CN110813110B - 一种石墨烯复合光催化超滤膜及其制备方法 - Google Patents
一种石墨烯复合光催化超滤膜及其制备方法 Download PDFInfo
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- CN110813110B CN110813110B CN201911114042.7A CN201911114042A CN110813110B CN 110813110 B CN110813110 B CN 110813110B CN 201911114042 A CN201911114042 A CN 201911114042A CN 110813110 B CN110813110 B CN 110813110B
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- 239000012528 membrane Substances 0.000 title claims abstract description 143
- 238000000108 ultra-filtration Methods 0.000 title claims abstract description 72
- 230000001699 photocatalysis Effects 0.000 title claims abstract description 34
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 title claims abstract description 33
- 229910021389 graphene Inorganic materials 0.000 title claims abstract description 33
- 239000002131 composite material Substances 0.000 title claims description 10
- 238000002360 preparation method Methods 0.000 title claims description 7
- 229920002492 poly(sulfone) Polymers 0.000 claims abstract description 63
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 claims abstract description 33
- 239000007788 liquid Substances 0.000 claims abstract description 30
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 28
- 239000002105 nanoparticle Substances 0.000 claims abstract description 17
- 238000000967 suction filtration Methods 0.000 claims abstract description 16
- 239000006185 dispersion Substances 0.000 claims abstract description 10
- 239000002245 particle Substances 0.000 claims abstract description 4
- 239000000243 solution Substances 0.000 claims description 27
- 238000005266 casting Methods 0.000 claims description 25
- 238000002156 mixing Methods 0.000 claims description 21
- 239000011148 porous material Substances 0.000 claims description 19
- OGIDPMRJRNCKJF-UHFFFAOYSA-N titanium oxide Inorganic materials [Ti]=O OGIDPMRJRNCKJF-UHFFFAOYSA-N 0.000 claims description 19
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 claims description 14
- KWGKDLIKAYFUFQ-UHFFFAOYSA-M lithium chloride Chemical compound [Li+].[Cl-] KWGKDLIKAYFUFQ-UHFFFAOYSA-M 0.000 claims description 14
- 239000011521 glass Substances 0.000 claims description 13
- IAZDPXIOMUYVGZ-UHFFFAOYSA-N Dimethylsulphoxide Chemical compound CS(C)=O IAZDPXIOMUYVGZ-UHFFFAOYSA-N 0.000 claims description 12
- 239000003795 chemical substances by application Substances 0.000 claims description 8
- 238000002791 soaking Methods 0.000 claims description 8
- 239000002904 solvent Substances 0.000 claims description 8
- 230000001112 coagulating effect Effects 0.000 claims description 7
- 239000008367 deionised water Substances 0.000 claims description 7
- 229910021641 deionized water Inorganic materials 0.000 claims description 7
- 239000011259 mixed solution Substances 0.000 claims description 7
- 238000007790 scraping Methods 0.000 claims description 7
- 229910000029 sodium carbonate Inorganic materials 0.000 claims description 7
- 238000003756 stirring Methods 0.000 claims description 7
- 238000009210 therapy by ultrasound Methods 0.000 claims description 6
- 238000001914 filtration Methods 0.000 claims description 5
- 230000007480 spreading Effects 0.000 claims description 5
- 238000003892 spreading Methods 0.000 claims description 5
- FXHOOIRPVKKKFG-UHFFFAOYSA-N N,N-Dimethylacetamide Chemical compound CN(C)C(C)=O FXHOOIRPVKKKFG-UHFFFAOYSA-N 0.000 claims description 2
- ZMXDDKWLCZADIW-UHFFFAOYSA-N N,N-Dimethylformamide Chemical compound CN(C)C=O ZMXDDKWLCZADIW-UHFFFAOYSA-N 0.000 claims description 2
- SECXISVLQFMRJM-UHFFFAOYSA-N N-Methylpyrrolidone Chemical compound CN1CCCC1=O SECXISVLQFMRJM-UHFFFAOYSA-N 0.000 claims description 2
- 239000004698 Polyethylene Substances 0.000 claims 1
- 239000002202 Polyethylene glycol Substances 0.000 claims 1
- 238000005576 amination reaction Methods 0.000 claims 1
- -1 polyethylene Polymers 0.000 claims 1
- 229920000573 polyethylene Polymers 0.000 claims 1
- 229920001223 polyethylene glycol Polymers 0.000 claims 1
- 229920000036 polyvinylpyrrolidone Polymers 0.000 claims 1
- 235000013855 polyvinylpyrrolidone Nutrition 0.000 claims 1
- 239000001267 polyvinylpyrrolidone Substances 0.000 claims 1
- 238000000034 method Methods 0.000 abstract description 16
- 238000007711 solidification Methods 0.000 abstract description 7
- 230000008023 solidification Effects 0.000 abstract description 7
- 239000004408 titanium dioxide Substances 0.000 abstract description 6
- SOQBVABWOPYFQZ-UHFFFAOYSA-N oxygen(2-);titanium(4+) Chemical class [O-2].[O-2].[Ti+4] SOQBVABWOPYFQZ-UHFFFAOYSA-N 0.000 abstract description 4
- 230000008569 process Effects 0.000 abstract description 4
- 239000000126 substance Substances 0.000 abstract description 4
- 125000003178 carboxy group Chemical group [H]OC(*)=O 0.000 abstract description 2
- 230000009977 dual effect Effects 0.000 abstract description 2
- 125000003277 amino group Chemical group 0.000 abstract 1
- 238000012512 characterization method Methods 0.000 description 7
- 230000015556 catabolic process Effects 0.000 description 6
- 238000006731 degradation reaction Methods 0.000 description 6
- 238000005516 engineering process Methods 0.000 description 5
- 239000011941 photocatalyst Substances 0.000 description 5
- 239000003054 catalyst Substances 0.000 description 4
- 239000010954 inorganic particle Substances 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- QJZYHAIUNVAGQP-UHFFFAOYSA-N 3-nitrobicyclo[2.2.1]hept-5-ene-2,3-dicarboxylic acid Chemical compound C1C2C=CC1C(C(=O)O)C2(C(O)=O)[N+]([O-])=O QJZYHAIUNVAGQP-UHFFFAOYSA-N 0.000 description 3
- 238000005345 coagulation Methods 0.000 description 3
- 230000015271 coagulation Effects 0.000 description 3
- 239000004021 humic acid Substances 0.000 description 3
- 239000002351 wastewater Substances 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 238000007146 photocatalysis Methods 0.000 description 2
- 238000003911 water pollution Methods 0.000 description 2
- 239000000654 additive Substances 0.000 description 1
- 230000000996 additive effect Effects 0.000 description 1
- 239000007864 aqueous solution Substances 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000003197 catalytic effect Effects 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000009295 crossflow filtration Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000003344 environmental pollutant Substances 0.000 description 1
- 125000002887 hydroxy group Chemical group [H]O* 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000011065 in-situ storage Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 230000000813 microbial effect Effects 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 238000013033 photocatalytic degradation reaction Methods 0.000 description 1
- 231100000719 pollutant Toxicity 0.000 description 1
- 239000002243 precursor Substances 0.000 description 1
- 125000002924 primary amino group Chemical group [H]N([H])* 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 238000012958 reprocessing Methods 0.000 description 1
- 238000005070 sampling Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
- 238000003786 synthesis reaction Methods 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
- B01D71/66—Polymers having sulfur in the main chain, with or without nitrogen, oxygen or carbon only
- B01D71/68—Polysulfones; Polyethersulfones
-
- 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
- B01D67/00—Processes specially adapted for manufacturing semi-permeable membranes for separation processes or apparatus
- B01D67/0079—Manufacture of membranes comprising organic and inorganic components
-
- 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
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J21/00—Catalysts comprising the elements, oxides, or hydroxides of magnesium, boron, aluminium, carbon, silicon, titanium, zirconium, or hafnium
- B01J21/06—Silicon, titanium, zirconium or hafnium; Oxides or hydroxides thereof
- B01J21/063—Titanium; Oxides or hydroxides thereof
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J35/00—Catalysts, in general, characterised by their form or physical properties
- B01J35/30—Catalysts, in general, characterised by their form or physical properties characterised by their physical properties
- B01J35/39—Photocatalytic properties
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J35/00—Catalysts, in general, characterised by their form or physical properties
- B01J35/50—Catalysts, in general, characterised by their form or physical properties characterised by their shape or configuration
-
- 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
- C02F1/30—Treatment of water, waste water, or sewage by irradiation
-
- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2325/00—Details relating to properties of membranes
- B01D2325/36—Hydrophilic membranes
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2101/00—Nature of the contaminant
- C02F2101/30—Organic compounds
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Organic Chemistry (AREA)
- Water Supply & Treatment (AREA)
- Materials Engineering (AREA)
- Environmental & Geological Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Health & Medical Sciences (AREA)
- Toxicology (AREA)
- Inorganic Chemistry (AREA)
- Manufacturing & Machinery (AREA)
- Catalysts (AREA)
- Separation Using Semi-Permeable Membranes (AREA)
Abstract
Description
孔径/nm | 膜表面纳米颗粒 | 膜断面纳米颗粒 | 1h后降解率 | 240h后降解率 | |
S-1 | 102 | +++++ | ++++ | 98.1% | 97.4% |
S-2 | 97 | +++++ | +++++ | 99.3% | 99.1% |
S-3 | 38 | +++ | ++ | 94.2% | 87.3% |
S-4 | 99 | +++++ | ++ | 96.5% | 70.9% |
S-5 | 87 | +++++ | + | 95.2% | 71.1% |
Claims (6)
Priority Applications (1)
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CN201911114042.7A CN110813110B (zh) | 2019-11-14 | 2019-11-14 | 一种石墨烯复合光催化超滤膜及其制备方法 |
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CN201911114042.7A CN110813110B (zh) | 2019-11-14 | 2019-11-14 | 一种石墨烯复合光催化超滤膜及其制备方法 |
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CN110813110A CN110813110A (zh) | 2020-02-21 |
CN110813110B true CN110813110B (zh) | 2021-06-25 |
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Families Citing this family (2)
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CN112642293A (zh) * | 2020-09-22 | 2021-04-13 | 迈博瑞生物膜技术(南通)有限公司 | 一种超亲水低分子截留的石墨烯复合超滤膜及其制作方法 |
CN112569809A (zh) * | 2020-11-20 | 2021-03-30 | 上海应用技术大学 | 具有光催化性能的pmia改性超滤膜及其制备与应用 |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2012102678A1 (en) * | 2011-01-24 | 2012-08-02 | Nano-Mem Pte. Ltd. | A forward osmosis membrane |
CN103240007A (zh) * | 2013-05-13 | 2013-08-14 | 嵇天浩 | 一种制备氧化石墨烯填充微滤复合材料的方法 |
CN106064024A (zh) * | 2016-06-25 | 2016-11-02 | 贵州省材料技术创新基地 | 聚砜‑氧化石墨烯中空纤维膜及其制备方法 |
CN106582331A (zh) * | 2016-12-30 | 2017-04-26 | 河海大学 | 一种具有可见光活性的光催化超滤膜材料的制备方法 |
CN108837716A (zh) * | 2018-07-09 | 2018-11-20 | 广州暨环科技有限公司 | 一种大通量改性聚砜膜及其制备方法 |
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Publication number | Priority date | Publication date | Assignee | Title |
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US9486747B2 (en) * | 2014-08-12 | 2016-11-08 | The Curators Of The University Of Missouri | Nanocomposite membranes with advanced antifouling properties under visible light irradiation |
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Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2012102678A1 (en) * | 2011-01-24 | 2012-08-02 | Nano-Mem Pte. Ltd. | A forward osmosis membrane |
CN103240007A (zh) * | 2013-05-13 | 2013-08-14 | 嵇天浩 | 一种制备氧化石墨烯填充微滤复合材料的方法 |
CN106064024A (zh) * | 2016-06-25 | 2016-11-02 | 贵州省材料技术创新基地 | 聚砜‑氧化石墨烯中空纤维膜及其制备方法 |
CN106582331A (zh) * | 2016-12-30 | 2017-04-26 | 河海大学 | 一种具有可见光活性的光催化超滤膜材料的制备方法 |
CN108837716A (zh) * | 2018-07-09 | 2018-11-20 | 广州暨环科技有限公司 | 一种大通量改性聚砜膜及其制备方法 |
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