JPS6352526B2 - - Google Patents
Info
- Publication number
- JPS6352526B2 JPS6352526B2 JP19076781A JP19076781A JPS6352526B2 JP S6352526 B2 JPS6352526 B2 JP S6352526B2 JP 19076781 A JP19076781 A JP 19076781A JP 19076781 A JP19076781 A JP 19076781A JP S6352526 B2 JPS6352526 B2 JP S6352526B2
- Authority
- JP
- Japan
- Prior art keywords
- polyether
- hollow fibers
- cellulose ester
- permeability
- water
- 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
- 239000012510 hollow fiber Substances 0.000 claims description 36
- 229920002678 cellulose Polymers 0.000 claims description 35
- 229920000570 polyether Polymers 0.000 claims description 29
- 239000004721 Polyphenylene oxide Substances 0.000 claims description 27
- PEDCQBHIVMGVHV-UHFFFAOYSA-N Glycerine Chemical compound OCC(O)CO PEDCQBHIVMGVHV-UHFFFAOYSA-N 0.000 claims description 23
- 238000000034 method Methods 0.000 claims description 20
- 150000005846 sugar alcohols Polymers 0.000 claims description 20
- 235000011187 glycerol Nutrition 0.000 claims description 11
- 238000004519 manufacturing process Methods 0.000 claims description 11
- 230000000694 effects Effects 0.000 claims description 6
- 150000002148 esters Chemical class 0.000 claims description 4
- 229920000642 polymer Polymers 0.000 claims description 3
- 238000006116 polymerization reaction Methods 0.000 claims description 2
- 230000035699 permeability Effects 0.000 description 29
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 26
- DDRJAANPRJIHGJ-UHFFFAOYSA-N creatinine Chemical compound CN1CC(=O)NC1=N DDRJAANPRJIHGJ-UHFFFAOYSA-N 0.000 description 18
- 239000000203 mixture Substances 0.000 description 18
- 238000002074 melt spinning Methods 0.000 description 12
- LYCAIKOWRPUZTN-UHFFFAOYSA-N Ethylene glycol Chemical compound OCCO LYCAIKOWRPUZTN-UHFFFAOYSA-N 0.000 description 11
- 239000002202 Polyethylene glycol Substances 0.000 description 10
- 229920001223 polyethylene glycol Polymers 0.000 description 10
- DNIAPMSPPWPWGF-UHFFFAOYSA-N Propylene glycol Chemical compound CC(O)CO DNIAPMSPPWPWGF-UHFFFAOYSA-N 0.000 description 9
- 229940109239 creatinine Drugs 0.000 description 9
- 239000000835 fiber Substances 0.000 description 7
- 229920001747 Cellulose diacetate Polymers 0.000 description 5
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 5
- 238000000605 extraction Methods 0.000 description 5
- 238000002156 mixing Methods 0.000 description 5
- 238000000926 separation method Methods 0.000 description 5
- 230000000052 comparative effect Effects 0.000 description 4
- 239000008240 homogeneous mixture Substances 0.000 description 4
- 239000000155 melt Substances 0.000 description 4
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 3
- 239000001913 cellulose Substances 0.000 description 3
- 239000011521 glass Substances 0.000 description 3
- 239000000243 solution Substances 0.000 description 3
- 238000009987 spinning Methods 0.000 description 3
- 239000007864 aqueous solution Substances 0.000 description 2
- 239000008280 blood Substances 0.000 description 2
- 210000004369 blood Anatomy 0.000 description 2
- 229920001577 copolymer Polymers 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- 238000005194 fractionation Methods 0.000 description 2
- 125000002887 hydroxy group Chemical group [H]O* 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 239000012528 membrane Substances 0.000 description 2
- 229920001451 polypropylene glycol Polymers 0.000 description 2
- 239000000843 powder Substances 0.000 description 2
- 238000001223 reverse osmosis Methods 0.000 description 2
- 239000002904 solvent Substances 0.000 description 2
- 238000004065 wastewater treatment Methods 0.000 description 2
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 1
- 206010037660 Pyrexia Diseases 0.000 description 1
- 230000021736 acetylation Effects 0.000 description 1
- 238000006640 acetylation reaction Methods 0.000 description 1
- 239000000498 cooling water Substances 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 238000007257 deesterification reaction Methods 0.000 description 1
- 238000006297 dehydration reaction Methods 0.000 description 1
- 238000010612 desalination reaction Methods 0.000 description 1
- 229910001873 dinitrogen Inorganic materials 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 238000000578 dry spinning Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000010035 extrusion spinning Methods 0.000 description 1
- 238000011049 filling Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- WGCNASOHLSPBMP-UHFFFAOYSA-N hydroxyacetaldehyde Natural products OCC=O WGCNASOHLSPBMP-UHFFFAOYSA-N 0.000 description 1
- 238000007654 immersion Methods 0.000 description 1
- 230000001771 impaired effect Effects 0.000 description 1
- 239000011261 inert gas Substances 0.000 description 1
- 210000003734 kidney Anatomy 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- -1 methanol or ethanol Chemical compound 0.000 description 1
- 210000000056 organ Anatomy 0.000 description 1
- 239000004014 plasticizer Substances 0.000 description 1
- 239000004627 regenerated cellulose Substances 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 238000000638 solvent extraction Methods 0.000 description 1
- 229920002803 thermoplastic polyurethane Polymers 0.000 description 1
- 229920001187 thermosetting polymer Polymers 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
- 238000002166 wet spinning Methods 0.000 description 1
Landscapes
- Separation Using Semi-Permeable Membranes (AREA)
- Artificial Filaments (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19076781A JPS5898412A (ja) | 1981-11-30 | 1981-11-30 | 選択透過性セルロース・エステル中空繊維の製造方法 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19076781A JPS5898412A (ja) | 1981-11-30 | 1981-11-30 | 選択透過性セルロース・エステル中空繊維の製造方法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5898412A JPS5898412A (ja) | 1983-06-11 |
| JPS6352526B2 true JPS6352526B2 (zh) | 1988-10-19 |
Family
ID=16263377
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP19076781A Granted JPS5898412A (ja) | 1981-11-30 | 1981-11-30 | 選択透過性セルロース・エステル中空繊維の製造方法 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5898412A (zh) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS59199807A (ja) * | 1983-04-20 | 1984-11-13 | Teijin Ltd | 選択透過性セルロ−スエステル系中空繊維の製造方法 |
| JPS605202A (ja) * | 1983-06-21 | 1985-01-11 | Teijin Ltd | 多孔性セルロ−スエステル系中空繊維およびその製造方法 |
| US5011637A (en) * | 1989-01-23 | 1991-04-30 | The Dow Chemical Company | Preparing cellulose ester membranes for gas separation |
-
1981
- 1981-11-30 JP JP19076781A patent/JPS5898412A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5898412A (ja) | 1983-06-11 |
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