CN108057346B - 一种高通量聚合物分离膜、制备方法、稀释剂组合物以及应用 - Google Patents
一种高通量聚合物分离膜、制备方法、稀释剂组合物以及应用 Download PDFInfo
- Publication number
- CN108057346B CN108057346B CN201711291067.5A CN201711291067A CN108057346B CN 108057346 B CN108057346 B CN 108057346B CN 201711291067 A CN201711291067 A CN 201711291067A CN 108057346 B CN108057346 B CN 108057346B
- Authority
- CN
- China
- Prior art keywords
- ectfe
- diluent
- film
- polymer
- 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.)
- Active
Links
- 239000003085 diluting agent Substances 0.000 title claims abstract description 102
- 239000012528 membrane Substances 0.000 title claims abstract description 52
- 238000002360 preparation method Methods 0.000 title claims abstract description 14
- -1 preparation method Substances 0.000 title claims description 19
- 229920000642 polymer Polymers 0.000 title abstract description 39
- 239000000203 mixture Substances 0.000 title abstract description 33
- 238000000926 separation method Methods 0.000 title abstract description 16
- 229920001780 ECTFE Polymers 0.000 claims abstract description 96
- 239000007788 liquid Substances 0.000 claims abstract description 8
- 238000003756 stirring Methods 0.000 claims abstract description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 18
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims description 14
- 238000010791 quenching Methods 0.000 claims description 11
- 230000000171 quenching effect Effects 0.000 claims description 11
- QZCLKYGREBVARF-UHFFFAOYSA-N Acetyl tributyl citrate Chemical compound CCCCOC(=O)CC(C(=O)OCCCC)(OC(C)=O)CC(=O)OCCCC QZCLKYGREBVARF-UHFFFAOYSA-N 0.000 claims description 10
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 8
- 239000007789 gas Substances 0.000 claims description 4
- 229910052757 nitrogen Inorganic materials 0.000 claims description 4
- 230000001681 protective effect Effects 0.000 claims description 4
- 230000018044 dehydration Effects 0.000 claims 1
- 238000006297 dehydration reaction Methods 0.000 claims 1
- 238000000034 method Methods 0.000 abstract description 54
- 238000002145 thermally induced phase separation Methods 0.000 abstract description 29
- 239000002904 solvent Substances 0.000 abstract description 21
- 230000008569 process Effects 0.000 abstract description 15
- 230000004907 flux Effects 0.000 abstract description 10
- 238000005266 casting Methods 0.000 abstract description 5
- 239000000110 cooling liquid Substances 0.000 abstract description 5
- 238000002156 mixing Methods 0.000 abstract description 5
- 238000001035 drying Methods 0.000 abstract description 3
- 238000010438 heat treatment Methods 0.000 abstract description 3
- 239000012510 hollow fiber Substances 0.000 abstract description 3
- 238000007654 immersion Methods 0.000 abstract 1
- 238000005191 phase separation Methods 0.000 description 17
- 239000011148 porous material Substances 0.000 description 13
- OEIWPNWSDYFMIL-UHFFFAOYSA-N dioctyl benzene-1,4-dicarboxylate Chemical compound CCCCCCCCOC(=O)C1=CC=C(C(=O)OCCCCCCCC)C=C1 OEIWPNWSDYFMIL-UHFFFAOYSA-N 0.000 description 8
- 239000007791 liquid phase Substances 0.000 description 8
- 230000000052 comparative effect Effects 0.000 description 7
- 239000001257 hydrogen Substances 0.000 description 7
- 229910052739 hydrogen Inorganic materials 0.000 description 7
- 229920005597 polymer membrane Polymers 0.000 description 7
- WEVYAHXRMPXWCK-UHFFFAOYSA-N Acetonitrile Chemical compound CC#N WEVYAHXRMPXWCK-UHFFFAOYSA-N 0.000 description 6
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 description 6
- LYCAIKOWRPUZTN-UHFFFAOYSA-N Ethylene glycol Chemical compound OCCO LYCAIKOWRPUZTN-UHFFFAOYSA-N 0.000 description 6
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 6
- 230000015572 biosynthetic process Effects 0.000 description 6
- LMKITFCCFHIOAU-UHFFFAOYSA-N bis(3-methylbutyl) benzene-1,4-dicarboxylate Chemical compound CC(C)CCOC(=O)C1=CC=C(C(=O)OCCC(C)C)C=C1 LMKITFCCFHIOAU-UHFFFAOYSA-N 0.000 description 6
- 238000005516 engineering process Methods 0.000 description 6
- 229920006254 polymer film Polymers 0.000 description 6
- LRHPLDYGYMQRHN-UHFFFAOYSA-N N-Butanol Chemical compound CCCCO LRHPLDYGYMQRHN-UHFFFAOYSA-N 0.000 description 4
- ZXEKIIBDNHEJCQ-UHFFFAOYSA-N isobutanol Chemical compound CC(C)CO ZXEKIIBDNHEJCQ-UHFFFAOYSA-N 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- 239000000126 substance Substances 0.000 description 4
- LQLQDKBJAIILIQ-UHFFFAOYSA-N Dibutyl terephthalate Chemical compound CCCCOC(=O)C1=CC=C(C(=O)OCCCC)C=C1 LQLQDKBJAIILIQ-UHFFFAOYSA-N 0.000 description 3
- QOSMNYMQXIVWKY-UHFFFAOYSA-N Propyl levulinate Chemical compound CCCOC(=O)CCC(C)=O QOSMNYMQXIVWKY-UHFFFAOYSA-N 0.000 description 3
- 238000002425 crystallisation Methods 0.000 description 3
- 230000008025 crystallization Effects 0.000 description 3
- RXDQUKGEPHJIJN-UHFFFAOYSA-N diheptyl benzene-1,4-dicarboxylate Chemical compound CCCCCCCOC(=O)C1=CC=C(C(=O)OCCCCCCC)C=C1 RXDQUKGEPHJIJN-UHFFFAOYSA-N 0.000 description 3
- MLIPQTRXLNTCRS-UHFFFAOYSA-N dihexyl benzene-1,4-dicarboxylate Chemical compound CCCCCCOC(=O)C1=CC=C(C(=O)OCCCCCC)C=C1 MLIPQTRXLNTCRS-UHFFFAOYSA-N 0.000 description 3
- 229920002313 fluoropolymer Polymers 0.000 description 3
- 239000004811 fluoropolymer Substances 0.000 description 3
- 150000002430 hydrocarbons Chemical group 0.000 description 3
- 239000012071 phase Substances 0.000 description 3
- 238000007711 solidification Methods 0.000 description 3
- 230000008023 solidification Effects 0.000 description 3
- WEAPVABOECTMGR-UHFFFAOYSA-N triethyl 2-acetyloxypropane-1,2,3-tricarboxylate Chemical compound CCOC(=O)CC(C(=O)OCC)(OC(C)=O)CC(=O)OCC WEAPVABOECTMGR-UHFFFAOYSA-N 0.000 description 3
- 239000001069 triethyl citrate Substances 0.000 description 3
- VMYFZRTXGLUXMZ-UHFFFAOYSA-N triethyl citrate Natural products CCOC(=O)C(O)(C(=O)OCC)C(=O)OCC VMYFZRTXGLUXMZ-UHFFFAOYSA-N 0.000 description 3
- 235000013769 triethyl citrate Nutrition 0.000 description 3
- VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 description 2
- 239000005977 Ethylene Substances 0.000 description 2
- 229920006125 amorphous polymer Polymers 0.000 description 2
- UUAGAQFQZIEFAH-UHFFFAOYSA-N chlorotrifluoroethylene Chemical group FC(F)=C(F)Cl UUAGAQFQZIEFAH-UHFFFAOYSA-N 0.000 description 2
- 238000000576 coating method Methods 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- 238000001914 filtration Methods 0.000 description 2
- 239000012046 mixed solvent Substances 0.000 description 2
- 230000035699 permeability Effects 0.000 description 2
- BDERNNFJNOPAEC-UHFFFAOYSA-N propan-1-ol Chemical compound CCCO BDERNNFJNOPAEC-UHFFFAOYSA-N 0.000 description 2
- 238000007790 scraping Methods 0.000 description 2
- 238000009987 spinning Methods 0.000 description 2
- 229920001169 thermoplastic Polymers 0.000 description 2
- 239000004416 thermosoftening plastic Substances 0.000 description 2
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 description 1
- 239000002033 PVDF binder Substances 0.000 description 1
- 239000004696 Poly ether ether ketone Substances 0.000 description 1
- 239000004698 Polyethylene Substances 0.000 description 1
- 239000004734 Polyphenylene sulfide Substances 0.000 description 1
- 239000004743 Polypropylene Substances 0.000 description 1
- BZHJMEDXRYGGRV-UHFFFAOYSA-N Vinyl chloride Chemical compound ClC=C BZHJMEDXRYGGRV-UHFFFAOYSA-N 0.000 description 1
- 238000005299 abrasion Methods 0.000 description 1
- 229920005603 alternating copolymer Polymers 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 229910002056 binary alloy Inorganic materials 0.000 description 1
- 229960000074 biopharmaceutical Drugs 0.000 description 1
- 238000003889 chemical engineering Methods 0.000 description 1
- 239000003153 chemical reaction reagent Substances 0.000 description 1
- 150000001804 chlorine Chemical class 0.000 description 1
- 239000000460 chlorine Substances 0.000 description 1
- 229910052801 chlorine Inorganic materials 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 239000003651 drinking water Substances 0.000 description 1
- 235000020188 drinking water Nutrition 0.000 description 1
- 238000001879 gelation Methods 0.000 description 1
- 229920001903 high density polyethylene Polymers 0.000 description 1
- 239000004700 high-density polyethylene Substances 0.000 description 1
- 239000012456 homogeneous solution Substances 0.000 description 1
- 229920001519 homopolymer Polymers 0.000 description 1
- 239000008235 industrial water Substances 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 210000004072 lung Anatomy 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 238000004377 microelectronic Methods 0.000 description 1
- 239000012982 microporous membrane Substances 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 239000013307 optical fiber Substances 0.000 description 1
- 239000003960 organic solvent Substances 0.000 description 1
- 239000003973 paint Substances 0.000 description 1
- 230000035515 penetration Effects 0.000 description 1
- 238000010587 phase diagram Methods 0.000 description 1
- 238000000614 phase inversion technique Methods 0.000 description 1
- 229920002530 polyetherether ketone Polymers 0.000 description 1
- 229920000573 polyethylene Polymers 0.000 description 1
- 239000002861 polymer material Substances 0.000 description 1
- 229920000069 polyphenylene sulfide Polymers 0.000 description 1
- 229920001155 polypropylene Polymers 0.000 description 1
- 229920002981 polyvinylidene fluoride Polymers 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 239000000565 sealant Substances 0.000 description 1
- 239000010865 sewage Substances 0.000 description 1
- 239000004575 stone Substances 0.000 description 1
- 239000004753 textile Substances 0.000 description 1
- 238000004017 vitrification Methods 0.000 description 1
Images
Classifications
-
- 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
- B01D71/30—Polyalkenyl halides
-
- 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
- B01D67/0011—Casting solutions therefor
-
- 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
- B01D69/06—Flat membranes
-
- 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
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/44—Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Dispersion Chemistry (AREA)
- Manufacturing & Machinery (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Organic Chemistry (AREA)
- Separation Using Semi-Permeable Membranes (AREA)
Abstract
Description
δ<sub>d </sub>(Mpa)<sup>0.5</sup> | δ<sub>p </sub>(Mpa)<sup>0.5</sup> | δ<sub>h </sub>(Mpa)<sup>0.5</sup> | R<sub>a </sub>(Mpa)<sup>0.5</sup> | |
ECTFE | 19.5 | 7.3 | 1.7 | - |
DOTP | 16.6 | 7.0 | 3.1 | 5.97 |
ATBC | 16.0 | 2.6 | 8.6 | 10.89 |
实施例1 | 实施例2 | 实施例3 | 对照例1 | 对照例2 | |
25℃纯水通量 / L/m<sup>2</sup>h | 532 | 325 | 382 | 289 | 378 |
平均孔径 / nm | 402 | 322 | 352 | 316 | 335 |
拉伸强度 /MPa | 1.76 | 1.82 | 1.42 | 1.93 | 1.34 |
孔隙率/% | 55.3 | 55.6 | 56.3 | 50.1 | 58.9 |
Claims (1)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201711291067.5A CN108057346B (zh) | 2017-12-08 | 2017-12-08 | 一种高通量聚合物分离膜、制备方法、稀释剂组合物以及应用 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201711291067.5A CN108057346B (zh) | 2017-12-08 | 2017-12-08 | 一种高通量聚合物分离膜、制备方法、稀释剂组合物以及应用 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN108057346A CN108057346A (zh) | 2018-05-22 |
CN108057346B true CN108057346B (zh) | 2020-12-25 |
Family
ID=62136365
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201711291067.5A Active CN108057346B (zh) | 2017-12-08 | 2017-12-08 | 一种高通量聚合物分离膜、制备方法、稀释剂组合物以及应用 |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN108057346B (zh) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109277004A (zh) * | 2018-11-01 | 2019-01-29 | 浙江省化工研究院有限公司 | 一种乙烯-三氟氯乙烯共聚物微孔分离膜及其制备方法和应用 |
CN112853626B (zh) * | 2019-11-26 | 2022-08-05 | 浙江省化工研究院有限公司 | 一种ectfe熔喷膜及其制备方法 |
CN112403289B (zh) * | 2020-10-21 | 2021-09-07 | 清华大学 | 一种具有梯度孔结构的聚(4-甲基-1-戊烯)中空纤维膜及其制备方法 |
CN116143234A (zh) * | 2021-11-22 | 2023-05-23 | 沃顿科技股份有限公司 | 一种海水淡化反渗透膜的制备方法和由其制备的反渗透膜 |
Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2011168741A (ja) * | 2010-02-22 | 2011-09-01 | Nok Corp | ポリフッ化ビニリデン系多孔質膜の製造法 |
CN102228805A (zh) * | 2011-04-28 | 2011-11-02 | 清华大学 | 一种制备乙烯-三氟氯乙烯共聚物多孔膜的方法 |
CN103272484A (zh) * | 2013-05-27 | 2013-09-04 | 河北工业大学 | 一种高度疏水微孔膜的制备方法 |
CN103521092A (zh) * | 2013-10-18 | 2014-01-22 | 国家海洋局天津海水淡化与综合利用研究所 | 一种制备含氟聚合物微孔膜的环境友好型的工艺方法 |
CN105797590A (zh) * | 2016-03-25 | 2016-07-27 | 南京工业大学 | 一种采用环保稀释剂制备聚合物膜的方法 |
CN106040018A (zh) * | 2016-07-13 | 2016-10-26 | 北京中环膜材料科技有限公司 | 一种聚三氟氯乙烯中空纤维膜的制备方法及由其制备的产品 |
CN107427785A (zh) * | 2015-03-09 | 2017-12-01 | 阿科玛股份有限公司 | 用于液体浆料的pvdf粉末 |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP5076320B2 (ja) * | 2006-01-11 | 2012-11-21 | 東洋紡績株式会社 | ポリフッ化ビニリデン系中空糸型微多孔膜の製造方法 |
CN100523077C (zh) * | 2008-01-07 | 2009-08-05 | 北京碧水源科技股份有限公司 | 一种共混膜,所述膜的生产方法与用途 |
CN101396641B (zh) * | 2008-10-31 | 2013-06-05 | 北京坎普尔环保技术有限公司 | 复合热致相分离制膜方法 |
CN104772049A (zh) * | 2014-01-15 | 2015-07-15 | 天津海之凰科技有限公司 | 一种热致相分离法制备聚偏氟乙烯疏水微孔膜的方法 |
CN104492281B (zh) * | 2014-12-04 | 2015-10-07 | 菏泽学院 | 一种水溶性稀释剂制备聚偏氟乙烯膜的方法 |
CN106390776A (zh) * | 2016-08-31 | 2017-02-15 | 朱兆奇 | 一种挤出机生产聚偏氟乙烯多孔膜的方法 |
-
2017
- 2017-12-08 CN CN201711291067.5A patent/CN108057346B/zh active Active
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2011168741A (ja) * | 2010-02-22 | 2011-09-01 | Nok Corp | ポリフッ化ビニリデン系多孔質膜の製造法 |
CN102228805A (zh) * | 2011-04-28 | 2011-11-02 | 清华大学 | 一种制备乙烯-三氟氯乙烯共聚物多孔膜的方法 |
CN103272484A (zh) * | 2013-05-27 | 2013-09-04 | 河北工业大学 | 一种高度疏水微孔膜的制备方法 |
CN103521092A (zh) * | 2013-10-18 | 2014-01-22 | 国家海洋局天津海水淡化与综合利用研究所 | 一种制备含氟聚合物微孔膜的环境友好型的工艺方法 |
CN107427785A (zh) * | 2015-03-09 | 2017-12-01 | 阿科玛股份有限公司 | 用于液体浆料的pvdf粉末 |
CN105797590A (zh) * | 2016-03-25 | 2016-07-27 | 南京工业大学 | 一种采用环保稀释剂制备聚合物膜的方法 |
CN106040018A (zh) * | 2016-07-13 | 2016-10-26 | 北京中环膜材料科技有限公司 | 一种聚三氟氯乙烯中空纤维膜的制备方法及由其制备的产品 |
Also Published As
Publication number | Publication date |
---|---|
CN108057346A (zh) | 2018-05-22 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN108057346B (zh) | 一种高通量聚合物分离膜、制备方法、稀释剂组合物以及应用 | |
CN109092087B (zh) | 一种氧化石墨烯改性聚酰胺复合纳滤膜及其制备方法 | |
CN104772043B (zh) | 海藻酸钠‑石墨相氮化碳纳米片杂化复合膜及制备和应用 | |
CN105771703B (zh) | 一种聚醚砜基复合正渗透膜的制备方法 | |
CN110280143B (zh) | 一种多巴胺/氧化石墨烯/聚乙烯醇复合纳滤膜的制备方法 | |
US8722146B2 (en) | Method for making liquid separation membrane | |
CN101632903A (zh) | 聚偏氟乙烯微孔膜及制备方法 | |
CN102755841A (zh) | 具有β晶相结构的疏水PVDF微孔膜的制备方法及产品 | |
CN106512750A (zh) | 一种采用环保稀释剂制备聚合物膜的方法 | |
KR20130113184A (ko) | 실리콘 고분자 비대칭 복합막 및 이의 제조방법 | |
CN108499363A (zh) | 原位合成纳米二氧化硅改性pvdf疏水微孔膜的方法 | |
CN101721927B (zh) | 含二氮杂萘酮结构共聚芳醚砜超滤膜及其制备方法 | |
CN103908903A (zh) | 一种自清洁的芳纶膜及其制备方法和在气体分离中的应用 | |
CN108479414B (zh) | 一种中空纤维聚合物膜、制备方法及其在盐水精制中的用途 | |
CN105582816A (zh) | 一种氧化石墨烯改性正渗透膜的制备方法 | |
CN104524991A (zh) | 制备复合导电膜的方法 | |
Huang et al. | Fabrication and properties of poly (tetrafluoroethylene-co-hexafluoropropylene) hollow fiber membranes | |
CN102512987B (zh) | 一种高通量的聚偏氟乙烯中空纤维膜的制备方法 | |
CN100423822C (zh) | 大孔径聚醚砜膜及其制备方法和用途 | |
CN111514765A (zh) | 一种MIL-101(Fe)掺杂的秸秆基醋酸纤维素复合膜的制备方法 | |
You et al. | Study on poly (tetrafluoroethylene-co-hexafluoropropylene) hollow fiber membranes with surface modification by a chemical vapor deposition method | |
CN108499376A (zh) | 一种亲水改性聚丙烯腈分离膜、制备方法及应用 | |
CN105013331B (zh) | 应用铸膜液制备pdms/pvdf共混渗透汽化膜的方法 | |
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 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PB01 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
GR01 | Patent grant | ||
GR01 | Patent grant | ||
TR01 | Transfer of patent right | ||
TR01 | Transfer of patent right |
Effective date of registration: 20231205 Address after: 211800 No.1 yuansiwu, Jiangbei new district, Nanjing City, Jiangsu Province Patentee after: Cui Chaoliang Patentee after: Guo Baitao Address before: 210009, 5 new model street, Gulou District, Jiangsu, Nanjing Patentee before: Nanjing Tech University |
|
TR01 | Transfer of patent right | ||
TR01 | Transfer of patent right |
Effective date of registration: 20240109 Address after: Room 301, Building 015, No. 135 Zhangji Road, Kunshan Development Zone, Suzhou City, Jiangsu Province, 215333 Patentee after: Jiangsu Aike Film High tech Co.,Ltd. Address before: 211800 No.1 yuansiwu, Jiangbei new district, Nanjing City, Jiangsu Province Patentee before: Cui Chaoliang Patentee before: Guo Baitao |