JPH0376969B2 - - Google Patents
Info
- Publication number
- JPH0376969B2 JPH0376969B2 JP59121419A JP12141984A JPH0376969B2 JP H0376969 B2 JPH0376969 B2 JP H0376969B2 JP 59121419 A JP59121419 A JP 59121419A JP 12141984 A JP12141984 A JP 12141984A JP H0376969 B2 JPH0376969 B2 JP H0376969B2
- Authority
- JP
- Japan
- Prior art keywords
- membrane
- separation
- semipermeable
- polymer
- semipermeable 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
Links
- 239000012528 membrane Substances 0.000 claims description 64
- 238000000926 separation method Methods 0.000 claims description 30
- 229920000036 polyvinylpyrrolidone Polymers 0.000 claims description 17
- 235000013855 polyvinylpyrrolidone Nutrition 0.000 claims description 17
- 229920001477 hydrophilic polymer Polymers 0.000 claims description 15
- 229920002492 poly(sulfone) Polymers 0.000 claims description 15
- 125000003118 aryl group Chemical group 0.000 claims description 11
- 239000000126 substance Substances 0.000 claims description 11
- 229920001600 hydrophobic polymer Polymers 0.000 claims description 10
- 239000001267 polyvinylpyrrolidone Substances 0.000 claims description 8
- 229920000642 polymer Polymers 0.000 claims description 6
- 239000000203 mixture Substances 0.000 claims description 3
- 229920002717 polyvinylpyridine Polymers 0.000 claims description 2
- 229920001577 copolymer Polymers 0.000 claims 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 18
- WHNWPMSKXPGLAX-UHFFFAOYSA-N N-Vinyl-2-pyrrolidone Chemical compound C=CN1CCCC1=O WHNWPMSKXPGLAX-UHFFFAOYSA-N 0.000 description 10
- 238000010521 absorption reaction Methods 0.000 description 9
- 238000005033 Fourier transform infrared spectroscopy Methods 0.000 description 7
- 238000001228 spectrum Methods 0.000 description 7
- 238000000034 method Methods 0.000 description 6
- 230000003247 decreasing effect Effects 0.000 description 5
- 239000003495 polar organic solvent Substances 0.000 description 5
- 230000000052 comparative effect Effects 0.000 description 4
- 239000011521 glass Substances 0.000 description 4
- 238000002329 infrared spectrum Methods 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- 239000002904 solvent Substances 0.000 description 4
- ZMXDDKWLCZADIW-UHFFFAOYSA-N N,N-Dimethylformamide Chemical compound CN(C)C=O ZMXDDKWLCZADIW-UHFFFAOYSA-N 0.000 description 3
- 108010058846 Ovalbumin Proteins 0.000 description 3
- 239000007864 aqueous solution Substances 0.000 description 3
- 239000012046 mixed solvent Substances 0.000 description 3
- 239000004745 nonwoven fabric Substances 0.000 description 3
- 229940092253 ovalbumin Drugs 0.000 description 3
- 230000035699 permeability Effects 0.000 description 3
- IAZDPXIOMUYVGZ-UHFFFAOYSA-N Dimethylsulphoxide Chemical compound CS(C)=O IAZDPXIOMUYVGZ-UHFFFAOYSA-N 0.000 description 2
- 239000002202 Polyethylene glycol Substances 0.000 description 2
- JUJWROOIHBZHMG-UHFFFAOYSA-N Pyridine Chemical group C1=CC=NC=C1 JUJWROOIHBZHMG-UHFFFAOYSA-N 0.000 description 2
- 150000001408 amides Chemical class 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 239000000701 coagulant Substances 0.000 description 2
- 238000001035 drying Methods 0.000 description 2
- 239000003792 electrolyte Substances 0.000 description 2
- 238000000921 elemental analysis Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- -1 poly(2-vinylpyridine) Polymers 0.000 description 2
- 229920001223 polyethylene glycol Polymers 0.000 description 2
- HNJBEVLQSNELDL-UHFFFAOYSA-N pyrrolidin-2-one Chemical compound O=C1CCCN1 HNJBEVLQSNELDL-UHFFFAOYSA-N 0.000 description 2
- 238000001878 scanning electron micrograph Methods 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 239000011550 stock solution Substances 0.000 description 2
- 238000000108 ultra-filtration Methods 0.000 description 2
- 229920003169 water-soluble polymer Polymers 0.000 description 2
- FXHOOIRPVKKKFG-UHFFFAOYSA-N N,N-Dimethylacetamide Chemical compound CN(C)C(C)=O FXHOOIRPVKKKFG-UHFFFAOYSA-N 0.000 description 1
- SECXISVLQFMRJM-UHFFFAOYSA-N N-Methylpyrrolidone Chemical compound CN1CCCC1=O SECXISVLQFMRJM-UHFFFAOYSA-N 0.000 description 1
- 229920004695 VICTREX™ PEEK Polymers 0.000 description 1
- 238000001210 attenuated total reflectance infrared spectroscopy Methods 0.000 description 1
- 125000002915 carbonyl group Chemical group [*:2]C([*:1])=O 0.000 description 1
- 229920002678 cellulose Polymers 0.000 description 1
- 239000001913 cellulose Substances 0.000 description 1
- 229920002301 cellulose acetate Polymers 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000005345 coagulation Methods 0.000 description 1
- 230000015271 coagulation Effects 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000000635 electron micrograph Methods 0.000 description 1
- 238000010828 elution Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- GNOIPBMMFNIUFM-UHFFFAOYSA-N hexamethylphosphoric triamide Chemical compound CN(C)P(=O)(N(C)C)N(C)C GNOIPBMMFNIUFM-UHFFFAOYSA-N 0.000 description 1
- 239000012510 hollow fiber Substances 0.000 description 1
- 230000002209 hydrophobic effect Effects 0.000 description 1
- 229920000885 poly(2-vinylpyridine) Polymers 0.000 description 1
- 229920002239 polyacrylonitrile Polymers 0.000 description 1
- 229920000728 polyester Polymers 0.000 description 1
- 230000000379 polymerizing effect Effects 0.000 description 1
- 239000012779 reinforcing material Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 238000001223 reverse osmosis Methods 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 238000009987 spinning Methods 0.000 description 1
- HXJUTPCZVOIRIF-UHFFFAOYSA-N sulfolane Chemical compound O=S1(=O)CCCC1 HXJUTPCZVOIRIF-UHFFFAOYSA-N 0.000 description 1
- 239000004094 surface-active agent Substances 0.000 description 1
- 238000002834 transmittance Methods 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D71/00—Semi-permeable membranes for separation processes or apparatus characterised by the material; Manufacturing processes specially adapted therefor
- B01D71/06—Organic material
- B01D71/44—Polymers obtained by reactions only involving carbon-to-carbon unsaturated bonds, not provided for in a single one of groups B01D71/26-B01D71/42
- B01D71/441—Polyvinylpyrrolidone
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D67/00—Processes specially adapted for manufacturing semi-permeable membranes for separation processes or apparatus
- B01D67/0002—Organic membrane manufacture
- B01D67/0009—Organic membrane manufacture by phase separation, sol-gel transition, evaporation or solvent quenching
- B01D67/0016—Coagulation
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D69/00—Semi-permeable membranes for separation processes or apparatus characterised by their form, structure or properties; Manufacturing processes specially adapted therefor
- B01D69/02—Semi-permeable membranes for separation processes or apparatus characterised by their form, structure or properties; Manufacturing processes specially adapted therefor characterised by their properties
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D71/00—Semi-permeable membranes for separation processes or apparatus characterised by the material; Manufacturing processes specially adapted therefor
- B01D71/06—Organic material
- B01D71/66—Polymers having sulfur in the main chain, with or without nitrogen, oxygen or carbon only
- B01D71/68—Polysulfones; Polyethersulfones
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2325/00—Details relating to properties of membranes
- B01D2325/02—Details relating to pores or porosity of the membranes
- B01D2325/022—Asymmetric membranes
- B01D2325/0231—Dense layers being placed on the outer side of the cross-section
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2325/00—Details relating to properties of membranes
- B01D2325/38—Hydrophobic membranes
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Dispersion Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Separation Using Semi-Permeable Membranes (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP59121419A JPS61402A (ja) | 1984-06-13 | 1984-06-13 | 分離用半透膜 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP59121419A JPS61402A (ja) | 1984-06-13 | 1984-06-13 | 分離用半透膜 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS61402A JPS61402A (ja) | 1986-01-06 |
| JPH0376969B2 true JPH0376969B2 (enrdf_load_stackoverflow) | 1991-12-09 |
Family
ID=14810683
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP59121419A Granted JPS61402A (ja) | 1984-06-13 | 1984-06-13 | 分離用半透膜 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS61402A (enrdf_load_stackoverflow) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2505428B2 (ja) * | 1986-10-15 | 1996-06-12 | 東レ株式会社 | 低温溶解型原液およびその製造法 |
| US5009688A (en) * | 1988-09-28 | 1991-04-23 | Asahi Glass Company, Ltd. | Process for producing porous glass |
| WO2003092873A1 (en) * | 2002-05-03 | 2003-11-13 | Pall Corporation | Blended polymer membrane media for treating aqueous fluids |
| JP4853300B2 (ja) * | 2007-01-18 | 2012-01-11 | 富士電機株式会社 | 電気車用インバータ装置の制御方法 |
| JP5596441B2 (ja) * | 2010-07-02 | 2014-09-24 | ダイセン・メンブレン・システムズ株式会社 | 中空糸型ｎｆ膜 |
| CN108722207B (zh) * | 2018-05-30 | 2021-03-09 | 哈尔滨工业大学（威海） | 一种Janus复合膜的制备方法 |
-
1984
- 1984-06-13 JP JP59121419A patent/JPS61402A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS61402A (ja) | 1986-01-06 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| EXPY | Cancellation because of completion of term |