CN106823806B - 一种规则四层结构的纳滤膜、制备方法及在高浓度盐分离过程中的应用 - Google Patents
一种规则四层结构的纳滤膜、制备方法及在高浓度盐分离过程中的应用 Download PDFInfo
- Publication number
- CN106823806B CN106823806B CN201710176642.0A CN201710176642A CN106823806B CN 106823806 B CN106823806 B CN 106823806B CN 201710176642 A CN201710176642 A CN 201710176642A CN 106823806 B CN106823806 B CN 106823806B
- Authority
- CN
- China
- Prior art keywords
- layer
- membrane
- nanofiltration membrane
- finger
- regular
- 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.)
- Active
Links
- 239000012528 membrane Substances 0.000 title claims abstract description 71
- 238000001728 nano-filtration Methods 0.000 title claims abstract description 47
- 238000000926 separation method Methods 0.000 title claims abstract description 28
- 150000003839 salts Chemical class 0.000 title claims abstract description 17
- 238000002360 preparation method Methods 0.000 title claims abstract description 8
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 claims abstract description 15
- 238000005266 casting Methods 0.000 claims abstract description 14
- 230000001112 coagulating effect Effects 0.000 claims abstract description 9
- 239000011780 sodium chloride Substances 0.000 claims abstract description 8
- 238000012695 Interfacial polymerization Methods 0.000 claims abstract description 7
- 239000004745 nonwoven fabric Substances 0.000 claims abstract description 7
- 239000011148 porous material Substances 0.000 claims abstract description 6
- 229910052938 sodium sulfate Inorganic materials 0.000 claims abstract description 6
- 229920001223 polyethylene glycol Polymers 0.000 claims description 18
- 238000001914 filtration Methods 0.000 claims description 14
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 14
- 238000000034 method Methods 0.000 claims description 12
- 239000000178 monomer Substances 0.000 claims description 12
- 239000004695 Polyether sulfone Substances 0.000 claims description 10
- 239000003960 organic solvent Substances 0.000 claims description 10
- 229920006393 polyether sulfone Polymers 0.000 claims description 10
- 239000002202 Polyethylene glycol Substances 0.000 claims description 9
- 239000007832 Na2SO4 Substances 0.000 claims description 5
- 230000008569 process Effects 0.000 claims description 5
- 150000001263 acyl chlorides Chemical class 0.000 claims description 4
- 150000001412 amines Chemical class 0.000 claims description 4
- FXHOOIRPVKKKFG-UHFFFAOYSA-N N,N-Dimethylacetamide Chemical group CN(C)C(C)=O FXHOOIRPVKKKFG-UHFFFAOYSA-N 0.000 claims description 3
- 238000005191 phase separation Methods 0.000 claims description 3
- 239000011248 coating agent Substances 0.000 claims description 2
- 238000000576 coating method Methods 0.000 claims description 2
- 239000007788 liquid Substances 0.000 claims 2
- 229940068918 polyethylene glycol 400 Drugs 0.000 claims 1
- 229920000642 polymer Polymers 0.000 claims 1
- 230000004907 flux Effects 0.000 abstract description 6
- 239000000654 additive Substances 0.000 abstract description 4
- 230000000996 additive effect Effects 0.000 abstract description 3
- 238000006243 chemical reaction Methods 0.000 abstract description 3
- 230000008859 change Effects 0.000 abstract description 2
- 239000002585 base Substances 0.000 abstract 2
- PMZURENOXWZQFD-UHFFFAOYSA-L Sodium Sulfate Chemical compound [Na+].[Na+].[O-]S([O-])(=O)=O PMZURENOXWZQFD-UHFFFAOYSA-L 0.000 abstract 1
- 239000003513 alkali Substances 0.000 abstract 1
- 230000000149 penetrating effect Effects 0.000 abstract 1
- 235000011152 sodium sulphate Nutrition 0.000 abstract 1
- 210000004379 membrane Anatomy 0.000 description 25
- 239000000243 solution Substances 0.000 description 24
- 239000012267 brine Substances 0.000 description 7
- 230000000694 effects Effects 0.000 description 7
- HPALAKNZSZLMCH-UHFFFAOYSA-M sodium;chloride;hydrate Chemical compound O.[Na+].[Cl-] HPALAKNZSZLMCH-UHFFFAOYSA-M 0.000 description 7
- GLUUGHFHXGJENI-UHFFFAOYSA-N Piperazine Chemical compound C1CNCCN1 GLUUGHFHXGJENI-UHFFFAOYSA-N 0.000 description 6
- 239000012071 phase Substances 0.000 description 6
- 230000014759 maintenance of location Effects 0.000 description 5
- 238000012360 testing method Methods 0.000 description 5
- 150000002500 ions Chemical class 0.000 description 4
- VLKZOEOYAKHREP-UHFFFAOYSA-N n-Hexane Chemical group CCCCCC VLKZOEOYAKHREP-UHFFFAOYSA-N 0.000 description 4
- 238000001000 micrograph Methods 0.000 description 3
- MHABMANUFPZXEB-UHFFFAOYSA-N O-demethyl-aloesaponarin I Natural products O=C1C2=CC=CC(O)=C2C(=O)C2=C1C=C(O)C(C(O)=O)=C2C MHABMANUFPZXEB-UHFFFAOYSA-N 0.000 description 2
- 239000008346 aqueous phase Substances 0.000 description 2
- 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 description 2
- 238000005345 coagulation Methods 0.000 description 2
- 230000015271 coagulation Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 238000000746 purification Methods 0.000 description 2
- 239000000376 reactant Substances 0.000 description 2
- 238000001223 reverse osmosis Methods 0.000 description 2
- 239000012266 salt solution Substances 0.000 description 2
- 238000002791 soaking Methods 0.000 description 2
- 238000000108 ultra-filtration Methods 0.000 description 2
- SECXISVLQFMRJM-UHFFFAOYSA-N N-Methylpyrrolidone Chemical compound CN1CCCC1=O SECXISVLQFMRJM-UHFFFAOYSA-N 0.000 description 1
- 229920012266 Poly(ether sulfone) PES Polymers 0.000 description 1
- 210000002469 basement membrane Anatomy 0.000 description 1
- 238000012512 characterization method Methods 0.000 description 1
- 239000000149 chemical water pollutant Substances 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 239000008367 deionised water Substances 0.000 description 1
- 229910021641 deionized water Inorganic materials 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000004090 dissolution Methods 0.000 description 1
- 239000003651 drinking water Substances 0.000 description 1
- 235000020188 drinking water Nutrition 0.000 description 1
- 229920006351 engineering plastic Polymers 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000011010 flushing procedure Methods 0.000 description 1
- 239000013505 freshwater Substances 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 239000012074 organic phase Substances 0.000 description 1
- 230000003204 osmotic effect Effects 0.000 description 1
- 238000000614 phase inversion technique Methods 0.000 description 1
- 239000002861 polymer material Substances 0.000 description 1
- QLNJFJADRCOGBJ-UHFFFAOYSA-N propionamide Chemical compound CCC(N)=O QLNJFJADRCOGBJ-UHFFFAOYSA-N 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 238000007790 scraping Methods 0.000 description 1
- 238000001612 separation test Methods 0.000 description 1
- 239000010865 sewage Substances 0.000 description 1
- 150000003384 small molecules Chemical class 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 229920001169 thermoplastic Polymers 0.000 description 1
- 238000003911 water pollution Methods 0.000 description 1
Images
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
- B01D67/00—Processes specially adapted for manufacturing semi-permeable membranes for separation processes or apparatus
- B01D67/0002—Organic membrane manufacture
-
- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2325/00—Details relating to properties of membranes
- B01D2325/02—Details relating to pores or porosity of the membranes
- B01D2325/025—Finger pores
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2325/00—Details relating to properties of membranes
- B01D2325/02—Details relating to pores or porosity of the membranes
- B01D2325/026—Sponge structure
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Nanotechnology (AREA)
- Water Supply & Treatment (AREA)
- Manufacturing & Machinery (AREA)
- Separation Using Semi-Permeable Membranes (AREA)
Abstract
Description
Claims (1)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201710176642.0A CN106823806B (zh) | 2017-03-23 | 2017-03-23 | 一种规则四层结构的纳滤膜、制备方法及在高浓度盐分离过程中的应用 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201710176642.0A CN106823806B (zh) | 2017-03-23 | 2017-03-23 | 一种规则四层结构的纳滤膜、制备方法及在高浓度盐分离过程中的应用 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN106823806A CN106823806A (zh) | 2017-06-13 |
CN106823806B true CN106823806B (zh) | 2020-04-28 |
Family
ID=59129457
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201710176642.0A Active CN106823806B (zh) | 2017-03-23 | 2017-03-23 | 一种规则四层结构的纳滤膜、制备方法及在高浓度盐分离过程中的应用 |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN106823806B (zh) |
Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1669624A (zh) * | 2004-12-22 | 2005-09-21 | 东华大学 | 聚偏氟乙烯/聚氯乙烯共混中空纤维膜及其制备方法 |
CN1680007A (zh) * | 2005-02-01 | 2005-10-12 | 东华大学 | 一种多孔结构纤维膜及其制备方法 |
CN1711127A (zh) * | 2002-12-20 | 2005-12-21 | 甘布罗伦迪亚股份公司 | 选择性渗透膜及其制造方法 |
CN1850639A (zh) * | 2006-05-19 | 2006-10-25 | 东华大学 | 新型聚偏氟乙烯三组份共混中空纤维膜及其制备方法 |
CN101406812A (zh) * | 2008-11-04 | 2009-04-15 | 东华大学 | 一种热塑性聚氨酯弹性体/聚偏氟乙烯共混中空纤维膜的制备方法 |
CN102886213A (zh) * | 2011-07-22 | 2013-01-23 | 三星电子株式会社 | 分离膜、其制造方法及包括其的水处理装置 |
CN103796741A (zh) * | 2011-09-14 | 2014-05-14 | 新加坡国立大学 | 薄膜纳滤膜 |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2944727B2 (ja) * | 1990-08-29 | 1999-09-06 | 日東電工株式会社 | 半透膜の製造方法 |
JP2004533299A (ja) * | 2001-06-12 | 2004-11-04 | セッロメダ オサケ ユキチュア | 傷の治療のための多孔質スポンジ状セルロース材料 |
DE50304738D1 (de) * | 2002-01-24 | 2006-10-05 | Membrana Gmbh | Verfahren zur herstellung von polyolefinmembranen mit integral asymmetrischer struktur |
WO2011069050A1 (en) * | 2009-12-03 | 2011-06-09 | Yale University | High flux thin-film composite forward osmosis and pressure-retarded osmosis membranes |
-
2017
- 2017-03-23 CN CN201710176642.0A patent/CN106823806B/zh active Active
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1711127A (zh) * | 2002-12-20 | 2005-12-21 | 甘布罗伦迪亚股份公司 | 选择性渗透膜及其制造方法 |
CN1669624A (zh) * | 2004-12-22 | 2005-09-21 | 东华大学 | 聚偏氟乙烯/聚氯乙烯共混中空纤维膜及其制备方法 |
CN1680007A (zh) * | 2005-02-01 | 2005-10-12 | 东华大学 | 一种多孔结构纤维膜及其制备方法 |
CN1850639A (zh) * | 2006-05-19 | 2006-10-25 | 东华大学 | 新型聚偏氟乙烯三组份共混中空纤维膜及其制备方法 |
CN101406812A (zh) * | 2008-11-04 | 2009-04-15 | 东华大学 | 一种热塑性聚氨酯弹性体/聚偏氟乙烯共混中空纤维膜的制备方法 |
CN102886213A (zh) * | 2011-07-22 | 2013-01-23 | 三星电子株式会社 | 分离膜、其制造方法及包括其的水处理装置 |
CN103796741A (zh) * | 2011-09-14 | 2014-05-14 | 新加坡国立大学 | 薄膜纳滤膜 |
Also Published As
Publication number | Publication date |
---|---|
CN106823806A (zh) | 2017-06-13 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
Liu et al. | High-flux robust PSf-b-PEG nanofiltration membrane for the precise separation of dyes and salts | |
Mansourizadeh et al. | Preparation of blend polyethersulfone/cellulose acetate/polyethylene glycol asymmetric membranes for oil–water separation | |
Sun et al. | Novel thin-film composite nanofiltration hollow fiber membranes with double repulsion for effective removal of emerging organic matters from water | |
Simone et al. | Preparation of hollow fibre membranes from PVDF/PVP blends and their application in VMD | |
EP2722100A2 (en) | Reverse osmosis membrane having superior salt rejection and permeate flow, and method for manufacturing same | |
CN106215715B (zh) | 一种高通量复合正渗透膜的制备方法 | |
KR101733264B1 (ko) | 염제거율 및 투과유량 특성이 우수한 폴리아미드계 수처리 분리막 및 그 제조 방법 | |
Li et al. | Fabrication of high performance pervaporation desalination composite membranes by optimizing the support layer structures | |
Zeng et al. | Hydrophilic SPEEK/PES composite membrane for pervaporation desalination | |
Zhang et al. | Characterization and preparation of poly (vinylidene fluoride)(PVDF) microporous membranes with interconnected bicontinuous structures via non-solvent induced phase separation (NIPS) | |
CN105327627B (zh) | 一种聚砜‑嵌段磺化聚芳香醚共混/聚酰胺复合正渗透膜的制备方法 | |
CN105597552A (zh) | 高水通量高截盐率正渗透膜及一步法制备该正渗透膜的方法 | |
Han et al. | Preparation and performance of SPPES/PPES hollow fiber composite nanofiltration membrane with high temperature resistance | |
Arjmandi et al. | Physical modification of polymeric support layer for thin film composite forward osmosis membranes by metal–organic framework‐based porous matrix membrane strategy | |
Zou et al. | Engineering green and high-flux poly (vinylidene fluoride) membranes for membrane distillation via a facile co-casting process | |
CN107486041B (zh) | 一种超低压复合反渗透膜及其制备方法 | |
KR101659122B1 (ko) | 염제거율 및 투과유량 특성이 우수한 폴리아미드계 수처리 분리막 및 그 제조방법 | |
DK145564B (da) | Fremgangsmaade til fremstilling af en anisotrop polymermembran | |
CN106823806B (zh) | 一种规则四层结构的纳滤膜、制备方法及在高浓度盐分离过程中的应用 | |
US20080114087A1 (en) | Method for fabrication of elastomeric asymmetric membrances from hydrophobic polymers | |
CN109110878B (zh) | 一种提高复合正渗透膜水通量的方法 | |
CN115055061A (zh) | 一种具有高渗透选择性的聚酰胺复合纳滤膜的制备方法 | |
Sun et al. | Approaching ratio as a guideline for substrate design of forward osmosis membranes | |
Yu et al. | Separation performance enhancement of PEEKWC/PEI cross-linked ultrafiltration membranes by poly (ethylene glycol) and polyvinylpyrrolidone as polymeric additives | |
CN107362700A (zh) | 一种染料中间体的纳滤分离方法 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PB01 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
TA01 | Transfer of patent application right | ||
TA01 | Transfer of patent application right |
Effective date of registration: 20171110 Address after: 211808 Jiangsu province Nanjing city Pukou District garden thought 1 Applicant after: NANJING MEMBRANE MATERIALS INDUSTRY TECHNOLOGY RESEARCH INSTITUTE Co.,Ltd. Address before: 210009 Gulou District, Jiangsu, Nanjing new model road, No. 5 Applicant before: Nanjing Tech University |
|
GR01 | Patent grant | ||
GR01 | Patent grant | ||
TR01 | Transfer of patent right | ||
TR01 | Transfer of patent right |
Effective date of registration: 20221010 Address after: Room 405, Comprehensive Office Building, Jiangsu Membrane Technology Industrial Park, No. 1, Industrial Technology Research and Innovation Park, Jiangbei New District, Nanjing, Jiangsu Province, 211800 Patentee after: Nanjing Weihua Film Technology Co.,Ltd. Address before: No. 1, YuanthingWay, Pukou District, Nanjing, Jiangsu 211808 Patentee before: NANJING MEMBRANE MATERIALS INDUSTRY TECHNOLOGY RESEARCH INSTITUTE Co.,Ltd. |