DE1767759A1 - Verfahren zur Herstellung semipermeabler Membranen - Google Patents
Verfahren zur Herstellung semipermeabler MembranenInfo
- Publication number
- DE1767759A1 DE1767759A1 DE19681767759 DE1767759A DE1767759A1 DE 1767759 A1 DE1767759 A1 DE 1767759A1 DE 19681767759 DE19681767759 DE 19681767759 DE 1767759 A DE1767759 A DE 1767759A DE 1767759 A1 DE1767759 A1 DE 1767759A1
- Authority
- DE
- Germany
- Prior art keywords
- membrane
- film
- water
- tubular
- adhesive
- 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.)
- Pending
Links
- 239000012528 membrane Substances 0.000 title claims description 111
- 238000000034 method Methods 0.000 title claims description 31
- 238000004519 manufacturing process Methods 0.000 title claims description 7
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 51
- 239000000853 adhesive Substances 0.000 claims description 25
- 230000001070 adhesive effect Effects 0.000 claims description 25
- 230000003204 osmotic effect Effects 0.000 claims description 19
- 229920002301 cellulose acetate Polymers 0.000 claims description 13
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 claims description 12
- 238000005266 casting Methods 0.000 claims description 10
- MPCRDALPQLDDFX-UHFFFAOYSA-L Magnesium perchlorate Chemical compound [Mg+2].[O-]Cl(=O)(=O)=O.[O-]Cl(=O)(=O)=O MPCRDALPQLDDFX-UHFFFAOYSA-L 0.000 claims description 4
- 238000007654 immersion Methods 0.000 claims description 4
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 claims description 3
- 239000000463 material Substances 0.000 claims description 3
- 239000002253 acid Substances 0.000 claims description 2
- 238000004140 cleaning Methods 0.000 claims description 2
- 238000001035 drying Methods 0.000 claims description 2
- 238000007493 shaping process Methods 0.000 claims description 2
- 239000007788 liquid Substances 0.000 claims 3
- 239000012530 fluid Substances 0.000 claims 1
- 238000005470 impregnation Methods 0.000 claims 1
- 239000012267 brine Substances 0.000 description 16
- HPALAKNZSZLMCH-UHFFFAOYSA-M sodium;chloride;hydrate Chemical compound O.[Na+].[Cl-] HPALAKNZSZLMCH-UHFFFAOYSA-M 0.000 description 16
- 239000000243 solution Substances 0.000 description 16
- 150000003839 salts Chemical class 0.000 description 15
- 239000010408 film Substances 0.000 description 7
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 6
- 239000008213 purified water Substances 0.000 description 6
- 238000010612 desalination reaction Methods 0.000 description 5
- 238000004804 winding Methods 0.000 description 5
- 239000002904 solvent Substances 0.000 description 4
- 239000004372 Polyvinyl alcohol Substances 0.000 description 3
- 238000010276 construction Methods 0.000 description 3
- 239000010410 layer Substances 0.000 description 3
- 229920002451 polyvinyl alcohol Polymers 0.000 description 3
- 238000001223 reverse osmosis Methods 0.000 description 3
- 239000013535 sea water Substances 0.000 description 3
- 239000011780 sodium chloride Substances 0.000 description 3
- 239000004568 cement Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 229920001971 elastomer Polymers 0.000 description 2
- 239000011521 glass Substances 0.000 description 2
- 239000003292 glue Substances 0.000 description 2
- 238000003780 insertion Methods 0.000 description 2
- 230000037431 insertion Effects 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 230000035699 permeability Effects 0.000 description 2
- 229920003023 plastic Polymers 0.000 description 2
- 239000004033 plastic Substances 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 238000002791 soaking Methods 0.000 description 2
- 239000002344 surface layer Substances 0.000 description 2
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 238000007605 air drying Methods 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 230000003750 conditioning effect Effects 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 239000000806 elastomer Substances 0.000 description 1
- 239000011888 foil Substances 0.000 description 1
- 239000003365 glass fiber Substances 0.000 description 1
- 229910052749 magnesium Inorganic materials 0.000 description 1
- 239000011777 magnesium Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 230000000704 physical effect Effects 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000011343 solid material Substances 0.000 description 1
- 239000007858 starting material Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000005496 tempering Methods 0.000 description 1
- 239000010409 thin film Substances 0.000 description 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
- B01D71/08—Polysaccharides
- B01D71/12—Cellulose derivatives
- B01D71/14—Esters of organic acids
- B01D71/16—Cellulose acetate
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D63/00—Apparatus in general for separation processes using semi-permeable membranes
- B01D63/06—Tubular membrane modules
- B01D63/061—Manufacturing thereof
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D63/00—Apparatus in general for separation processes using semi-permeable membranes
- B01D63/06—Tubular membrane modules
- B01D63/062—Tubular membrane modules with membranes on a surface of a support tube
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D67/00—Processes specially adapted for manufacturing semi-permeable membranes for separation processes or apparatus
- B01D67/0002—Organic membrane manufacture
- B01D67/0009—Organic membrane manufacture by phase separation, sol-gel transition, evaporation or solvent quenching
- B01D67/0013—Casting processes
-
- 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)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Dispersion Chemistry (AREA)
- Separation Using Semi-Permeable Membranes (AREA)
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB2672568A GB1227961A (enrdf_load_stackoverflow) | 1968-06-05 | 1968-06-05 | |
| DE19681767759 DE1767759A1 (de) | 1968-06-05 | 1968-06-14 | Verfahren zur Herstellung semipermeabler Membranen |
| BE718742D BE718742A (enrdf_load_stackoverflow) | 1968-06-05 | 1968-07-29 |
Applications Claiming Priority (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB2672568 | 1968-06-05 | ||
| DE19681767759 DE1767759A1 (de) | 1968-06-05 | 1968-06-14 | Verfahren zur Herstellung semipermeabler Membranen |
| BE718742 | 1968-07-29 | ||
| US16579171A | 1971-07-15 | 1971-07-15 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE1767759A1 true DE1767759A1 (de) | 1971-04-29 |
Family
ID=27424922
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19681767759 Pending DE1767759A1 (de) | 1968-06-05 | 1968-06-14 | Verfahren zur Herstellung semipermeabler Membranen |
Country Status (3)
| Country | Link |
|---|---|
| BE (1) | BE718742A (enrdf_load_stackoverflow) |
| DE (1) | DE1767759A1 (enrdf_load_stackoverflow) |
| GB (1) | GB1227961A (enrdf_load_stackoverflow) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1543404A (en) * | 1975-04-04 | 1979-04-04 | Millipore Corp | Tubular filtration element and method of making it |
| GB2285591A (en) * | 1994-01-11 | 1995-07-19 | Robert George Firth | Filtration device for pipe outlet |
| CN106385825B (zh) * | 2016-08-28 | 2018-11-27 | 山东胜伟盐碱地科技有限公司 | 盐碱地治理用滤料波管的连接结构 |
| US11273413B2 (en) * | 2018-03-26 | 2022-03-15 | Xergy Inc. | Composite ionomer membrane tubing modules and system and methods incorporating same |
| US12263447B2 (en) | 2018-03-26 | 2025-04-01 | Ffi Ionix Ip, Inc. | Composite ionomer membrane tubing modules and system and methods incorporating same |
| CN118124058B (zh) * | 2024-05-06 | 2024-07-09 | 成都全员塑胶管业有限公司 | 玄武岩纤维增强聚乙烯排水管加工用冷却定型模具 |
-
1968
- 1968-06-05 GB GB2672568A patent/GB1227961A/en not_active Expired
- 1968-06-14 DE DE19681767759 patent/DE1767759A1/de active Pending
- 1968-07-29 BE BE718742D patent/BE718742A/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| BE718742A (enrdf_load_stackoverflow) | 1968-12-31 |
| GB1227961A (enrdf_load_stackoverflow) | 1971-04-15 |
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