CN100518911C - 改性膜 - Google Patents
改性膜 Download PDFInfo
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- CN100518911C CN100518911C CNB018205526A CN01820552A CN100518911C CN 100518911 C CN100518911 C CN 100518911C CN B018205526 A CNB018205526 A CN B018205526A CN 01820552 A CN01820552 A CN 01820552A CN 100518911 C CN100518911 C CN 100518911C
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- film
- apertured polymeric
- polymeric film
- reactive modifier
- polymer
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- 239000012528 membrane Substances 0.000 title claims abstract description 54
- 239000000463 material Substances 0.000 claims abstract description 44
- 238000006243 chemical reaction Methods 0.000 claims abstract description 43
- 239000000203 mixture Substances 0.000 claims abstract description 32
- 239000002033 PVDF binder Substances 0.000 claims abstract description 23
- 229920002981 polyvinylidene fluoride Polymers 0.000 claims abstract description 23
- 230000007062 hydrolysis Effects 0.000 claims abstract description 19
- 238000006460 hydrolysis reaction Methods 0.000 claims abstract description 19
- FPYJFEHAWHCUMM-UHFFFAOYSA-N maleic anhydride Chemical compound O=C1OC(=O)C=C1 FPYJFEHAWHCUMM-UHFFFAOYSA-N 0.000 claims abstract description 19
- 230000004048 modification Effects 0.000 claims abstract description 15
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- 229920002492 poly(sulfone) Polymers 0.000 claims abstract description 12
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- 238000000034 method Methods 0.000 claims description 80
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- 230000015572 biosynthetic process Effects 0.000 claims description 32
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 32
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- 229920001223 polyethylene glycol Polymers 0.000 claims description 16
- 238000007385 chemical modification Methods 0.000 claims description 15
- VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 claims description 14
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 claims description 14
- 230000002209 hydrophobic effect Effects 0.000 claims description 14
- KWGKDLIKAYFUFQ-UHFFFAOYSA-M lithium chloride Chemical compound [Li+].[Cl-] KWGKDLIKAYFUFQ-UHFFFAOYSA-M 0.000 claims description 14
- SECXISVLQFMRJM-UHFFFAOYSA-N N-Methylpyrrolidone Chemical compound CN1CCCC1=O SECXISVLQFMRJM-UHFFFAOYSA-N 0.000 claims description 13
- 150000001412 amines Chemical class 0.000 claims description 13
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- 239000000126 substance Substances 0.000 claims description 10
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- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical class OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 claims description 8
- 229920000036 polyvinylpyrrolidone Polymers 0.000 claims description 8
- 229910000019 calcium carbonate Inorganic materials 0.000 claims description 7
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- FAGUFWYHJQFNRV-UHFFFAOYSA-N tetraethylenepentamine Chemical compound NCCNCCNCCNCCN FAGUFWYHJQFNRV-UHFFFAOYSA-N 0.000 claims description 7
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims description 6
- 125000003368 amide group Chemical group 0.000 claims description 6
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- 235000012489 doughnuts Nutrition 0.000 claims description 6
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- 239000011734 sodium Substances 0.000 claims description 5
- 239000002253 acid Substances 0.000 claims description 4
- 238000004132 cross linking Methods 0.000 claims description 4
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Natural products C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 claims description 4
- 150000005846 sugar alcohols Polymers 0.000 claims description 4
- HZAXFHJVJLSVMW-UHFFFAOYSA-N 2-Aminoethan-1-ol Chemical compound NCCO HZAXFHJVJLSVMW-UHFFFAOYSA-N 0.000 claims description 3
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 claims description 3
- 239000004695 Polyether sulfone Substances 0.000 claims description 3
- 229920000491 Polyphenylsulfone Polymers 0.000 claims description 3
- 239000007853 buffer solution Substances 0.000 claims description 3
- 229920006393 polyether sulfone Polymers 0.000 claims description 3
- 239000002243 precursor Substances 0.000 claims description 3
- 229910052708 sodium Inorganic materials 0.000 claims description 3
- 239000004760 aramid Substances 0.000 claims description 2
- 229920003235 aromatic polyamide Polymers 0.000 claims description 2
- 229920005862 polyol Polymers 0.000 claims description 2
- 150000003077 polyols Chemical class 0.000 claims description 2
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- 239000003795 chemical substances by application Substances 0.000 abstract description 4
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- 229920002647 polyamide Polymers 0.000 abstract 1
- 238000001223 reverse osmosis Methods 0.000 abstract 1
- UPBDXRPQPOWRKR-UHFFFAOYSA-N furan-2,5-dione;methoxyethene Chemical group COC=C.O=C1OC(=O)C=C1 UPBDXRPQPOWRKR-UHFFFAOYSA-N 0.000 description 44
- 239000000835 fiber Substances 0.000 description 20
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- 239000007983 Tris buffer Substances 0.000 description 9
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- 239000001267 polyvinylpyrrolidone Substances 0.000 description 7
- 235000013855 polyvinylpyrrolidone Nutrition 0.000 description 7
- WHNWPMSKXPGLAX-UHFFFAOYSA-N N-Vinyl-2-pyrrolidone Chemical compound C=CN1CCCC1=O WHNWPMSKXPGLAX-UHFFFAOYSA-N 0.000 description 6
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- BQCIDUSAKPWEOX-UHFFFAOYSA-N 1,1-Difluoroethene Chemical compound FC(F)=C BQCIDUSAKPWEOX-UHFFFAOYSA-N 0.000 description 5
- 230000004907 flux Effects 0.000 description 5
- 238000001471 micro-filtration Methods 0.000 description 5
- 230000035882 stress Effects 0.000 description 5
- PEDCQBHIVMGVHV-UHFFFAOYSA-N Glycerine Chemical compound OCC(O)CO PEDCQBHIVMGVHV-UHFFFAOYSA-N 0.000 description 4
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- STZCRXQWRGQSJD-GEEYTBSJSA-M methyl orange Chemical compound [Na+].C1=CC(N(C)C)=CC=C1\N=N\C1=CC=C(S([O-])(=O)=O)C=C1 STZCRXQWRGQSJD-GEEYTBSJSA-M 0.000 description 4
- 229940012189 methyl orange Drugs 0.000 description 4
- LYCAIKOWRPUZTN-UHFFFAOYSA-N Ethylene glycol Chemical compound OCCO LYCAIKOWRPUZTN-UHFFFAOYSA-N 0.000 description 3
- 229920000604 Polyethylene Glycol 200 Polymers 0.000 description 3
- 239000000654 additive Substances 0.000 description 3
- 230000000996 additive effect Effects 0.000 description 3
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- 238000005086 pumping Methods 0.000 description 3
- 238000004451 qualitative analysis Methods 0.000 description 3
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- 238000011160 research Methods 0.000 description 3
- OARRHUQTFTUEOS-UHFFFAOYSA-N safranin Chemical compound [Cl-].C=12C=C(N)C(C)=CC2=NC2=CC(C)=C(N)C=C2[N+]=1C1=CC=CC=C1 OARRHUQTFTUEOS-UHFFFAOYSA-N 0.000 description 3
- 238000000108 ultra-filtration Methods 0.000 description 3
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 description 2
- 239000004698 Polyethylene Substances 0.000 description 2
- 239000004743 Polypropylene Substances 0.000 description 2
- JUJWROOIHBZHMG-UHFFFAOYSA-N Pyridine Chemical compound C1=CC=NC=C1 JUJWROOIHBZHMG-UHFFFAOYSA-N 0.000 description 2
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 2
- XTXRWKRVRITETP-UHFFFAOYSA-N Vinyl acetate Chemical compound CC(=O)OC=C XTXRWKRVRITETP-UHFFFAOYSA-N 0.000 description 2
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- 229910052799 carbon Inorganic materials 0.000 description 2
- 238000005266 casting Methods 0.000 description 2
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- 238000010894 electron beam technology Methods 0.000 description 2
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- 125000000524 functional group Chemical group 0.000 description 2
- 239000007789 gas Substances 0.000 description 2
- 235000011187 glycerol Nutrition 0.000 description 2
- 230000003993 interaction Effects 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- XJRBAMWJDBPFIM-UHFFFAOYSA-N methyl vinyl ether Chemical compound COC=C XJRBAMWJDBPFIM-UHFFFAOYSA-N 0.000 description 2
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- 239000003960 organic solvent Substances 0.000 description 2
- 230000000704 physical effect Effects 0.000 description 2
- 229920000573 polyethylene Polymers 0.000 description 2
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- 229920001343 polytetrafluoroethylene Polymers 0.000 description 2
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- 238000009736 wetting Methods 0.000 description 2
- 241000894006 Bacteria Species 0.000 description 1
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 description 1
- 206010009866 Cold sweat Diseases 0.000 description 1
- ISWSIDIOOBJBQZ-UHFFFAOYSA-N Phenol Chemical compound OC1=CC=CC=C1 ISWSIDIOOBJBQZ-UHFFFAOYSA-N 0.000 description 1
- 239000004372 Polyvinyl alcohol Substances 0.000 description 1
- 238000001237 Raman spectrum Methods 0.000 description 1
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 1
- 239000005864 Sulphur Substances 0.000 description 1
- 241000700605 Viruses Species 0.000 description 1
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- 150000001299 aldehydes Chemical class 0.000 description 1
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- 239000003513 alkali Substances 0.000 description 1
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- 150000001408 amides Chemical class 0.000 description 1
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- 239000007864 aqueous solution Substances 0.000 description 1
- 150000004945 aromatic hydrocarbons Chemical class 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
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- 150000001720 carbohydrates Chemical class 0.000 description 1
- 239000003153 chemical reaction reagent Substances 0.000 description 1
- 239000000460 chlorine Substances 0.000 description 1
- 229910052801 chlorine Inorganic materials 0.000 description 1
- 239000000701 coagulant Substances 0.000 description 1
- 230000001112 coagulating effect Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000012937 correction Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
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- 239000013078 crystal Substances 0.000 description 1
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- 150000008282 halocarbons Chemical class 0.000 description 1
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- 238000007781 pre-processing Methods 0.000 description 1
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- 125000002924 primary amino group Chemical group [H]N([H])* 0.000 description 1
- UMJSCPRVCHMLSP-UHFFFAOYSA-N pyridine Natural products COC1=CC=CN=C1 UMJSCPRVCHMLSP-UHFFFAOYSA-N 0.000 description 1
- 238000011002 quantification Methods 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 238000010526 radical polymerization reaction Methods 0.000 description 1
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- 238000000926 separation method Methods 0.000 description 1
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- 239000011780 sodium chloride Substances 0.000 description 1
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Images
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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
-
- 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
- B01D67/0081—After-treatment of organic or inorganic membranes
- B01D67/0093—Chemical modification
- B01D67/00933—Chemical modification by addition of a layer chemically bonded to the membrane
-
- 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
- B01D67/0081—After-treatment of organic or inorganic membranes
- B01D67/0093—Chemical modification
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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
- B01D67/0018—Thermally induced processes [TIPS]
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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
- B01D69/12—Composite membranes; Ultra-thin membranes
- B01D69/125—In situ manufacturing by polymerisation, polycondensation, cross-linking or chemical reaction
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
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- 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
- B01D71/32—Polyalkenyl halides containing fluorine atoms
- B01D71/34—Polyvinylidene fluoride
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
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- B01D71/00—Semi-permeable membranes for separation processes or apparatus characterised by the material; Manufacturing processes specially adapted therefor
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- B01D71/40—Polymers of unsaturated acids or derivatives thereof, e.g. salts, amides, imides, nitriles, anhydrides, esters
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
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- B01D71/403—Polymers based on the polymerisation of maleic acid or derivatives thereof
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- B—PERFORMING OPERATIONS; TRANSPORTING
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
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- B01D2325/24—Mechanical properties, e.g. strength
Abstract
Description
纺丝液1 | 纺丝液2 | 纺丝液3 | 纺丝液4 | |
PVDF | 119.3(17%) | 103.76(17.2%) | 102.49(17%) | 102.61(17%) |
Gantrez | 21.44(3.1%) | 18.43(3.1%) | 18.35(3.1%) | |
S630 | 18.62(2.7%) | 16.05(2.7%) | 15.93(2.65%) | 15.66(2.6%) |
LiCl | 21.09(3%) | 18.02(3.0%) | 18.32(3.05%) | 18.66(3.1%) |
NMP | 520.6(74.2%) | 446.49(74.1%) | 464.6(77.3%) | 446.61(74.2%) |
总计 | 701.05 | 602.75 | 601.34 | 601.89 |
纺丝液的泵送速度 | 腔(lumen)的泵送速度 | 收卷机的泵送速度 | |
纺丝液1 | 150 | 400 | 300 |
纺丝液2 | 350 | 200 | 800 |
纺丝液3 | 350 | 200 | 800 |
纺丝液4 | 250 | 170 | 645 |
纺丝液3 | 纺丝液4 | 纺丝液5 | |
PVDF | 122.14(20.3%) | 121.49(20.1%) | 100.56(20%) |
Gantrez | 18.14(3%) | 15.24(3%) | |
S630 | 15.94(2.6%) | 15.78(2.6%) | |
糖 | |||
LiCl | 18.65(3.1%) | 19.61(3.2%) | 15.62(3.1%) |
NMP | 428.29(71%) | 449.02(74.1%) | 371.2(73.9%) |
水 | |||
总计 | 603.16 | 605.9 | 502.62 |
样品在甲基橙中之前 | 样品在甲基橙中之后 | 样品在藏红中之前 | 样品在藏红中之后 | |
TEP | 4.5 | 3.294 | 3.354 | 3.159 |
TRIS | 4.5 | 3.178 | 3.243 | 3.131 |
PEG-200 | 3.466 | 3.193 | 3.243 | 3.289 |
CaCO<sub>3</sub> | 4.5 | 3.275 | 3.216 | 2.582 |
丁醇 | 3.876 | 3.178 | 3.203 | 3.132 |
H<sub>2</sub>SO<sub>4</sub> | 3.165 | 3.224 | 3.392 | 2.943 |
样品在甲基橙中之前 | 膜在染料中之后 | 膜在带有pH7的缓冲片剂的染料中之后 | |
TEP | 0.423 | 0.219 | 0.185 |
TRIS | 0.429 | 0.411 | 0.367 |
PEG-200 | 0.411 | 0.390 | 0.350 |
丁醇 | 0.429 | 0.394 | 0.373 |
H<sub>2</sub>SO<sub>4</sub> | 0.440 | 0.139 | 0.402 |
CaCO<sub>3</sub> | 0.427 | 0.369 | 0.362 |
湿态 | 干态 | |
TEP | 32.32±7.65 | 47.20±4.78 |
TRIS | 34.05±7.12 | 50.13±9.51 |
PEG | 60.51±8.69 | 33.62±5.55 |
H<sub>2</sub>SO<sub>4</sub> | 22.57±2.53 | 21.63±1.56 |
CaCO<sub>3</sub> | 24.19±8.11 | 26.30+5.11 |
丁醇 | 30.80±6.57 |
无Gantrez的纺丝液 | 无Gantrez的纺丝液 | Kynar500纺丝液 | |
TEP | 49.46±9.54 | 23.64±5.13 | 58.8±6.13 |
TRIS | 54.46±10.32 | 17.18±2.308 | 77.75±10.78 |
PEG | 90.25±11.60 | 52.75±4.158 | 123.0±9.1 |
H<sub>2</sub>SO<sub>4</sub> | 48.28±7.44 | 6.008±0.868 | 47.18±13.13 |
Na<sub>2</sub>CO<sub>3</sub> | 40.55±13.93 | 18.30±2.41 | 67.74±9.25 |
丁醇 | 60.86±6.60 | 8.338±3.415 | 31.48±3.77 |
水 | 44.85±8.79 | 7.385±2.973 |
在@100kPa下的流出时间 | 在@400kPa下的流出时间 | #纤维 | 长度(m) | OD(mm) | 在@100kPa下的LMH | 在@400kPa下的LMH | |
TRIS | 39.3 | 15.0 | 4 | 0.6 | 0.85 | 143.005 | 374.672 |
PEG | 36.5 | 10.4 | 4 | 0.6 | 0.85 | 153.975 | 540.393 |
H<sub>2</sub>SO<sub>4</sub> | 128.2 | 33.6 | 4 | 0.5 | 0.85 | 52.606 | 200.717 |
丁醇 | 116.4 | 34.3 | 4 | 0.4 | 0.85 | 72.424 | 245.776 |
CaCO<sub>3</sub> | 53.4 | 14.6 | 4 | 0.55 | 0.85 | 114.813 | 419.931 |
w/oGantrez | wGantrez | #纤维 | 长度(m) | OD(μm) | 没有Gantrez的LMH | 含有Gantrez的LMH | |
TRIS | 127.4 | 379.3 | 6 | 0.45 | 1000 | 33.330 | 11.195 |
PEG | 38.1 | 965.8 | 6 | 0.5 | 1100 | 91.187 | 3.597 |
H<sub>2</sub>SO<sub>4</sub> | 95.3 | 3534.1 | 6 | 0.5 | 1000 | 40.101 | 1.081 |
丁醇 | 70.7 | 6 | 0.5 | 1000 | 54.055 | ||
Na<sub>2</sub>CO<sub>3</sub> | 84.7 | 6 | 0.55 | 1000 | 41.018 | ||
TEP | 123.9 | 6 | 0.55 | 1000 | 28.041 | ||
水 | 275.7 | 6 | 0.5 | 1000 | 13.862 |
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- 2001-11-09 KR KR1020037006472A patent/KR100903804B1/ko not_active IP Right Cessation
- 2001-11-09 JP JP2002540831A patent/JP4355493B2/ja not_active Expired - Fee Related
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2003
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Also Published As
Publication number | Publication date |
---|---|
KR100903804B1 (ko) | 2009-06-25 |
US6884350B2 (en) | 2005-04-26 |
ES2346131T3 (es) | 2010-10-11 |
US20040035782A1 (en) | 2004-02-26 |
US7300022B2 (en) | 2007-11-27 |
CA2428457A1 (en) | 2002-05-16 |
EP1349644A4 (en) | 2004-02-11 |
US20050029186A1 (en) | 2005-02-10 |
AU1480202A (en) | 2002-05-21 |
US7404896B2 (en) | 2008-07-29 |
KR20030084898A (ko) | 2003-11-01 |
AUPR143400A0 (en) | 2000-12-07 |
US20050029185A1 (en) | 2005-02-10 |
CN1633329A (zh) | 2005-06-29 |
IN2003DE00721A (zh) | 2007-02-02 |
CA2428457C (en) | 2010-06-22 |
EP1349644B1 (en) | 2010-06-16 |
US20050032982A1 (en) | 2005-02-10 |
EP1349644A1 (en) | 2003-10-08 |
JP2004523338A (ja) | 2004-08-05 |
JP4355493B2 (ja) | 2009-11-04 |
ATE471204T1 (de) | 2010-07-15 |
IN222005B (zh) | 2008-08-08 |
DE60142408D1 (de) | 2010-07-29 |
WO2002038256A1 (en) | 2002-05-16 |
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