CA2766352C - Improved hybrid tfc ro membranes with nitrogen additives - Google Patents
Improved hybrid tfc ro membranes with nitrogen additives Download PDFInfo
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- CA2766352C CA2766352C CA2766352A CA2766352A CA2766352C CA 2766352 C CA2766352 C CA 2766352C CA 2766352 A CA2766352 A CA 2766352A CA 2766352 A CA2766352 A CA 2766352A CA 2766352 C CA2766352 C CA 2766352C
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- membrane
- additives
- flux
- additive
- layer
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- 239000012528 membrane Substances 0.000 title claims abstract description 683
- 239000000654 additive Substances 0.000 title claims abstract description 513
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 title abstract description 108
- 229910052757 nitrogen Inorganic materials 0.000 title abstract description 54
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- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 claims abstract description 72
- 229910052801 chlorine Inorganic materials 0.000 claims abstract description 72
- QDHHCQZDFGDHMP-UHFFFAOYSA-N Chloramine Chemical class ClN QDHHCQZDFGDHMP-UHFFFAOYSA-N 0.000 claims abstract description 31
- 230000000996 additive effect Effects 0.000 claims description 208
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- 238000000034 method Methods 0.000 claims description 86
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- 229910052736 halogen Inorganic materials 0.000 claims description 46
- 150000002367 halogens Chemical class 0.000 claims description 45
- QJGQUHMNIGDVPM-UHFFFAOYSA-N nitrogen group Chemical group [N] QJGQUHMNIGDVPM-UHFFFAOYSA-N 0.000 claims description 42
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- RVMQNIPAIQIBSC-UHFFFAOYSA-N lead;2,2,2-trifluoroacetic acid Chemical compound [Pb].OC(=O)C(F)(F)F RVMQNIPAIQIBSC-UHFFFAOYSA-N 0.000 description 1
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- CWQXQMHSOZUFJS-UHFFFAOYSA-N molybdenum disulfide Chemical compound S=[Mo]=S CWQXQMHSOZUFJS-UHFFFAOYSA-N 0.000 description 1
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- XIIOFHFUYBLOLW-UHFFFAOYSA-N selpercatinib Chemical compound OC(COC=1C=C(C=2N(C=1)N=CC=2C#N)C=1C=NC(=CC=1)N1CC2N(C(C1)C2)CC=1C=NC(=CC=1)OC)(C)C XIIOFHFUYBLOLW-UHFFFAOYSA-N 0.000 description 1
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- LXEJRKJRKIFVNY-UHFFFAOYSA-N terephthaloyl chloride Chemical compound ClC(=O)C1=CC=C(C(Cl)=O)C=C1 LXEJRKJRKIFVNY-UHFFFAOYSA-N 0.000 description 1
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Classifications
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- 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
- B01D67/0081—After-treatment of organic or inorganic membranes
- B01D67/0088—Physical treatment with compounds, e.g. swelling, coating or impregnation
-
- 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
- B01D65/08—Prevention of membrane fouling or of concentration polarisation
-
- 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
- B01D67/0081—After-treatment of organic or inorganic membranes
- B01D67/0093—Chemical modification
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- 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
- B01D69/02—Semi-permeable membranes for separation processes or apparatus characterised by their form, structure or properties; Manufacturing processes specially adapted therefor characterised by their properties
-
- 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
- B01D69/12—Composite membranes; Ultra-thin membranes
- B01D69/125—In situ manufacturing by polymerisation, polycondensation, cross-linking or chemical reaction
- B01D69/1251—In situ manufacturing by polymerisation, polycondensation, cross-linking or chemical reaction by interfacial polymerisation
-
- 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
- B01D2321/00—Details relating to membrane cleaning, regeneration, sterilization or to the prevention of fouling
- B01D2321/16—Use of chemical agents
- B01D2321/162—Use of acids
-
- 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
- B01D2321/16—Use of chemical agents
- B01D2321/167—Use of scale inhibitors
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2323/00—Details relating to membrane preparation
- B01D2323/30—Cross-linking
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2323/00—Details relating to membrane preparation
- B01D2323/38—Graft polymerization
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2325/00—Details relating to properties of membranes
- B01D2325/48—Antimicrobial properties
-
- 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)
- Inorganic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Separation Using Semi-Permeable Membranes (AREA)
- Treatment Of Water By Oxidation Or Reduction (AREA)
Applications Claiming Priority (11)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US22121409P | 2009-06-29 | 2009-06-29 | |
| US61/221,214 | 2009-06-29 | ||
| PCT/US2009/060924 WO2010123518A1 (en) | 2009-04-15 | 2009-10-15 | Improved tfc memberanes with nanoparticles and other additives |
| USPCT/US2009/060924 | 2009-10-15 | ||
| PCT/US2009/060927 WO2010120325A1 (en) | 2009-04-15 | 2009-10-15 | Improved tfc membranes with alkaline earth metal and other additives |
| USPCT/US2009/060927 | 2009-10-15 | ||
| USPCT/US2009/060929 | 2009-10-16 | ||
| PCT/US2009/060929 WO2010120326A1 (en) | 2009-02-05 | 2009-10-16 | Improved tfc membranes with hydrolized additives |
| PCT/US2009/061109 WO2010120327A1 (en) | 2009-04-15 | 2009-10-16 | Improved tfc membranes with hydrolyzed and other additives |
| USPCT/US2009/061109 | 2009-10-16 | ||
| PCT/US2010/040417 WO2011008549A2 (en) | 2009-06-29 | 2010-06-29 | Improved hybrid tfc ro membranes with nitrogen additives |
Publications (2)
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| CA2766352A1 CA2766352A1 (en) | 2011-01-20 |
| CA2766352C true CA2766352C (en) | 2018-09-18 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA2766352A Active CA2766352C (en) | 2009-06-29 | 2010-06-29 | Improved hybrid tfc ro membranes with nitrogen additives |
Country Status (7)
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|---|---|
| US (1) | US8567612B2 (enExample) |
| EP (1) | EP2448657B1 (enExample) |
| JP (1) | JP5745512B2 (enExample) |
| AU (1) | AU2010273709B2 (enExample) |
| CA (1) | CA2766352C (enExample) |
| ES (1) | ES2715823T3 (enExample) |
| WO (1) | WO2011008549A2 (enExample) |
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| US8513305B2 (en) | 2007-05-14 | 2013-08-20 | Research Foundation Of State University Of New York | Induction of a physiological dispersion response in bacterial cells in a biofilm |
| US8177978B2 (en) | 2008-04-15 | 2012-05-15 | Nanoh20, Inc. | Reverse osmosis membranes |
| EP2448657B1 (en) * | 2009-06-29 | 2018-12-26 | NanoH2O Inc. | Improved hybrid tfc ro membranes with nitrogen additives |
| EP2352171A1 (de) * | 2010-01-29 | 2011-08-03 | Saint-Gobain Glass France | Solarzellenanordnung und Dünnschichtsolarmodul, sowie Herstellungsverfahren hierfür |
| US9095821B1 (en) * | 2010-10-26 | 2015-08-04 | Nagare Membranes, Llc | Non-reactive process for fixing nanotubes in a membrane in through-passage orientation |
| JP5968328B2 (ja) * | 2010-11-10 | 2016-08-10 | ナノエイチツーオー・インコーポレーテッド | 非金属添加剤を含む改良された混成ｔｆｃｒｏ膜 |
| WO2012102942A1 (en) | 2011-01-24 | 2012-08-02 | Dow Global Technologies Llc | Composite polyamide membrane |
| WO2012102678A1 (en) * | 2011-01-24 | 2012-08-02 | Nano-Mem Pte. Ltd. | A forward osmosis membrane |
| ES2523453T3 (es) | 2011-01-24 | 2014-11-26 | Dow Global Technologies Llc | Método para preparar una membrana de material compuesto de poliamida |
| JP5934253B2 (ja) | 2011-01-24 | 2016-06-15 | ダウ グローバル テクノロジーズ エルエルシー | 複合ポリアミド膜 |
| US9216391B2 (en) * | 2011-03-25 | 2015-12-22 | Porifera, Inc. | Membranes having aligned 1-D nanoparticles in a matrix layer for improved fluid separation |
| CN107315086B (zh) | 2011-06-29 | 2019-09-10 | 中央研究院 | 使用表面涂层对生物物质的捕获、纯化和释放 |
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| US9227360B2 (en) | 2011-10-17 | 2016-01-05 | Porifera, Inc. | Preparation of aligned nanotube membranes for water and gas separation applications |
| CN103492051B (zh) * | 2011-12-08 | 2015-07-22 | Lg化学株式会社 | 包括银纳米线层的反渗透膜及其制备方法 |
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-
2010
- 2010-06-29 EP EP10800304.7A patent/EP2448657B1/en active Active
- 2010-06-29 US US12/826,294 patent/US8567612B2/en active Active
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- 2010-06-29 JP JP2012518577A patent/JP5745512B2/ja active Active
- 2010-06-29 AU AU2010273709A patent/AU2010273709B2/en active Active
- 2010-06-29 WO PCT/US2010/040417 patent/WO2011008549A2/en not_active Ceased
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Also Published As
| Publication number | Publication date |
|---|---|
| WO2011008549A2 (en) | 2011-01-20 |
| EP2448657B1 (en) | 2018-12-26 |
| EP2448657A2 (en) | 2012-05-09 |
| AU2010273709A1 (en) | 2012-02-02 |
| WO2011008549A3 (en) | 2011-03-31 |
| AU2010273709B2 (en) | 2015-08-20 |
| JP2012532015A (ja) | 2012-12-13 |
| CA2766352A1 (en) | 2011-01-20 |
| US8567612B2 (en) | 2013-10-29 |
| EP2448657A4 (en) | 2012-12-19 |
| ES2715823T3 (es) | 2019-06-06 |
| US20110005997A1 (en) | 2011-01-13 |
| JP5745512B2 (ja) | 2015-07-08 |
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