PNJWIWWMYCMZRO-UHFFFAOYSA-N pent‐4‐en‐2‐one Natural products CC(=O)CC=C PNJWIWWMYCMZRO-UHFFFAOYSA-N 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 150000003512 tertiary amines Chemical class 0.000 description 2
- 238000012549 training Methods 0.000 description 2
- 229920002818 (Hydroxyethyl)methacrylate Polymers 0.000 description 1
- SMZOUWXMTYCWNB-UHFFFAOYSA-N 2-(2-methoxy-5-methylphenyl)ethanamine Chemical compound COC1=CC=C(C)C=C1CCN SMZOUWXMTYCWNB-UHFFFAOYSA-N 0.000 description 1
- JKNCOURZONDCGV-UHFFFAOYSA-N 2-(dimethylamino)ethyl 2-methylprop-2-enoate Chemical compound CN(C)CCOC(=O)C(C)=C JKNCOURZONDCGV-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
- VMSBGXAJJLPWKV-UHFFFAOYSA-N 2-ethenylbenzenesulfonic acid Chemical compound OS(=O)(=O)C1=CC=CC=C1C=C VMSBGXAJJLPWKV-UHFFFAOYSA-N 0.000 description 1
- XEEYSDHEOQHCDA-UHFFFAOYSA-N 2-methylprop-2-ene-1-sulfonic acid Chemical compound CC(=C)CS(O)(=O)=O XEEYSDHEOQHCDA-UHFFFAOYSA-N 0.000 description 1
- KGIGUEBEKRSTEW-UHFFFAOYSA-N 2-vinylpyridine Chemical compound C=CC1=CC=CC=N1 KGIGUEBEKRSTEW-UHFFFAOYSA-N 0.000 description 1
- KFNGWPXYNSJXOP-UHFFFAOYSA-N 3-(2-methylprop-2-enoyloxy)propane-1-sulfonic acid Chemical compound CC(=C)C(=O)OCCCS(O)(=O)=O KFNGWPXYNSJXOP-UHFFFAOYSA-N 0.000 description 1
- KFDVPJUYSDEJTH-UHFFFAOYSA-N 4-ethenylpyridine Chemical compound C=CC1=CC=NC=C1 KFDVPJUYSDEJTH-UHFFFAOYSA-N 0.000 description 1
- HRPVXLWXLXDGHG-UHFFFAOYSA-N Acrylamide Chemical compound NC(=O)C=C HRPVXLWXLXDGHG-UHFFFAOYSA-N 0.000 description 1
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 1
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 1
- WOBHKFSMXKNTIM-UHFFFAOYSA-N Hydroxyethyl methacrylate Chemical compound CC(=C)C(=O)OCCO WOBHKFSMXKNTIM-UHFFFAOYSA-N 0.000 description 1
- CERQOIWHTDAKMF-UHFFFAOYSA-N Methacrylic acid Chemical compound CC(=C)C(O)=O CERQOIWHTDAKMF-UHFFFAOYSA-N 0.000 description 1
- VVQNEPGJFQJSBK-UHFFFAOYSA-N Methyl methacrylate Chemical compound COC(=O)C(C)=C VVQNEPGJFQJSBK-UHFFFAOYSA-N 0.000 description 1
- FXHOOIRPVKKKFG-UHFFFAOYSA-N N,N-Dimethylacetamide Chemical compound CN(C)C(C)=O FXHOOIRPVKKKFG-UHFFFAOYSA-N 0.000 description 1
- WHNWPMSKXPGLAX-UHFFFAOYSA-N N-Vinyl-2-pyrrolidone Chemical compound C=CN1CCCC1=O WHNWPMSKXPGLAX-UHFFFAOYSA-N 0.000 description 1
- XTXRWKRVRITETP-UHFFFAOYSA-N Vinyl acetate Chemical compound CC(=O)OC=C XTXRWKRVRITETP-UHFFFAOYSA-N 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 230000029936 alkylation Effects 0.000 description 1
- 238000005804 alkylation reaction Methods 0.000 description 1
- 229910021529 ammonia Inorganic materials 0.000 description 1
- 238000009835 boiling Methods 0.000 description 1
- CQEYYJKEWSMYFG-UHFFFAOYSA-N butyl acrylate Chemical compound CCCCOC(=O)C=C CQEYYJKEWSMYFG-UHFFFAOYSA-N 0.000 description 1
- 239000001569 carbon dioxide Substances 0.000 description 1
- 229910002092 carbon dioxide Inorganic materials 0.000 description 1
- 229910002091 carbon monoxide Inorganic materials 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 238000007334 copolymerization reaction Methods 0.000 description 1
- 238000006731 degradation reaction Methods 0.000 description 1
- 238000010612 desalination reaction Methods 0.000 description 1
- SUPCQIBBMFXVTL-UHFFFAOYSA-N ethyl 2-methylprop-2-enoate Chemical compound CCOC(=O)C(C)=C SUPCQIBBMFXVTL-UHFFFAOYSA-N 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 235000015203 fruit juice Nutrition 0.000 description 1
- 238000001631 haemodialysis Methods 0.000 description 1
- 230000000322 hemodialysis Effects 0.000 description 1
- 238000002615 hemofiltration Methods 0.000 description 1
- 239000012510 hollow fiber Substances 0.000 description 1
- 230000036571 hydration Effects 0.000 description 1
- 238000006703 hydration reaction Methods 0.000 description 1
- 150000002431 hydrogen Chemical class 0.000 description 1
- 230000007062 hydrolysis Effects 0.000 description 1
- 238000006460 hydrolysis reaction Methods 0.000 description 1
- 239000011261 inert gas Substances 0.000 description 1
- 238000011835 investigation Methods 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- 238000009533 lab test Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 229920002521 macromolecule Polymers 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- OMNKZBIFPJNNIO-UHFFFAOYSA-N n-(2-methyl-4-oxopentan-2-yl)prop-2-enamide Chemical compound CC(=O)CC(C)(C)NC(=O)C=C OMNKZBIFPJNNIO-UHFFFAOYSA-N 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 230000003204 osmotic effect Effects 0.000 description 1
- 239000002798 polar solvent Substances 0.000 description 1
- 150000003242 quaternary ammonium salts Chemical class 0.000 description 1
- 239000013535 sea water Substances 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
- 239000002344 surface layer Substances 0.000 description 1
- NLVXSWCKKBEXTG-UHFFFAOYSA-N vinylsulfonic acid Chemical compound OS(=O)(=O)C=C NLVXSWCKKBEXTG-UHFFFAOYSA-N 0.000 description 1
- 238000004065 wastewater treatment Methods 0.000 description 1
Classifications
-
- 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
- B01D71/40—Polymers of unsaturated acids or derivatives thereof, e.g. salts, amides, imides, nitriles, anhydrides, esters
- B01D71/42—Polymers of nitriles, e.g. polyacrylonitrile
- B01D71/421—Polyacrylonitrile
-
- 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
- B01D71/40—Polymers of unsaturated acids or derivatives thereof, e.g. salts, amides, imides, nitriles, anhydrides, esters
- B01D71/42—Polymers of nitriles, e.g. polyacrylonitrile
-
- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C59/00—Surface shaping of articles, e.g. embossing; Apparatus therefor
- B29C59/14—Surface shaping of articles, e.g. embossing; Apparatus therefor by plasma treatment
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
- B29K2033/00—Use of polymers of unsaturated acids or derivatives thereof as moulding material
- B29K2033/18—Polymers of nitriles
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Physics & Mathematics (AREA)
- Plasma & Fusion (AREA)
- Dispersion Chemistry (AREA)
- Manufacturing & Machinery (AREA)
- Separation Using Semi-Permeable Membranes (AREA)
- Treatments Of Macromolecular Shaped Articles (AREA)
- Treatment Of Fiber Materials (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP50103329A JPS5226380A (en) | 1975-08-25 | 1975-08-25 | Method of making semipermeable membranes |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DE2638065A1 DE2638065A1 (de) | 1977-03-03 |
| DE2638065C2 true DE2638065C2 ( ) | 1987-12-10 |
Family
ID=14351121
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19762638065 Granted DE2638065A1 (de) | 1975-08-25 | 1976-08-24 | Verfahren zur herstellung von semipermeablen membranen |
Country Status (8)
| Country | Link |
|---|---|
| US (2) | US4147745A ( ) |
| JP (1) | JPS5226380A ( ) |
| DE (1) | DE2638065A1 ( ) |
| DK (1) | DK151183C ( ) |
| FR (1) | FR2322638A1 ( ) |
| GB (1) | GB1526843A ( ) |
| IT (1) | IT1062302B ( ) |
| NL (1) | NL169684C ( ) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE10121367A1 (de) * | 2001-05-02 | 2002-11-07 | Agrodyn Hochspannungstechnik G | Verfahren zum Vorbehandeln von porösem Material |
Families Citing this family (39)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5226380A (en) * | 1975-08-25 | 1977-02-26 | Sumitomo Chem Co Ltd | Method of making semipermeable membranes |
| DE2741486C3 (de) * | 1976-09-17 | 1982-01-21 | Idemitsu Kosan Co., Ltd., Tokyo | Trennmembran |
| US4265959A (en) * | 1977-01-12 | 1981-05-05 | Sumitomo Chemical Company, Limited | Process for producing semipermeable membranes |
| NZ188666A (en) * | 1977-10-21 | 1980-12-19 | Unisearch Ltd | Anisotropic synthetic membrane |
| NL7812340A (nl) * | 1977-12-28 | 1979-07-02 | Sumitomo Chemical Co | Semipermeabel membraan en werkwijze voor het vervaardi- gen daarvan. |
| US4268662A (en) * | 1978-03-17 | 1981-05-19 | Sumitomo Chemical Company, Limited | Process for improving semipermeable membranes by treating with protic acids or inorganic salts |
| US4283359A (en) * | 1978-10-23 | 1981-08-11 | Japan Exlan Company Ltd. | Process for producing polyacrylonitrile reverse osmotic membranes |
| JPS5581706A (en) * | 1978-12-15 | 1980-06-20 | Sumitomo Chem Co Ltd | Preparation of semi-permeable membrane |
| JPS56830A (en) * | 1979-06-18 | 1981-01-07 | Shin Etsu Chem Co Ltd | Surface treatment of acrylic resin molded product |
| US4308223A (en) * | 1980-03-24 | 1981-12-29 | Albany International Corp. | Method for producing electret fibers for enhancement of submicron aerosol filtration |
| US4347139A (en) * | 1980-03-24 | 1982-08-31 | Juichiro Ozawa | Membrane for reverse osmosis and method of making the same |
| DE3164866D1 (en) * | 1980-05-30 | 1984-08-23 | Ici Plc | Production of porous diaphragm for electrolytic cell |
| JPS5986634A (ja) * | 1982-11-10 | 1984-05-18 | Shin Etsu Chem Co Ltd | プラスチツク成形品の表面改質方法 |
| US4613440A (en) * | 1983-04-18 | 1986-09-23 | Allied Corporation | Composite membranes based on interpenetrating polymer networks |
| US4473372A (en) * | 1983-05-12 | 1984-09-25 | Celanese Corporation | Process for the stabilization of acrylic fibers |
| US4695483A (en) * | 1984-11-13 | 1987-09-22 | Allied Corporation | Method for the preparation of composite membranes based on interpenetrating polymer networks |
| DE3509068A1 (de) * | 1985-03-14 | 1986-09-18 | Bayer Ag, 5090 Leverkusen | Porenmembranen |
| US4749619A (en) * | 1985-08-21 | 1988-06-07 | Hospal Industrie | Hollow fibre useful in blood treating processes |
| US4747953A (en) * | 1986-02-21 | 1988-05-31 | Allied Corporation | Composite membranes based on interpenetrating polymer networks |
| US5000848A (en) * | 1987-01-28 | 1991-03-19 | Membrex, Inc. | Rotary filtration device with hyperphilic membrane |
| DE3704546A1 (de) * | 1987-02-13 | 1988-08-25 | Kernforschungsz Karlsruhe | Verfahren zur herstellung eines filters und danach hergestelltes filter |
| US4943618A (en) * | 1987-12-18 | 1990-07-24 | Kingston Technologies Limited Partnership | Method for preparing polyacrylonitrile copolymers by heterogeneous reaction of polyacrylonitrile aquagel |
| US5145584A (en) * | 1990-12-05 | 1992-09-08 | Allied-Signal Inc. | Processes for using a thin film composite ultrafiltration membrane |
| US5085775A (en) * | 1990-12-05 | 1992-02-04 | Allied-Signal Inc. | Thin film composite ultrafiltration membrane |
| US5211993A (en) * | 1990-12-10 | 1993-05-18 | Advanced Surface Technology, Inc. | Method of making novel separation media |
| US5236636A (en) * | 1991-10-07 | 1993-08-17 | Ford Motor Company | In-mold plasma treatment |
| US5660639A (en) * | 1995-10-17 | 1997-08-26 | Ford Motor Company | Method and apparatus for plasma treating an article |
| DE19901378A1 (de) * | 1999-01-15 | 2000-07-20 | Fraunhofer Ges Forschung | Verfahren zur Herstellung einer Polymermembran, insbesondere einer Polymerelektrolytmembran für Methanol-Brennstoffzellen und eine solche Membran |
| WO2002100186A2 (en) | 2000-11-21 | 2002-12-19 | Cargill, Inc. | Modified oilseed material |
| US7429399B2 (en) * | 2001-06-18 | 2008-09-30 | Solae, Llc | Modified oilseed material |
| US6630195B1 (en) | 2000-11-21 | 2003-10-07 | Cargill, Incorporated | Process for producing oilseed protein products |
| US20040219281A1 (en) * | 2000-11-21 | 2004-11-04 | Cargill, Incorporated | Modified oilseed material |
| US7354616B2 (en) * | 2003-11-25 | 2008-04-08 | Solae, Llc | Modified oilseed material with a high gel strength |
| US20050220978A1 (en) * | 2004-03-31 | 2005-10-06 | Cargill, Incorporated | Dispersible protein composition |
| US9328003B2 (en) | 2006-09-07 | 2016-05-03 | Nalco Company | Method of heavy metal removal from water streams |
| US20080060997A1 (en) * | 2006-09-07 | 2008-03-13 | Musale Deepak A | Method of heavy metals removal from municipal wastewater |
| US20080197075A1 (en) * | 2006-09-07 | 2008-08-21 | Musale Deepak A | Removing mercury and other heavy metals from industrial wastewater |
| US20080060999A1 (en) * | 2006-09-07 | 2008-03-13 | Musale Deepak A | Method of heavy metal removal from industrial wastewater using submerged ultrafiltration or microfiltration membranes |
| US10005681B2 (en) | 2009-08-13 | 2018-06-26 | The Board Of Regents Of The University Of Texas System | Sea water reverse osmosis system to reduce concentrate volume prior to disposal |
Family Cites Families (22)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2862862A (en) * | 1953-08-12 | 1958-12-02 | Charlesby Arthur | Formation by irradiation of an expanded, cellular, polymeric body |
| US2881470A (en) * | 1954-12-13 | 1959-04-14 | Olin Mathieson | Apparatus for treating plastic material with electric glow discharge |
| US3255099A (en) * | 1963-10-21 | 1966-06-07 | Du Pont | Surface treatment of polymeric shaped structures |
| SE355525B ( ) | 1968-07-22 | 1973-04-30 | Celanese Corp | |
| US3615024A (en) * | 1968-08-26 | 1971-10-26 | Amicon Corp | High flow membrane |
| US3650669A (en) * | 1969-01-28 | 1972-03-21 | Union Carbide Corp | Treatment of monomeric and polymeric systems with high intensity predominantly continuum light radiation |
| FR2105502A5 ( ) | 1970-09-09 | 1972-04-28 | Rhone Poulenc Sa | |
| US3846521A (en) | 1971-02-03 | 1974-11-05 | Union Carbide Corp | Low energy electron beam treatment of polymeric films, and apparatus therefore |
| US3880966A (en) * | 1971-09-23 | 1975-04-29 | Celanese Corp | Corona treated microporous film |
| US3904519A (en) * | 1971-10-19 | 1975-09-09 | Us Interior | Reverse osmosis process using crosslinked aromatic polyamide membranes |
| JPS5029863B2 ( ) * | 1972-02-16 | 1975-09-26 | ||
| JPS523343B2 ( ) | 1972-04-28 | 1977-01-27 | ||
| GB1434055A (en) * | 1972-04-28 | 1976-04-28 | Asahi Chemical Ind | Hollow fibres of acrylonitrile polymers for use as an ultrafitter and method for producing the same |
| US3847652A (en) * | 1972-12-08 | 1974-11-12 | Nasa | Method of preparing water purification membranes |
| JPS5331105B2 ( ) * | 1973-03-27 | 1978-08-31 | ||
| NL174020C (nl) * | 1973-09-07 | 1984-04-16 | Sumitomo Chemical Co | Werkwijze voor het vervaardigen van een membraan voor het scheiden van stoffen, en het vervaardigde membraan. |
| US4025439A (en) * | 1973-12-12 | 1977-05-24 | Mitsubishi Rayon Co., Ltd. | Dried semipermeable membrane and manufacture thereof |
| JPS568645B2 ( ) * | 1974-09-05 | 1981-02-25 | ||
| US3949028A (en) * | 1974-10-23 | 1976-04-06 | Eiwa Chemical Industrial Co., Ltd. | Method of making cellular polymeric shaped articles having relief patterns |
| JPS5226380A (en) * | 1975-08-25 | 1977-02-26 | Sumitomo Chem Co Ltd | Method of making semipermeable membranes |
| US4046643A (en) * | 1975-09-09 | 1977-09-06 | Rippere Ralph E | Production of multi-metal particles for powder metallurgy alloys |
| JPS5254688A (en) * | 1975-10-30 | 1977-05-04 | Sumitomo Chem Co Ltd | Method of producing semipermeable memebrane |
-
1975
- 1975-08-25 JP JP50103329A patent/JPS5226380A/ja active Granted
-
1976
- 1976-08-13 US US05/714,239 patent/US4147745A/en not_active Expired - Lifetime
- 1976-08-17 NL NLAANVRAGE7609107,A patent/NL169684C/xx not_active IP Right Cessation
- 1976-08-19 FR FR7625166A patent/FR2322638A1/fr active Granted
- 1976-08-24 DE DE19762638065 patent/DE2638065A1/de active Granted
- 1976-08-24 IT IT51007/76A patent/IT1062302B/it active
- 1976-08-24 DK DK381476A patent/DK151183C/da active
- 1976-08-25 GB GB35380/76A patent/GB1526843A/en not_active Expired
-
1979
- 1979-01-03 US US06/000,701 patent/US4272378A/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE10121367A1 (de) * | 2001-05-02 | 2002-11-07 | Agrodyn Hochspannungstechnik G | Verfahren zum Vorbehandeln von porösem Material |
Also Published As
| Publication number | Publication date |
|---|---|
| DK151183C (da) | 1988-04-18 |
| DK381476A (da) | 1977-02-26 |
| DK151183B (da) | 1987-11-09 |
| FR2322638A1 (fr) | 1977-04-01 |
| DE2638065A1 (de) | 1977-03-03 |
| NL7609107A (nl) | 1977-03-01 |
| NL169684C (nl) | 1982-08-16 |
| US4272378A (en) | 1981-06-09 |
| GB1526843A (en) | 1978-10-04 |
| JPS5238988B2 ( ) | 1977-10-01 |
| IT1062302B (it) | 1984-09-12 |
| NL169684B (nl) | 1982-03-16 |
| US4147745A (en) | 1979-04-03 |
| JPS5226380A (en) | 1977-02-26 |
| FR2322638B1 ( ) | 1981-02-13 |
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