CN102580562B - 一种聚偏氟乙烯复合醋酸纤维素正渗透膜的制备方法 - Google Patents
一种聚偏氟乙烯复合醋酸纤维素正渗透膜的制备方法 Download PDFInfo
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- CN102580562B CN102580562B CN201210068468.5A CN201210068468A CN102580562B CN 102580562 B CN102580562 B CN 102580562B CN 201210068468 A CN201210068468 A CN 201210068468A CN 102580562 B CN102580562 B CN 102580562B
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- cellulose acetate
- polyvinylidene fluoride
- forward osmosis
- osmosis membrane
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- 239000012528 membrane Substances 0.000 title claims abstract description 63
- 229920002301 cellulose acetate Polymers 0.000 title claims abstract description 60
- 238000009292 forward osmosis Methods 0.000 title claims abstract description 47
- 239000002033 PVDF binder Substances 0.000 title claims abstract description 32
- 229920002981 polyvinylidene fluoride Polymers 0.000 title claims abstract description 32
- 239000002131 composite material Substances 0.000 title claims abstract description 15
- 238000000034 method Methods 0.000 title claims abstract description 13
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 65
- 239000002808 molecular sieve Substances 0.000 claims abstract description 22
- URGAHOPLAPQHLN-UHFFFAOYSA-N sodium aluminosilicate Chemical compound [Na+].[Al+3].[O-][Si]([O-])=O.[O-][Si]([O-])=O URGAHOPLAPQHLN-UHFFFAOYSA-N 0.000 claims abstract description 22
- 239000002904 solvent Substances 0.000 claims abstract description 19
- 238000001471 micro-filtration Methods 0.000 claims abstract description 16
- 239000000654 additive Substances 0.000 claims abstract description 7
- 230000000996 additive effect Effects 0.000 claims abstract description 7
- 238000005266 casting Methods 0.000 claims description 48
- ZMXDDKWLCZADIW-UHFFFAOYSA-N N,N-Dimethylformamide Chemical compound CN(C)C=O ZMXDDKWLCZADIW-UHFFFAOYSA-N 0.000 claims description 29
- IAZDPXIOMUYVGZ-UHFFFAOYSA-N Dimethylsulphoxide Chemical compound CS(C)=O IAZDPXIOMUYVGZ-UHFFFAOYSA-N 0.000 claims description 24
- 239000008367 deionised water Substances 0.000 claims description 24
- 229910021641 deionized water Inorganic materials 0.000 claims description 24
- 150000001875 compounds Chemical class 0.000 claims description 23
- 230000006837 decompression Effects 0.000 claims description 22
- 238000003756 stirring Methods 0.000 claims description 22
- 238000002156 mixing Methods 0.000 claims description 14
- 238000002360 preparation method Methods 0.000 claims description 14
- BAZVSMNPJJMILC-UHFFFAOYSA-N triadimenol Chemical compound C1=NC=NN1C(C(O)C(C)(C)C)OC1=CC=C(Cl)C=C1 BAZVSMNPJJMILC-UHFFFAOYSA-N 0.000 claims description 14
- WFKAJVHLWXSISD-UHFFFAOYSA-N isobutyramide Chemical compound CC(C)C(N)=O WFKAJVHLWXSISD-UHFFFAOYSA-N 0.000 claims description 12
- 238000002242 deionisation method Methods 0.000 claims description 11
- 238000001914 filtration Methods 0.000 claims description 11
- 239000013557 residual solvent Substances 0.000 claims description 11
- DQWPFSLDHJDLRL-UHFFFAOYSA-N triethyl phosphate Chemical compound CCOP(=O)(OCC)OCC DQWPFSLDHJDLRL-UHFFFAOYSA-N 0.000 claims description 10
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 claims description 8
- 239000010457 zeolite Substances 0.000 claims description 8
- WVLBCYQITXONBZ-UHFFFAOYSA-N trimethyl phosphate Chemical compound COP(=O)(OC)OC WVLBCYQITXONBZ-UHFFFAOYSA-N 0.000 claims description 7
- RYHBNJHYFVUHQT-UHFFFAOYSA-N 1,4-Dioxane Chemical compound C1COCCO1 RYHBNJHYFVUHQT-UHFFFAOYSA-N 0.000 claims description 5
- SECXISVLQFMRJM-UHFFFAOYSA-N N-Methylpyrrolidone Chemical compound CN1CCCC1=O SECXISVLQFMRJM-UHFFFAOYSA-N 0.000 claims description 5
- 229910021536 Zeolite Inorganic materials 0.000 claims description 5
- HNPSIPDUKPIQMN-UHFFFAOYSA-N dioxosilane;oxo(oxoalumanyloxy)alumane Chemical compound O=[Si]=O.O=[Al]O[Al]=O HNPSIPDUKPIQMN-UHFFFAOYSA-N 0.000 claims description 5
- 239000000463 material Substances 0.000 claims description 5
- 239000002202 Polyethylene glycol Substances 0.000 claims description 4
- 230000001112 coagulating effect Effects 0.000 claims description 4
- 239000000203 mixture Substances 0.000 claims description 4
- 229920001223 polyethylene glycol Polymers 0.000 claims description 4
- 229920000036 polyvinylpyrrolidone Polymers 0.000 claims description 4
- 235000013855 polyvinylpyrrolidone Nutrition 0.000 claims description 4
- 239000004593 Epoxy Substances 0.000 claims description 3
- -1 ethane-epoxy propane-oxirane Chemical compound 0.000 claims description 3
- 229920002454 poly(glycidyl methacrylate) polymer Polymers 0.000 claims description 3
- 229920003229 poly(methyl methacrylate) Polymers 0.000 claims description 3
- 229920000642 polymer Polymers 0.000 claims description 3
- 229910052710 silicon Inorganic materials 0.000 claims description 3
- 239000010703 silicon Substances 0.000 claims description 3
- VHSHLMUCYSAUQU-UHFFFAOYSA-N 2-hydroxypropyl methacrylate Chemical compound CC(O)COC(=O)C(C)=C VHSHLMUCYSAUQU-UHFFFAOYSA-N 0.000 claims description 2
- 238000005345 coagulation Methods 0.000 claims description 2
- 230000015271 coagulation Effects 0.000 claims description 2
- GNOIPBMMFNIUFM-UHFFFAOYSA-N hexamethylphosphoric triamide Chemical compound CN(C)P(=O)(N(C)C)N(C)C GNOIPBMMFNIUFM-UHFFFAOYSA-N 0.000 claims description 2
- 239000004926 polymethyl methacrylate Substances 0.000 claims description 2
- 239000001267 polyvinylpyrrolidone Substances 0.000 claims description 2
- 239000000243 solution Substances 0.000 abstract description 56
- 230000004907 flux Effects 0.000 abstract description 25
- 230000010287 polarization Effects 0.000 abstract description 8
- 150000003839 salts Chemical class 0.000 abstract description 5
- 239000013535 sea water Substances 0.000 abstract description 2
- 239000011248 coating agent Substances 0.000 abstract 2
- 238000000576 coating method Methods 0.000 abstract 2
- 238000001035 drying Methods 0.000 abstract 2
- 229920002284 Cellulose triacetate Polymers 0.000 abstract 1
- NNLVGZFZQQXQNW-ADJNRHBOSA-N [(2r,3r,4s,5r,6s)-4,5-diacetyloxy-3-[(2s,3r,4s,5r,6r)-3,4,5-triacetyloxy-6-(acetyloxymethyl)oxan-2-yl]oxy-6-[(2r,3r,4s,5r,6s)-4,5,6-triacetyloxy-2-(acetyloxymethyl)oxan-3-yl]oxyoxan-2-yl]methyl acetate Chemical compound O([C@@H]1O[C@@H]([C@H]([C@H](OC(C)=O)[C@H]1OC(C)=O)O[C@H]1[C@@H]([C@@H](OC(C)=O)[C@H](OC(C)=O)[C@@H](COC(C)=O)O1)OC(C)=O)COC(=O)C)[C@@H]1[C@@H](COC(C)=O)O[C@@H](OC(C)=O)[C@H](OC(C)=O)[C@H]1OC(C)=O NNLVGZFZQQXQNW-ADJNRHBOSA-N 0.000 abstract 1
- 239000012267 brine Substances 0.000 abstract 1
- 238000011033 desalting Methods 0.000 abstract 1
- 239000008233 hard water Substances 0.000 abstract 1
- 239000004745 nonwoven fabric Substances 0.000 abstract 1
- HPALAKNZSZLMCH-UHFFFAOYSA-M sodium;chloride;hydrate Chemical compound O.[Na+].[Cl-] HPALAKNZSZLMCH-UHFFFAOYSA-M 0.000 abstract 1
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 24
- 235000002639 sodium chloride Nutrition 0.000 description 16
- 239000011780 sodium chloride Substances 0.000 description 12
- 229960002668 sodium chloride Drugs 0.000 description 11
- 239000007788 liquid Substances 0.000 description 9
- 239000011259 mixed solution Substances 0.000 description 9
- 238000005516 engineering process Methods 0.000 description 5
- WALYXZANOBBHCI-UHFFFAOYSA-K magnesium sodium trichloride hydrate Chemical compound O.[Cl-].[Na+].[Mg+2].[Cl-].[Cl-] WALYXZANOBBHCI-UHFFFAOYSA-K 0.000 description 5
- 230000010148 water-pollination Effects 0.000 description 5
- 230000008595 infiltration Effects 0.000 description 3
- 238000001764 infiltration Methods 0.000 description 3
- 229920002492 poly(sulfone) Polymers 0.000 description 3
- TWRXJAOTZQYOKJ-UHFFFAOYSA-L Magnesium chloride Chemical compound [Mg+2].[Cl-].[Cl-] TWRXJAOTZQYOKJ-UHFFFAOYSA-L 0.000 description 2
- 239000004952 Polyamide Substances 0.000 description 2
- 239000004695 Polyether sulfone Substances 0.000 description 2
- 150000008039 phosphoramides Chemical class 0.000 description 2
- 229920000052 poly(p-xylylene) Polymers 0.000 description 2
- 229920002647 polyamide Polymers 0.000 description 2
- 229920006393 polyether sulfone Polymers 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 241001131796 Botaurus stellaris Species 0.000 description 1
- 230000004308 accommodation Effects 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 238000000280 densification Methods 0.000 description 1
- 238000010612 desalination reaction Methods 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 150000002433 hydrophilic molecules Chemical class 0.000 description 1
- 230000002209 hydrophobic effect Effects 0.000 description 1
- 239000010842 industrial wastewater Substances 0.000 description 1
- 229910001629 magnesium chloride Inorganic materials 0.000 description 1
- 239000006259 organic additive Substances 0.000 description 1
- 229920000728 polyester Polymers 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 238000012827 research and development Methods 0.000 description 1
- 238000001223 reverse osmosis Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000004065 wastewater treatment Methods 0.000 description 1
Abstract
Description
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CN201210068468.5A CN102580562B (zh) | 2012-03-15 | 2012-03-15 | 一种聚偏氟乙烯复合醋酸纤维素正渗透膜的制备方法 |
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CN102580562B true CN102580562B (zh) | 2014-01-08 |
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Families Citing this family (11)
Publication number | Priority date | Publication date | Assignee | Title |
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CN102921307B (zh) * | 2012-11-13 | 2014-10-08 | 哈尔滨工业大学 | 高性能正渗透膜的制备方法 |
CN103055713B (zh) * | 2012-12-28 | 2014-10-01 | 中国海洋大学 | 一种双皮层正渗透膜及其制备方法 |
CN103816811B (zh) * | 2014-02-26 | 2016-08-31 | 宁波莲华环保科技股份有限公司 | 一种有机正渗透膜的制备方法 |
CN103977712A (zh) * | 2014-06-03 | 2014-08-13 | 天津工业大学 | 一种防孔渗复合膜的制造方法 |
CN104548968B (zh) * | 2014-12-25 | 2017-01-04 | 中科院广州化学有限公司 | 一种Kevlar纳米纤维复合正渗透膜及其制备方法与应用 |
CN107151866A (zh) * | 2017-05-27 | 2017-09-12 | 济南大自然新材料有限公司 | 醋酸纤维素不织布的混合物纺丝液及其制备方法、不织布 |
CN107376666B (zh) * | 2017-08-09 | 2019-08-02 | 中国农业大学 | 一种改性醋酸纤维素膜及其制备方法与应用 |
CN107970789B (zh) * | 2017-11-27 | 2021-01-29 | 中国科学院生态环境研究中心 | 具有微纳米结构表面功能层的疏水膜及其制备方法 |
EP3733269A4 (en) * | 2017-12-27 | 2021-02-24 | Kuraray Co., Ltd. | COMPOSITE HOLLOW FIBER MEMBRANE AND METHOD FOR MANUFACTURING A COMPOSITE HOLLOW FIBER MEMBRANE |
CN112755809A (zh) * | 2020-12-09 | 2021-05-07 | 山东大学 | 一种云母片为中间层的正渗透膜及其制备方法 |
CN114849488B (zh) * | 2022-03-14 | 2023-04-07 | 中国科学院宁波材料技术与工程研究所 | 一种非对称浸润性正渗透膜及其制备方法与应用 |
Citations (2)
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---|---|---|---|---|
US4419242A (en) * | 1980-02-04 | 1983-12-06 | International Power Technology, Inc. | Composite membrane for a membrane distillation system |
CN101269302A (zh) * | 2008-05-06 | 2008-09-24 | 南京奥特高科技有限公司 | 非结晶型永久亲水聚偏氟乙烯膜材料及其制备方法 |
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2012
- 2012-03-15 CN CN201210068468.5A patent/CN102580562B/zh active Active
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
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US4419242A (en) * | 1980-02-04 | 1983-12-06 | International Power Technology, Inc. | Composite membrane for a membrane distillation system |
CN101269302A (zh) * | 2008-05-06 | 2008-09-24 | 南京奥特高科技有限公司 | 非结晶型永久亲水聚偏氟乙烯膜材料及其制备方法 |
Non-Patent Citations (4)
Title |
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PVDF/CA共混超滤膜制备及其特性的研究;王湛等;《膜科学与技术》;20021231;第22卷(第06期);全文 * |
王湛等.PVDF/CA共混超滤膜制备及其特性的研究.《膜科学与技术》.2002,第22卷(第06期),全文. |
聚偏氟乙烯膜的亲水化改性研究进展;邸玉静等;《上海化工》;20091130;第34卷(第11期);全文 * |
邸玉静等.聚偏氟乙烯膜的亲水化改性研究进展.《上海化工》.2009,第34卷(第11期),全文. |
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Application publication date: 20120718 Assignee: YUYAO PURO WATER PURIFICATION EQUIPMENT CO.,LTD. Assignor: NINGBO INSTITUTE OF MATERIALS TECHNOLOGY & ENGINEERING, CHINESE ACADEMY OF SCIENCES Contract record no.: X2023980033215 Denomination of invention: Preparation method of polyvinylidene fluoride composite cellulose acetate forward osmosis membrane Granted publication date: 20140108 License type: Common License Record date: 20230306 |
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Application publication date: 20120718 Assignee: NINGBO ZHAOBAO MAGNET Co.,Ltd. Assignor: NINGBO INSTITUTE OF MATERIALS TECHNOLOGY & ENGINEERING, CHINESE ACADEMY OF SCIENCES Contract record no.: X2023980046124 Denomination of invention: A preparation method of polyvinylidene fluoride composite cellulose acetate forward osmosis membrane Granted publication date: 20140108 License type: Common License Record date: 20231107 |
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