JPH0212611B2 - - Google Patents
Info
- Publication number
- JPH0212611B2 JPH0212611B2 JP16616183A JP16616183A JPH0212611B2 JP H0212611 B2 JPH0212611 B2 JP H0212611B2 JP 16616183 A JP16616183 A JP 16616183A JP 16616183 A JP16616183 A JP 16616183A JP H0212611 B2 JPH0212611 B2 JP H0212611B2
- Authority
- JP
- Japan
- Prior art keywords
- heat treatment
- hollow fiber
- cellulose ester
- fiber membrane
- 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
- 239000012528 membrane Substances 0.000 claims description 42
- 238000010438 heat treatment Methods 0.000 claims description 28
- 239000012510 hollow fiber Substances 0.000 claims description 26
- 229910001868 water Inorganic materials 0.000 claims description 26
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 24
- 229920002678 cellulose Polymers 0.000 claims description 22
- 238000000034 method Methods 0.000 claims description 14
- 150000005846 sugar alcohols Polymers 0.000 claims description 14
- 238000004519 manufacturing process Methods 0.000 claims description 7
- 238000000108 ultra-filtration Methods 0.000 description 13
- LYCAIKOWRPUZTN-UHFFFAOYSA-N Ethylene glycol Chemical compound OCCO LYCAIKOWRPUZTN-UHFFFAOYSA-N 0.000 description 9
- 238000000926 separation method Methods 0.000 description 9
- PEDCQBHIVMGVHV-UHFFFAOYSA-N Glycerine Chemical compound OCC(O)CO PEDCQBHIVMGVHV-UHFFFAOYSA-N 0.000 description 8
- 230000008859 change Effects 0.000 description 7
- 238000003860 storage Methods 0.000 description 7
- ZMXDDKWLCZADIW-UHFFFAOYSA-N N,N-Dimethylformamide Chemical compound CN(C)C=O ZMXDDKWLCZADIW-UHFFFAOYSA-N 0.000 description 6
- 238000000502 dialysis Methods 0.000 description 4
- 235000011187 glycerol Nutrition 0.000 description 4
- 239000007788 liquid Substances 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- 239000000203 mixture Substances 0.000 description 4
- 229920000642 polymer Polymers 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 239000000243 solution Substances 0.000 description 4
- SECXISVLQFMRJM-UHFFFAOYSA-N N-Methylpyrrolidone Chemical compound CN1CCCC1=O SECXISVLQFMRJM-UHFFFAOYSA-N 0.000 description 3
- DNIAPMSPPWPWGF-UHFFFAOYSA-N Propylene glycol Chemical compound CC(O)CO DNIAPMSPPWPWGF-UHFFFAOYSA-N 0.000 description 3
- 239000007864 aqueous solution Substances 0.000 description 3
- MTHSVFCYNBDYFN-UHFFFAOYSA-N diethylene glycol Chemical compound OCCOCCO MTHSVFCYNBDYFN-UHFFFAOYSA-N 0.000 description 3
- ZIBGPFATKBEMQZ-UHFFFAOYSA-N triethylene glycol Chemical compound OCCOCCOCCO ZIBGPFATKBEMQZ-UHFFFAOYSA-N 0.000 description 3
- 229920001747 Cellulose diacetate Polymers 0.000 description 2
- 229920002284 Cellulose triacetate Polymers 0.000 description 2
- NNLVGZFZQQXQNW-ADJNRHBOSA-N [(2r,3r,4s,5r,6s)-4,5-diacetyloxy-3-[(2s,3r,4s,5r,6r)-3,4,5-triacetyloxy-6-(acetyloxymethyl)oxan-2-yl]oxy-6-[(2r,3r,4s,5r,6s)-4,5,6-triacetyloxy-2-(acetyloxymethyl)oxan-3-yl]oxyoxan-2-yl]methyl acetate Chemical compound O([C@@H]1O[C@@H]([C@H]([C@H](OC(C)=O)[C@H]1OC(C)=O)O[C@H]1[C@@H]([C@@H](OC(C)=O)[C@H](OC(C)=O)[C@@H](COC(C)=O)O1)OC(C)=O)COC(=O)C)[C@@H]1[C@@H](COC(C)=O)O[C@@H](OC(C)=O)[C@H](OC(C)=O)[C@H]1OC(C)=O NNLVGZFZQQXQNW-ADJNRHBOSA-N 0.000 description 2
- 239000000853 adhesive Substances 0.000 description 2
- 230000001070 adhesive effect Effects 0.000 description 2
- 239000008280 blood Substances 0.000 description 2
- 210000004369 blood Anatomy 0.000 description 2
- 238000005345 coagulation Methods 0.000 description 2
- 230000015271 coagulation Effects 0.000 description 2
- 230000000052 comparative effect Effects 0.000 description 2
- 239000011162 core material Substances 0.000 description 2
- 238000001035 drying Methods 0.000 description 2
- 239000012046 mixed solvent Substances 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 229920005989 resin Polymers 0.000 description 2
- 239000011347 resin Substances 0.000 description 2
- 239000002904 solvent Substances 0.000 description 2
- 229920001187 thermosetting polymer Polymers 0.000 description 2
- HIQIXEFWDLTDED-UHFFFAOYSA-N 4-hydroxy-1-piperidin-4-ylpyrrolidin-2-one Chemical compound O=C1CC(O)CN1C1CCNCC1 HIQIXEFWDLTDED-UHFFFAOYSA-N 0.000 description 1
- DQEFEBPAPFSJLV-UHFFFAOYSA-N Cellulose propionate Chemical compound CCC(=O)OCC1OC(OC(=O)CC)C(OC(=O)CC)C(OC(=O)CC)C1OC1C(OC(=O)CC)C(OC(=O)CC)C(OC(=O)CC)C(COC(=O)CC)O1 DQEFEBPAPFSJLV-UHFFFAOYSA-N 0.000 description 1
- 239000004593 Epoxy Substances 0.000 description 1
- JOYRKODLDBILNP-UHFFFAOYSA-N Ethyl urethane Chemical compound CCOC(N)=O JOYRKODLDBILNP-UHFFFAOYSA-N 0.000 description 1
- 239000000020 Nitrocellulose Substances 0.000 description 1
- 239000002202 Polyethylene glycol Substances 0.000 description 1
- FJWGYAHXMCUOOM-QHOUIDNNSA-N [(2s,3r,4s,5r,6r)-2-[(2r,3r,4s,5r,6s)-4,5-dinitrooxy-2-(nitrooxymethyl)-6-[(2r,3r,4s,5r,6s)-4,5,6-trinitrooxy-2-(nitrooxymethyl)oxan-3-yl]oxyoxan-3-yl]oxy-3,5-dinitrooxy-6-(nitrooxymethyl)oxan-4-yl] nitrate Chemical compound O([C@@H]1O[C@@H]([C@H]([C@H](O[N+]([O-])=O)[C@H]1O[N+]([O-])=O)O[C@H]1[C@@H]([C@@H](O[N+]([O-])=O)[C@H](O[N+]([O-])=O)[C@@H](CO[N+]([O-])=O)O1)O[N+]([O-])=O)CO[N+](=O)[O-])[C@@H]1[C@@H](CO[N+]([O-])=O)O[C@@H](O[N+]([O-])=O)[C@H](O[N+]([O-])=O)[C@H]1O[N+]([O-])=O FJWGYAHXMCUOOM-QHOUIDNNSA-N 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 239000004840 adhesive resin Substances 0.000 description 1
- 229920006223 adhesive resin Polymers 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 229920006218 cellulose propionate Polymers 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- SZXQTJUDPRGNJN-UHFFFAOYSA-N dipropylene glycol Chemical compound OCCCOCCCO SZXQTJUDPRGNJN-UHFFFAOYSA-N 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 229920006158 high molecular weight polymer Polymers 0.000 description 1
- 239000010842 industrial wastewater Substances 0.000 description 1
- 229940057995 liquid paraffin Drugs 0.000 description 1
- 229920001220 nitrocellulos Polymers 0.000 description 1
- 239000012466 permeate Substances 0.000 description 1
- 229920001223 polyethylene glycol Polymers 0.000 description 1
- 229920001451 polypropylene glycol Polymers 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 238000003908 quality control method Methods 0.000 description 1
- 238000001223 reverse osmosis Methods 0.000 description 1
- 239000013535 sea water Substances 0.000 description 1
- 239000010865 sewage Substances 0.000 description 1
- 238000009987 spinning Methods 0.000 description 1
- 239000008223 sterile water Substances 0.000 description 1
- 229910021642 ultra pure water Inorganic materials 0.000 description 1
- 239000012498 ultrapure water Substances 0.000 description 1
- 229920006305 unsaturated polyester Polymers 0.000 description 1
- 239000002351 wastewater Substances 0.000 description 1
Landscapes
- Separation Using Semi-Permeable Membranes (AREA)
- Artificial Filaments (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16616183A JPS6058210A (ja) | 1983-09-08 | 1983-09-08 | セルロ−スエステル系中空糸膜の製造方法 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16616183A JPS6058210A (ja) | 1983-09-08 | 1983-09-08 | セルロ−スエステル系中空糸膜の製造方法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6058210A JPS6058210A (ja) | 1985-04-04 |
| JPH0212611B2 true JPH0212611B2 (enrdf_load_stackoverflow) | 1990-03-22 |
Family
ID=15826197
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP16616183A Granted JPS6058210A (ja) | 1983-09-08 | 1983-09-08 | セルロ−スエステル系中空糸膜の製造方法 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6058210A (enrdf_load_stackoverflow) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6343669A (ja) * | 1986-08-08 | 1988-02-24 | 帝人株式会社 | 血液処理器の製造方法 |
| JP2826823B2 (ja) * | 1987-10-15 | 1998-11-18 | エヌオーケー株式会社 | 中空糸モジュールの製作方法 |
| EP0793998A3 (de) * | 1996-03-07 | 1998-02-11 | Akzo Nobel N.V. | Verfahren zur Stabilisierung der Eigenschaften cellulosischer Membranen |
-
1983
- 1983-09-08 JP JP16616183A patent/JPS6058210A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6058210A (ja) | 1985-04-04 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JPH01107812A (ja) | 多孔質膜の親水化方法 | |
| JP2000061277A (ja) | セルロース架橋膜の製造方法 | |
| JP2860908B2 (ja) | 水処理用架橋セルロース複合半透膜およびその製造方法 | |
| US6214382B1 (en) | Hydrophilic film and process for producing the same | |
| JPH0212611B2 (enrdf_load_stackoverflow) | ||
| JPS63296940A (ja) | ポリフッ化ビニリデン系樹脂多孔性膜およびその製造方法 | |
| JP2001017842A (ja) | 分離膜 | |
| JPH0369573B2 (enrdf_load_stackoverflow) | ||
| JP2001190934A (ja) | 溶出物の少ない中空糸膜モジュール | |
| JP3169404B2 (ja) | 高透水性能半透膜の製造方法 | |
| JP2000350928A (ja) | 複合半透膜、複合半透膜モジュールおよびそれらの製造方法 | |
| JPS6054402B2 (ja) | 再生セルロ−ス中空繊維の製法 | |
| JPH0122008B2 (enrdf_load_stackoverflow) | ||
| JPH01184001A (ja) | ポリスルホン多孔膜 | |
| JPS63309536A (ja) | 多孔質膜の親水化法 | |
| JPS61125408A (ja) | 親水化多孔質ポリオレフイン中空糸及び中空糸の親水化法 | |
| JPS6229524B2 (enrdf_load_stackoverflow) | ||
| JPS6064602A (ja) | 乾燥半透膜及びその製造方法 | |
| JPS6347486B2 (enrdf_load_stackoverflow) | ||
| JPH054126B2 (enrdf_load_stackoverflow) | ||
| JPS6325805B2 (enrdf_load_stackoverflow) | ||
| JP2883406B2 (ja) | 親水化膜 | |
| JP2000350927A (ja) | 複合半透膜モジュール | |
| JPS60193504A (ja) | 透析用中空繊維膜 | |
| JPS60187307A (ja) | セルロ−ス膜の製造法 |