CN108786504A - 一种海水淡化膜的制备方法 - Google Patents
一种海水淡化膜的制备方法 Download PDFInfo
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- CN108786504A CN108786504A CN201810611083.6A CN201810611083A CN108786504A CN 108786504 A CN108786504 A CN 108786504A CN 201810611083 A CN201810611083 A CN 201810611083A CN 108786504 A CN108786504 A CN 108786504A
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- membrane
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- basement membrane
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- 239000013535 sea water Substances 0.000 title claims abstract description 40
- 238000010612 desalination reaction Methods 0.000 title claims abstract description 36
- 239000012528 membrane Substances 0.000 title claims abstract description 29
- 238000002360 preparation method Methods 0.000 title claims abstract description 17
- 210000002469 basement membrane Anatomy 0.000 claims abstract description 29
- 210000004379 membrane Anatomy 0.000 claims abstract description 27
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 27
- 239000000243 solution Substances 0.000 claims abstract description 24
- 150000001263 acyl chlorides Chemical class 0.000 claims abstract description 21
- RGSFGYAAUTVSQA-UHFFFAOYSA-N pentamethylene Natural products C1CCCC1 RGSFGYAAUTVSQA-UHFFFAOYSA-N 0.000 claims abstract description 19
- 125000004817 pentamethylene group Chemical group [H]C([H])([*:2])C([H])([H])C([H])([H])C([H])([H])C([H])([H])[*:1] 0.000 claims abstract description 19
- 239000006087 Silane Coupling Agent Substances 0.000 claims abstract description 16
- GGHDAUPFEBTORZ-UHFFFAOYSA-N propane-1,1-diamine Chemical compound CCC(N)N GGHDAUPFEBTORZ-UHFFFAOYSA-N 0.000 claims abstract description 16
- 239000008346 aqueous phase Substances 0.000 claims abstract description 12
- 238000005266 casting Methods 0.000 claims abstract description 11
- 239000012074 organic phase Substances 0.000 claims abstract description 11
- WIJVUKXVPNVPAQ-UHFFFAOYSA-N silyl 2-methylprop-2-enoate Chemical compound CC(=C)C(=O)O[SiH3] WIJVUKXVPNVPAQ-UHFFFAOYSA-N 0.000 claims abstract description 8
- 239000007864 aqueous solution Substances 0.000 claims abstract description 7
- IOVCWXUNBOPUCH-UHFFFAOYSA-N Nitrous acid Chemical compound ON=O IOVCWXUNBOPUCH-UHFFFAOYSA-N 0.000 claims abstract description 6
- 238000006243 chemical reaction Methods 0.000 claims abstract description 6
- 238000001704 evaporation Methods 0.000 claims abstract description 6
- 238000001914 filtration Methods 0.000 claims abstract description 6
- 238000001027 hydrothermal synthesis Methods 0.000 claims abstract description 6
- 239000011259 mixed solution Substances 0.000 claims abstract description 6
- 239000004745 nonwoven fabric Substances 0.000 claims abstract description 6
- 238000002791 soaking Methods 0.000 claims abstract description 6
- 238000007711 solidification Methods 0.000 claims abstract description 6
- 230000008023 solidification Effects 0.000 claims abstract description 6
- 239000002352 surface water Substances 0.000 claims abstract description 6
- 229910021642 ultra pure water Inorganic materials 0.000 claims abstract description 6
- 239000012498 ultrapure water Substances 0.000 claims abstract description 6
- 229920000642 polymer Polymers 0.000 claims description 15
- QGZKDVFQNNGYKY-UHFFFAOYSA-O Ammonium Chemical compound [NH4+] QGZKDVFQNNGYKY-UHFFFAOYSA-O 0.000 claims description 14
- RKHXQBLJXBGEKF-UHFFFAOYSA-M tetrabutylphosphanium;bromide Chemical compound [Br-].CCCC[P+](CCCC)(CCCC)CCCC RKHXQBLJXBGEKF-UHFFFAOYSA-M 0.000 claims description 11
- 229920000609 methyl cellulose Polymers 0.000 claims description 10
- 239000001923 methylcellulose Substances 0.000 claims description 10
- 239000003960 organic solvent Substances 0.000 claims description 10
- IIEWJVIFRVWJOD-UHFFFAOYSA-N ethylcyclohexane Chemical compound CCC1CCCCC1 IIEWJVIFRVWJOD-UHFFFAOYSA-N 0.000 claims description 6
- VLKZOEOYAKHREP-UHFFFAOYSA-N n-Hexane Chemical compound CCCCCC VLKZOEOYAKHREP-UHFFFAOYSA-N 0.000 claims description 6
- 238000002156 mixing Methods 0.000 claims description 5
- 239000004697 Polyetherimide Substances 0.000 claims description 4
- 229920001601 polyetherimide Polymers 0.000 claims description 4
- 230000008859 change Effects 0.000 claims description 3
- 125000004836 hexamethylene group Chemical group [H]C([H])([*:2])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])[*:1] 0.000 claims description 3
- 239000007788 liquid Substances 0.000 claims description 3
- 239000004952 Polyamide Substances 0.000 claims description 2
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 2
- 239000001301 oxygen Substances 0.000 claims description 2
- 229910052760 oxygen Inorganic materials 0.000 claims description 2
- 229920002647 polyamide Polymers 0.000 claims description 2
- 238000013019 agitation Methods 0.000 claims 1
- 150000004985 diamines Chemical class 0.000 claims 1
- 150000002466 imines Chemical class 0.000 claims 1
- JRMUNVKIHCOMHV-UHFFFAOYSA-M tetrabutylammonium bromide Chemical compound [Br-].CCCC[N+](CCCC)(CCCC)CCCC JRMUNVKIHCOMHV-UHFFFAOYSA-M 0.000 claims 1
- 238000000034 method Methods 0.000 abstract description 10
- 230000008569 process Effects 0.000 abstract description 5
- 238000005516 engineering process Methods 0.000 abstract description 4
- 230000003647 oxidation Effects 0.000 abstract description 4
- 238000007254 oxidation reaction Methods 0.000 abstract description 4
- 239000000463 material Substances 0.000 abstract description 2
- 230000004907 flux Effects 0.000 description 8
- 238000010438 heat treatment Methods 0.000 description 4
- 238000003756 stirring Methods 0.000 description 4
- 238000003828 vacuum filtration Methods 0.000 description 4
- OKUSWAGOKUGEDX-UHFFFAOYSA-N C(CCC)Br(CCCC)(CCCC)CCCC Chemical compound C(CCC)Br(CCCC)(CCCC)CCCC OKUSWAGOKUGEDX-UHFFFAOYSA-N 0.000 description 3
- 238000011033 desalting Methods 0.000 description 3
- 239000013505 freshwater Substances 0.000 description 3
- 239000004642 Polyimide Substances 0.000 description 2
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 2
- 150000001335 aliphatic alkanes Chemical class 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000004821 distillation Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000012530 fluid Substances 0.000 description 2
- 230000000149 penetrating effect Effects 0.000 description 2
- 230000035699 permeability Effects 0.000 description 2
- 229920001721 polyimide Polymers 0.000 description 2
- 238000001223 reverse osmosis Methods 0.000 description 2
- ATRRKUHOCOJYRX-UHFFFAOYSA-N Ammonium bicarbonate Chemical compound [NH4+].OC([O-])=O ATRRKUHOCOJYRX-UHFFFAOYSA-N 0.000 description 1
- 238000012695 Interfacial polymerization Methods 0.000 description 1
- 235000012501 ammonium carbonate Nutrition 0.000 description 1
- 239000001099 ammonium carbonate Substances 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 239000003651 drinking water Substances 0.000 description 1
- 235000020188 drinking water Nutrition 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- JEGUKCSWCFPDGT-UHFFFAOYSA-N h2o hydrate Chemical compound O.O JEGUKCSWCFPDGT-UHFFFAOYSA-N 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000005342 ion exchange Methods 0.000 description 1
- 239000002346 layers by function Substances 0.000 description 1
- 230000003020 moisturizing effect Effects 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 238000009738 saturating Methods 0.000 description 1
- 239000011780 sodium chloride Substances 0.000 description 1
- 239000008400 supply water Substances 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
- B01D71/76—Macromolecular material not specifically provided for in a single one of groups B01D71/08 - B01D71/74
- B01D71/82—Macromolecular material not specifically provided for in a single one of groups B01D71/08 - B01D71/74 characterised by the presence of specified groups, e.g. introduced by chemical after-treatment
-
- 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
- B01D67/0006—Organic membrane manufacture by chemical reactions
-
- 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
- B01D67/0009—Organic membrane manufacture by phase separation, sol-gel transition, evaporation or solvent quenching
- B01D67/0013—Casting processes
-
- 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
-
- 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
- B01D2325/00—Details relating to properties of membranes
- B01D2325/24—Mechanical properties, e.g. strength
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Dispersion Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Separation Using Semi-Permeable Membranes (AREA)
Abstract
Description
试验分组 | 水通量(GFD) | 脱除率(%) |
实施例一 | 29.39 | 99.88 |
实施例二 | 30.52 | 99.91 |
实施例三 | 30.11 | 99.92 |
Claims (7)
Priority Applications (1)
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CN201810611083.6A CN108786504B (zh) | 2018-06-14 | 2018-06-14 | 一种海水淡化膜的制备方法 |
Applications Claiming Priority (1)
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CN201810611083.6A CN108786504B (zh) | 2018-06-14 | 2018-06-14 | 一种海水淡化膜的制备方法 |
Publications (2)
Publication Number | Publication Date |
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CN108786504A true CN108786504A (zh) | 2018-11-13 |
CN108786504B CN108786504B (zh) | 2021-10-01 |
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CN201810611083.6A Active CN108786504B (zh) | 2018-06-14 | 2018-06-14 | 一种海水淡化膜的制备方法 |
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CN (1) | CN108786504B (zh) |
Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2002071509A1 (en) * | 2001-03-05 | 2002-09-12 | Lg Chem, Ltd. | Electrochemical device using multicomponent composite membrane film |
CN102114392A (zh) * | 2010-11-04 | 2011-07-06 | 浙江大学 | 一种含改性纳米沸石分子筛的反渗透复合膜的制备方法 |
CN102921318A (zh) * | 2012-11-21 | 2013-02-13 | 海南立昇净水科技实业有限公司 | 一种外压式荷电中空纤维纳滤膜及其制备方法 |
CN106166450A (zh) * | 2016-08-08 | 2016-11-30 | 贵阳时代沃顿科技有限公司 | 一种耐高温精密截留分子量超滤膜及其制备方法 |
CN106397651A (zh) * | 2016-11-08 | 2017-02-15 | 华东理工大学 | 一种复合正渗透膜及其制备方法和应用 |
CN107008152A (zh) * | 2017-04-13 | 2017-08-04 | 淮阴师范学院 | 一种具有光催化性能的凹凸棒石‑类石墨相氮化碳复合陶瓷微滤膜及其制备方法和应用 |
CN107583469A (zh) * | 2017-11-01 | 2018-01-16 | 天津工业大学 | 含氨基改性纳米粒子的聚酰胺复合纳滤膜的制备方法 |
CN108126539A (zh) * | 2017-12-23 | 2018-06-08 | 贵阳时代沃顿科技有限公司 | 一种聚醚酰亚胺复合膜及其制备方法 |
-
2018
- 2018-06-14 CN CN201810611083.6A patent/CN108786504B/zh active Active
Patent Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2002071509A1 (en) * | 2001-03-05 | 2002-09-12 | Lg Chem, Ltd. | Electrochemical device using multicomponent composite membrane film |
CN102114392A (zh) * | 2010-11-04 | 2011-07-06 | 浙江大学 | 一种含改性纳米沸石分子筛的反渗透复合膜的制备方法 |
CN102921318A (zh) * | 2012-11-21 | 2013-02-13 | 海南立昇净水科技实业有限公司 | 一种外压式荷电中空纤维纳滤膜及其制备方法 |
CN106166450A (zh) * | 2016-08-08 | 2016-11-30 | 贵阳时代沃顿科技有限公司 | 一种耐高温精密截留分子量超滤膜及其制备方法 |
CN106397651A (zh) * | 2016-11-08 | 2017-02-15 | 华东理工大学 | 一种复合正渗透膜及其制备方法和应用 |
CN107008152A (zh) * | 2017-04-13 | 2017-08-04 | 淮阴师范学院 | 一种具有光催化性能的凹凸棒石‑类石墨相氮化碳复合陶瓷微滤膜及其制备方法和应用 |
CN107583469A (zh) * | 2017-11-01 | 2018-01-16 | 天津工业大学 | 含氨基改性纳米粒子的聚酰胺复合纳滤膜的制备方法 |
CN108126539A (zh) * | 2017-12-23 | 2018-06-08 | 贵阳时代沃顿科技有限公司 | 一种聚醚酰亚胺复合膜及其制备方法 |
Non-Patent Citations (1)
Title |
---|
胡保全等: "《先进复合材料》", 31 May 2013, 北京:国防工业出版社 * |
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CN108786504B (zh) | 2021-10-01 |
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Effective date of registration: 20240417 Address after: No. 15, 10th Floor, Building C, No. 132 Zhuque Street, Yanta District, Xi'an City, Shaanxi Province, China, 710061 Patentee after: Zhao Xiaorong Country or region after: China Address before: 554499 No. 77-4, Xiaodi Road, Pingxi sub district office, Yuping Dong Autonomous County, Tongren City, Qiandongnan Miao and Dong Autonomous Prefecture, Guizhou Province Patentee before: GUIZHOU YONGHEYI ENVIRONMENTAL PROTECTION TECHNOLOGY Co.,Ltd. Country or region before: China |
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Effective date of registration: 20240801 Address after: Room 10402, Building B6, Military-Civilian Integration Industrial Park, No. 176, Biyuan 2nd Road, High-tech Zone, Xi'an City, Shaanxi Province 710000 Patentee after: Xi'an Tengqian Electronic Technology Co.,Ltd. Country or region after: China Address before: No. 15, 10th Floor, Building C, No. 132 Zhuque Street, Yanta District, Xi'an City, Shaanxi Province, China, 710061 Patentee before: Zhao Xiaorong Country or region before: China |
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