JPS6156325B2 - - Google Patents
Info
- Publication number
- JPS6156325B2 JPS6156325B2 JP56191409A JP19140981A JPS6156325B2 JP S6156325 B2 JPS6156325 B2 JP S6156325B2 JP 56191409 A JP56191409 A JP 56191409A JP 19140981 A JP19140981 A JP 19140981A JP S6156325 B2 JPS6156325 B2 JP S6156325B2
- Authority
- JP
- Japan
- Prior art keywords
- hollow fiber
- polysulfone
- fiber membrane
- membrane
- 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.)
- Expired
Links
- 239000012528 membrane Substances 0.000 claims description 162
- 239000012510 hollow fiber Substances 0.000 claims description 98
- 229920002492 poly(sulfone) Polymers 0.000 claims description 79
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 57
- 239000000843 powder Substances 0.000 claims description 35
- 239000002904 solvent Substances 0.000 claims description 35
- 239000007788 liquid Substances 0.000 claims description 34
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 30
- 238000004519 manufacturing process Methods 0.000 claims description 25
- 239000002245 particle Substances 0.000 claims description 22
- 238000009987 spinning Methods 0.000 claims description 19
- 239000000377 silicon dioxide Substances 0.000 claims description 13
- 239000003795 chemical substances by application Substances 0.000 claims description 12
- 238000005345 coagulation Methods 0.000 claims description 9
- 230000015271 coagulation Effects 0.000 claims description 9
- 238000001891 gel spinning Methods 0.000 claims description 6
- 239000000203 mixture Substances 0.000 claims description 5
- 239000011259 mixed solution Substances 0.000 claims 2
- 230000035699 permeability Effects 0.000 description 33
- ZMXDDKWLCZADIW-UHFFFAOYSA-N N,N-Dimethylformamide Chemical compound CN(C)C=O ZMXDDKWLCZADIW-UHFFFAOYSA-N 0.000 description 30
- 239000011148 porous material Substances 0.000 description 28
- 238000011001 backwashing Methods 0.000 description 24
- 238000000034 method Methods 0.000 description 20
- 238000009423 ventilation Methods 0.000 description 16
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 15
- 239000004816 latex Substances 0.000 description 15
- 229920000126 latex Polymers 0.000 description 15
- 239000011550 stock solution Substances 0.000 description 15
- 229920003171 Poly (ethylene oxide) Polymers 0.000 description 13
- 239000007864 aqueous solution Substances 0.000 description 13
- 238000000605 extraction Methods 0.000 description 13
- 229920000642 polymer Polymers 0.000 description 12
- 239000006185 dispersion Substances 0.000 description 9
- 230000001112 coagulating effect Effects 0.000 description 8
- 239000000463 material Substances 0.000 description 8
- 239000012466 permeate Substances 0.000 description 8
- 238000003756 stirring Methods 0.000 description 8
- 239000004793 Polystyrene Substances 0.000 description 7
- 230000000694 effects Effects 0.000 description 7
- 229920002223 polystyrene Polymers 0.000 description 7
- 238000000578 dry spinning Methods 0.000 description 6
- 244000005700 microbiome Species 0.000 description 6
- 239000002893 slag Substances 0.000 description 6
- 239000000243 solution Substances 0.000 description 6
- 238000005406 washing Methods 0.000 description 6
- 238000001914 filtration Methods 0.000 description 5
- 239000007789 gas Substances 0.000 description 5
- 235000011121 sodium hydroxide Nutrition 0.000 description 5
- 239000000126 substance Substances 0.000 description 5
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 4
- 239000002174 Styrene-butadiene Substances 0.000 description 4
- 239000003513 alkali Substances 0.000 description 4
- MTAZNLWOLGHBHU-UHFFFAOYSA-N butadiene-styrene rubber Chemical compound C=CC=C.C=CC1=CC=CC=C1 MTAZNLWOLGHBHU-UHFFFAOYSA-N 0.000 description 4
- 238000007654 immersion Methods 0.000 description 4
- 238000002156 mixing Methods 0.000 description 4
- 238000011085 pressure filtration Methods 0.000 description 4
- 239000007787 solid Substances 0.000 description 4
- 239000011115 styrene butadiene Substances 0.000 description 4
- 229920003048 styrene butadiene rubber Polymers 0.000 description 4
- 230000000052 comparative effect Effects 0.000 description 3
- 239000000835 fiber Substances 0.000 description 3
- 150000003839 salts Chemical class 0.000 description 3
- 230000003068 static effect Effects 0.000 description 3
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 description 2
- MHAJPDPJQMAIIY-UHFFFAOYSA-N Hydrogen peroxide Chemical compound OO MHAJPDPJQMAIIY-UHFFFAOYSA-N 0.000 description 2
- FXHOOIRPVKKKFG-UHFFFAOYSA-N N,N-Dimethylacetamide Chemical compound CN(C)C(C)=O FXHOOIRPVKKKFG-UHFFFAOYSA-N 0.000 description 2
- SECXISVLQFMRJM-UHFFFAOYSA-N N-Methylpyrrolidone Chemical compound CN1CCCC1=O SECXISVLQFMRJM-UHFFFAOYSA-N 0.000 description 2
- 239000004695 Polyether sulfone Substances 0.000 description 2
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 2
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 2
- XLOMVQKBTHCTTD-UHFFFAOYSA-N Zinc monoxide Chemical compound [Zn]=O XLOMVQKBTHCTTD-UHFFFAOYSA-N 0.000 description 2
- 239000002253 acid Substances 0.000 description 2
- 239000012298 atmosphere Substances 0.000 description 2
- 229920003174 cellulose-based polymer Polymers 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 238000010790 dilution Methods 0.000 description 2
- 239000012895 dilution Substances 0.000 description 2
- 238000004090 dissolution Methods 0.000 description 2
- 238000009826 distribution Methods 0.000 description 2
- 229920001477 hydrophilic polymer Polymers 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 239000003960 organic solvent Substances 0.000 description 2
- 230000003647 oxidation Effects 0.000 description 2
- 238000007254 oxidation reaction Methods 0.000 description 2
- 229920006393 polyether sulfone Polymers 0.000 description 2
- 239000000047 product Substances 0.000 description 2
- 229910052814 silicon oxide Inorganic materials 0.000 description 2
- 239000002002 slurry Substances 0.000 description 2
- 239000004094 surface-active agent Substances 0.000 description 2
- 239000002351 wastewater Substances 0.000 description 2
- 238000002166 wet spinning Methods 0.000 description 2
- 229920002307 Dextran Polymers 0.000 description 1
- 239000004372 Polyvinyl alcohol Substances 0.000 description 1
- VMHLLURERBWHNL-UHFFFAOYSA-M Sodium acetate Chemical compound [Na+].CC([O-])=O VMHLLURERBWHNL-UHFFFAOYSA-M 0.000 description 1
- 239000005708 Sodium hypochlorite Substances 0.000 description 1
- DBMJMQXJHONAFJ-UHFFFAOYSA-M Sodium laurylsulphate Chemical compound [Na+].CCCCCCCCCCCCOS([O-])(=O)=O DBMJMQXJHONAFJ-UHFFFAOYSA-M 0.000 description 1
- 238000003917 TEM image Methods 0.000 description 1
- 229920004888 Victrex® 200P Polymers 0.000 description 1
- 230000002378 acidificating effect Effects 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 125000003118 aryl group Chemical group 0.000 description 1
- 239000011324 bead Substances 0.000 description 1
- 229910000019 calcium carbonate Inorganic materials 0.000 description 1
- AXCZMVOFGPJBDE-UHFFFAOYSA-L calcium dihydroxide Chemical compound [OH-].[OH-].[Ca+2] AXCZMVOFGPJBDE-UHFFFAOYSA-L 0.000 description 1
- 239000000920 calcium hydroxide Substances 0.000 description 1
- 229910001861 calcium hydroxide Inorganic materials 0.000 description 1
- MKJXYGKVIBWPFZ-UHFFFAOYSA-L calcium lactate Chemical compound [Ca+2].CC(O)C([O-])=O.CC(O)C([O-])=O MKJXYGKVIBWPFZ-UHFFFAOYSA-L 0.000 description 1
- 239000001527 calcium lactate Substances 0.000 description 1
- 235000011086 calcium lactate Nutrition 0.000 description 1
- 229960002401 calcium lactate Drugs 0.000 description 1
- 238000004364 calculation method Methods 0.000 description 1
- 150000001732 carboxylic acid derivatives Chemical class 0.000 description 1
- 239000008119 colloidal silica Substances 0.000 description 1
- 238000000635 electron micrograph Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000001747 exhibiting effect Effects 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 229910052736 halogen Inorganic materials 0.000 description 1
- 150000002367 halogens Chemical class 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000009775 high-speed stirring Methods 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 125000004435 hydrogen atom Chemical class [H]* 0.000 description 1
- 229920001600 hydrophobic polymer Polymers 0.000 description 1
- 230000001771 impaired effect Effects 0.000 description 1
- 230000005764 inhibitory process Effects 0.000 description 1
- 150000002484 inorganic compounds Chemical class 0.000 description 1
- 229910010272 inorganic material Inorganic materials 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- 229910044991 metal oxide Inorganic materials 0.000 description 1
- 150000004706 metal oxides Chemical class 0.000 description 1
- 125000002496 methyl group Chemical group [H]C([H])([H])* 0.000 description 1
- 230000000813 microbial effect Effects 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- IQZPDFORWZTSKT-UHFFFAOYSA-N nitrosulphonic acid Chemical compound OS(=O)(=O)[N+]([O-])=O IQZPDFORWZTSKT-UHFFFAOYSA-N 0.000 description 1
- 150000002894 organic compounds Chemical class 0.000 description 1
- 230000001590 oxidative effect Effects 0.000 description 1
- TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical compound O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 description 1
- 125000001997 phenyl group Chemical group [H]C1=C([H])C([H])=C(*)C([H])=C1[H] 0.000 description 1
- 230000000704 physical effect Effects 0.000 description 1
- 239000002798 polar solvent Substances 0.000 description 1
- 238000006116 polymerization reaction Methods 0.000 description 1
- 229920002451 polyvinyl alcohol Polymers 0.000 description 1
- 125000001453 quaternary ammonium group Chemical group 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000010865 sewage Substances 0.000 description 1
- 239000001632 sodium acetate Substances 0.000 description 1
- 235000017281 sodium acetate Nutrition 0.000 description 1
- 239000011780 sodium chloride Substances 0.000 description 1
- SUKJFIGYRHOWBL-UHFFFAOYSA-N sodium hypochlorite Chemical compound [Na+].Cl[O-] SUKJFIGYRHOWBL-UHFFFAOYSA-N 0.000 description 1
- 235000019333 sodium laurylsulphate Nutrition 0.000 description 1
- 239000001488 sodium phosphate Substances 0.000 description 1
- 229910000162 sodium phosphate Inorganic materials 0.000 description 1
- 125000001424 substituent group Chemical group 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 229920001059 synthetic polymer Polymers 0.000 description 1
- 239000008399 tap water Substances 0.000 description 1
- 235000020679 tap water Nutrition 0.000 description 1
- RYFMWSXOAZQYPI-UHFFFAOYSA-K trisodium phosphate Chemical compound [Na+].[Na+].[Na+].[O-]P([O-])([O-])=O RYFMWSXOAZQYPI-UHFFFAOYSA-K 0.000 description 1
- 238000001132 ultrasonic dispersion Methods 0.000 description 1
- 239000011787 zinc oxide Substances 0.000 description 1
- XOOUIPVCVHRTMJ-UHFFFAOYSA-L zinc stearate Chemical compound [Zn+2].CCCCCCCCCCCCCCCCCC([O-])=O.CCCCCCCCCCCCCCCCCC([O-])=O XOOUIPVCVHRTMJ-UHFFFAOYSA-L 0.000 description 1
Landscapes
- Separation Using Semi-Permeable Membranes (AREA)
- Artificial Filaments (AREA)
- Spinning Methods And Devices For Manufacturing Artificial Fibers (AREA)
Description
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補é æ³ã
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP19140981A JPS5891822A (ja) | 1981-11-27 | 1981-11-27 | ããªã¹ã«ãã³äžç©ºç¹ç¶èã®è£œé æ³ |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP19140981A JPS5891822A (ja) | 1981-11-27 | 1981-11-27 | ããªã¹ã«ãã³äžç©ºç¹ç¶èã®è£œé æ³ |
Related Child Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP6308886A Division JPS61222505A (ja) | 1986-03-20 | 1986-03-20 | ããªã¹ã«ãã³äžç©ºç¹ç¶èãçšããæ¿Ÿéæ³ |
JP15541886A Division JPS6241314A (ja) | 1986-07-01 | 1986-07-01 | ããªã¹ã«ãã³äžç©ºç¹ç¶è |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS5891822A JPS5891822A (ja) | 1983-05-31 |
JPS6156325B2 true JPS6156325B2 (ja) | 1986-12-02 |
Family
ID=16274121
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP19140981A Granted JPS5891822A (ja) | 1981-11-27 | 1981-11-27 | ããªã¹ã«ãã³äžç©ºç¹ç¶èã®è£œé æ³ |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS5891822A (ja) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS52146296A (en) * | 1976-05-31 | 1977-12-05 | Omron Tateisi Electronics Co | Holding apparatus for test tubes |
JPS60222112A (ja) * | 1984-04-20 | 1985-11-06 | Kanegafuchi Chem Ind Co Ltd | äžç©ºç³žç¶ãã£ã«ã¿ãŒã®è£œæ³ |
JPH0636859B2 (ja) * | 1984-04-20 | 1994-05-18 | éæ·µååŠå·¥æ¥æ ªåŒäŒç€Ÿ | äžç©ºç³žç¶ãã€ã«ã¿ãŒ |
JPS6230502A (ja) * | 1985-03-04 | 1987-02-09 | Toyobo Co Ltd | äžç©ºç³žååé¢è |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5330989A (en) * | 1976-09-03 | 1978-03-23 | Asahi Chem Ind Co Ltd | Semipermeable membrane and its preparation |
JPS55131028A (en) * | 1979-04-02 | 1980-10-11 | Asahi Chem Ind Co Ltd | Production of porous object of polyolefin |
JPS5686941A (en) * | 1979-12-17 | 1981-07-15 | Asahi Chem Ind Co Ltd | Porous membrane of polysulfone resin |
-
1981
- 1981-11-27 JP JP19140981A patent/JPS5891822A/ja active Granted
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5330989A (en) * | 1976-09-03 | 1978-03-23 | Asahi Chem Ind Co Ltd | Semipermeable membrane and its preparation |
JPS55131028A (en) * | 1979-04-02 | 1980-10-11 | Asahi Chem Ind Co Ltd | Production of porous object of polyolefin |
JPS5686941A (en) * | 1979-12-17 | 1981-07-15 | Asahi Chem Ind Co Ltd | Porous membrane of polysulfone resin |
Also Published As
Publication number | Publication date |
---|---|
JPS5891822A (ja) | 1983-05-31 |
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