JPH0535010B2 - - Google Patents
Info
- Publication number
- JPH0535010B2 JPH0535010B2 JP60089288A JP8928885A JPH0535010B2 JP H0535010 B2 JPH0535010 B2 JP H0535010B2 JP 60089288 A JP60089288 A JP 60089288A JP 8928885 A JP8928885 A JP 8928885A JP H0535010 B2 JPH0535010 B2 JP H0535010B2
- Authority
- JP
- Japan
- Prior art keywords
- membrane
- weight
- dope
- resin
- 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 - Lifetime
Links
- 239000012528 membrane Substances 0.000 claims description 34
- 239000011347 resin Substances 0.000 claims description 30
- 229920005989 resin Polymers 0.000 claims description 30
- 229920002492 poly(sulfone) Polymers 0.000 claims description 21
- 239000000126 substance Substances 0.000 claims description 15
- 230000002087 whitening effect Effects 0.000 claims description 11
- 239000002904 solvent Substances 0.000 claims description 9
- 238000004519 manufacturing process Methods 0.000 claims description 6
- 230000015572 biosynthetic process Effects 0.000 claims description 5
- 239000012456 homogeneous solution Substances 0.000 claims description 3
- 239000010408 film Substances 0.000 description 17
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 13
- MUBZPKHOEPUJKR-UHFFFAOYSA-N Oxalic acid Chemical compound OC(=O)C(O)=O MUBZPKHOEPUJKR-UHFFFAOYSA-N 0.000 description 12
- 239000004695 Polyether sulfone Substances 0.000 description 9
- 238000005266 casting Methods 0.000 description 9
- 229920006393 polyether sulfone Polymers 0.000 description 9
- 238000000034 method Methods 0.000 description 8
- HNJBEVLQSNELDL-UHFFFAOYSA-N pyrrolidin-2-one Chemical compound O=C1CCCN1 HNJBEVLQSNELDL-UHFFFAOYSA-N 0.000 description 7
- KRKNYBCHXYNGOX-UHFFFAOYSA-N citric acid Chemical compound OC(=O)CC(O)(C(O)=O)CC(O)=O KRKNYBCHXYNGOX-UHFFFAOYSA-N 0.000 description 6
- 239000011521 glass Substances 0.000 description 6
- 239000011148 porous material Substances 0.000 description 5
- 239000002202 Polyethylene glycol Substances 0.000 description 4
- 235000006408 oxalic acid Nutrition 0.000 description 4
- 238000005191 phase separation Methods 0.000 description 4
- 229920001223 polyethylene glycol Polymers 0.000 description 4
- ZMXDDKWLCZADIW-UHFFFAOYSA-N N,N-Dimethylformamide Chemical compound CN(C)C=O ZMXDDKWLCZADIW-UHFFFAOYSA-N 0.000 description 3
- 229920003171 Poly (ethylene oxide) Polymers 0.000 description 3
- 238000000605 extraction Methods 0.000 description 3
- 239000007788 liquid Substances 0.000 description 3
- IAZDPXIOMUYVGZ-UHFFFAOYSA-N Dimethylsulphoxide Chemical compound CS(C)=O IAZDPXIOMUYVGZ-UHFFFAOYSA-N 0.000 description 2
- SECXISVLQFMRJM-UHFFFAOYSA-N N-Methylpyrrolidone Chemical compound CN1CCCC1=O SECXISVLQFMRJM-UHFFFAOYSA-N 0.000 description 2
- 229920004695 VICTREX™ PEEK Polymers 0.000 description 2
- 239000008280 blood Substances 0.000 description 2
- 210000004369 blood Anatomy 0.000 description 2
- 229920002301 cellulose acetate Polymers 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
- 238000001816 cooling Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 230000035699 permeability Effects 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 238000005406 washing Methods 0.000 description 2
- FXHOOIRPVKKKFG-UHFFFAOYSA-N N,N-Dimethylacetamide Chemical compound CN(C)C(C)=O FXHOOIRPVKKKFG-UHFFFAOYSA-N 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 239000003513 alkali Substances 0.000 description 1
- 239000013256 coordination polymer Substances 0.000 description 1
- 230000002542 deteriorative effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 229920006351 engineering plastic Polymers 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- SFMJNHNUOVADRW-UHFFFAOYSA-N n-[5-[9-[4-(methanesulfonamido)phenyl]-2-oxobenzo[h][1,6]naphthyridin-1-yl]-2-methylphenyl]prop-2-enamide Chemical group C1=C(NC(=O)C=C)C(C)=CC=C1N1C(=O)C=CC2=C1C1=CC(C=3C=CC(NS(C)(=O)=O)=CC=3)=CC=C1N=C2 SFMJNHNUOVADRW-UHFFFAOYSA-N 0.000 description 1
- 150000007524 organic acids Chemical class 0.000 description 1
- 235000005985 organic acids Nutrition 0.000 description 1
- 102000004169 proteins and genes Human genes 0.000 description 1
- 108090000623 proteins and genes Proteins 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 239000004180 red 2G Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 230000001954 sterilising effect Effects 0.000 description 1
- 238000004659 sterilization and disinfection Methods 0.000 description 1
- 239000010409 thin film Substances 0.000 description 1
- 229920003169 water-soluble polymer Polymers 0.000 description 1
Landscapes
- Separation Using Semi-Permeable Membranes (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8928885A JPS61245805A (ja) | 1985-04-25 | 1985-04-25 | 精密濾過膜の製造法 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8928885A JPS61245805A (ja) | 1985-04-25 | 1985-04-25 | 精密濾過膜の製造法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS61245805A JPS61245805A (ja) | 1986-11-01 |
| JPH0535010B2 true JPH0535010B2 (fr) | 1993-05-25 |
Family
ID=13966509
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP8928885A Granted JPS61245805A (ja) | 1985-04-25 | 1985-04-25 | 精密濾過膜の製造法 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS61245805A (fr) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5938929A (en) * | 1995-06-30 | 1999-08-17 | Toray Industries, Inc. | Polysulfone hollow fiber semipermeable membrane |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS55106243A (en) * | 1979-02-07 | 1980-08-14 | Nitto Electric Ind Co Ltd | Preparation of microporous polymer membrane |
-
1985
- 1985-04-25 JP JP8928885A patent/JPS61245805A/ja active Granted
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS55106243A (en) * | 1979-02-07 | 1980-08-14 | Nitto Electric Ind Co Ltd | Preparation of microporous polymer membrane |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS61245805A (ja) | 1986-11-01 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| EXPY | Cancellation because of completion of term |