CN101890303B - 一种具有非对称结构的中空纤维膜及制法 - Google Patents
一种具有非对称结构的中空纤维膜及制法 Download PDFInfo
- Publication number
- CN101890303B CN101890303B CN2010101531476A CN201010153147A CN101890303B CN 101890303 B CN101890303 B CN 101890303B CN 2010101531476 A CN2010101531476 A CN 2010101531476A CN 201010153147 A CN201010153147 A CN 201010153147A CN 101890303 B CN101890303 B CN 101890303B
- Authority
- CN
- China
- Prior art keywords
- temperature
- described preparation
- water
- preparation
- membrane
- 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.)
- Expired - Fee Related
Links
- 239000012528 membrane Substances 0.000 title claims abstract description 45
- 238000002360 preparation method Methods 0.000 title claims abstract description 24
- 239000003085 diluting agent Substances 0.000 claims abstract description 20
- 229920000642 polymer Polymers 0.000 claims abstract description 17
- 229920000036 polyvinylpyrrolidone Polymers 0.000 claims abstract description 15
- 235000013855 polyvinylpyrrolidone Nutrition 0.000 claims abstract description 15
- 239000001267 polyvinylpyrrolidone Substances 0.000 claims abstract description 15
- 229920002981 polyvinylidene fluoride Polymers 0.000 claims abstract description 8
- 239000002033 PVDF binder Substances 0.000 claims abstract 7
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 30
- 239000000835 fiber Substances 0.000 claims description 23
- 239000000203 mixture Substances 0.000 claims description 21
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 16
- 239000002253 acid Substances 0.000 claims description 12
- 150000002148 esters Chemical class 0.000 claims description 12
- ZNQVEEAIQZEUHB-UHFFFAOYSA-N 2-ethoxyethanol Chemical class CCOCCO ZNQVEEAIQZEUHB-UHFFFAOYSA-N 0.000 claims description 11
- 239000000463 material Substances 0.000 claims description 11
- 229920002565 Polyethylene Glycol 400 Polymers 0.000 claims description 10
- 238000001816 cooling Methods 0.000 claims description 10
- 239000012809 cooling fluid Substances 0.000 claims description 10
- 235000012489 doughnuts Nutrition 0.000 claims description 10
- JLFNLZLINWHATN-UHFFFAOYSA-N pentaethylene glycol Chemical compound OCCOCCOCCOCCOCCO JLFNLZLINWHATN-UHFFFAOYSA-N 0.000 claims description 10
- 229910052757 nitrogen Inorganic materials 0.000 claims description 8
- 239000002994 raw material Substances 0.000 claims description 8
- 239000007788 liquid Substances 0.000 claims description 7
- 239000012510 hollow fiber Substances 0.000 claims description 6
- 238000002156 mixing Methods 0.000 claims description 6
- 238000005096 rolling process Methods 0.000 claims description 5
- 238000002386 leaching Methods 0.000 claims description 4
- 238000005469 granulation Methods 0.000 claims description 3
- 230000003179 granulation Effects 0.000 claims description 3
- 238000001223 reverse osmosis Methods 0.000 claims description 3
- 238000009987 spinning Methods 0.000 claims description 3
- 238000003756 stirring Methods 0.000 claims description 3
- 239000002826 coolant Substances 0.000 claims description 2
- 238000001035 drying Methods 0.000 claims description 2
- 239000000155 melt Substances 0.000 claims description 2
- 125000003003 spiro group Chemical group 0.000 claims description 2
- 238000005303 weighing Methods 0.000 claims description 2
- 238000000034 method Methods 0.000 abstract description 15
- 238000001471 micro-filtration Methods 0.000 abstract description 8
- 230000008569 process Effects 0.000 abstract description 6
- 239000000126 substance Substances 0.000 abstract description 3
- LYCAIKOWRPUZTN-UHFFFAOYSA-N Ethylene glycol Chemical compound OCCO LYCAIKOWRPUZTN-UHFFFAOYSA-N 0.000 abstract 2
- QTBSBXVTEAMEQO-UHFFFAOYSA-M Acetate Chemical compound CC([O-])=O QTBSBXVTEAMEQO-UHFFFAOYSA-M 0.000 abstract 1
- WGCNASOHLSPBMP-UHFFFAOYSA-N hydroxyacetaldehyde Natural products OCC=O WGCNASOHLSPBMP-UHFFFAOYSA-N 0.000 abstract 1
- 229940068918 polyethylene glycol 400 Drugs 0.000 abstract 1
- 238000000108 ultra-filtration Methods 0.000 abstract 1
- 238000005516 engineering process Methods 0.000 description 9
- 238000012360 testing method Methods 0.000 description 8
- 230000004907 flux Effects 0.000 description 5
- 239000011148 porous material Substances 0.000 description 5
- 239000002904 solvent Substances 0.000 description 4
- 239000002351 wastewater Substances 0.000 description 4
- 239000003960 organic solvent Substances 0.000 description 3
- 239000010865 sewage Substances 0.000 description 3
- 238000005266 casting Methods 0.000 description 2
- 239000006184 cosolvent Substances 0.000 description 2
- 239000007789 gas Substances 0.000 description 2
- 239000012046 mixed solvent Substances 0.000 description 2
- 238000005191 phase separation Methods 0.000 description 2
- 229920005989 resin Polymers 0.000 description 2
- 239000011347 resin Substances 0.000 description 2
- 230000010148 water-pollination Effects 0.000 description 2
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical class CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 1
- YCKRFDGAMUMZLT-UHFFFAOYSA-N Fluorine atom Chemical compound [F] YCKRFDGAMUMZLT-UHFFFAOYSA-N 0.000 description 1
- XKMRRTOUMJRJIA-UHFFFAOYSA-N ammonia nh3 Chemical compound N.N XKMRRTOUMJRJIA-UHFFFAOYSA-N 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 230000003373 anti-fouling effect Effects 0.000 description 1
- 239000012296 anti-solvent Substances 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 230000002210 biocatalytic effect Effects 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- 238000006731 degradation reaction Methods 0.000 description 1
- 239000008367 deionised water Substances 0.000 description 1
- 229910021641 deionized water Inorganic materials 0.000 description 1
- 238000000280 densification Methods 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 230000029087 digestion Effects 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000004090 dissolution Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 239000003344 environmental pollutant Substances 0.000 description 1
- 239000003822 epoxy resin Substances 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 229910052731 fluorine Inorganic materials 0.000 description 1
- 239000011737 fluorine Substances 0.000 description 1
- 238000009472 formulation Methods 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000010842 industrial wastewater Substances 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 150000002576 ketones Chemical class 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 230000036284 oxygen consumption Effects 0.000 description 1
- 239000002957 persistent organic pollutant Substances 0.000 description 1
- 231100000719 pollutant Toxicity 0.000 description 1
- 229920000647 polyepoxide Polymers 0.000 description 1
- 229920002959 polymer blend Polymers 0.000 description 1
- 239000002861 polymer material Substances 0.000 description 1
- 230000008929 regeneration Effects 0.000 description 1
- 238000011069 regeneration method Methods 0.000 description 1
- 239000010802 sludge Substances 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
Images
Landscapes
- Separation Using Semi-Permeable Membranes (AREA)
Abstract
Description
Claims (15)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN2010101531476A CN101890303B (zh) | 2010-04-23 | 2010-04-23 | 一种具有非对称结构的中空纤维膜及制法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN2010101531476A CN101890303B (zh) | 2010-04-23 | 2010-04-23 | 一种具有非对称结构的中空纤维膜及制法 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN101890303A CN101890303A (zh) | 2010-11-24 |
CN101890303B true CN101890303B (zh) | 2011-11-23 |
Family
ID=43099741
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN2010101531476A Expired - Fee Related CN101890303B (zh) | 2010-04-23 | 2010-04-23 | 一种具有非对称结构的中空纤维膜及制法 |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN101890303B (zh) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103657444A (zh) * | 2013-12-17 | 2014-03-26 | 常熟丽源膜科技有限公司 | 聚偏氟乙烯分离膜 |
CN104043345B (zh) * | 2014-05-20 | 2016-05-18 | 桐乡市健民过滤材料有限公司 | 一种具有高度非对称海绵体结构的聚偏氟乙烯中空纤维膜 |
CN104984669A (zh) * | 2015-05-30 | 2015-10-21 | 桐乡市健民过滤材料有限公司 | 一种超低压聚砜系中空海绵体膜及其制备方法 |
CN110721597B (zh) * | 2019-09-27 | 2022-03-29 | 贵州省材料产业技术研究院 | 一种简易制备优异贯通性多孔膜的方法 |
CN115025636B (zh) * | 2021-03-05 | 2023-08-15 | 中国石油化工股份有限公司 | 一种具有双连续高度贯通孔结构的聚合物超滤膜及其制备方法和应用 |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2003210954A (ja) * | 2002-01-24 | 2003-07-29 | Toray Ind Inc | 中空糸膜の製造方法および中空糸膜 |
CN1481272A (zh) * | 2001-10-04 | 2004-03-10 | ������������ʽ���� | 中空纤维膜及其制造方法 |
CN101164678A (zh) * | 2006-10-18 | 2008-04-23 | 中国科学院化学研究所 | 具有可控孔结构的聚偏氟乙烯多孔膜的制备方法 |
CN101370572A (zh) * | 2006-01-11 | 2009-02-18 | 东洋纺织株式会社 | 聚偏氟乙烯基中空纤维型微孔膜及其制造方法 |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6146747A (en) * | 1997-01-22 | 2000-11-14 | Usf Filtration And Separations Group Inc. | Highly porous polyvinylidene difluoride membranes |
-
2010
- 2010-04-23 CN CN2010101531476A patent/CN101890303B/zh not_active Expired - Fee Related
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1481272A (zh) * | 2001-10-04 | 2004-03-10 | ������������ʽ���� | 中空纤维膜及其制造方法 |
JP2003210954A (ja) * | 2002-01-24 | 2003-07-29 | Toray Ind Inc | 中空糸膜の製造方法および中空糸膜 |
CN101370572A (zh) * | 2006-01-11 | 2009-02-18 | 东洋纺织株式会社 | 聚偏氟乙烯基中空纤维型微孔膜及其制造方法 |
CN101164678A (zh) * | 2006-10-18 | 2008-04-23 | 中国科学院化学研究所 | 具有可控孔结构的聚偏氟乙烯多孔膜的制备方法 |
Also Published As
Publication number | Publication date |
---|---|
CN101890303A (zh) | 2010-11-24 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
WO2013073828A1 (ko) | 친수성 폴리불화비닐리덴계 중공사 분리막 및 이의 제조방법 | |
CN101890303B (zh) | 一种具有非对称结构的中空纤维膜及制法 | |
CN101890304B (zh) | 一种具有三维互穿网络的多孔膜及制法 | |
CN104607064A (zh) | 一种聚偏氟乙烯-氧化石墨烯复合中空纤维膜的制备方法 | |
CN1883779A (zh) | 一种复合中空纤维膜的制备方法 | |
KR101494053B1 (ko) | 비대칭성 중공사막의 제조방법 및 이에 의해 제조된 비대칭성 중공사막 | |
CN103143268B (zh) | 聚偏氟乙烯/聚氨酯/聚氯乙烯共混中空纤维分离膜的制备方法 | |
CN101890309B (zh) | 一种热致相法制备中空纤维膜的方法 | |
CN101890312B (zh) | 一种亲水性pvdf超滤膜及制法 | |
JPWO2010082437A1 (ja) | フッ化ビニリデン系樹脂中空糸多孔膜およびその製造方法 | |
CN101879417B (zh) | 含有pmma的中空纤维膜及其制法 | |
CN101874991B (zh) | 以正硅酸乙酯为添加剂的pvdf超滤膜及制法 | |
CN101890311B (zh) | 一种制备非对称型pvdf超滤膜的方法 | |
CN103272494B (zh) | 用于高含盐食品加工废水处理的聚偏氟乙烯合金膜的制法 | |
CN101890310B (zh) | 稀释剂为乙酸-2-乙氧基乙酯和聚乙二醇的多孔膜及制法 | |
CN1242025A (zh) | 熔纺聚砜半透膜及其制备方法 | |
KR20160081612A (ko) | 다공성 pvdf 중공사막 및 이의 제조방법 | |
CN101920173B (zh) | 以乙二醇碳酸酯和二甘醇为稀释剂的超滤膜及其制法 | |
CN101890308B (zh) | 一种外压式中空纤维超滤膜及制法 | |
CN101890313B (zh) | 一种采用混合稀释剂体系的多孔膜及制法 | |
CN101874992B (zh) | 含有两种亲水高聚物的pvdf合金膜及制法 | |
CN101890307B (zh) | 一种具有密度梯度孔的中空纤维膜及制法 | |
CN103638830B (zh) | 用于饮用水处理的热法聚偏氟乙烯中空纤维膜的制备方法 | |
CN103638833B (zh) | 一种用于饮用水净化的大通量中空纤维膜的制备方法 | |
CN103143267B (zh) | 聚砜/聚氨酯/聚氯乙烯共混中空纤维分离膜的制备方法 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
PP01 | Preservation of patent right |
Effective date of registration: 20170428 Granted publication date: 20111123 |
|
PP01 | Preservation of patent right | ||
PD01 | Discharge of preservation of patent |
Date of cancellation: 20180428 Granted publication date: 20111123 |
|
PD01 | Discharge of preservation of patent | ||
PP01 | Preservation of patent right |
Effective date of registration: 20180428 Granted publication date: 20111123 |
|
PP01 | Preservation of patent right | ||
PD01 | Discharge of preservation of patent |
Date of cancellation: 20210428 Granted publication date: 20111123 |
|
PD01 | Discharge of preservation of patent | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20111123 Termination date: 20200423 |
|
CF01 | Termination of patent right due to non-payment of annual fee |