ES516206A0 - "mejoras introducidas en un procedimiento para la preparacion de una membrana de osmosis inversa". - Google Patents
"mejoras introducidas en un procedimiento para la preparacion de una membrana de osmosis inversa".Info
- Publication number
- ES516206A0 ES516206A0 ES516206A ES516206A ES516206A0 ES 516206 A0 ES516206 A0 ES 516206A0 ES 516206 A ES516206 A ES 516206A ES 516206 A ES516206 A ES 516206A ES 516206 A0 ES516206 A0 ES 516206A0
- Authority
- ES
- Spain
- Prior art keywords
- preparation
- reverse osmosis
- procedure
- osmosis membrane
- improvements introduced
- 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.)
- Granted
Links
- 239000012528 membrane Substances 0.000 title abstract 2
- 238000002360 preparation method Methods 0.000 title abstract 2
- 238000001223 reverse osmosis Methods 0.000 title abstract 2
- 238000000034 method Methods 0.000 title 1
- IIPYXGDZVMZOAP-UHFFFAOYSA-N lithium nitrate Chemical compound [Li+].[O-][N+]([O-])=O IIPYXGDZVMZOAP-UHFFFAOYSA-N 0.000 abstract 2
- VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 abstract 1
- TWRXJAOTZQYOKJ-UHFFFAOYSA-L Magnesium chloride Chemical compound [Mg+2].[Cl-].[Cl-] TWRXJAOTZQYOKJ-UHFFFAOYSA-L 0.000 abstract 1
- FXHOOIRPVKKKFG-UHFFFAOYSA-N N,N-Dimethylacetamide Chemical compound CN(C)C(C)=O FXHOOIRPVKKKFG-UHFFFAOYSA-N 0.000 abstract 1
- KWGKDLIKAYFUFQ-UHFFFAOYSA-M lithium chloride Inorganic materials [Li+].[Cl-] KWGKDLIKAYFUFQ-UHFFFAOYSA-M 0.000 abstract 1
- 239000002904 solvent Substances 0.000 abstract 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
- B01D71/56—Polyamides, e.g. polyester-amides
-
- 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
- B01D69/10—Supported membranes; Membrane supports
- B01D69/107—Organic support material
- B01D69/1071—Woven, non-woven or net mesh
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Separation Using Semi-Permeable Membranes (AREA)
- Treatments For Attaching Organic Compounds To Fibrous Goods (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US31358881A | 1981-10-21 | 1981-10-21 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| ES8308901A1 ES8308901A1 (es) | 1983-10-01 |
| ES516206A0 true ES516206A0 (es) | 1983-10-01 |
Family
ID=23216324
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| ES516206A Granted ES516206A0 (es) | 1981-10-21 | 1982-10-04 | "mejoras introducidas en un procedimiento para la preparacion de una membrana de osmosis inversa". |
Country Status (10)
| Country | Link |
|---|---|
| EP (1) | EP0077691B1 (es) |
| JP (1) | JPS5879506A (es) |
| AT (1) | ATE15609T1 (es) |
| CA (1) | CA1188577A (es) |
| DE (1) | DE3266418D1 (es) |
| ES (1) | ES516206A0 (es) |
| GR (1) | GR76763B (es) |
| IL (1) | IL67033A (es) |
| PT (1) | PT75708B (es) |
| ZA (1) | ZA827677B (es) |
Families Citing this family (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4595708A (en) * | 1984-04-06 | 1986-06-17 | E. I. Du Pont De Nemours And Company | Reverse osmosis membrane, casting solution, and processes for making same |
| US4795559A (en) * | 1985-03-29 | 1989-01-03 | Firma Carl Freudenberg | Semipermeable membrane support |
| DE3903098A1 (de) * | 1989-02-02 | 1990-08-16 | Hoechst Ag | Semipermeable membran aus einer homogen mischbaren polymerlegierung |
| DE3928934C2 (de) * | 1989-08-31 | 1999-04-29 | Sartorius Gmbh | Textilverstärktes mikroporöses Membranfilter, Verfahren zu seiner Herstellung und seine Verwendung |
| US5076817A (en) * | 1990-11-30 | 1991-12-31 | E. I. Du Pont De Nemours And Company | Polyamide gas separation membranes and process of using same |
| TW205513B (es) * | 1991-02-28 | 1993-05-11 | Hoechst Ag | |
| US5562826A (en) * | 1991-10-26 | 1996-10-08 | Hoechst Aktiengesellschaft | Semipermeable, porous, asymmetric polyether amide membranes |
| DE59208013D1 (de) * | 1991-10-26 | 1997-03-20 | Hoechst Ag | Semipermeable, poröse, asymmetrische Polyetheramidmembranen |
| US5922203A (en) * | 1997-10-07 | 1999-07-13 | Hydranautics | Amine monomers and their use in preparing interfacially synthesized membranes for reverse osmosis and nanofiltration |
| US6464873B1 (en) | 1999-06-15 | 2002-10-15 | Hydranautics | Interfacially polymerized, bipiperidine-polyamide membranes for reverse osmosis and/or nanofiltration and process for making the same |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2286850A1 (fr) * | 1974-10-02 | 1976-04-30 | Inst Nat Rech Chimique | Membranes en polyacrylamide methylole ou en polyacrylamide substitue methylole et leur fabrication |
| DE2602493A1 (de) * | 1975-01-27 | 1976-07-29 | Ramot Plastics | Verfahren zur entfernung von harnstoff aus waessrigen loesungen |
| IT1040274B (it) * | 1975-07-30 | 1979-12-20 | Consiglio Nazionale Ricerche | Procedimento di preparazione di membrane anisotrope supportate per osmosi inversa a base di poliammidi sintetiche |
| DE2554922A1 (de) * | 1975-12-06 | 1977-06-16 | Bayer Ag | Semipermeable membranen aus copolyamiden |
| DE2554932A1 (de) * | 1975-12-06 | 1977-06-08 | Bayer Ag | Semipermeable membranen aus copolyamiden |
| JPS5368682A (en) * | 1976-12-01 | 1978-06-19 | Hitachi Ltd | Reverse osmotic membrane and its manufacture |
| JPS5837842B2 (ja) * | 1979-06-19 | 1983-08-19 | 日東電工株式会社 | 限外濾過膜の製造方法 |
-
1982
- 1982-10-04 ES ES516206A patent/ES516206A0/es active Granted
- 1982-10-18 JP JP57181511A patent/JPS5879506A/ja active Pending
- 1982-10-19 CA CA000413754A patent/CA1188577A/en not_active Expired
- 1982-10-20 AT AT82305582T patent/ATE15609T1/de not_active IP Right Cessation
- 1982-10-20 IL IL67033A patent/IL67033A/xx unknown
- 1982-10-20 GR GR69583A patent/GR76763B/el unknown
- 1982-10-20 EP EP82305582A patent/EP0077691B1/en not_active Expired
- 1982-10-20 ZA ZA827677A patent/ZA827677B/xx unknown
- 1982-10-20 PT PT75708A patent/PT75708B/pt unknown
- 1982-10-20 DE DE8282305582T patent/DE3266418D1/de not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| ES8308901A1 (es) | 1983-10-01 |
| CA1188577A (en) | 1985-06-11 |
| IL67033A0 (en) | 1983-02-23 |
| IL67033A (en) | 1985-12-31 |
| EP0077691A1 (en) | 1983-04-27 |
| GR76763B (es) | 1984-08-31 |
| EP0077691B1 (en) | 1985-09-18 |
| PT75708A (en) | 1982-11-01 |
| DE3266418D1 (en) | 1985-10-24 |
| JPS5879506A (ja) | 1983-05-13 |
| ZA827677B (en) | 1984-06-27 |
| ATE15609T1 (de) | 1985-10-15 |
| PT75708B (en) | 1985-06-28 |
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