CN109351201B - 一种多孔纳米材料共混改性膜及其制备方法 - Google Patents
一种多孔纳米材料共混改性膜及其制备方法 Download PDFInfo
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- CN109351201B CN109351201B CN201811501967.2A CN201811501967A CN109351201B CN 109351201 B CN109351201 B CN 109351201B CN 201811501967 A CN201811501967 A CN 201811501967A CN 109351201 B CN109351201 B CN 109351201B
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- 239000012528 membrane Substances 0.000 title claims abstract description 67
- 239000002086 nanomaterial Substances 0.000 title claims abstract description 56
- 238000002156 mixing Methods 0.000 title claims abstract description 39
- 238000002360 preparation method Methods 0.000 title claims abstract description 10
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 39
- 239000004113 Sepiolite Substances 0.000 claims abstract description 36
- 229910052624 sepiolite Inorganic materials 0.000 claims abstract description 36
- 238000003756 stirring Methods 0.000 claims abstract description 32
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims abstract description 21
- 229960000892 attapulgite Drugs 0.000 claims abstract description 18
- 229910052625 palygorskite Inorganic materials 0.000 claims abstract description 18
- 238000005266 casting Methods 0.000 claims abstract description 12
- 239000002033 PVDF binder Substances 0.000 claims abstract description 10
- 229920002981 polyvinylidene fluoride Polymers 0.000 claims abstract description 10
- 235000013855 polyvinylpyrrolidone Nutrition 0.000 claims abstract description 7
- 229920000036 polyvinylpyrrolidone Polymers 0.000 claims abstract description 7
- 239000001267 polyvinylpyrrolidone Substances 0.000 claims abstract description 7
- 239000004695 Polyether sulfone Substances 0.000 claims abstract description 4
- 229920006393 polyether sulfone Polymers 0.000 claims abstract description 4
- 239000002994 raw material Substances 0.000 claims abstract description 3
- 235000019355 sepiolite Nutrition 0.000 claims description 34
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 17
- 229910021485 fumed silica Inorganic materials 0.000 claims description 16
- 238000000034 method Methods 0.000 claims description 11
- 230000004048 modification Effects 0.000 claims description 11
- 238000012986 modification Methods 0.000 claims description 11
- 238000005303 weighing Methods 0.000 claims description 9
- 238000004519 manufacturing process Methods 0.000 claims description 7
- 238000009832 plasma treatment Methods 0.000 claims description 7
- FXHOOIRPVKKKFG-UHFFFAOYSA-N N,N-Dimethylacetamide Chemical compound CN(C)C(C)=O FXHOOIRPVKKKFG-UHFFFAOYSA-N 0.000 claims description 6
- 238000001035 drying Methods 0.000 claims description 6
- 230000008569 process Effects 0.000 claims description 6
- 238000001816 cooling Methods 0.000 claims description 5
- 229910001873 dinitrogen Inorganic materials 0.000 claims description 5
- 239000000203 mixture Substances 0.000 claims description 4
- 239000000463 material Substances 0.000 abstract description 35
- 230000004907 flux Effects 0.000 abstract description 20
- 229920000642 polymer Polymers 0.000 abstract description 8
- 229920005597 polymer membrane Polymers 0.000 abstract description 7
- 239000007788 liquid Substances 0.000 abstract description 5
- 239000000377 silicon dioxide Substances 0.000 abstract 2
- -1 dimethacrylate Methylacetamide Chemical compound 0.000 abstract 1
- 230000000052 comparative effect Effects 0.000 description 16
- 238000012360 testing method Methods 0.000 description 11
- 238000000108 ultra-filtration Methods 0.000 description 7
- 239000012153 distilled water Substances 0.000 description 6
- 229910052757 nitrogen Inorganic materials 0.000 description 6
- 238000004458 analytical method Methods 0.000 description 4
- 230000015572 biosynthetic process Effects 0.000 description 4
- 238000009775 high-speed stirring Methods 0.000 description 4
- 239000000843 powder Substances 0.000 description 4
- 238000002791 soaking Methods 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 3
- 238000005520 cutting process Methods 0.000 description 3
- 238000001914 filtration Methods 0.000 description 3
- 239000007789 gas Substances 0.000 description 3
- 229920006254 polymer film Polymers 0.000 description 3
- 239000011148 porous material Substances 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- 238000004887 air purification Methods 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 239000006185 dispersion Substances 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 238000004626 scanning electron microscopy Methods 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 239000010865 sewage Substances 0.000 description 2
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 239000006229 carbon black Substances 0.000 description 1
- 239000000969 carrier Substances 0.000 description 1
- 230000003197 catalytic effect Effects 0.000 description 1
- 239000003153 chemical reaction reagent Substances 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000010612 desalination reaction Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000003344 environmental pollutant Substances 0.000 description 1
- 238000010096 film blowing Methods 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 239000011229 interlayer Substances 0.000 description 1
- 239000012982 microporous membrane Substances 0.000 description 1
- 210000000056 organ Anatomy 0.000 description 1
- 238000004806 packaging method and process Methods 0.000 description 1
- 230000035699 permeability Effects 0.000 description 1
- 231100000719 pollutant Toxicity 0.000 description 1
- 239000013535 sea water Substances 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000004065 wastewater treatment Methods 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
- B01D67/0079—Manufacture of membranes comprising organic and inorganic components
-
- 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
- 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
-
- 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
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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Inorganic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
- Separation Using Semi-Permeable Membranes (AREA)
Abstract
Description
纯水通量/L·m<sup>-2</sup>·h<sup>-1</sup> | 断裂强度/MPa | 断裂伸长率/% | 孔隙率/% | |
实施例1 | 138.7 | 2.3 | 52.0 | 96.4 |
对比例1 | 132.5 | 2.0 | 48.7 | 94.5 |
对比例2 | 79.0 | 0.75 | 12.7 | 86.2 |
对比例3 | 60.4 | 1.5 | 41.2 | 91.2 |
对比例4 | 140.5 | 2.6 | 25.6 | 94.0 |
对比例5 | 115.4 | 1.5 | 75.2 | 94.3 |
Claims (4)
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CN201811501967.2A CN109351201B (zh) | 2018-12-10 | 2018-12-10 | 一种多孔纳米材料共混改性膜及其制备方法 |
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CN201811501967.2A CN109351201B (zh) | 2018-12-10 | 2018-12-10 | 一种多孔纳米材料共混改性膜及其制备方法 |
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CN109351201A CN109351201A (zh) | 2019-02-19 |
CN109351201B true CN109351201B (zh) | 2021-06-08 |
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CN110496540A (zh) * | 2019-08-20 | 2019-11-26 | 华南师范大学 | 一种有机染料去除功能的抗污染平板膜及其制备方法 |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
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CN104587848A (zh) * | 2013-11-01 | 2015-05-06 | 贵阳时代沃顿科技有限公司 | 一种pvdf中空纤维超滤膜及其制备方法 |
CN104971632A (zh) * | 2015-07-29 | 2015-10-14 | 淮阴师范学院 | 一种易清洗型聚偏氟乙烯超滤膜及其制备方法 |
CN105949684A (zh) * | 2016-06-25 | 2016-09-21 | 陈毅忠 | 一种耐磨耐撕裂氟橡胶的制备方法 |
Family Cites Families (4)
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JP6182748B2 (ja) * | 2013-07-08 | 2017-08-23 | 住友電気工業株式会社 | 流体分離材料の製造方法 |
US20150258502A1 (en) * | 2014-03-12 | 2015-09-17 | Lockheed Martin Corporation | Coating of a porous substrate for disposition of graphene and other two-dimensional materials thereon |
CN105080367B (zh) * | 2014-04-24 | 2017-11-07 | 中国石油化工股份有限公司 | 一种含有复合纳米粒子的复合纳滤膜及制备方法 |
CN104785126B (zh) * | 2015-04-13 | 2017-05-03 | 淮阴师范学院 | 一种具有光催化性能的凹凸棒石/氧化钛纳米复合陶瓷微滤膜及其制备方法 |
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- 2018-12-10 CN CN201811501967.2A patent/CN109351201B/zh active Active
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
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CN104587848A (zh) * | 2013-11-01 | 2015-05-06 | 贵阳时代沃顿科技有限公司 | 一种pvdf中空纤维超滤膜及其制备方法 |
CN104971632A (zh) * | 2015-07-29 | 2015-10-14 | 淮阴师范学院 | 一种易清洗型聚偏氟乙烯超滤膜及其制备方法 |
CN105949684A (zh) * | 2016-06-25 | 2016-09-21 | 陈毅忠 | 一种耐磨耐撕裂氟橡胶的制备方法 |
Non-Patent Citations (1)
Title |
---|
聚偏氟乙烯超滤膜的亲水改性研究;郑兆姗;《中国优秀硕士学位论文全文数据库 工程科技Ⅰ辑》;20180115;第B015-33页 * |
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Effective date of registration: 20241127 Address after: No. 10, 2nd Floor, West Gate, Tianlong Market, Intersection of Wenming Avenue and Jiaotong Road, Yicheng District, Zhumadian City, Henan Province, China 463000 Patentee after: Henan Xibo New Material Technology Co.,Ltd. Country or region after: China Address before: No.1 Xianghe Road, Longhu Town, Xinzheng, Zhengzhou City, Henan Province Patentee before: HENAN INSTITUTE OF ENGINEERING Country or region before: China |