FR2054873A5 - - Google Patents
Info
- Publication number
- FR2054873A5 FR2054873A5 FR6926018A FR6926018A FR2054873A5 FR 2054873 A5 FR2054873 A5 FR 2054873A5 FR 6926018 A FR6926018 A FR 6926018A FR 6926018 A FR6926018 A FR 6926018A FR 2054873 A5 FR2054873 A5 FR 2054873A5
- Authority
- FR
- France
- 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
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
- B01D69/08—Hollow fibre membranes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D61/00—Processes of separation using semi-permeable membranes, e.g. dialysis, osmosis or ultrafiltration; Apparatus, accessories or auxiliary operations specially adapted therefor
- B01D61/24—Dialysis ; Membrane extraction
- B01D61/243—Dialysis
-
- 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
- B01D71/54—Polyureas; Polyurethanes
-
- 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
- B01D71/00—Semi-permeable membranes for separation processes or apparatus characterised by the material; Manufacturing processes specially adapted therefor
- B01D71/06—Organic material
- B01D71/76—Macromolecular material not specifically provided for in a single one of groups B01D71/08 - B01D71/74
- B01D71/78—Graft polymers
-
- 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
- C08G18/00—Polymeric products of isocyanates or isothiocyanates
- C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
- C08G18/83—Chemically modified polymers
-
- 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
- C08G18/00—Polymeric products of isocyanates or isothiocyanates
- C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
- C08G18/83—Chemically modified polymers
- C08G18/831—Chemically modified polymers by oxygen-containing compounds inclusive of carbonic acid halogenides, carboxylic acid halogenides and epoxy halides
-
- 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
- C08G65/00—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule
- C08G65/02—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule from cyclic ethers by opening of the heterocyclic ring
- C08G65/26—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule from cyclic ethers by opening of the heterocyclic ring from cyclic ethers and other compounds
-
- 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
- C08G69/00—Macromolecular compounds obtained by reactions forming a carboxylic amide link in the main chain of the macromolecule
- C08G69/48—Polymers modified by chemical after-treatment
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D61/00—Processes of separation using semi-permeable membranes, e.g. dialysis, osmosis or ultrafiltration; Apparatus, accessories or auxiliary operations specially adapted therefor
- B01D61/02—Reverse osmosis; Hyperfiltration ; Nanofiltration
- B01D61/025—Reverse osmosis; Hyperfiltration
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Health & Medical Sciences (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Urology & Nephrology (AREA)
- Engineering & Computer Science (AREA)
- Water Supply & Treatment (AREA)
- Separation Using Semi-Permeable Membranes (AREA)
- External Artificial Organs (AREA)
Priority Applications (6)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US696704A US3472766A (en) | 1968-01-10 | 1968-01-10 | Separatory process utilizing a permeable polyamide membrane having poly (oxyethylene) grafts |
BE736805D BE736805A (fr) | 1968-01-10 | 1969-07-30 | |
FR6926018A FR2054873A5 (fr) | 1968-01-10 | 1969-07-30 | |
GB38330/69A GB1270172A (en) | 1968-01-10 | 1969-07-30 | Permselective membrane and method of making such membrane |
NL6911660A NL6911660A (fr) | 1968-01-10 | 1969-07-30 | |
DE19691939012 DE1939012A1 (de) | 1968-01-10 | 1969-07-31 | Permselektive Membran sowie Verfahren zu ihrer Herstellung |
Applications Claiming Priority (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US69670468A | 1968-01-10 | 1968-01-10 | |
FR6926018A FR2054873A5 (fr) | 1968-01-10 | 1969-07-30 | |
GB38330/69A GB1270172A (en) | 1968-01-10 | 1969-07-30 | Permselective membrane and method of making such membrane |
NL6911660A NL6911660A (fr) | 1968-01-10 | 1969-07-30 | |
DE19691939012 DE1939012A1 (de) | 1968-01-10 | 1969-07-31 | Permselektive Membran sowie Verfahren zu ihrer Herstellung |
Publications (1)
Publication Number | Publication Date |
---|---|
FR2054873A5 true FR2054873A5 (fr) | 1971-05-07 |
Family
ID=27510061
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR6926018A Expired FR2054873A5 (fr) | 1968-01-10 | 1969-07-30 |
Country Status (6)
Country | Link |
---|---|
US (1) | US3472766A (fr) |
BE (1) | BE736805A (fr) |
DE (1) | DE1939012A1 (fr) |
FR (1) | FR2054873A5 (fr) |
GB (1) | GB1270172A (fr) |
NL (1) | NL6911660A (fr) |
Families Citing this family (20)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3644202A (en) * | 1970-03-31 | 1972-02-22 | Willard S Higley | Collagen membranes for reverse osmosis desalination |
US3857782A (en) * | 1970-05-06 | 1974-12-31 | Abcor Inc | Semipermeable membrane process and device employing an aminoethylated polymeric material as the semipermeable membrane |
US4002563A (en) * | 1974-05-20 | 1977-01-11 | The United States Of America As Represented By The Secretary Of The Interior | Regular copolyamides as desalination membranes |
US3951815A (en) * | 1974-09-05 | 1976-04-20 | Universal Oil Products Company | Composite semipermeable membranes made from polyethylenimine |
US4473475A (en) * | 1981-05-29 | 1984-09-25 | Amf Inc. | Charge modified microporous membrane, process for charge modifying said membrane, and process for filtration of fluids |
JPS61283305A (ja) * | 1985-06-05 | 1986-12-13 | Ube Ind Ltd | 多孔質中空糸膜 |
DE4220847C2 (de) * | 1992-06-25 | 1995-11-23 | Keiper Recaro Gmbh Co | Schienenpaar für Fahrzeugsitze |
DE19650698A1 (de) * | 1996-12-06 | 1998-06-10 | Schaeffler Waelzlager Ohg | Führungsschienenanordnung |
SE9902133D0 (sv) * | 1999-06-06 | 1999-06-06 | Amersham Pharm Biotech Ab | A method for surface modification, a novel support matrix and the use of the matrix |
US6280853B1 (en) * | 1999-06-10 | 2001-08-28 | The Dow Chemical Company | Composite membrane with polyalkylene oxide modified polyamide surface |
CN1469892A (zh) * | 2000-09-11 | 2004-01-21 | ��ʡ��ѧԺ | 接枝共聚物,将亲水链接枝到疏水聚合物上的方法,及其制品 |
CN101443099B (zh) * | 2006-04-11 | 2012-03-14 | 麻省理工学院 | 用聚丙烯腈接枝共聚物形成的抗污垢膜 |
US8216473B2 (en) | 2008-06-13 | 2012-07-10 | Solution Dynamics, Llc | Apparatus and methods for solution processing using reverse osmosis |
DE102013224874B4 (de) * | 2013-12-04 | 2022-08-25 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Verfahren zur kovalenten Beschichtung von Polymeren mit zumindest teilweise nucleophilen Kettenenden, oberflächlich beschichtetes Substrat sowie Verwendungsmöglichkeiten |
CN108367244B (zh) | 2015-07-29 | 2022-05-03 | 格雷迪安特公司 | 渗透脱盐方法和相关系统 |
WO2017116515A1 (fr) | 2015-12-31 | 2017-07-06 | Baxter International Inc. | Procédés et appareils utilisant la diffusion par perméabilité d'urée à travers des membranes chargées |
US10391222B2 (en) | 2015-12-31 | 2019-08-27 | Baxter International Inc. | Devices for urea electrolysis and methods of using same |
US10406270B2 (en) | 2015-12-31 | 2019-09-10 | Baxter International Inc. | Devices for urea electrolysis with combination electrodialysis and urea oxidation cell and methods of using same |
CA3109230A1 (fr) | 2018-08-22 | 2020-02-27 | Gradiant Corporation | Systeme de concentration de solution liquide comprenant un sous-systeme isole et procedes associes |
AU2021383601A1 (en) | 2020-11-17 | 2023-06-08 | Gradiant Corporaton | Osmotic methods and systems involving energy recovery |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3276996A (en) * | 1963-07-15 | 1966-10-04 | Lazare Leon | Separating water from saline solutions |
US3423491A (en) * | 1964-09-02 | 1969-01-21 | Dow Chemical Co | Permselective hollow fibers and method of making |
-
1968
- 1968-01-10 US US696704A patent/US3472766A/en not_active Expired - Lifetime
-
1969
- 1969-07-30 FR FR6926018A patent/FR2054873A5/fr not_active Expired
- 1969-07-30 BE BE736805D patent/BE736805A/xx unknown
- 1969-07-30 GB GB38330/69A patent/GB1270172A/en not_active Expired
- 1969-07-30 NL NL6911660A patent/NL6911660A/xx unknown
- 1969-07-31 DE DE19691939012 patent/DE1939012A1/de active Pending
Also Published As
Publication number | Publication date |
---|---|
DE1939012A1 (de) | 1971-02-11 |
GB1270172A (en) | 1972-04-12 |
US3472766A (en) | 1969-10-14 |
NL6911660A (fr) | 1971-02-02 |
BE736805A (fr) | 1970-01-30 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |