IL43201A - Reverse osmosis membrane and its preparation - Google Patents
Reverse osmosis membrane and its preparationInfo
- Publication number
- IL43201A IL43201A IL43201A IL4320173A IL43201A IL 43201 A IL43201 A IL 43201A IL 43201 A IL43201 A IL 43201A IL 4320173 A IL4320173 A IL 4320173A IL 43201 A IL43201 A IL 43201A
- Authority
- IL
- Israel
- Prior art keywords
- polyethylenimine
- reverse osmosis
- osmosis membrane
- chloride
- support
- Prior art date
Links
- 239000012528 membrane Substances 0.000 title claims 8
- 238000001223 reverse osmosis Methods 0.000 title claims 7
- 238000002360 preparation method Methods 0.000 title claims 3
- 238000000034 method Methods 0.000 claims 12
- 229920002873 Polyethylenimine Polymers 0.000 claims 7
- 239000003431 cross linking reagent Substances 0.000 claims 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims 3
- VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 claims 2
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 claims 2
- 239000007864 aqueous solution Substances 0.000 claims 2
- 238000006243 chemical reaction Methods 0.000 claims 2
- USIUVYZYUHIAEV-UHFFFAOYSA-N diphenyl ether Chemical compound C=1C=CC=CC=1OC1=CC=CC=C1 USIUVYZYUHIAEV-UHFFFAOYSA-N 0.000 claims 2
- 125000000524 functional group Chemical group 0.000 claims 2
- 239000011780 sodium chloride Substances 0.000 claims 2
- 239000000243 solution Substances 0.000 claims 2
- 239000002904 solvent Substances 0.000 claims 2
- 125000003277 amino group Chemical group 0.000 claims 1
- FDQSRULYDNDXQB-UHFFFAOYSA-N benzene-1,3-dicarbonyl chloride Chemical compound ClC(=O)C1=CC=CC(C(Cl)=O)=C1 FDQSRULYDNDXQB-UHFFFAOYSA-N 0.000 claims 1
- 239000003153 chemical reaction reagent Substances 0.000 claims 1
- 150000001875 compounds Chemical class 0.000 claims 1
- 238000004132 cross linking Methods 0.000 claims 1
- MGNCLNQXLYJVJD-UHFFFAOYSA-N cyanuric chloride Chemical compound ClC1=NC(Cl)=NC(Cl)=N1 MGNCLNQXLYJVJD-UHFFFAOYSA-N 0.000 claims 1
- 238000010612 desalination reaction Methods 0.000 claims 1
- 238000011065 in-situ storage Methods 0.000 claims 1
- 239000000463 material Substances 0.000 claims 1
- 229920002492 poly(sulfone) Polymers 0.000 claims 1
- LXEJRKJRKIFVNY-UHFFFAOYSA-N terephthaloyl chloride Chemical compound ClC(=O)C1=CC=C(C(Cl)=O)C=C1 LXEJRKJRKIFVNY-UHFFFAOYSA-N 0.000 claims 1
- DVKJHBMWWAPEIU-UHFFFAOYSA-N toluene 2,4-diisocyanate Chemical compound CC1=CC=C(N=C=O)C=C1N=C=O DVKJHBMWWAPEIU-UHFFFAOYSA-N 0.000 claims 1
- NJMOHBDCGXJLNJ-UHFFFAOYSA-N trimellitic anhydride chloride Chemical compound ClC(=O)C1=CC=C2C(=O)OC(=O)C2=C1 NJMOHBDCGXJLNJ-UHFFFAOYSA-N 0.000 claims 1
Classifications
-
- 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
- B01D69/12—Composite membranes; Ultra-thin membranes
- B01D69/125—In situ manufacturing by polymerisation, polycondensation, cross-linking or chemical reaction
-
- 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
- B01D71/58—Other polymers having nitrogen in the main chain, with or without oxygen or carbon only
- B01D71/60—Polyamines
- B01D71/601—Polyethylenimine
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A20/00—Water conservation; Efficient water supply; Efficient water use
- Y02A20/124—Water desalination
- Y02A20/131—Reverse-osmosis
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Separation Using Semi-Permeable Membranes (AREA)
- Treatments Of Macromolecular Shaped Articles (AREA)
- Manufacture Of Macromolecular Shaped Articles (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US28759272A | 1972-09-19 | 1972-09-19 |
Publications (2)
Publication Number | Publication Date |
---|---|
IL43201A0 IL43201A0 (en) | 1973-11-28 |
IL43201A true IL43201A (en) | 1976-11-30 |
Family
ID=23103566
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IL43201A IL43201A (en) | 1972-09-19 | 1973-09-11 | Reverse osmosis membrane and its preparation |
Country Status (8)
Country | Link |
---|---|
JP (1) | JPS5824447B2 (pt) |
AU (1) | AU475380B2 (pt) |
CA (1) | CA1030711A (pt) |
DE (1) | DE2346659C2 (pt) |
DK (1) | DK145526C (pt) |
FR (1) | FR2200030B1 (pt) |
GB (1) | GB1441014A (pt) |
IL (1) | IL43201A (pt) |
Families Citing this family (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2293960A2 (fr) * | 1974-12-10 | 1976-07-09 | Rhone Poulenc Ind | Membranes |
US4226673A (en) * | 1976-03-15 | 1980-10-07 | Champion International Corporation | Color removal from paper and pulp mill aqueous effluents |
JPS52127481A (en) * | 1976-04-19 | 1977-10-26 | Uop Inc | Complex semipermeable membrane and the manufacture |
US4125462A (en) * | 1977-08-30 | 1978-11-14 | Rohm And Haas Company | Coated membranes |
JPS5443882A (en) * | 1977-09-14 | 1979-04-06 | Nippon Zeon Co Ltd | Preparation of semipermeable membrane |
US4259183A (en) * | 1978-11-07 | 1981-03-31 | Midwest Research Institute | Reverse osmosis membrane |
US4337154A (en) * | 1979-04-04 | 1982-06-29 | Nippon Shokubai Kagaku Kogyo Co., Ltd. | Crosslinked composite semipermeable membrane |
JPS55134607A (en) * | 1979-04-06 | 1980-10-20 | Nippon Shokubai Kagaku Kogyo Co Ltd | Semipermeable composite membrane with excellent performance and preparation thereof |
IL70415A (en) * | 1982-12-27 | 1987-07-31 | Aligena Ag | Semipermeable encapsulated membranes,their manufacture and their use |
JPS6028803A (ja) * | 1983-07-26 | 1985-02-14 | Agency Of Ind Science & Technol | 選択性透過膜及びその製造方法 |
JPS60105854U (ja) * | 1983-12-23 | 1985-07-19 | 本田技研工業株式会社 | 気化器のフロ−ト弁 |
US4761234A (en) * | 1985-08-05 | 1988-08-02 | Toray Industries, Inc. | Interfacially synthesized reverse osmosis membrane |
JPH07178327A (ja) * | 1993-11-12 | 1995-07-18 | Nitto Denko Corp | 複合半透膜及びその製造方法 |
US8685252B2 (en) | 2010-02-04 | 2014-04-01 | Dxv Water Technologies, Llc | Water treatment systems and methods |
JP5823761B2 (ja) * | 2011-07-26 | 2015-11-25 | ダイセン・メンブレン・システムズ株式会社 | Nf膜及びその製造方法 |
US10513446B2 (en) | 2014-10-10 | 2019-12-24 | EcoDesal, LLC | Depth exposed membrane for water extraction |
CN112973460B (zh) * | 2021-03-15 | 2022-07-08 | 中国石油大学(北京) | 交联型共价有机骨架脱盐膜及其制备方法与应用 |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3556305A (en) * | 1968-03-28 | 1971-01-19 | Amicon Corp | Composite membrane and process for making same |
FR2088598A5 (pt) * | 1970-04-17 | 1972-01-07 | Anvar |
-
1973
- 1973-09-11 IL IL43201A patent/IL43201A/en unknown
- 1973-09-17 DE DE2346659A patent/DE2346659C2/de not_active Expired
- 1973-09-17 JP JP48103945A patent/JPS5824447B2/ja not_active Expired
- 1973-09-17 AU AU60347/73A patent/AU475380B2/en not_active Expired
- 1973-09-18 DK DK510573A patent/DK145526C/da not_active IP Right Cessation
- 1973-09-18 CA CA181,325A patent/CA1030711A/en not_active Expired
- 1973-09-18 GB GB4363973A patent/GB1441014A/en not_active Expired
- 1973-09-19 FR FR7333626A patent/FR2200030B1/fr not_active Expired
Also Published As
Publication number | Publication date |
---|---|
GB1441014A (en) | 1976-06-30 |
DE2346659C2 (de) | 1981-09-24 |
FR2200030B1 (pt) | 1976-05-14 |
AU475380B2 (en) | 1976-08-19 |
DE2346659A1 (de) | 1974-03-28 |
FR2200030A1 (pt) | 1974-04-19 |
JPS5824447B2 (ja) | 1983-05-21 |
CA1030711A (en) | 1978-05-09 |
JPS49133282A (pt) | 1974-12-20 |
DK145526C (da) | 1983-05-02 |
IL43201A0 (en) | 1973-11-28 |
AU6034773A (en) | 1975-03-20 |
DK145526B (da) | 1982-12-06 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
IL43201A (en) | Reverse osmosis membrane and its preparation | |
US4005012A (en) | Semipermeable membranes and the method for the preparation thereof | |
EP0008945A3 (en) | Semipermeable composite membrane, process for producing said membrane, and method of desalination using said membrane | |
ATE91242T1 (de) | Semipermeable membranen mit hohem fluss. | |
CA2069510A1 (en) | Dry high flux semipermeable membranes | |
ATE82703T1 (de) | Chlorbestaendige halbdurchlaessige membranen. | |
US20030066796A1 (en) | Composite nanofiltration and reverse osmosis membranes and method for producing the same | |
EP0031730A3 (en) | The improved semipermeable composite membranes and process for their production | |
Cadotte | Reverse osmosis membrane | |
Cadotte et al. | In-situ formed condensation polymers for reverse osmosis membranes | |
US4828708A (en) | Semipermeable membranes | |
DE60016889D1 (de) | Zusammengesetzte Umkehrosmosemembranen und Verfahren zu ihrer Herstellung | |
ATE40952T1 (de) | Verbundmaterial, verfahren zu seiner herstellung und seine verwendung in der osmotischen reinigung von fluessigkeiten. | |
Staude et al. | Polysulfones and their derivatives: materials for membranes for different separation operations | |
DK163142C (da) | Semipermeabel sammensat membran | |
Cadotte et al. | Research on in situ-formed condensation polymer for reverse osmosis membranes | |
JPS5549106A (en) | Selective permeable composite membrane and production thereof | |
JPS55137005A (en) | Selectively permeable composite membrane and preparing the same | |
JPS6151926B2 (pt) | ||
KR950007321B1 (ko) | 혼합물 분리를 위한 복합반투막의 제조방법 | |
FR2413108A1 (fr) | Procede pour la fabrication de membranes semi-permeables | |
CADOTTE et al. | Research on in situ-formed condensation polymer for reverse osmosis membranes(for desalinization)[Final Report, 15 Jul. 1976- 15 Jan. 1978] | |
JPS5559804A (en) | Selectively permeable composite membrane and preparation thereof | |
JPS59173185A (ja) | 選択的分離方法 | |
JPS5791706A (en) | Composite semipermeable membrane and method for producing the same |