GB2201355A - A porous membrane - Google Patents
A porous membrane Download PDFInfo
- Publication number
- GB2201355A GB2201355A GB08804412A GB8804412A GB2201355A GB 2201355 A GB2201355 A GB 2201355A GB 08804412 A GB08804412 A GB 08804412A GB 8804412 A GB8804412 A GB 8804412A GB 2201355 A GB2201355 A GB 2201355A
- Authority
- GB
- United Kingdom
- Prior art keywords
- dynamic membrane
- membrane according
- layer
- micron
- particles
- 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 abstract description 58
- 239000002245 particle Substances 0.000 claims abstract description 45
- 239000011159 matrix material Substances 0.000 claims abstract description 32
- 238000000926 separation method Methods 0.000 claims abstract description 24
- 239000000470 constituent Substances 0.000 claims abstract description 11
- WNROFYMDJYEPJX-UHFFFAOYSA-K aluminium hydroxide Chemical compound [OH-].[OH-].[OH-].[Al+3] WNROFYMDJYEPJX-UHFFFAOYSA-K 0.000 claims abstract description 10
- 239000007788 liquid Substances 0.000 claims description 25
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 20
- 239000011236 particulate material Substances 0.000 claims description 20
- PNEYBMLMFCGWSK-UHFFFAOYSA-N Alumina Chemical compound [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 claims description 18
- 239000000377 silicon dioxide Substances 0.000 claims description 10
- 229910021502 aluminium hydroxide Inorganic materials 0.000 claims description 9
- 239000011148 porous material Substances 0.000 claims description 9
- 235000012239 silicon dioxide Nutrition 0.000 claims description 9
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 claims description 6
- RVTZCBVAJQQJTK-UHFFFAOYSA-N oxygen(2-);zirconium(4+) Chemical compound [O-2].[O-2].[Zr+4] RVTZCBVAJQQJTK-UHFFFAOYSA-N 0.000 claims description 5
- 239000000126 substance Substances 0.000 claims description 5
- MCMNRKCIXSYSNV-UHFFFAOYSA-N ZrO2 Inorganic materials O=[Zr]=O MCMNRKCIXSYSNV-UHFFFAOYSA-N 0.000 claims description 4
- 239000004408 titanium dioxide Substances 0.000 claims description 3
- 230000001419 dependent effect Effects 0.000 claims 3
- 239000002002 slurry Substances 0.000 abstract description 5
- 229910052719 titanium Inorganic materials 0.000 abstract description 2
- 229910052726 zirconium Inorganic materials 0.000 abstract description 2
- 239000012736 aqueous medium Substances 0.000 abstract 2
- MXRIRQGCELJRSN-UHFFFAOYSA-N O.O.O.[Al] Chemical compound O.O.O.[Al] MXRIRQGCELJRSN-UHFFFAOYSA-N 0.000 abstract 1
- 229910052814 silicon oxide Inorganic materials 0.000 abstract 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 21
- 239000007900 aqueous suspension Substances 0.000 description 8
- 239000003921 oil Substances 0.000 description 8
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 6
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 6
- 238000000576 coating method Methods 0.000 description 6
- 239000012466 permeate Substances 0.000 description 5
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 4
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 4
- 239000000203 mixture Substances 0.000 description 4
- 239000002861 polymer material Substances 0.000 description 4
- 230000008929 regeneration Effects 0.000 description 4
- 238000011069 regeneration method Methods 0.000 description 4
- 239000011248 coating agent Substances 0.000 description 3
- 239000004744 fabric Substances 0.000 description 3
- 238000002156 mixing Methods 0.000 description 3
- 239000007787 solid Substances 0.000 description 3
- 239000000725 suspension Substances 0.000 description 3
- VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 description 2
- 239000004952 Polyamide Substances 0.000 description 2
- 229910021529 ammonia Inorganic materials 0.000 description 2
- TZCXTZWJZNENPQ-UHFFFAOYSA-L barium sulfate Chemical compound [Ba+2].[O-]S([O-])(=O)=O TZCXTZWJZNENPQ-UHFFFAOYSA-L 0.000 description 2
- OSGAYBCDTDRGGQ-UHFFFAOYSA-L calcium sulfate Chemical compound [Ca+2].[O-]S([O-])(=O)=O OSGAYBCDTDRGGQ-UHFFFAOYSA-L 0.000 description 2
- 238000004090 dissolution Methods 0.000 description 2
- 238000001914 filtration Methods 0.000 description 2
- 230000005661 hydrophobic surface Effects 0.000 description 2
- 229920002647 polyamide Polymers 0.000 description 2
- -1 polypropylene Polymers 0.000 description 2
- 238000001556 precipitation Methods 0.000 description 2
- 235000011121 sodium hydroxide Nutrition 0.000 description 2
- 229910001220 stainless steel Inorganic materials 0.000 description 2
- 239000010935 stainless steel Substances 0.000 description 2
- 239000002351 wastewater Substances 0.000 description 2
- VHUUQVKOLVNVRT-UHFFFAOYSA-N Ammonium hydroxide Chemical class [NH4+].[OH-] VHUUQVKOLVNVRT-UHFFFAOYSA-N 0.000 description 1
- 229920000742 Cotton Polymers 0.000 description 1
- BPQQTUXANYXVAA-UHFFFAOYSA-N Orthosilicate Chemical compound [O-][Si]([O-])([O-])[O-] BPQQTUXANYXVAA-UHFFFAOYSA-N 0.000 description 1
- 239000002202 Polyethylene glycol Substances 0.000 description 1
- 239000004743 Polypropylene Substances 0.000 description 1
- BLRPTPMANUNPDV-UHFFFAOYSA-N Silane Chemical compound [SiH4] BLRPTPMANUNPDV-UHFFFAOYSA-N 0.000 description 1
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 1
- BOTDANWDWHJENH-UHFFFAOYSA-N Tetraethyl orthosilicate Chemical compound CCO[Si](OCC)(OCC)OCC BOTDANWDWHJENH-UHFFFAOYSA-N 0.000 description 1
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 1
- QCWXUUIWCKQGHC-UHFFFAOYSA-N Zirconium Chemical compound [Zr] QCWXUUIWCKQGHC-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- AYJRCSIUFZENHW-DEQYMQKBSA-L barium(2+);oxomethanediolate Chemical compound [Ba+2].[O-][14C]([O-])=O AYJRCSIUFZENHW-DEQYMQKBSA-L 0.000 description 1
- 229910000019 calcium carbonate Inorganic materials 0.000 description 1
- 239000001175 calcium sulphate Substances 0.000 description 1
- 235000011132 calcium sulphate Nutrition 0.000 description 1
- 150000004649 carbonic acid derivatives Chemical class 0.000 description 1
- 229920002678 cellulose Polymers 0.000 description 1
- 239000001913 cellulose Substances 0.000 description 1
- 229920002301 cellulose acetate Polymers 0.000 description 1
- 229910010293 ceramic material Inorganic materials 0.000 description 1
- 229910052681 coesite Inorganic materials 0.000 description 1
- 229910052906 cristobalite Inorganic materials 0.000 description 1
- 238000009295 crossflow filtration Methods 0.000 description 1
- WCOATMADISNSBV-UHFFFAOYSA-K diacetyloxyalumanyl acetate Chemical compound [Al+3].CC([O-])=O.CC([O-])=O.CC([O-])=O WCOATMADISNSBV-UHFFFAOYSA-K 0.000 description 1
- 229920001971 elastomer Polymers 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 238000011010 flushing procedure Methods 0.000 description 1
- 229910001679 gibbsite Inorganic materials 0.000 description 1
- 238000000227 grinding Methods 0.000 description 1
- 230000036571 hydration Effects 0.000 description 1
- 238000006703 hydration reaction Methods 0.000 description 1
- 230000007062 hydrolysis Effects 0.000 description 1
- 238000006460 hydrolysis reaction Methods 0.000 description 1
- 229910052809 inorganic oxide Inorganic materials 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000003472 neutralizing effect Effects 0.000 description 1
- UQXWTFXBTIZNGU-UHFFFAOYSA-M oxygen(2-) zirconium(3+) chloride Chemical compound [O-2].[Zr+3].[Cl-] UQXWTFXBTIZNGU-UHFFFAOYSA-M 0.000 description 1
- 230000020477 pH reduction Effects 0.000 description 1
- 229920002492 poly(sulfone) Polymers 0.000 description 1
- 229920001223 polyethylene glycol Polymers 0.000 description 1
- 229920001155 polypropylene Polymers 0.000 description 1
- 229920001343 polytetrafluoroethylene Polymers 0.000 description 1
- 229920002635 polyurethane Polymers 0.000 description 1
- 239000004814 polyurethane Substances 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 238000007790 scraping Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 229910000077 silane Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 230000000087 stabilizing effect Effects 0.000 description 1
- 239000007858 starting material Substances 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 229910052682 stishovite Inorganic materials 0.000 description 1
- 150000003467 sulfuric acid derivatives Chemical class 0.000 description 1
- KKEYFWRCBNTPAC-UHFFFAOYSA-L terephthalate(2-) Chemical compound [O-]C(=O)C1=CC=C(C([O-])=O)C=C1 KKEYFWRCBNTPAC-UHFFFAOYSA-L 0.000 description 1
- 239000010936 titanium Substances 0.000 description 1
- XJDNKRIXUMDJCW-UHFFFAOYSA-J titanium tetrachloride Chemical compound Cl[Ti](Cl)(Cl)Cl XJDNKRIXUMDJCW-UHFFFAOYSA-J 0.000 description 1
- 229910052905 tridymite Inorganic materials 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
- 229910001928 zirconium oxide Inorganic materials 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D65/00—Accessories or auxiliary operations, in general, for separation processes or apparatus using semi-permeable membranes
- B01D65/02—Membrane cleaning or sterilisation ; Membrane regeneration
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D17/00—Separation of liquids, not provided for elsewhere, e.g. by thermal diffusion
- B01D17/08—Thickening liquid suspensions by filtration
- B01D17/085—Thickening liquid suspensions by filtration with membranes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D37/00—Processes of filtration
- B01D37/02—Precoating the filter medium; Addition of filter aids to the liquid being filtered
-
- 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
- B01D69/14—Dynamic membranes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2321/00—Details relating to membrane cleaning, regeneration, sterilization or to the prevention of fouling
- B01D2321/281—Details relating to membrane cleaning, regeneration, sterilization or to the prevention of fouling by applying a special coating to the membrane or to any module element
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Separation Using Semi-Permeable Membranes (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| SE8700811A SE457607B (sv) | 1987-02-26 | 1987-02-26 | Dynamiskt membran foer separering av ett vaetskeformigt, aatminstone i huvudsak av vatten bestaaende medium |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| GB8804412D0 GB8804412D0 (en) | 1988-03-23 |
| GB2201355A true GB2201355A (en) | 1988-09-01 |
Family
ID=20367679
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB08804412A Pending GB2201355A (en) | 1987-02-26 | 1988-02-25 | A porous membrane |
Country Status (3)
| Country | Link |
|---|---|
| GB (1) | GB2201355A (no) |
| NO (1) | NO165947C (no) |
| SE (1) | SE457607B (no) |
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1993000146A1 (de) * | 1991-06-25 | 1993-01-07 | Thomas Handtmann | Filterverfahren und filtervorrichtung zum filtern von flüssigkeiten |
| US5196380A (en) * | 1991-06-06 | 1993-03-23 | Arizona Board Of Reagents | Reactive membrane for filtration and purification of gases of impurities |
| EP0623380A1 (de) * | 1992-03-30 | 1994-11-09 | Nicolaos Iniotakis | Membran zur Trennung von Polydispersionen und/oder Emulsionen sowie Verfahren zur Herstellung der Membran |
| US5635148A (en) * | 1991-06-06 | 1997-06-03 | Arizona Board Of Regents On Behalf Of The University Of Arizona | Reactive membrane for filtration and purification of gases of impurities and method utilizing the same |
| US5679249A (en) | 1991-12-24 | 1997-10-21 | Pall Corporation | Dynamic filter system |
| EP0870787A1 (en) * | 1997-04-08 | 1998-10-14 | Toyo Engineering Corporation | Method of continuously dissolving rubber |
| US5829139A (en) * | 1995-05-03 | 1998-11-03 | Pall Corporation | Method for forming a reactive medium |
| US6117322A (en) | 1993-06-23 | 2000-09-12 | Pall Corporation | Dynamic filter system |
| WO2004002605A1 (en) * | 2002-06-26 | 2004-01-08 | Den Kongelige Veterinær-Og Landbohøjskole | Dual porosity filter |
| US7465692B1 (en) | 2000-03-16 | 2008-12-16 | Pall Corporation | Reactive media, methods of use and assemblies for purifying |
| US20120118813A1 (en) * | 2008-11-07 | 2012-05-17 | Technologies Avancees Et Membranes Industrielles | Filtration membrane having improved resistance to abrasions |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111392818A (zh) * | 2020-02-12 | 2020-07-10 | 中国海洋石油集团有限公司 | 一种用于处理含油污水的动态膜及其制备方法与应用 |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB501334A (no) * | ||||
| GB1384919A (en) * | 1972-06-06 | 1975-02-26 | Inst Gonogo Dela Sib Otdel Aka | Process for purifying water |
| GB1468928A (en) * | 1973-05-10 | 1977-03-30 | Union Carbide Corp | Ultrafiltration apparatus and process for the treatment of liquids |
-
1987
- 1987-02-26 SE SE8700811A patent/SE457607B/sv not_active IP Right Cessation
-
1988
- 1988-02-24 NO NO880817A patent/NO165947C/no not_active IP Right Cessation
- 1988-02-25 GB GB08804412A patent/GB2201355A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB501334A (no) * | ||||
| GB1384919A (en) * | 1972-06-06 | 1975-02-26 | Inst Gonogo Dela Sib Otdel Aka | Process for purifying water |
| GB1468928A (en) * | 1973-05-10 | 1977-03-30 | Union Carbide Corp | Ultrafiltration apparatus and process for the treatment of liquids |
Cited By (18)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5196380A (en) * | 1991-06-06 | 1993-03-23 | Arizona Board Of Reagents | Reactive membrane for filtration and purification of gases of impurities |
| US5635148A (en) * | 1991-06-06 | 1997-06-03 | Arizona Board Of Regents On Behalf Of The University Of Arizona | Reactive membrane for filtration and purification of gases of impurities and method utilizing the same |
| US5637544A (en) * | 1991-06-06 | 1997-06-10 | Arizona Board Of Regents On Behalf Of The University Of Arizona | Reactive membrane for filtration and purification of gases of impurities and method utilizing the same |
| US5445745A (en) * | 1991-06-25 | 1995-08-29 | Handtmann; Thomas | Filtering method for filtering liquids |
| WO1993000146A1 (de) * | 1991-06-25 | 1993-01-07 | Thomas Handtmann | Filterverfahren und filtervorrichtung zum filtern von flüssigkeiten |
| US6106713A (en) | 1991-12-24 | 2000-08-22 | Pall Corporation | Dynamic filter system |
| US5679249A (en) | 1991-12-24 | 1997-10-21 | Pall Corporation | Dynamic filter system |
| EP0623380A1 (de) * | 1992-03-30 | 1994-11-09 | Nicolaos Iniotakis | Membran zur Trennung von Polydispersionen und/oder Emulsionen sowie Verfahren zur Herstellung der Membran |
| US6117322A (en) | 1993-06-23 | 2000-09-12 | Pall Corporation | Dynamic filter system |
| US6066591A (en) * | 1995-05-03 | 2000-05-23 | Pall Corporation | Reactive medium for purifying fluids |
| US5829139A (en) * | 1995-05-03 | 1998-11-03 | Pall Corporation | Method for forming a reactive medium |
| US5929205A (en) * | 1997-04-08 | 1999-07-27 | Toyo Engineering Corporation | Method of continuously dissolving rubber |
| EP0870787A1 (en) * | 1997-04-08 | 1998-10-14 | Toyo Engineering Corporation | Method of continuously dissolving rubber |
| US7465692B1 (en) | 2000-03-16 | 2008-12-16 | Pall Corporation | Reactive media, methods of use and assemblies for purifying |
| WO2004002605A1 (en) * | 2002-06-26 | 2004-01-08 | Den Kongelige Veterinær-Og Landbohøjskole | Dual porosity filter |
| US7588686B2 (en) | 2002-06-26 | 2009-09-15 | University Of Copenhagen | Dual porosity filter |
| US20120118813A1 (en) * | 2008-11-07 | 2012-05-17 | Technologies Avancees Et Membranes Industrielles | Filtration membrane having improved resistance to abrasions |
| US9669362B2 (en) * | 2008-11-07 | 2017-06-06 | Technologies Avancees Et Membranes Industrielles | Filtration membrane having improved resistance to abrasions |
Also Published As
| Publication number | Publication date |
|---|---|
| NO165947B (no) | 1991-01-28 |
| SE457607B (sv) | 1989-01-16 |
| NO880817L (no) | 1988-08-29 |
| NO165947C (no) | 1991-05-08 |
| NO880817D0 (no) | 1988-02-24 |
| SE8700811L (sv) | 1988-08-27 |
| SE8700811D0 (sv) | 1987-02-26 |
| GB8804412D0 (en) | 1988-03-23 |
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