CH515298A - Membrane semi-perméable - Google Patents
Membrane semi-perméableInfo
- Publication number
- CH515298A CH515298A CH1500669A CH1500669A CH515298A CH 515298 A CH515298 A CH 515298A CH 1500669 A CH1500669 A CH 1500669A CH 1500669 A CH1500669 A CH 1500669A CH 515298 A CH515298 A CH 515298A
- Authority
- CH
- Switzerland
- Prior art keywords
- semi
- permeable membrane
- permeable
- membrane
- Prior art date
Links
- 239000012528 membrane Substances 0.000 title 1
Classifications
-
- 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
- C08G69/02—Polyamides derived from amino-carboxylic acids or from polyamines and polycarboxylic acids
- C08G69/26—Polyamides derived from amino-carboxylic acids or from polyamines and polycarboxylic acids derived from polyamines and polycarboxylic acids
- C08G69/32—Polyamides derived from amino-carboxylic acids or from polyamines and polycarboxylic acids derived from polyamines and polycarboxylic acids from aromatic diamines and aromatic dicarboxylic acids with both amino and carboxylic groups aromatically bound
-
- 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
-
- 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
- C08G69/42—Polyamides containing atoms other than carbon, hydrogen, oxygen, and nitrogen
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)
- Polyamides (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR168986 | 1968-10-07 |
Publications (1)
Publication Number | Publication Date |
---|---|
CH515298A true CH515298A (fr) | 1971-11-15 |
Family
ID=8655349
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CH1500669A CH515298A (fr) | 1968-10-07 | 1969-10-06 | Membrane semi-perméable |
Country Status (11)
Country | Link |
---|---|
US (1) | US3619424A (fr) |
BE (1) | BE739909A (fr) |
BR (1) | BR6913013D0 (fr) |
CH (1) | CH515298A (fr) |
DE (1) | DE1950594C3 (fr) |
ES (1) | ES372255A1 (fr) |
FR (1) | FR1587422A (fr) |
GB (1) | GB1268830A (fr) |
IL (1) | IL33122A (fr) |
LU (1) | LU59580A1 (fr) |
NL (1) | NL6914734A (fr) |
Families Citing this family (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5223346B2 (fr) * | 1972-08-30 | 1977-06-23 | ||
US3993625A (en) * | 1973-05-28 | 1976-11-23 | Toray Industries, Inc. | Permselective polymeric membranes of organic polyamide or polyhydrazide |
JPS5193786A (en) * | 1975-02-15 | 1976-08-17 | Makurokagatano chukuseni | |
US4017237A (en) * | 1975-03-05 | 1977-04-12 | Bethlehem Steel Corporation | Injection mold with ultra sonic gating means |
DE2751910B2 (de) * | 1977-11-21 | 1979-09-20 | Hoechst Ag, 6000 Frankfurt | Permselektive, asymmetrische Hämofiltrationsmembran mit heteroporöser Struktur |
US4277344A (en) * | 1979-02-22 | 1981-07-07 | Filmtec Corporation | Interfacially synthesized reverse osmosis membrane |
US6337018B1 (en) | 2000-04-17 | 2002-01-08 | The Dow Chemical Company | Composite membrane and method for making the same |
US8038884B2 (en) * | 2005-02-18 | 2011-10-18 | Akzo Nobel N.V. | Process to prepare chlorine-containing compounds |
PL1858806T3 (pl) * | 2005-02-18 | 2009-07-31 | Akzo Nobel Chemicals Int Bv | Sposób wytwarzania soli |
US8177978B2 (en) | 2008-04-15 | 2012-05-15 | Nanoh20, Inc. | Reverse osmosis membranes |
WO2011008549A2 (fr) | 2009-06-29 | 2011-01-20 | NanoH2O Inc. | Membranes perfectionnées d'osmose inverse, composites à couches minces, hybrides, avec des additifs azotés |
EP2637773B1 (fr) | 2010-11-10 | 2019-10-30 | NanoH2O Inc. | Membranes tfc hybrides pour osmose inverse améliorées contenant des additifs non métalliques |
DE102014200343B4 (de) | 2014-01-10 | 2021-08-12 | Robert Bosch Gmbh | Verfahren zum Ermitteln eines erhöhten Widerstands eines Zellverbinders, Verfahren zum Batteriemanagement, Computerprogramm, Batteriemanagementsystem, Batteriepack sowie Kraftfahrzeug mit einem Batteriepack |
US9861940B2 (en) | 2015-08-31 | 2018-01-09 | Lg Baboh2O, Inc. | Additives for salt rejection enhancement of a membrane |
US9737859B2 (en) | 2016-01-11 | 2017-08-22 | Lg Nanoh2O, Inc. | Process for improved water flux through a TFC membrane |
US10155203B2 (en) | 2016-03-03 | 2018-12-18 | Lg Nanoh2O, Inc. | Methods of enhancing water flux of a TFC membrane using oxidizing and reducing agents |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2252554A (en) * | 1938-09-19 | 1941-08-12 | Wilmington Trust Company | Polymeric material |
US3063966A (en) * | 1958-02-05 | 1962-11-13 | Du Pont | Process of making wholly aromatic polyamides |
US3220960A (en) * | 1960-12-21 | 1965-11-30 | Wichterle Otto | Cross-linked hydrophilic polymers and articles made therefrom |
-
1968
- 1968-10-07 FR FR168986A patent/FR1587422A/fr not_active Expired
-
1969
- 1969-09-29 NL NL6914734A patent/NL6914734A/xx unknown
- 1969-10-03 BR BR213013/69A patent/BR6913013D0/pt unknown
- 1969-10-06 US US864186A patent/US3619424A/en not_active Expired - Lifetime
- 1969-10-06 IL IL33122A patent/IL33122A/en unknown
- 1969-10-06 BE BE739909D patent/BE739909A/xx unknown
- 1969-10-06 LU LU59580D patent/LU59580A1/xx unknown
- 1969-10-06 GB GB49069/69A patent/GB1268830A/en not_active Expired
- 1969-10-06 CH CH1500669A patent/CH515298A/fr not_active IP Right Cessation
- 1969-10-07 ES ES372255A patent/ES372255A1/es not_active Expired
- 1969-10-07 DE DE1950594A patent/DE1950594C3/de not_active Expired
Also Published As
Publication number | Publication date |
---|---|
DE1950594A1 (de) | 1970-04-09 |
BE739909A (fr) | 1970-04-06 |
ES372255A1 (es) | 1971-09-16 |
FR1587422A (fr) | 1970-03-20 |
DE1950594B2 (de) | 1975-02-13 |
IL33122A0 (en) | 1969-12-31 |
US3619424A (en) | 1971-11-09 |
GB1268830A (en) | 1972-03-29 |
BR6913013D0 (pt) | 1973-01-09 |
IL33122A (en) | 1973-06-29 |
LU59580A1 (fr) | 1970-04-06 |
NL6914734A (fr) | 1970-04-09 |
DE1950594C3 (de) | 1975-09-18 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PL | Patent ceased |