KR920011568A - 방향족 폴리술폰 중공사막의 제조방법 - Google Patents
방향족 폴리술폰 중공사막의 제조방법 Download PDFInfo
- Publication number
- KR920011568A KR920011568A KR1019900020591A KR900020591A KR920011568A KR 920011568 A KR920011568 A KR 920011568A KR 1019900020591 A KR1019900020591 A KR 1019900020591A KR 900020591 A KR900020591 A KR 900020591A KR 920011568 A KR920011568 A KR 920011568A
- Authority
- KR
- South Korea
- Prior art keywords
- hollow fiber
- aromatic polysulfone
- fiber membrane
- polysulfone hollow
- solvent
- Prior art date
Links
- 125000003118 aryl group Chemical group 0.000 title claims 6
- 229920002492 poly(sulfone) Polymers 0.000 title claims 6
- 239000012510 hollow fiber Substances 0.000 title claims 5
- 239000012528 membrane Substances 0.000 title claims 5
- 238000004519 manufacturing process Methods 0.000 title claims 4
- 239000002904 solvent Substances 0.000 claims 4
- 239000000654 additive Substances 0.000 claims 3
- 230000001112 coagulating effect Effects 0.000 claims 3
- 239000000243 solution Substances 0.000 claims 3
- 238000009987 spinning Methods 0.000 claims 3
- 239000011550 stock solution Substances 0.000 claims 3
- SECXISVLQFMRJM-UHFFFAOYSA-N N-Methylpyrrolidone Chemical compound CN1CCCC1=O SECXISVLQFMRJM-UHFFFAOYSA-N 0.000 claims 2
- FXHOOIRPVKKKFG-UHFFFAOYSA-N N,N-Dimethylacetamide Chemical compound CN(C)C(C)=O FXHOOIRPVKKKFG-UHFFFAOYSA-N 0.000 claims 1
- 239000002202 Polyethylene glycol Substances 0.000 claims 1
- 239000000203 mixture Substances 0.000 claims 1
- 229920001223 polyethylene glycol Polymers 0.000 claims 1
- 229920000036 polyvinylpyrrolidone Polymers 0.000 claims 1
- 235000013855 polyvinylpyrrolidone Nutrition 0.000 claims 1
- 239000001267 polyvinylpyrrolidone Substances 0.000 claims 1
- HNJBEVLQSNELDL-UHFFFAOYSA-N pyrrolidin-2-one Chemical compound O=C1CCCN1 HNJBEVLQSNELDL-UHFFFAOYSA-N 0.000 claims 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims 1
Classifications
-
- 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
- B01D69/08—Hollow fibre membranes
- B01D69/087—Details relating to the spinning process
-
- 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
- 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
- B01D2323/00—Details relating to membrane preparation
- B01D2323/12—Specific ratios of components used
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2323/00—Details relating to membrane preparation
- B01D2323/15—Use of additives
- B01D2323/218—Additive materials
- B01D2323/2182—Organic additives
- B01D2323/21839—Polymeric additives
- B01D2323/2185—Polyethylene glycol
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2323/00—Details relating to membrane preparation
- B01D2323/15—Use of additives
- B01D2323/218—Additive materials
- B01D2323/2182—Organic additives
- B01D2323/21839—Polymeric additives
- B01D2323/2187—Polyvinylpyrolidone
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2323/00—Details relating to membrane preparation
- B01D2323/219—Specific solvent system
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)
- Artificial Filaments (AREA)
Abstract
내용 없음
Description
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
Claims (3)
- 방향족 폴리술폰 중공사막을 제조함에 있어서 방사원액으로 방향족 폴리술폰, 용매, 첨가제를 사용하고 내부응고액으로는 물 20-40wt% 및 용매와 첨가제의 비율이 1:1-1:3의 조성으로된 3성분 혼합액을 사용하여 제조함을 특징으로 하는 방향족 폴리술폰 중공사막의 제조방법.
- 제1항에 있어서, 방사원액 및 내부응고액이 사용되는 용매로는 N,N-디메틸아세트아미드, N-메틸-2-피롤리돈, N,N-디메틸설폭사이드, 2-피롤리돈임을 특징으로 하는 방향족 폴리술폰 중공사막의 제조방법.
- 제1항에 있어서, 방사원액 및 내부응고액에 사용되는 첨가제로는 폴리비닐피롤리돈, 폴리에틸렌글리콜임을 특징으로 하는 방향족 폴리술폰 중공사막의 제조방법.※ 참고사항：최초출원 내용에 의하여 공개하는 것임.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1019900020591A KR930003738B1 (ko) | 1990-12-14 | 1990-12-14 | 방향족 폴리술폰 중공사막의 제조방법 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1019900020591A KR930003738B1 (ko) | 1990-12-14 | 1990-12-14 | 방향족 폴리술폰 중공사막의 제조방법 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| KR920011568A true KR920011568A (ko) | 1992-07-24 |
| KR930003738B1 KR930003738B1 (ko) | 1993-05-10 |
Family
ID=19307524
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| KR1019900020591A KR930003738B1 (ko) | 1990-12-14 | 1990-12-14 | 방향족 폴리술폰 중공사막의 제조방법 |
Country Status (1)
| Country | Link |
|---|---|
| KR (1) | KR930003738B1 (ko) |
-
1990
- 1990-12-14 KR KR1019900020591A patent/KR930003738B1/ko not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| KR930003738B1 (ko) | 1993-05-10 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| A201 | Request for examination | ||
| G160 | Decision to publish patent application | ||
| E701 | Decision to grant or registration of patent right | ||
| GRNT | Written decision to grant | ||
| FPAY | Annual fee payment |
Payment date: 20040409 Year of fee payment: 12 |
|
| LAPS | Lapse due to unpaid annual fee |