CN114642968B - 具有可溶性中间层的高通量复合纳滤膜、其制法及应用 - Google Patents
具有可溶性中间层的高通量复合纳滤膜、其制法及应用 Download PDFInfo
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- CN114642968B CN114642968B CN202011513372.6A CN202011513372A CN114642968B CN 114642968 B CN114642968 B CN 114642968B CN 202011513372 A CN202011513372 A CN 202011513372A CN 114642968 B CN114642968 B CN 114642968B
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- membrane
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- composite nanofiltration
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- 239000012528 membrane Substances 0.000 title claims abstract description 225
- 239000002131 composite material Substances 0.000 title claims abstract description 94
- 238000001728 nano-filtration Methods 0.000 title claims abstract description 90
- 238000002360 preparation method Methods 0.000 title claims abstract description 17
- 239000000178 monomer Substances 0.000 claims abstract description 62
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 50
- 230000004907 flux Effects 0.000 claims abstract description 48
- 229920000768 polyamine Polymers 0.000 claims abstract description 38
- 150000001263 acyl chlorides Chemical class 0.000 claims abstract description 27
- 238000006243 chemical reaction Methods 0.000 claims abstract description 27
- 238000012695 Interfacial polymerization Methods 0.000 claims abstract description 20
- 230000014759 maintenance of location Effects 0.000 claims abstract description 20
- 239000012266 salt solution Substances 0.000 claims abstract description 13
- 239000000243 solution Substances 0.000 claims description 85
- 239000007864 aqueous solution Substances 0.000 claims description 55
- 238000000108 ultra-filtration Methods 0.000 claims description 52
- VLKZOEOYAKHREP-UHFFFAOYSA-N n-Hexane Chemical compound CCCCCC VLKZOEOYAKHREP-UHFFFAOYSA-N 0.000 claims description 47
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 claims description 40
- 238000012360 testing method Methods 0.000 claims description 38
- UWCPYKQBIPYOLX-UHFFFAOYSA-N benzene-1,3,5-tricarbonyl chloride Chemical compound ClC(=O)C1=CC(C(Cl)=O)=CC(C(Cl)=O)=C1 UWCPYKQBIPYOLX-UHFFFAOYSA-N 0.000 claims description 34
- 150000003839 salts Chemical class 0.000 claims description 31
- 239000011780 sodium chloride Substances 0.000 claims description 21
- 239000004695 Polyether sulfone Substances 0.000 claims description 20
- 229920006393 polyether sulfone Polymers 0.000 claims description 20
- WCUXLLCKKVVCTQ-UHFFFAOYSA-M Potassium chloride Chemical compound [Cl-].[K+] WCUXLLCKKVVCTQ-UHFFFAOYSA-M 0.000 claims description 16
- FGDZQCVHDSGLHJ-UHFFFAOYSA-M rubidium chloride Chemical compound [Cl-].[Rb+] FGDZQCVHDSGLHJ-UHFFFAOYSA-M 0.000 claims description 14
- 239000012074 organic phase Substances 0.000 claims description 13
- 239000001103 potassium chloride Substances 0.000 claims description 10
- 229920002239 polyacrylonitrile Polymers 0.000 claims description 9
- 239000003960 organic solvent Substances 0.000 claims description 7
- UHOVQNZJYSORNB-UHFFFAOYSA-N Benzene Chemical compound C1=CC=CC=C1 UHOVQNZJYSORNB-UHFFFAOYSA-N 0.000 claims description 6
- VMHLLURERBWHNL-UHFFFAOYSA-M Sodium acetate Chemical compound [Na+].CC([O-])=O VMHLLURERBWHNL-UHFFFAOYSA-M 0.000 claims description 6
- 229920002492 poly(sulfone) Polymers 0.000 claims description 6
- 239000011148 porous material Substances 0.000 claims description 6
- 235000011164 potassium chloride Nutrition 0.000 claims description 6
- 229940102127 rubidium chloride Drugs 0.000 claims description 6
- 239000001632 sodium acetate Substances 0.000 claims description 6
- 235000017281 sodium acetate Nutrition 0.000 claims description 6
- 239000001509 sodium citrate Substances 0.000 claims description 6
- AIYUHDOJVYHVIT-UHFFFAOYSA-M caesium chloride Chemical compound [Cl-].[Cs+] AIYUHDOJVYHVIT-UHFFFAOYSA-M 0.000 claims description 5
- NLJMYIDDQXHKNR-UHFFFAOYSA-K sodium citrate Chemical compound O.O.[Na+].[Na+].[Na+].[O-]C(=O)CC(O)(CC([O-])=O)C([O-])=O NLJMYIDDQXHKNR-UHFFFAOYSA-K 0.000 claims description 5
- 238000000137 annealing Methods 0.000 claims description 4
- FDQSRULYDNDXQB-UHFFFAOYSA-N benzene-1,3-dicarbonyl chloride Chemical compound ClC(=O)C1=CC=CC(C(Cl)=O)=C1 FDQSRULYDNDXQB-UHFFFAOYSA-N 0.000 claims description 4
- 239000000412 dendrimer Substances 0.000 claims description 4
- 229920000736 dendritic polymer Polymers 0.000 claims description 4
- 150000001412 amines Chemical class 0.000 claims description 3
- FYXKZNLBZKRYSS-UHFFFAOYSA-N benzene-1,2-dicarbonyl chloride Chemical compound ClC(=O)C1=CC=CC=C1C(Cl)=O FYXKZNLBZKRYSS-UHFFFAOYSA-N 0.000 claims description 3
- XDTMQSROBMDMFD-UHFFFAOYSA-N Cyclohexane Chemical compound C1CCCCC1 XDTMQSROBMDMFD-UHFFFAOYSA-N 0.000 claims description 2
- 238000000926 separation method Methods 0.000 abstract description 27
- 239000004952 Polyamide Substances 0.000 abstract description 24
- 229920002647 polyamide Polymers 0.000 abstract description 24
- 238000000034 method Methods 0.000 abstract description 16
- 238000010612 desalination reaction Methods 0.000 abstract description 13
- 125000003178 carboxy group Chemical group [H]OC(*)=O 0.000 abstract description 9
- -1 salt ions Chemical class 0.000 abstract description 9
- 238000002425 crystallisation Methods 0.000 abstract description 8
- 230000008025 crystallization Effects 0.000 abstract description 8
- 230000009881 electrostatic interaction Effects 0.000 abstract description 7
- 238000004065 wastewater treatment Methods 0.000 abstract description 7
- 238000005265 energy consumption Methods 0.000 abstract description 6
- 150000002500 ions Chemical class 0.000 abstract description 3
- 239000002351 wastewater Substances 0.000 abstract description 3
- 239000008233 hard water Substances 0.000 abstract description 2
- 239000010410 layer Substances 0.000 description 79
- GLUUGHFHXGJENI-UHFFFAOYSA-N Piperazine Chemical compound C1CNCCN1 GLUUGHFHXGJENI-UHFFFAOYSA-N 0.000 description 36
- 239000008367 deionised water Substances 0.000 description 18
- 229910021641 deionized water Inorganic materials 0.000 description 18
- 239000011734 sodium Substances 0.000 description 15
- 238000002791 soaking Methods 0.000 description 9
- VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 description 8
- 230000008569 process Effects 0.000 description 7
- 239000000463 material Substances 0.000 description 6
- 239000012071 phase Substances 0.000 description 6
- 239000013078 crystal Substances 0.000 description 5
- 239000011259 mixed solution Substances 0.000 description 5
- 238000005406 washing Methods 0.000 description 5
- 230000000052 comparative effect Effects 0.000 description 4
- 238000001878 scanning electron micrograph Methods 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 230000003313 weakening effect Effects 0.000 description 3
- TVSVZHHRKUASEW-UHFFFAOYSA-M C(C)(=O)[O-].[Na+].N1CCNCC1 Chemical compound C(C)(=O)[O-].[Na+].N1CCNCC1 TVSVZHHRKUASEW-UHFFFAOYSA-M 0.000 description 2
- 229920002873 Polyethylenimine Polymers 0.000 description 2
- FRBMUPDQCCBZHZ-UHFFFAOYSA-M [Cl-].[Na+].N1CCNCC1 Chemical compound [Cl-].[Na+].N1CCNCC1 FRBMUPDQCCBZHZ-UHFFFAOYSA-M 0.000 description 2
- 230000009471 action Effects 0.000 description 2
- FPLGISIRAINSLQ-UHFFFAOYSA-N benzene-1,3,5-tricarbonyl chloride;hexane Chemical compound CCCCCC.ClC(=O)C1=CC(C(Cl)=O)=CC(C(Cl)=O)=C1 FPLGISIRAINSLQ-UHFFFAOYSA-N 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- MVPPADPHJFYWMZ-UHFFFAOYSA-N chlorobenzene Chemical compound ClC1=CC=CC=C1 MVPPADPHJFYWMZ-UHFFFAOYSA-N 0.000 description 2
- 230000006698 induction Effects 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 230000007246 mechanism Effects 0.000 description 2
- 229910021645 metal ion Inorganic materials 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 239000012466 permeate Substances 0.000 description 2
- 230000005501 phase interface Effects 0.000 description 2
- 238000004064 recycling Methods 0.000 description 2
- NGNBDVOYPDDBFK-UHFFFAOYSA-N 2-[2,4-di(pentan-2-yl)phenoxy]acetyl chloride Chemical compound CCCC(C)C1=CC=C(OCC(Cl)=O)C(C(C)CCC)=C1 NGNBDVOYPDDBFK-UHFFFAOYSA-N 0.000 description 1
- 238000007792 addition Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004364 calculation method Methods 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000004821 distillation Methods 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 238000000909 electrodialysis Methods 0.000 description 1
- 238000001493 electron microscopy Methods 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000005189 flocculation Methods 0.000 description 1
- 230000016615 flocculation Effects 0.000 description 1
- 239000011229 interlayer Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000002120 nanofilm Substances 0.000 description 1
- 230000006911 nucleation Effects 0.000 description 1
- 238000010899 nucleation Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 150000007519 polyprotic acids Polymers 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 238000001223 reverse osmosis Methods 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 238000000935 solvent evaporation Methods 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
- 238000003911 water pollution Methods 0.000 description 1
Classifications
-
- 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
- B01D61/027—Nanofiltration
-
- 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
- B01D61/14—Ultrafiltration; Microfiltration
- B01D61/145—Ultrafiltration
-
- 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
-
- 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
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/44—Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis
- C02F1/442—Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis by nanofiltration
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/44—Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis
- C02F1/444—Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis by ultrafiltration or microfiltration
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F5/00—Softening water; Preventing scale; Adding scale preventatives or scale removers to water, e.g. adding sequestering agents
-
- 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)
- Engineering & Computer Science (AREA)
- Water Supply & Treatment (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Nanotechnology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Environmental & Geological Engineering (AREA)
- Organic Chemistry (AREA)
- Separation Using Semi-Permeable Membranes (AREA)
Abstract
Description
Claims (5)
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CN202011513372.6A CN114642968B (zh) | 2020-12-18 | 2020-12-18 | 具有可溶性中间层的高通量复合纳滤膜、其制法及应用 |
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CN202011513372.6A CN114642968B (zh) | 2020-12-18 | 2020-12-18 | 具有可溶性中间层的高通量复合纳滤膜、其制法及应用 |
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CN114642968A CN114642968A (zh) | 2022-06-21 |
CN114642968B true CN114642968B (zh) | 2023-07-25 |
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CN117654287B (zh) * | 2024-02-01 | 2024-05-14 | 蓝星(杭州)膜工业有限公司 | 复合膜及其制备方法和应用 |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109569314A (zh) * | 2018-12-05 | 2019-04-05 | 东华大学 | 一种纳米纤维基纳滤复合膜及其制备方法 |
CN110237716A (zh) * | 2019-07-03 | 2019-09-17 | 合肥学院 | 一种具有优异渗透分离性能的原位界面聚合复合纳滤膜、制备方法及应用 |
CN111229053A (zh) * | 2020-02-17 | 2020-06-05 | 中国科学院苏州纳米技术与纳米仿生研究所 | 一种高通量纳滤膜、其制备方法及应用 |
CN111921391A (zh) * | 2020-08-06 | 2020-11-13 | 东华理工大学 | 一种基于热诱导无机盐晶体生长制备纳滤膜的方法 |
CN112076630A (zh) * | 2020-09-25 | 2020-12-15 | 湖南澳维环保科技有限公司 | 一种聚酰胺复合纳滤膜及其制备方法 |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB201012083D0 (en) * | 2010-07-19 | 2010-09-01 | Imp Innovations Ltd | Thin film composite membranes for separation |
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2020
- 2020-12-18 CN CN202011513372.6A patent/CN114642968B/zh active Active
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109569314A (zh) * | 2018-12-05 | 2019-04-05 | 东华大学 | 一种纳米纤维基纳滤复合膜及其制备方法 |
CN110237716A (zh) * | 2019-07-03 | 2019-09-17 | 合肥学院 | 一种具有优异渗透分离性能的原位界面聚合复合纳滤膜、制备方法及应用 |
CN111229053A (zh) * | 2020-02-17 | 2020-06-05 | 中国科学院苏州纳米技术与纳米仿生研究所 | 一种高通量纳滤膜、其制备方法及应用 |
CN111921391A (zh) * | 2020-08-06 | 2020-11-13 | 东华理工大学 | 一种基于热诱导无机盐晶体生长制备纳滤膜的方法 |
CN112076630A (zh) * | 2020-09-25 | 2020-12-15 | 湖南澳维环保科技有限公司 | 一种聚酰胺复合纳滤膜及其制备方法 |
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Effective date of registration: 20240201 Address after: Room 401, Building 40, Northeast Area, Suzhou Nano City, No. 99, Jinji Lake Avenue, Suzhou Industrial Park, Jiangsu Province, 215000 Patentee after: Suzhou Biomimetic Materials Science and Engineering Center Country or region after: China Address before: 215123, Suzhou, Jiangsu province Suzhou Industrial Park alone villa lake high Parish, if the waterway 398 Patentee before: SUZHOU INSTITUTE OF NANO-TECH AND NANO-BIONICS (SINANO), CHINESE ACADEMY OF SCIENCES Country or region before: China |