JPH0533091B2 - - Google Patents
Info
- Publication number
- JPH0533091B2 JPH0533091B2 JP3618085A JP3618085A JPH0533091B2 JP H0533091 B2 JPH0533091 B2 JP H0533091B2 JP 3618085 A JP3618085 A JP 3618085A JP 3618085 A JP3618085 A JP 3618085A JP H0533091 B2 JPH0533091 B2 JP H0533091B2
- Authority
- JP
- Japan
- Prior art keywords
- membrane
- weight
- film
- precision filtration
- filtration membrane
- 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 69
- 238000001914 filtration Methods 0.000 claims description 29
- 229920005989 resin Polymers 0.000 claims description 20
- 239000011347 resin Substances 0.000 claims description 20
- 229920002492 poly(sulfone) Polymers 0.000 claims description 19
- 238000004519 manufacturing process Methods 0.000 claims description 13
- 239000002904 solvent Substances 0.000 claims description 12
- 238000000034 method Methods 0.000 claims description 11
- 229920003171 Poly (ethylene oxide) Polymers 0.000 claims description 10
- ZMXDDKWLCZADIW-UHFFFAOYSA-N N,N-Dimethylformamide Chemical compound CN(C)C=O ZMXDDKWLCZADIW-UHFFFAOYSA-N 0.000 claims description 9
- HNJBEVLQSNELDL-UHFFFAOYSA-N pyrrolidin-2-one Chemical group O=C1CCCN1 HNJBEVLQSNELDL-UHFFFAOYSA-N 0.000 claims description 8
- 239000007864 aqueous solution Substances 0.000 claims description 7
- 230000015572 biosynthetic process Effects 0.000 claims description 6
- 239000000243 solution Substances 0.000 claims description 6
- IAZDPXIOMUYVGZ-UHFFFAOYSA-N Dimethylsulphoxide Chemical compound CS(C)=O IAZDPXIOMUYVGZ-UHFFFAOYSA-N 0.000 claims description 4
- GZORJAFFPJJJQU-UHFFFAOYSA-N n,n-dimethylacetamide;1-methylpyrrolidin-2-one Chemical compound CN(C)C(C)=O.CN1CCCC1=O GZORJAFFPJJJQU-UHFFFAOYSA-N 0.000 claims 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 12
- 239000011148 porous material Substances 0.000 description 11
- 230000001954 sterilising effect Effects 0.000 description 7
- 238000004659 sterilization and disinfection Methods 0.000 description 7
- 229920001223 polyethylene glycol Polymers 0.000 description 5
- 238000000926 separation method Methods 0.000 description 5
- SECXISVLQFMRJM-UHFFFAOYSA-N N-Methylpyrrolidone Chemical compound CN1CCCC1=O SECXISVLQFMRJM-UHFFFAOYSA-N 0.000 description 4
- 230000000052 comparative effect Effects 0.000 description 4
- 239000003795 chemical substances by application Substances 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000000635 electron micrograph Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 239000012046 mixed solvent Substances 0.000 description 3
- 229920000642 polymer Polymers 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- 230000008961 swelling Effects 0.000 description 3
- PEDCQBHIVMGVHV-UHFFFAOYSA-N Glycerine Chemical compound OCC(O)CO PEDCQBHIVMGVHV-UHFFFAOYSA-N 0.000 description 2
- 239000004695 Polyether sulfone Substances 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
- 238000007796 conventional method Methods 0.000 description 2
- 239000011521 glass Substances 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 230000035699 permeability Effects 0.000 description 2
- 229920006393 polyether sulfone Polymers 0.000 description 2
- DHKVCYCWBUNNQH-UHFFFAOYSA-N 2-[5-[2-(2,3-dihydro-1H-inden-2-ylamino)pyrimidin-5-yl]-1,3,4-oxadiazol-2-yl]-1-(1,4,5,7-tetrahydropyrazolo[3,4-c]pyridin-6-yl)ethanone Chemical group C1C(CC2=CC=CC=C12)NC1=NC=C(C=N1)C1=NN=C(O1)CC(=O)N1CC2=C(CC1)C=NN2 DHKVCYCWBUNNQH-UHFFFAOYSA-N 0.000 description 1
- FXHOOIRPVKKKFG-UHFFFAOYSA-N N,N-Dimethylacetamide Chemical compound CN(C)C(C)=O FXHOOIRPVKKKFG-UHFFFAOYSA-N 0.000 description 1
- 239000002202 Polyethylene glycol Substances 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 239000003513 alkali Substances 0.000 description 1
- 125000003118 aryl group Chemical group 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 229920002678 cellulose Polymers 0.000 description 1
- 239000001913 cellulose Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 229920006351 engineering plastic Polymers 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000008029 eradication Effects 0.000 description 1
- 239000000706 filtrate Substances 0.000 description 1
- 235000011187 glycerol Nutrition 0.000 description 1
- 239000012510 hollow fiber Substances 0.000 description 1
- 230000001771 impaired effect Effects 0.000 description 1
- 229920002239 polyacrylonitrile Polymers 0.000 description 1
- 229920002647 polyamide Polymers 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
- 238000001878 scanning electron micrograph Methods 0.000 description 1
Landscapes
- Separation Using Semi-Permeable Membranes (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3618085A JPS61197006A (ja) | 1985-02-25 | 1985-02-25 | 精密濾過膜の製造方法 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3618085A JPS61197006A (ja) | 1985-02-25 | 1985-02-25 | 精密濾過膜の製造方法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS61197006A JPS61197006A (ja) | 1986-09-01 |
| JPH0533091B2 true JPH0533091B2 (enrdf_load_stackoverflow) | 1993-05-18 |
Family
ID=12462534
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP3618085A Granted JPS61197006A (ja) | 1985-02-25 | 1985-02-25 | 精密濾過膜の製造方法 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS61197006A (enrdf_load_stackoverflow) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4219218A1 (de) * | 1992-06-12 | 1994-01-13 | Gambro Dialysatoren | Membran und Verfahren zu deren Herstellung |
-
1985
- 1985-02-25 JP JP3618085A patent/JPS61197006A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS61197006A (ja) | 1986-09-01 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| EXPY | Cancellation because of completion of term |