FR2295065A1 - Membrane de separation de solute - Google Patents
Membrane de separation de soluteInfo
- Publication number
- FR2295065A1 FR2295065A1 FR7539138A FR7539138A FR2295065A1 FR 2295065 A1 FR2295065 A1 FR 2295065A1 FR 7539138 A FR7539138 A FR 7539138A FR 7539138 A FR7539138 A FR 7539138A FR 2295065 A1 FR2295065 A1 FR 2295065A1
- Authority
- FR
- France
- Prior art keywords
- separation membrane
- solute separation
- solute
- membrane
- separation
- 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
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
- B01D71/58—Other polymers having nitrogen in the main chain, with or without oxygen or carbon only
- B01D71/62—Polycondensates having nitrogen-containing heterocyclic rings in the main chain
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G73/00—Macromolecular compounds obtained by reactions forming a linkage containing nitrogen with or without oxygen or carbon in the main chain of the macromolecule, not provided for in groups C08G12/00 - C08G71/00
- C08G73/06—Polycondensates having nitrogen-containing heterocyclic rings in the main chain of the macromolecule
- C08G73/08—Polyhydrazides; Polytriazoles; Polyaminotriazoles; Polyoxadiazoles
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Health & Medical Sciences (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Separation Using Semi-Permeable Membranes (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP14494674A JPS5633961B2 (fr) | 1974-12-19 | 1974-12-19 |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2295065A1 true FR2295065A1 (fr) | 1976-07-16 |
FR2295065B1 FR2295065B1 (fr) | 1978-05-19 |
Family
ID=15373853
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7539138A Granted FR2295065A1 (fr) | 1974-12-19 | 1975-12-19 | Membrane de separation de solute |
Country Status (3)
Country | Link |
---|---|
US (1) | US4067804A (fr) |
JP (1) | JPS5633961B2 (fr) |
FR (1) | FR2295065A1 (fr) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0014054A1 (fr) * | 1979-01-10 | 1980-08-06 | Midwest Research Institute | Procédé pour la fabrication d'une membrane pour osmose inverse, membrane pour osmose inverse ainsi fabriquée, et utilisation d'une telle membrane dans un procédé de dessalement |
EP0030451A2 (fr) * | 1979-12-06 | 1981-06-17 | Teijin Limited | Procédé pour rétablir l'efficacité d'une membrane semiperméable |
WO1982000648A1 (fr) * | 1980-08-22 | 1982-03-04 | L Stremovsky | Membrane polymere poreuse et son procede de fabrication |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6086360U (ja) * | 1983-11-21 | 1985-06-14 | 志鷹 雄輔 | 単亜鈴 |
JPS60138562U (ja) * | 1984-02-27 | 1985-09-13 | 新谷 育盛 | 握力鍛練具 |
WO1994004253A2 (fr) * | 1992-08-13 | 1994-03-03 | The Dow Chemical Company | Membranes a base de polymeres de polyazole pour la separation de fluides |
DE10258580A1 (de) * | 2002-12-16 | 2004-06-24 | Celanese Ventures Gmbh | Hochmolekular Polyazole |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2017387A1 (fr) * | 1968-09-04 | 1970-05-22 | Du Pont | |
FR2152900A1 (fr) * | 1971-09-13 | 1973-04-27 | Teijin Ltd |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3886251A (en) * | 1967-04-11 | 1975-05-27 | Furukawa Electric Co Ltd | Method for forming polyoxadiazole series resin solution into shaped articles |
US3699038A (en) * | 1970-04-22 | 1972-10-17 | Celanese Corp | Production of improved semipermeable polybenzimidazole membranes |
CH545830A (fr) * | 1970-10-29 | 1974-02-15 |
-
1974
- 1974-12-19 JP JP14494674A patent/JPS5633961B2/ja not_active Expired
-
1975
- 1975-12-19 FR FR7539138A patent/FR2295065A1/fr active Granted
- 1975-12-19 US US05/642,593 patent/US4067804A/en not_active Expired - Lifetime
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2017387A1 (fr) * | 1968-09-04 | 1970-05-22 | Du Pont | |
FR2152900A1 (fr) * | 1971-09-13 | 1973-04-27 | Teijin Ltd |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0014054A1 (fr) * | 1979-01-10 | 1980-08-06 | Midwest Research Institute | Procédé pour la fabrication d'une membrane pour osmose inverse, membrane pour osmose inverse ainsi fabriquée, et utilisation d'une telle membrane dans un procédé de dessalement |
EP0030451A2 (fr) * | 1979-12-06 | 1981-06-17 | Teijin Limited | Procédé pour rétablir l'efficacité d'une membrane semiperméable |
EP0030451A3 (fr) * | 1979-12-06 | 1981-07-08 | Teijin Limited | Procédé pour rétablir l'efficacité d'une membrane semiperméable |
WO1982000648A1 (fr) * | 1980-08-22 | 1982-03-04 | L Stremovsky | Membrane polymere poreuse et son procede de fabrication |
Also Published As
Publication number | Publication date |
---|---|
US4067804A (en) | 1978-01-10 |
FR2295065B1 (fr) | 1978-05-19 |
JPS5633961B2 (fr) | 1981-08-07 |
JPS5171272A (fr) | 1976-06-19 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |