CN114870643A - 一种聚合物中空纤维膜及其制备方法和应用 - Google Patents
一种聚合物中空纤维膜及其制备方法和应用 Download PDFInfo
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- CN114870643A CN114870643A CN202210457399.0A CN202210457399A CN114870643A CN 114870643 A CN114870643 A CN 114870643A CN 202210457399 A CN202210457399 A CN 202210457399A CN 114870643 A CN114870643 A CN 114870643A
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- KWGKDLIKAYFUFQ-UHFFFAOYSA-M lithium chloride Chemical compound [Li+].[Cl-] KWGKDLIKAYFUFQ-UHFFFAOYSA-M 0.000 claims description 14
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- YIXJRHPUWRPCBB-UHFFFAOYSA-N magnesium nitrate Chemical compound [Mg+2].[O-][N+]([O-])=O.[O-][N+]([O-])=O YIXJRHPUWRPCBB-UHFFFAOYSA-N 0.000 claims description 10
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- FXHOOIRPVKKKFG-UHFFFAOYSA-N N,N-Dimethylacetamide Chemical compound CN(C)C(C)=O FXHOOIRPVKKKFG-UHFFFAOYSA-N 0.000 claims description 8
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- TWRXJAOTZQYOKJ-UHFFFAOYSA-L Magnesium chloride Chemical compound [Mg+2].[Cl-].[Cl-] TWRXJAOTZQYOKJ-UHFFFAOYSA-L 0.000 claims description 6
- CSNNHWWHGAXBCP-UHFFFAOYSA-L Magnesium sulfate Chemical compound [Mg+2].[O-][S+2]([O-])([O-])[O-] CSNNHWWHGAXBCP-UHFFFAOYSA-L 0.000 claims description 6
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Images
Classifications
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- B01D69/08—Hollow fibre membranes
- B01D69/085—Details relating to the spinneret
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- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
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- 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
- B01D61/025—Reverse osmosis; Hyperfiltration
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- 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
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- 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
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- B—PERFORMING OPERATIONS; TRANSPORTING
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- B01D67/0002—Organic membrane manufacture
- B01D67/0009—Organic membrane manufacture by phase separation, sol-gel transition, evaporation or solvent quenching
- B01D67/0011—Casting solutions therefor
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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
- B01D67/0002—Organic membrane manufacture
- B01D67/0009—Organic membrane manufacture by phase separation, sol-gel transition, evaporation or solvent quenching
- B01D67/0016—Coagulation
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- 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
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- 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
- B01D69/08—Hollow fibre membranes
- B01D69/081—Hollow fibre membranes characterised by the fibre diameter
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A20/00—Water conservation; Efficient water supply; Efficient water use
- Y02A20/124—Water desalination
- Y02A20/131—Reverse-osmosis
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Water Supply & Treatment (AREA)
- Nanotechnology (AREA)
- Dispersion Chemistry (AREA)
- Manufacturing & Machinery (AREA)
- Separation Using Semi-Permeable Membranes (AREA)
- Artificial Filaments (AREA)
Abstract
Description
膜外表层孔径(nm) | 纤维直径(外径,μm) | |
实施例1 | 22 | 800 |
实施例2 | 20 | 850 |
实施例3 | 110 | 880 |
实施例4 | 32 | 790 |
实施例5 | 20 | 820 |
实施例6 | 105 | 890 |
实施例7 | 65 | 900 |
实施例8 | 18 | 920 |
Claims (10)
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CN202210457399.0A CN114870643B (zh) | 2022-04-27 | 2022-04-27 | 一种聚合物中空纤维膜及其制备方法和应用 |
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CN114870643A true CN114870643A (zh) | 2022-08-09 |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN116371384A (zh) * | 2022-12-28 | 2023-07-04 | 北京碧水源膜科技有限公司 | 钛基锂离子筛粉体的成型方法 |
CN117899800A (zh) * | 2024-03-18 | 2024-04-19 | 天津工业大学 | 金属中空纤维催化膜反应器的制备方法、反应器及其用途 |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4322381A (en) * | 1975-12-29 | 1982-03-30 | Nippon Zeon Co., Ltd. | Method of manufacturing hollow fiber |
CN101745324A (zh) * | 2009-12-10 | 2010-06-23 | 杭州洁弗膜技术有限公司 | 干态强亲水性聚偏氟乙烯中空纤维膜的制备方法 |
CN102580575A (zh) * | 2012-03-06 | 2012-07-18 | 中南大学 | 一种膜蒸馏用聚偏氟乙烯膜的制备方法 |
CN103212302A (zh) * | 2013-04-03 | 2013-07-24 | 北京工业大学 | 一种化学反应诱导相转化法制备高分子中空纤维多孔膜的方法 |
CN108993173A (zh) * | 2017-12-27 | 2018-12-14 | 中南大学 | 一种用于膜蒸馏的pvdf中空纤维膜及其制备和应用 |
CN110215850A (zh) * | 2019-05-10 | 2019-09-10 | 北京工业大学 | 一种中空纤维膜及其制备方法和应用 |
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2022
- 2022-04-27 CN CN202210457399.0A patent/CN114870643B/zh active Active
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4322381A (en) * | 1975-12-29 | 1982-03-30 | Nippon Zeon Co., Ltd. | Method of manufacturing hollow fiber |
CN101745324A (zh) * | 2009-12-10 | 2010-06-23 | 杭州洁弗膜技术有限公司 | 干态强亲水性聚偏氟乙烯中空纤维膜的制备方法 |
CN102580575A (zh) * | 2012-03-06 | 2012-07-18 | 中南大学 | 一种膜蒸馏用聚偏氟乙烯膜的制备方法 |
CN103212302A (zh) * | 2013-04-03 | 2013-07-24 | 北京工业大学 | 一种化学反应诱导相转化法制备高分子中空纤维多孔膜的方法 |
CN108993173A (zh) * | 2017-12-27 | 2018-12-14 | 中南大学 | 一种用于膜蒸馏的pvdf中空纤维膜及其制备和应用 |
CN110215850A (zh) * | 2019-05-10 | 2019-09-10 | 北京工业大学 | 一种中空纤维膜及其制备方法和应用 |
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