CN111974227A - 一种耐溶胀磺化聚醚砜纳滤膜及其制备方法 - Google Patents
一种耐溶胀磺化聚醚砜纳滤膜及其制备方法 Download PDFInfo
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- CN111974227A CN111974227A CN202010593404.1A CN202010593404A CN111974227A CN 111974227 A CN111974227 A CN 111974227A CN 202010593404 A CN202010593404 A CN 202010593404A CN 111974227 A CN111974227 A CN 111974227A
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- Prior art keywords
- nanofiltration
- membrane
- layer
- polyether sulfone
- ultrafiltration
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Classifications
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- 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
- B01D61/02—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
- B01D69/02—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
- B01D2325/36—Hydrophilic membranes
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- 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
样品 | 初始截留率 | 初始水通量 | 30d后截留率 | 30d后水容量 |
实施例1 | 93.8% | 30.1 L/m<sup>2</sup>h | 93.0% | 31.0 L/m<sup>2</sup>h |
对比例1 | 93.5% | 25.3 L/m<sup>2</sup>h | 91.0% | 26.4 L/m<sup>2</sup>h |
对比例2 | 94.1% | 31.2 L/m<sup>2</sup>h | 65.7% | 57.1 L/m<sup>2</sup>h |
对比例3 | 96.1% | 23.8 L/m<sup>2</sup>h | 95.4% | 24.9 L/m<sup>2</sup>h |
Claims (9)
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202010593404.1A CN111974227B (zh) | 2020-06-27 | 2020-06-27 | 一种耐溶胀磺化聚醚砜纳滤膜及其制备方法 |
PCT/CN2020/123488 WO2021258586A1 (zh) | 2020-06-27 | 2020-10-26 | 一种耐溶胀磺化聚醚砜纳滤膜及其制备方法 |
Applications Claiming Priority (1)
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CN202010593404.1A CN111974227B (zh) | 2020-06-27 | 2020-06-27 | 一种耐溶胀磺化聚醚砜纳滤膜及其制备方法 |
Publications (2)
Publication Number | Publication Date |
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CN111974227A true CN111974227A (zh) | 2020-11-24 |
CN111974227B CN111974227B (zh) | 2021-06-25 |
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CN202010593404.1A Active CN111974227B (zh) | 2020-06-27 | 2020-06-27 | 一种耐溶胀磺化聚醚砜纳滤膜及其制备方法 |
Country Status (2)
Country | Link |
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CN (1) | CN111974227B (zh) |
WO (1) | WO2021258586A1 (zh) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN114832644A (zh) * | 2022-05-12 | 2022-08-02 | 浙江美易膜科技有限公司 | 含双电层的高通量复合纳滤膜、其制备方法及其应用 |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN117645309B (zh) * | 2024-01-29 | 2024-05-24 | 山东菜央子盐场有限公司 | 一种由纳滤精制卤水制备精制盐的方法 |
Citations (10)
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EP2548631A1 (en) * | 2011-07-22 | 2013-01-23 | Samsung Electronics Co., Ltd. | Cellulose-ether-ester support for forward osmosis membrane |
CN104524993A (zh) * | 2014-12-30 | 2015-04-22 | 张一琛 | 一种交联磺化聚砜/聚醚砜-磺化聚砜复合膜及其制备方法 |
CN104607056A (zh) * | 2015-02-03 | 2015-05-13 | 贺攀 | 一种中空纤维复合纳滤膜及其制备方法 |
CN104785120A (zh) * | 2015-03-25 | 2015-07-22 | 杭州汉膜新材料科技有限公司 | 一种本体亲水中空纤维膜及其制备方法 |
JP2015188778A (ja) * | 2014-03-27 | 2015-11-02 | 株式会社ダイセル | Nf膜とその製造方法 |
CN106621836A (zh) * | 2016-12-22 | 2017-05-10 | 北京碧水源膜科技有限公司 | 一种用于一体式智能净水龙头的纳滤膜及其制备方法 |
CN107029555A (zh) * | 2017-04-19 | 2017-08-11 | 大连理工大学 | 一种耐溶剂纳滤膜及其制备方法 |
WO2018041731A2 (en) * | 2016-08-30 | 2018-03-08 | Basf Se | Multilayer hollow fibre membranes |
US20190224632A1 (en) * | 2016-08-12 | 2019-07-25 | Research Cooperation Foundation Of Yeungnam University | Polymer composition for preparing hydrophilic separation membrane, containing sulfonated inorganic particles |
CN110917911A (zh) * | 2019-12-09 | 2020-03-27 | 南京惟新环保装备技术研究院有限公司 | 一步成型的中空纤维纳滤膜丝及其制备方法 |
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2020
- 2020-06-27 CN CN202010593404.1A patent/CN111974227B/zh active Active
- 2020-10-26 WO PCT/CN2020/123488 patent/WO2021258586A1/zh active Application Filing
Patent Citations (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP2548631A1 (en) * | 2011-07-22 | 2013-01-23 | Samsung Electronics Co., Ltd. | Cellulose-ether-ester support for forward osmosis membrane |
JP2015188778A (ja) * | 2014-03-27 | 2015-11-02 | 株式会社ダイセル | Nf膜とその製造方法 |
CN104524993A (zh) * | 2014-12-30 | 2015-04-22 | 张一琛 | 一种交联磺化聚砜/聚醚砜-磺化聚砜复合膜及其制备方法 |
CN104607056A (zh) * | 2015-02-03 | 2015-05-13 | 贺攀 | 一种中空纤维复合纳滤膜及其制备方法 |
CN104785120A (zh) * | 2015-03-25 | 2015-07-22 | 杭州汉膜新材料科技有限公司 | 一种本体亲水中空纤维膜及其制备方法 |
US20190224632A1 (en) * | 2016-08-12 | 2019-07-25 | Research Cooperation Foundation Of Yeungnam University | Polymer composition for preparing hydrophilic separation membrane, containing sulfonated inorganic particles |
WO2018041731A2 (en) * | 2016-08-30 | 2018-03-08 | Basf Se | Multilayer hollow fibre membranes |
CN106621836A (zh) * | 2016-12-22 | 2017-05-10 | 北京碧水源膜科技有限公司 | 一种用于一体式智能净水龙头的纳滤膜及其制备方法 |
CN107029555A (zh) * | 2017-04-19 | 2017-08-11 | 大连理工大学 | 一种耐溶剂纳滤膜及其制备方法 |
CN110917911A (zh) * | 2019-12-09 | 2020-03-27 | 南京惟新环保装备技术研究院有限公司 | 一步成型的中空纤维纳滤膜丝及其制备方法 |
Non-Patent Citations (1)
Title |
---|
赵津礼等: "新型聚醚砜/磺化聚醚砜共混超滤膜的制备及性能", 《天津工业大学学报》 * |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN114832644A (zh) * | 2022-05-12 | 2022-08-02 | 浙江美易膜科技有限公司 | 含双电层的高通量复合纳滤膜、其制备方法及其应用 |
US11958014B2 (en) | 2022-05-12 | 2024-04-16 | Harris Membrane Clean Technology Inc. | High-flux composite nanofiltration (NF) membrane with electrical double layer (EDL), and preparation method and use thereof |
Also Published As
Publication number | Publication date |
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WO2021258586A1 (zh) | 2021-12-30 |
CN111974227B (zh) | 2021-06-25 |
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Effective date of registration: 20220722 Address after: No.210 Zhenqian Road, Longgang City, Wenzhou City, Zhejiang Province Patentee after: Feng Alan Address before: 225300 north of Chuang Chuang Avenue, Gaogang science and Technology Park, Taizhou, Jiangsu Patentee before: TAIZHOU TAIHUIDA TECHNOLOGY INFORMATION CONSULTING CENTER |
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Effective date of registration: 20220809 Address after: 210000 Jiangbei new district, Nanjing, Jiangsu, No. 1 Patentee after: Nanjing Institute of Membrane Applied Technology Research Institute Co.,Ltd. Address before: No.210 Zhenqian Road, Longgang City, Wenzhou City, Zhejiang Province Patentee before: Feng Alan |
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