CN108977903B - 一种聚偏氟乙烯中空纤维过滤膜的熔融纺丝的制备方法 - Google Patents
一种聚偏氟乙烯中空纤维过滤膜的熔融纺丝的制备方法 Download PDFInfo
- Publication number
- CN108977903B CN108977903B CN201810869758.7A CN201810869758A CN108977903B CN 108977903 B CN108977903 B CN 108977903B CN 201810869758 A CN201810869758 A CN 201810869758A CN 108977903 B CN108977903 B CN 108977903B
- Authority
- CN
- China
- Prior art keywords
- hollow fiber
- polyvinylidene fluoride
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- parts
- solvent
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 239000012528 membrane Substances 0.000 title claims abstract description 55
- 239000012510 hollow fiber Substances 0.000 title claims abstract description 51
- 239000002033 PVDF binder Substances 0.000 title claims abstract description 34
- 229920002981 polyvinylidene fluoride Polymers 0.000 title claims abstract description 34
- 238000002074 melt spinning Methods 0.000 title claims abstract description 21
- 238000001914 filtration Methods 0.000 title claims abstract description 18
- 238000002360 preparation method Methods 0.000 title claims abstract description 8
- 239000002904 solvent Substances 0.000 claims abstract description 29
- 238000000034 method Methods 0.000 claims abstract description 23
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 21
- 239000002245 particle Substances 0.000 claims abstract description 17
- 239000007822 coupling agent Substances 0.000 claims abstract description 14
- 238000002156 mixing Methods 0.000 claims abstract description 12
- 238000002791 soaking Methods 0.000 claims abstract description 9
- 238000005406 washing Methods 0.000 claims abstract description 8
- 239000010954 inorganic particle Substances 0.000 claims abstract description 7
- 229920001477 hydrophilic polymer Polymers 0.000 claims abstract description 6
- 239000011812 mixed powder Substances 0.000 claims abstract description 6
- 239000002253 acid Substances 0.000 claims abstract description 5
- 239000008187 granular material Substances 0.000 claims abstract description 3
- VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 claims description 40
- PEDCQBHIVMGVHV-UHFFFAOYSA-N Glycerine Chemical compound OCC(O)CO PEDCQBHIVMGVHV-UHFFFAOYSA-N 0.000 claims description 29
- 229910000019 calcium carbonate Inorganic materials 0.000 claims description 20
- -1 modified alkoxy titanate Chemical compound 0.000 claims description 9
- 239000002202 Polyethylene glycol Substances 0.000 claims description 8
- 239000000203 mixture Substances 0.000 claims description 8
- 229920001223 polyethylene glycol Polymers 0.000 claims description 8
- DOOTYTYQINUNNV-UHFFFAOYSA-N Triethyl citrate Chemical group CCOC(=O)CC(O)(C(=O)OCC)CC(=O)OCC DOOTYTYQINUNNV-UHFFFAOYSA-N 0.000 claims description 6
- 238000002844 melting Methods 0.000 claims description 6
- 230000008018 melting Effects 0.000 claims description 6
- 239000001069 triethyl citrate Substances 0.000 claims description 6
- VMYFZRTXGLUXMZ-UHFFFAOYSA-N triethyl citrate Natural products CCOC(=O)C(O)(C(=O)OCC)C(=O)OCC VMYFZRTXGLUXMZ-UHFFFAOYSA-N 0.000 claims description 6
- 235000013769 triethyl citrate Nutrition 0.000 claims description 6
- 238000009998 heat setting Methods 0.000 claims description 5
- 239000003921 oil Substances 0.000 claims description 5
- 235000019198 oils Nutrition 0.000 claims description 5
- 239000003549 soybean oil Substances 0.000 claims description 5
- 235000012424 soybean oil Nutrition 0.000 claims description 5
- ZTQSAGDEMFDKMZ-UHFFFAOYSA-N Butyraldehyde Chemical compound CCCC=O ZTQSAGDEMFDKMZ-UHFFFAOYSA-N 0.000 claims description 2
- 229920003171 Poly (ethylene oxide) Polymers 0.000 claims description 2
- 239000006087 Silane Coupling Agent Substances 0.000 claims description 2
- 125000004423 acyloxy group Chemical group 0.000 claims description 2
- 238000001035 drying Methods 0.000 claims description 2
- ZLNQQNXFFQJAID-UHFFFAOYSA-L magnesium carbonate Chemical compound [Mg+2].[O-]C([O-])=O ZLNQQNXFFQJAID-UHFFFAOYSA-L 0.000 claims description 2
- 239000001095 magnesium carbonate Substances 0.000 claims description 2
- 229910000021 magnesium carbonate Inorganic materials 0.000 claims description 2
- VTHJTEIRLNZDEV-UHFFFAOYSA-L magnesium dihydroxide Chemical compound [OH-].[OH-].[Mg+2] VTHJTEIRLNZDEV-UHFFFAOYSA-L 0.000 claims description 2
- 239000000347 magnesium hydroxide Substances 0.000 claims description 2
- 229910001862 magnesium hydroxide Inorganic materials 0.000 claims description 2
- 229920000036 polyvinylpyrrolidone Polymers 0.000 claims description 2
- 239000001267 polyvinylpyrrolidone Substances 0.000 claims description 2
- 235000013855 polyvinylpyrrolidone Nutrition 0.000 claims description 2
- 230000004907 flux Effects 0.000 abstract description 13
- 239000000835 fiber Substances 0.000 abstract description 10
- 239000003960 organic solvent Substances 0.000 abstract description 10
- 239000011148 porous material Substances 0.000 abstract description 10
- 239000003795 chemical substances by application Substances 0.000 abstract description 6
- 229920002521 macromolecule Polymers 0.000 abstract description 5
- 239000011256 inorganic filler Substances 0.000 abstract description 4
- 229910003475 inorganic filler Inorganic materials 0.000 abstract description 4
- 238000004519 manufacturing process Methods 0.000 abstract description 4
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 12
- YMWUJEATGCHHMB-UHFFFAOYSA-N Dichloromethane Chemical compound ClCCl YMWUJEATGCHHMB-UHFFFAOYSA-N 0.000 description 10
- 235000011187 glycerol Nutrition 0.000 description 7
- 239000000243 solution Substances 0.000 description 7
- YEJRWHAVMIAJKC-UHFFFAOYSA-N 4-Butyrolactone Chemical compound O=C1CCCO1 YEJRWHAVMIAJKC-UHFFFAOYSA-N 0.000 description 6
- 229920000642 polymer Polymers 0.000 description 6
- 238000000926 separation method Methods 0.000 description 6
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 5
- 238000009987 spinning Methods 0.000 description 5
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 3
- ZMXDDKWLCZADIW-UHFFFAOYSA-N N,N-Dimethylformamide Chemical compound CN(C)C=O ZMXDDKWLCZADIW-UHFFFAOYSA-N 0.000 description 3
- 229930188620 butyrolactone Natural products 0.000 description 3
- 238000001125 extrusion Methods 0.000 description 3
- 239000007788 liquid Substances 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 239000006185 dispersion Substances 0.000 description 2
- 238000005265 energy consumption Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000000155 melt Substances 0.000 description 2
- 230000035699 permeability Effects 0.000 description 2
- 238000005191 phase separation Methods 0.000 description 2
- 239000010865 sewage Substances 0.000 description 2
- 239000000377 silicon dioxide Substances 0.000 description 2
- 235000012239 silicon dioxide Nutrition 0.000 description 2
- ZPZDIFSPRVHGIF-UHFFFAOYSA-N 3-aminopropylsilicon Chemical compound NCCC[Si] ZPZDIFSPRVHGIF-UHFFFAOYSA-N 0.000 description 1
- FXHOOIRPVKKKFG-UHFFFAOYSA-N N,N-Dimethylacetamide Chemical compound CN(C)C(C)=O FXHOOIRPVKKKFG-UHFFFAOYSA-N 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 239000003513 alkali Substances 0.000 description 1
- 239000007864 aqueous solution Substances 0.000 description 1
- 238000009835 boiling Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000001808 coupling effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- UKAJDOBPPOAZSS-UHFFFAOYSA-N ethyl(trimethyl)silane Chemical compound CC[Si](C)(C)C UKAJDOBPPOAZSS-UHFFFAOYSA-N 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 239000006260 foam Substances 0.000 description 1
- 235000013305 food Nutrition 0.000 description 1
- 229910021485 fumed silica Inorganic materials 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000007654 immersion Methods 0.000 description 1
- 238000004898 kneading Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 238000001471 micro-filtration Methods 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 239000004094 surface-active agent Substances 0.000 description 1
- 238000002145 thermally induced phase separation Methods 0.000 description 1
- 239000002351 wastewater Substances 0.000 description 1
Classifications
-
- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01D—MECHANICAL METHODS OR APPARATUS IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS
- D01D5/00—Formation of filaments, threads, or the like
- D01D5/24—Formation of filaments, threads, or the like with a hollow structure; Spinnerette packs therefor
-
- 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
- B01D67/002—Organic membrane manufacture from melts
-
- 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
-
- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01D—MECHANICAL METHODS OR APPARATUS IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS
- D01D5/00—Formation of filaments, threads, or the like
- D01D5/08—Melt spinning methods
-
- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01D—MECHANICAL METHODS OR APPARATUS IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS
- D01D5/00—Formation of filaments, threads, or the like
- D01D5/12—Stretch-spinning methods
- D01D5/16—Stretch-spinning methods using rollers, or like mechanical devices, e.g. snubbing pins
-
- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01F—CHEMICAL FEATURES IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS; APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OF CARBON FILAMENTS
- D01F1/00—General methods for the manufacture of artificial filaments or the like
- D01F1/02—Addition of substances to the spinning solution or to the melt
- D01F1/08—Addition of substances to the spinning solution or to the melt for forming hollow filaments
-
- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01F—CHEMICAL FEATURES IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS; APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OF CARBON FILAMENTS
- D01F1/00—General methods for the manufacture of artificial filaments or the like
- D01F1/02—Addition of substances to the spinning solution or to the melt
- D01F1/10—Other agents for modifying properties
-
- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01F—CHEMICAL FEATURES IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS; APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OF CARBON FILAMENTS
- D01F6/00—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof
- D01F6/44—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof from mixtures of polymers obtained by reactions only involving carbon-to-carbon unsaturated bonds as major constituent with other polymers or low-molecular-weight compounds
- D01F6/48—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof from mixtures of polymers obtained by reactions only involving carbon-to-carbon unsaturated bonds as major constituent with other polymers or low-molecular-weight compounds of polymers of halogenated hydrocarbons
Landscapes
- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Mechanical Engineering (AREA)
- Manufacturing & Machinery (AREA)
- General Chemical & Material Sciences (AREA)
- Separation Using Semi-Permeable Membranes (AREA)
- Artificial Filaments (AREA)
Abstract
Description
Claims (5)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201810869758.7A CN108977903B (zh) | 2018-08-02 | 2018-08-02 | 一种聚偏氟乙烯中空纤维过滤膜的熔融纺丝的制备方法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201810869758.7A CN108977903B (zh) | 2018-08-02 | 2018-08-02 | 一种聚偏氟乙烯中空纤维过滤膜的熔融纺丝的制备方法 |
Publications (2)
Publication Number | Publication Date |
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CN108977903A CN108977903A (zh) | 2018-12-11 |
CN108977903B true CN108977903B (zh) | 2021-04-09 |
Family
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Family Applications (1)
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CN201810869758.7A Active CN108977903B (zh) | 2018-08-02 | 2018-08-02 | 一种聚偏氟乙烯中空纤维过滤膜的熔融纺丝的制备方法 |
Country Status (1)
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CN (1) | CN108977903B (zh) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109351209A (zh) * | 2018-12-20 | 2019-02-19 | 天津工业大学 | 一种聚全氟乙丙烯中空纤维膜的制膜配方及制备方法 |
CN112411007A (zh) * | 2020-11-19 | 2021-02-26 | 湖州欣缘纺织有限公司 | 一种保暖效果好的蓬松涤纶絮片 |
CN114369880A (zh) * | 2022-01-14 | 2022-04-19 | 中国纺织科学研究院有限公司 | 多孔聚乙烯纤维、其制备方法及其用途 |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1510180A (zh) * | 2002-12-26 | 2004-07-07 | 天津工业大学膜科学与技术研究所 | 熔融纺丝制中空纤维膜的方法 |
JP2006218441A (ja) * | 2005-02-14 | 2006-08-24 | Nitto Denko Corp | 多孔質膜及びその製造方法 |
CN101590374A (zh) * | 2008-05-27 | 2009-12-02 | 广州美能材料科技有限公司 | 一种聚偏氟乙烯中空纤维膜及其制备方法 |
CN102131569A (zh) * | 2008-08-20 | 2011-07-20 | 可隆工业株式会社 | 多孔膜及其制备方法 |
KR101381080B1 (ko) * | 2011-12-14 | 2014-04-02 | 김백암 | 열유도상분리에 의한 지지층과 비용매유도상분리에 의한 친수화 활성층으로 이루어진 복층구조의 친수성 중공사막 및 이의 제조방법 |
CN104519985A (zh) * | 2012-12-21 | 2015-04-15 | Lg电子株式会社 | 具有新型结构的中空纤维膜及其制造方法 |
-
2018
- 2018-08-02 CN CN201810869758.7A patent/CN108977903B/zh active Active
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1510180A (zh) * | 2002-12-26 | 2004-07-07 | 天津工业大学膜科学与技术研究所 | 熔融纺丝制中空纤维膜的方法 |
JP2006218441A (ja) * | 2005-02-14 | 2006-08-24 | Nitto Denko Corp | 多孔質膜及びその製造方法 |
CN101590374A (zh) * | 2008-05-27 | 2009-12-02 | 广州美能材料科技有限公司 | 一种聚偏氟乙烯中空纤维膜及其制备方法 |
CN102131569A (zh) * | 2008-08-20 | 2011-07-20 | 可隆工业株式会社 | 多孔膜及其制备方法 |
KR101381080B1 (ko) * | 2011-12-14 | 2014-04-02 | 김백암 | 열유도상분리에 의한 지지층과 비용매유도상분리에 의한 친수화 활성층으로 이루어진 복층구조의 친수성 중공사막 및 이의 제조방법 |
CN104519985A (zh) * | 2012-12-21 | 2015-04-15 | Lg电子株式会社 | 具有新型结构的中空纤维膜及其制造方法 |
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Publication number | Publication date |
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Address after: 448124 No.6, Gaoxin Road, Duodao District, high tech Zone, Jingmen City, Hubei Province Applicant after: Hubei Meichen environmental protection Co.,Ltd. Address before: 448124 No.6 Gaoxin Road, Duodao District, Jingmen high tech Zone, Hubei Province Applicant before: HUBEI MEICHEN ENVIRONMENTAL Co.,Ltd. |
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Denomination of invention: Preparation method of melt spinning for polyvinylidene fluoride hollow fiber filtration membrane Granted publication date: 20210409 Pledgee: Jingmen Branch of China Postal Savings Bank Co.,Ltd. Pledgor: Hubei Meichen environmental protection Co.,Ltd. Registration number: Y2024980007007 |
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