DK154750C - Fremgangsmaade til fremstilling af en semipermeabel membran - Google Patents
Fremgangsmaade til fremstilling af en semipermeabel membranInfo
- Publication number
- DK154750C DK154750C DK534679A DK534679A DK154750C DK 154750 C DK154750 C DK 154750C DK 534679 A DK534679 A DK 534679A DK 534679 A DK534679 A DK 534679A DK 154750 C DK154750 C DK 154750C
- Authority
- DK
- Denmark
- Prior art keywords
- procedure
- manufacturing
- semipermeable membrane
- semipermeable
- membrane
- Prior art date
Links
- 238000004519 manufacturing process Methods 0.000 title 1
- 239000012528 membrane Substances 0.000 title 1
- 238000000034 method Methods 0.000 title 1
Classifications
-
- 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
- B01D67/0081—After-treatment of organic or inorganic membranes
- B01D67/009—After-treatment of organic or inorganic membranes with wave-energy, particle-radiation or plasma
-
- 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
- B01D71/40—Polymers of unsaturated acids or derivatives thereof, e.g. salts, amides, imides, nitriles, anhydrides, esters
- B01D71/42—Polymers of nitriles, e.g. polyacrylonitrile
- B01D71/421—Polyacrylonitrile
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Plasma & Fusion (AREA)
- Inorganic Chemistry (AREA)
- Manufacturing & Machinery (AREA)
- Separation Using Semi-Permeable Membranes (AREA)
- Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP15591978 | 1978-12-15 | ||
JP15591978A JPS5581706A (en) | 1978-12-15 | 1978-12-15 | Preparation of semi-permeable membrane |
Publications (3)
Publication Number | Publication Date |
---|---|
DK534679A DK534679A (da) | 1980-06-16 |
DK154750B DK154750B (da) | 1988-12-19 |
DK154750C true DK154750C (da) | 1989-05-08 |
Family
ID=15616371
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DK534679A DK154750C (da) | 1978-12-15 | 1979-12-14 | Fremgangsmaade til fremstilling af en semipermeabel membran |
Country Status (7)
Country | Link |
---|---|
JP (1) | JPS5581706A (it) |
DE (1) | DE2950236A1 (it) |
DK (1) | DK154750C (it) |
FR (1) | FR2443866B1 (it) |
GB (1) | GB2037222B (it) |
IT (1) | IT1164914B (it) |
NL (1) | NL7908970A (it) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
BG33312A1 (en) * | 1981-04-20 | 1983-01-14 | Dimov | Method for obtaining of semi- transparent membrane |
DE3509068A1 (de) * | 1985-03-14 | 1986-09-18 | Bayer Ag, 5090 Leverkusen | Porenmembranen |
JP3171947B2 (ja) * | 1991-09-03 | 2001-06-04 | ダイセル化学工業株式会社 | ポリアクリロニトリル共重合体選択透過膜およびその製造方法 |
DE19811997C1 (de) * | 1998-03-19 | 1999-07-15 | Geesthacht Gkss Forschung | Lösemittel- und säurestabile Membran auf Basis von Polyacrylnitril (PAN) und einem damit copolymerisierten Comonomer sowie ein Verfahren zur Herstellung dieser Membran |
KR100454153B1 (ko) * | 2001-11-24 | 2004-10-26 | 태광산업주식회사 | 폴리아크릴로니트릴계 중공사 분리막 및 그 제조방법 |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4025439A (en) * | 1973-12-12 | 1977-05-24 | Mitsubishi Rayon Co., Ltd. | Dried semipermeable membrane and manufacture thereof |
JPS5090579A (it) * | 1973-12-12 | 1975-07-19 | ||
JPS568645B2 (it) * | 1974-09-05 | 1981-02-25 | ||
JPS5226380A (en) * | 1975-08-25 | 1977-02-26 | Sumitomo Chem Co Ltd | Method of making semipermeable membranes |
US4061821A (en) * | 1975-12-29 | 1977-12-06 | Asahi Kasei Kogyo Kabushiki Kaisha | Semipermeable composite membranes |
US4268662A (en) * | 1978-03-17 | 1981-05-19 | Sumitomo Chemical Company, Limited | Process for improving semipermeable membranes by treating with protic acids or inorganic salts |
-
1978
- 1978-12-15 JP JP15591978A patent/JPS5581706A/ja active Pending
-
1979
- 1979-12-13 DE DE19792950236 patent/DE2950236A1/de active Granted
- 1979-12-13 NL NL7908970A patent/NL7908970A/nl not_active Application Discontinuation
- 1979-12-13 IT IT51083/79A patent/IT1164914B/it active
- 1979-12-14 FR FR7930683A patent/FR2443866B1/fr not_active Expired
- 1979-12-14 DK DK534679A patent/DK154750C/da not_active IP Right Cessation
- 1979-12-17 GB GB7943367A patent/GB2037222B/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
FR2443866B1 (fr) | 1986-02-14 |
DK534679A (da) | 1980-06-16 |
GB2037222A (en) | 1980-07-09 |
GB2037222B (en) | 1983-01-19 |
NL7908970A (nl) | 1980-06-17 |
DE2950236A1 (de) | 1980-06-26 |
DK154750B (da) | 1988-12-19 |
DE2950236C2 (it) | 1988-03-10 |
JPS5581706A (en) | 1980-06-20 |
IT1164914B (it) | 1987-04-15 |
FR2443866A1 (fr) | 1980-07-11 |
IT7951083A0 (it) | 1979-12-13 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PBP | Patent lapsed |